Cheju (South Korea) weather

Find a forecast

Next hour

Overcast

Feels like -7°
Wintry showers <5%
Max gust 42mph from NNW Max gust 42mph from the north northwest

Wednesday

Overcast

Feels like -7°
Wintry showers <5%
Max gust 44mph

Thursday

Overcast

Feels like -3°
Wintry showers <5%
Max gust 43mph

Friday

Overcast

Feels like 3°
Rain <5%
Max gust 32mph

Saturday

Overcast

Feels like 3°
Rain 10% at 3am
Max gust 34mph

Sunday

Overcast

Feels like -1°
Rain <5%
Max gust 34mph

Monday

Overcast

Feels like 5°
Light rain 60% at 6pm
Max gust 15mph

Tuesday

Overcast

Feels like 2°
Light rain 50% at 12am
Max gust 30mph

Forecast days

Today Today

Maximum daytime temperature: 1° Celsius; Minimum nighttime temperature: -1° Celsius;
Thu Thursday

Maximum daytime temperature: 3° Celsius; Minimum nighttime temperature: 2° Celsius;
Fri Friday

Maximum daytime temperature: 7° Celsius; Minimum nighttime temperature: 4° Celsius;
Sat Saturday

Maximum daytime temperature: 7° Celsius; Minimum nighttime temperature: 1° Celsius;
Sun Sunday

Maximum daytime temperature: 3° Celsius; Minimum nighttime temperature: -2° Celsius;
Mon Monday

Maximum daytime temperature: 7° Celsius; Minimum nighttime temperature: 1° Celsius;
Tue Tuesday

Maximum daytime temperature: 6° Celsius; Minimum nighttime temperature: 0° Celsius;

7 day forecast for Cheju

Hourly forecast

Time	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Weather symbols and temperature	0°	0°	-1°	0°	0°	0°	0°	0°
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Wind speed and direction	22mph	23mph	24mph	24mph	25mph	24mph	24mph	23mph

Next
day

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Weather symbols and temperature	0°	0°	0°	0°	0°	0°	0°	0°	0°	0°	1°	1°	1°	2°	2°	2°	2°	2°	2°	2°	2°	2°	3°	3°
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Wind speed and direction	23mph	23mph	23mph	23mph	23mph	24mph	24mph	23mph	23mph	23mph	22mph	21mph	21mph	20mph	18mph	15mph	14mph	15mph	17mph	17mph	18mph	17mph	17mph	18mph

Next
day

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Weather symbols and temperature	3°	3°	3°	3°	3°	3°	3°	3°	3°	4°	5°	5°	6°	6°	7°	7°	7°	7°	6°	6°	6°	6°	6°	6°
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Wind speed and direction	18mph	18mph	18mph	17mph	17mph	17mph	16mph	16mph	15mph	15mph	14mph	14mph	14mph	14mph	14mph	15mph	15mph	15mph	15mph	16mph	16mph	17mph	17mph	18mph

Next
day

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Weather symbols and temperature	6°	6°	6°	6°	6°	6°	6°	6°	5°	6°	7°	7°	7°	7°	7°	6°	6°	5°	4°	4°	4°	3°	3°	2°
Chance of precipitation	<5%	<5%	<5%	10%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Wind speed and direction	17mph	18mph	19mph	20mph	21mph	20mph	19mph	18mph	17mph	17mph	17mph	17mph	17mph	18mph	17mph	17mph	17mph	17mph	17mph	20mph	18mph	18mph	17mph	16mph

Next
day

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Weather symbols and temperature	2°	2°	2°	2°	2°	2°	2°	2°	2°	2°	2°	3°	2°	3°	3°	2°	2°	2°	1°	0°	0°	-1°	-1°	-1°
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Wind speed and direction	16mph	17mph	16mph	17mph	18mph	18mph	17mph	15mph	14mph	13mph	11mph	10mph	10mph	10mph	10mph	10mph	9mph	9mph	8mph	8mph	8mph	7mph	7mph	7mph

Next
day

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	12pm	3pm	6pm	9pm
Weather symbols and temperature	-1°	-1°	-1°	-1°	-1°	-1°	-1°	-1°	0°	2°	5°	7°	5°	4°
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	30%	60%	60%
Wind speed and direction	7mph	7mph	6mph	6mph	7mph	6mph	6mph	6mph	6mph	6mph	5mph	5mph	6mph	6mph

Next
day

Time	12am	3am	6am	9am	12pm	3pm	6pm	9pm
Weather symbols and temperature	3°	3°	2°	3°	5°	5°	3°	2°
Chance of precipitation	50%	30%	10%	10%	<5%	10%	<5%	<5%
Wind speed and direction	8mph	8mph	10mph	10mph	10mph	12mph	13mph	11mph

Next
day

| Cheju

Wind

Daily highest gust

44mph

Feels like

Daily high

Daily low

Next rain

Wintry showers <5%

Humidity

Daily high

90%

Daily low

85%

Daily highest level

Moderate

Take care during midday hours and do not spend too much time in the sun unprotected. Sunscreen advised.

