St. Helena Is. (St Helena - Ascension and Tristan Da Cunha) weather

Find a forecast

Forecast days

Today

Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 20° Celsius;

Sunrise: 06:07

Sunset: 19:01

Sunny.

Ex UV

No pollution data.

No pollen data.

Today

Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 20° Celsius;
Fri 23 Jan

Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 20° Celsius;

Sunrise: 06:08

Sunset: 19:01

Sunny changing to partly cloudy by early evening.

Ex UV

No pollution data.

No pollen data.

Fri 23 Jan

Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 20° Celsius;
Sat 24 Jan

Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 21° Celsius;

Sunrise: 06:08

Sunset: 19:01

Sunny intervals changing to partly cloudy by early evening.

Ex UV

No pollution data.

No pollen data.

Sat 24 Jan

Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 21° Celsius;
Sun 25 Jan

Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 21° Celsius;

Sunrise: 06:09

Sunset: 19:01

Sunny intervals changing to partly cloudy by early evening.

Ex UV

No pollution data.

No pollen data.

Sun 25 Jan

Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 21° Celsius;
Mon 26 Jan

Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 21° Celsius;

Sunrise: 06:09

Sunset: 19:01

Sunny intervals changing to partly cloudy by early evening.

Ex UV

No pollution data.

No pollen data.

Mon 26 Jan

Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 21° Celsius;
Tue 27 Jan

Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 21° Celsius;

Sunrise: 06:10

Sunset: 19:01

Sunny intervals changing to partly cloudy by early evening.

Ex UV

No pollution data.

No pollen data.

Tue 27 Jan

Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 21° Celsius;
Wed 28 Jan

Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 20° Celsius;

Sunrise: 06:11

Sunset: 19:00

Sunny changing to partly cloudy by early evening.

Ex UV

No pollution data.

No pollen data.

Wed 28 Jan

Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 20° Celsius;

Sunny.

Sunrise: 06:07

Sunset: 19:01

Ex UV

No pollution data.

No pollen data.

7 day forecast for St. Helena Is.

Today (22 January 2026)

Time	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Weather symbols
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Temperature (°C)	21°	21°	21°	21°	21°	21°	21°
Feels like temperature (°C)	19°	19°	19°	19°	19°	19°	19°
Wind direction and speed (mph)	ESE 12	ESE 13	ESE 13	ESE 12	ESE 12	ESE 12	ESE 12
Wind gust (mph)	17	17	17	16	16	16	16
Visibility (description)	VG	VG	VG	VG	VG	VG	VG
Humidity	75%	75%	74%	74%	74%	74%	74%
UV	2	1	1	-	-	-	-

Friday (23 January 2026)

Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Weather symbols
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%
Temperature (°C)	21°	21°	20°	20°	20°	20°	20°	20°	20°	20°	20°	20°	20°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°
Feels like temperature (°C)	19°	19°	19°	19°	19°	19°	19°	18°	18°	18°	18°	18°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°
Wind direction and speed (mph)	ESE 12	ESE 12	ESE 12	ESE 11	ESE 11	ESE 12	ESE 12	ESE 12	ESE 13	ESE 13	ESE 13	ESE 13	ESE 13	ESE 13	ESE 13	ESE 13	ESE 13	ESE 13	ESE 13	ESE 14	ESE 14	ESE 13	ESE 13	ESE 13
Wind gust (mph)	16	15	15	15	15	15	16	17	17	17	17	17	17	17	17	17	17	17	17	17	17	17	17	17
Visibility (description)	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	74%	74%	74%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%
UV	-	-	-	-	-	-	1	1	4	7	9	13	14	13	11	8	4	2	1	1	-	-	-	-

Saturday (24 January 2026)

Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Weather symbols
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%
Temperature (°C)	21°	21°	21°	21°	21°	21°	21°	21°	20°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°
Feels like temperature (°C)	19°	19°	19°	19°	19°	18°	18°	18°	18°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°
Wind direction and speed (mph)	ESE 12	ESE 13	ESE 13	ESE 13	ESE 13	ESE 13	ESE 13	ESE 14	ESE 13	ESE 13	ESE 13	SE 12	SE 12	SE 13	SE 13	SE 13	SE 13	SE 13	SE 13	SE 14	SE 14	SE 14	SE 14	SE 13
Wind gust (mph)	17	17	17	17	17	17	17	17	17	17	17	17	16	16	17	17	17	17	17	17	17	18	17	17
Visibility (description)	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%
UV	-	-	-	-	-	-	1	1	3	7	10	13	14	13	11	8	4	2	1	1	-	-	-	-

Sunday (25 January 2026)

Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Weather symbols
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%
Temperature (°C)	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°
Feels like temperature (°C)	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°	19°	20°	20°	20°
Wind direction and speed (mph)	SE 13	SE 12	SE 12	SE 12	SE 12	SE 12	SE 12	SE 12	SE 12	SE 12	SE 12	SE 12	SE 12	SE 12	SE 12	SE 12	SE 12	SE 13	SE 13	SE 13	SE 12	SE 12	SE 12	SE 11
Wind gust (mph)	17	16	16	16	16	16	16	16	16	16	16	15	16	16	16	16	17	17	17	17	16	16	15	14
Visibility (description)	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	75%	75%	75%	75%	76%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%	75%
UV	-	-	-	-	-	-	1	1	4	7	10	13	14	13	11	8	4	2	1	1	-	-	-	-

Monday (26 January 2026)

Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Weather symbols
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%
Temperature (°C)	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°	21°
Feels like temperature (°C)	20°	20°	20°	20°	20°	20°	19°	19°	19°	19°	19°	20°	20°	20°	20°	20°	20°	20°	20°	20°	20°	20°	20°	20°
Wind direction and speed (mph)	SE 10	SE 10	SE 10	SE 10	SE 10	SE 11	SE 11	SE 11	SE 11	SE 12	SE 11	SE 11	SE 10	SE 10	SE 10	SE 10	SE 10	SE 10	SE 11	SE 12	SE 12	SE 12	SE 12	SE 11
Wind gust (mph)	14	14	14	14	14	15	15	15	15	15	15	14	14	14	14	15	15	15	16	16	16	16	15	15
Visibility (description)	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	75%	75%	75%	75%	75%	75%	76%	76%	75%	75%	75%	75%	75%	75%	74%	74%	75%	74%	74%	74%	74%	75%	75%	74%
UV	-	-	-	-	-	-	1	1	4	7	10	13	13	13	11	8	4	2	1	1	-	-	-	-

Tuesday (27 January 2026)

Time	00:00	03:00	06:00	09:00	12:00	15:00	18:00	21:00
Weather symbols
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Temperature (°C)	21°	21°	21°	21°	21°	21°	21°	21°
Feels like temperature (°C)	20°	19°	19°	20°	20°	21°	21°	20°
Wind direction and speed (mph)	SE 11	SE 11	SE 11	SE 10	ESE 9	SE 8	SE 9	SE 10
Wind gust (mph)	15	15	15	14	12	12	14	14
Visibility (description)	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	75%	75%	75%	75%	74%	74%	74%	74%
UV	-	-	1	7	14	8	1	-

Wednesday (28 January 2026)

Time	00:00	03:00	06:00	09:00	12:00	15:00	18:00	21:00
Weather symbols
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Temperature (°C)	21°	21°	21°	21°	21°	21°	21°	21°
Feels like temperature (°C)	20°	19°	19°	20°	20°	21°	21°	21°
Wind direction and speed (mph)	SE 10	SE 11	SE 12	ESE 10	ESE 9	SE 8