Visibility

Daily high

21km

Daily low

20km

Sunrise and sunset

07:37 17:54

Complete sun and moon data for Wednesday - U.S. Naval Observatory

Air pollution

No air pollution data

Wind

Daily highest gust

43mph

Feels like

Daily high

Daily low

Next rain

Wintry showers <5%

Humidity

Daily high

86%

Daily low

66%

Daily highest level

Moderate

Take care during midday hours and do not spend too much time in the sun unprotected. Sunscreen advised.

Visibility

Daily high

26km

Daily low

21km

Sunrise and sunset

07:36 17:55

Complete sun and moon data for Thursday - U.S. Naval Observatory

Air pollution

No air pollution data

Wind

Daily highest gust

32mph

Feels like

Daily high

Daily low

Next rain

Rain <5%

Humidity

Daily high

66%

Daily low

58%

Daily highest level

Moderate

Take care during midday hours and do not spend too much time in the sun unprotected. Sunscreen advised.

Visibility

Daily high

26km

Daily low

14km

Sunrise and sunset

07:36 17:56

Complete sun and moon data for Friday - U.S. Naval Observatory

Air pollution

No air pollution data

Wind

Daily highest gust

34mph

Feels like

Daily high

Daily low

Next rain

Rain 10% at 3am

Humidity

Daily high

73%

Daily low

63%

Daily highest level

Moderate

Take care during midday hours and do not spend too much time in the sun unprotected. Sunscreen advised.

Visibility

Daily high

25km

Daily low

13km

Sunrise and sunset

07:35 17:57

Complete sun and moon data for Saturday - U.S. Naval Observatory

Air pollution

No air pollution data

Wind

Daily highest gust

34mph

Feels like

Daily high

Daily low

Next rain

Rain <5%

Humidity

Daily high

76%

Daily low

74%

Daily highest level

Moderate

Take care during midday hours and do not spend too much time in the sun unprotected. Sunscreen advised.

Visibility

Daily high

25km

Daily low

13km

Sunrise and sunset

07:35 17:58

Complete sun and moon data for Sunday - U.S. Naval Observatory

Air pollution

No air pollution data

Wind

Daily highest gust

15mph

Feels like

Daily high

Daily low

Next rain

Chance of rain

60%

Light rain 60% at 6pm

Humidity

Daily high

91%

Daily low

72%

Daily highest level

Moderate

Take care during midday hours and do not spend too much time in the sun unprotected. Sunscreen advised.

Visibility

Daily high

25km

Daily low

5km

Sunrise and sunset

07:34 17:59

Complete sun and moon data for Monday - U.S. Naval Observatory

Air pollution

No air pollution data

Wind

Daily highest gust

30mph

Feels like

Daily high

Daily low

Next rain

Chance of rain

50%

Light rain 50% at 12am

Humidity

Daily high

91%

Daily low

74%

Daily highest level

Moderate

Take care during midday hours and do not spend too much time in the sun unprotected. Sunscreen advised.

Visibility

Daily high

13km

Daily low

5km

Sunrise and sunset

07:34 18:00

Complete sun and moon data for Tuesday - U.S. Naval Observatory

Air pollution

No air pollution data

Updated: 6am on 21 January 2026

| Cheju

Time and weather

Time	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Weather symbols

Wind

Time	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Speed	22mph Strong winds	23mph Strong winds	24mph Strong winds	24mph Strong winds	25mph Strong winds	24mph Strong winds	24mph Strong winds	23mph Strong winds

Time	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Direction from	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest

Time	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Gusts	42mph	43mph	43mph	44mph	43mph	43mph	43mph	41mph

Temperature

Time	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Actual (°C)	0°	0°	-1°	0°	0°	0°	0°	0°

Time	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Feels like (°C)	-7°	-7°	-8°	-8°	-8°	-8°	-8°	-8°

Humidity

Time	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Humidity	87%	90%	89%	87%	86%	86%	85%	86%

Rain and snow

Time	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Chance	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%

UV

Time	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
UV	Low	No risk	No risk	No risk	No risk	No risk	No risk	No risk

Visibility

Time	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Visibility	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good

Time and weather

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Weather symbols

Wind

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Speed	23mph Strong winds	23mph Strong winds	23mph Strong winds	23mph Strong winds	23mph Strong winds	24mph Strong winds	24mph Strong winds	23mph Strong winds	23mph Strong winds	23mph Strong winds	22mph Strong winds	21mph Strong winds	21mph Strong winds	20mph Strong winds	18mph Light winds	15mph Light winds	14mph Light winds	15mph Light winds	17mph Light winds	17mph Light winds	18mph Light winds	17mph Light winds	17mph Light winds	18mph Light winds

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Direction from	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Gusts	42mph	42mph	42mph	42mph	43mph	43mph	43mph	42mph	42mph	41mph	39mph	39mph	38mph	36mph	33mph	28mph	29mph	31mph	32mph	32mph	31mph	31mph	32mph	32mph

Temperature

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Actual (°C)	0°	0°	0°	0°	0°	0°	0°	0°	0°	0°	1°	1°	1°	2°	2°	2°	2°	2°	2°	2°	2°	2°	3°	3°

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Feels like (°C)	-8°	-8°	-7°	-7°	-7°	-7°	-7°	-7°	-7°	-7°	-6°	-5°	-5°	-4°	-4°	-3°	-3°	-3°	-4°	-3°	-3°	-3°	-3°	-3°

Humidity

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Humidity	86%	85%	82%	83%	82%	82%	82%	83%	82%	81%	83%	80%	79%	78%	76%	76%	74%	73%	71%	69%	68%	67%	66%	66%

Rain and snow

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Chance	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%

UV

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
UV	No risk	No risk	No risk	No risk	No risk	No risk	No risk	No risk	No risk	Low	Low	Low	Moderate	Moderate	Low	Low	Low	No risk	No risk	No risk	No risk	No risk	No risk	No risk

Visibility

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Visibility	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good

Time and weather

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Weather symbols

Wind

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Speed	18mph Light winds	18mph Light winds	18mph Light winds	17mph Light winds	17mph Light winds	17mph Light winds	16mph Light winds	16mph Light winds	15mph Light winds	15mph Light winds	14mph Light winds	14mph Light winds	14mph Light winds	14mph Light winds	14mph Light winds	15mph Light winds	15mph Light winds	15mph Light winds	15mph Light winds	16mph Light winds	16mph Light winds	17mph Light winds	17mph Light winds	18mph Light winds

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Direction from	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	WNW west northwest	WNW west northwest	WNW west northwest	WNW west northwest	WNW west northwest	WNW west northwest	WNW west northwest	WNW west northwest	WNW west northwest	WNW west northwest	WNW west northwest	WNW west northwest	WNW west northwest

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Gusts	32mph	32mph	31mph	31mph	31mph	30mph	28mph	27mph	26mph	26mph	26mph	26mph	26mph	26mph	26mph	27mph	27mph	26mph	27mph	28mph	28mph	29mph	29mph	29mph

Temperature

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Actual (°C)	3°	3°	3°	3°	3°	3°	3°	3°	3°	4°	5°	5°	6°	6°	7°	7°	7°	7°	6°	6°	6°	6°	6°	6°

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Feels like (°C)	-3°	-3°	-3°	-2°	-2°	-2°	-2°	-2°	-1°	-1°	0°	1°	2°	2°	3°	3°	3°	3°	2°	2°	2°	2°	2°	1°

Humidity

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Humidity	66%	66%	66%	66%	65%	66%	65%	65%	65%	64%	61%	58%	58%	58%	59%	59%	59%	58%	59%	59%	61%	63%	64%	64%

Rain and snow

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Chance	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%

UV

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
UV	No risk	No risk	No risk	No risk	No risk	No risk	No risk	No risk	Low	Low	Low	Moderate	Moderate	Moderate	Low	Low	Low	No risk	No risk	No risk	No risk	No risk	No risk	No risk

Visibility

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Visibility	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Very good	Good	Very good	Good	Good	Very good	Good	Good	Good	Good	Good	Good	Good

Time and weather

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Weather symbols

Wind

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Speed	17mph Light winds	18mph Light winds	19mph Strong winds	20mph Strong winds	21mph Strong winds	20mph Strong winds	19mph Strong winds	18mph Light winds	17mph Light winds	17mph Light winds	17mph Light winds	17mph Light winds	17mph Light winds	18mph Light winds	17mph Light winds	17mph Light winds	17mph Light winds	17mph Light winds	17mph Light winds	20mph Strong winds	18mph Light winds	18mph Light winds	17mph Light winds	16mph Light winds

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Direction from	WNW west northwest	WNW west northwest	WNW west northwest	WNW west northwest	WNW west northwest	WNW west northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NW northwest	NNW north northwest	NNW north northwest

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Gusts	30mph	31mph	32mph	34mph	34mph	32mph	31mph	30mph	30mph	30mph	30mph	32mph	31mph	31mph	31mph	31mph	31mph	31mph	34mph	32mph	34mph	32mph	32mph	34mph

Temperature

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Actual (°C)	6°	6°	6°	6°	6°	6°	6°	6°	5°	6°	7°	7°	7°	7°	7°	6°	6°	5°	4°	4°	4°	3°	3°	2°

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Feels like (°C)	2°	1°	1°	1°	1°	1°	1°	1°	1°	1°	2°	3°	3°	3°	3°	2°	1°	0°	-1°	-2°	-2°	-2°	-2°	-3°

Humidity

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Humidity	63%	64%	65%	65%	65%	66%	65%	65%	65%	64%	64%	64%	64%	64%	65%	65%	66%	66%	66%	67%	67%	68%	72%	73%

Rain and snow

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Chance	<5%	<5%	<5%	10%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%

UV

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
UV	No risk	No risk	No risk	No risk	No risk	No risk	No risk	No risk	Low	Low	Low	Moderate	Moderate	Moderate	Moderate	Low	Low	No risk	No risk	No risk	No risk	No risk	No risk	No risk

Visibility

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Visibility	Good	Good	Good	Good	Good	Good	Good	Good	Very good	Good	Very good	Very good	Very good	Very good	Very good	Very good	Good	Very good	Good	Good	Very good	Very good	Good	Very good

Time and weather

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Weather symbols

Wind

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Speed	16mph Light winds	17mph Light winds	16mph Light winds	17mph Light winds	18mph Light winds	18mph Light winds	17mph Light winds	15mph Light winds	14mph Light winds	13mph Light winds	11mph Gentle breeze	10mph Gentle breeze	10mph Gentle breeze	10mph Gentle breeze	10mph Gentle breeze	10mph Gentle breeze	9mph Gentle breeze	9mph Gentle breeze	8mph Gentle breeze	8mph Gentle breeze	8mph Gentle breeze	7mph Gentle breeze	7mph Gentle breeze	7mph Gentle breeze

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Direction from	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest	N north	N north	N north	N north	N north	N north	N north	N north	N north	N north	N north	N north	N north	N north	N north	N north

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Gusts	31mph	31mph	32mph	33mph	34mph	33mph	33mph	31mph	29mph	24mph	22mph	21mph	21mph	20mph	20mph	19mph	18mph	18mph	17mph	17mph	16mph	15mph	15mph	15mph

Temperature

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Actual (°C)	2°	2°	2°	2°	2°	2°	2°	2°	2°	2°	2°	3°	2°	3°	3°	2°	2°	2°	1°	0°	0°	-1°	-1°	-1°

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Feels like (°C)	-3°	-3°	-3°	-3°	-4°	-4°	-3°	-3°	-4°	-3°	-2°	-2°	-2°	-1°	-1°	-2°	-2°	-2°	-3°	-3°	-4°	-4°	-5°	-5°

Humidity

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Humidity	74%	74%	74%	75%	75%	75%	75%	75%	75%	74%	74%	75%	76%	76%	76%	76%	76%	76%	76%	76%	75%	75%	75%	74%

Rain and snow

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Chance	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%

UV

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
UV	No risk	No risk	No risk	No risk	No risk	No risk	No risk	No risk	Low	Low	Low	Moderate	Moderate	Moderate	Moderate	Low	Low	No risk	No risk	No risk	No risk	No risk	No risk	No risk

Visibility

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	10am	11am	12pm	1pm	2pm	3pm	4pm	5pm	6pm	7pm	8pm	9pm	10pm	11pm
Visibility	Very good	Good	Good	Good	Good	Good	Good	Good	Good	Good	Good	Good	Good	Good	Good	Good	Good	Good	Good	Good	Very good	Very good	Very good	Very good

Time and weather

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	12pm	3pm	6pm	9pm
Weather symbols

Wind

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	12pm	3pm	6pm	9pm
Speed	7mph Gentle breeze	7mph Gentle breeze	6mph Gentle breeze	6mph Gentle breeze	7mph Gentle breeze	6mph Gentle breeze	6mph Gentle breeze	6mph Gentle breeze	6mph Gentle breeze	6mph Gentle breeze	5mph Gentle breeze	5mph Gentle breeze	6mph Gentle breeze	6mph Gentle breeze

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	12pm	3pm	6pm	9pm
Direction from	N north	N north	N north	N north	N north	N north	NNE north northeast	NNE north northeast	NNE north northeast	NNE north northeast	N north	N north	N north	N north

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	12pm	3pm	6pm	9pm
Gusts	14mph	14mph	13mph	13mph	13mph	13mph	13mph	13mph	13mph	13mph	13mph	14mph	14mph	15mph

Temperature

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	12pm	3pm	6pm	9pm
Actual (°C)	-1°	-1°	-1°	-1°	-1°	-1°	-1°	-1°	0°	2°	5°	7°	5°	4°

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	12pm	3pm	6pm	9pm
Feels like (°C)	-5°	-5°	-5°	-5°	-5°	-5°	-4°	-4°	-4°	-1°	3°	5°	3°	1°

Humidity

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	12pm	3pm	6pm	9pm
Humidity	72%	73%	73%	73%	73%	74%	76%	75%	75%	75%	72%	75%	82%	91%

Rain and snow

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	12pm	3pm	6pm	9pm
Chance	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	30%	60%	60%

UV

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	12pm	3pm	6pm	9pm
UV	No risk	No risk	No risk	No risk	No risk	No risk	No risk	No risk	Low	Low	Moderate	Low	No risk	No risk

Visibility

Time	12am	1am	2am	3am	4am	5am	6am	7am	8am	9am	12pm	3pm	6pm	9pm
Visibility	Very good	Very good	Very good	Very good	Very good	Very good	Good	Very good	Good	Good	Very good	Very good	Good	Moderate

Time and weather

Time	12am	3am	6am	9am	12pm	3pm	6pm	9pm
Weather symbols

Wind

Time	12am	3am	6am	9am	12pm	3pm	6pm	9pm
Speed	8mph Gentle breeze	8mph Gentle breeze	10mph Gentle breeze	10mph Gentle breeze	10mph Gentle breeze	12mph Gentle breeze	13mph Light winds	11mph Gentle breeze

Time	12am	3am	6am	9am	12pm	3pm	6pm	9pm
Direction from	NNW north northwest	N north	N north	N north	NNW north northwest	NNW north northwest	NNW north northwest	NNW north northwest

Time	12am	3am	6am	9am	12pm	3pm	6pm	9pm
Gusts	17mph	18mph	20mph	21mph	25mph	30mph	28mph	27mph

Temperature

Time	12am	3am	6am	9am	12pm	3pm	6pm	9pm
Actual (°C)	3°	3°	2°	3°	5°	5°	3°	2°

Time	12am	3am	6am	9am	12pm	3pm	6pm	9pm
Feels like (°C)	0°	-1°	-2°	-1°	2°	1°	-1°	-2°

Humidity

Time	12am	3am	6am	9am	12pm	3pm	6pm	9pm
Humidity	91%	90%	83%	78%	75%	74%	75%	76%

Rain and snow

Time	12am	3am	6am	9am	12pm	3pm	6pm	9pm
Chance	50%	30%	10%	10%	<5%	10%	<5%	<5%

UV

Time	12am	3am	6am	9am	12pm	3pm	6pm	9pm
UV	No risk	No risk	No risk	Low	Moderate	Low	No risk	No risk

Visibility

Time	12am	3am	6am	9am	12pm	3pm	6pm	9pm
Visibility	Moderate	Good	Good	Good	Good	Good	Good	Good

Updated: 6am on 21 January 2026

South Korea weather map

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Forecast for 4pm (UTC+9) Wednesday

Updated: 6am on 21 January 2026

Forecast explained

Very Poor	Less than 1km
Poor	1.1km to 4km
Moderate	4.1km to 10km
Good	10.1km to 20km
Very Good	20.1km to 40km
Excellent	Greater than 40km

Very Poor	Less than 1km
Poor	1.1km to 4km
Moderate	4.1km to 10km
Good	10.1km to 20km
Very Good	20.1km to 40km
Excellent	Greater than 40km

Very Poor	Less than 1km
Poor	1.1km to 4km
Moderate	4.1km to 10km
Good	10.1km to 20km
Very Good	20.1km to 40km
Excellent	Greater than 40km

Very Poor	Less than 1km
Poor	1.1km to 4km
Moderate	4.1km to 10km
Good	10.1km to 20km
Very Good	20.1km to 40km
Excellent	Greater than 40km

Very Poor	Less than 1km
Poor	1.1km to 4km
Moderate	4.1km to 10km
Good	10.1km to 20km
Very Good	20.1km to 40km
Excellent	Greater than 40km

Cheju (South Korea) weather

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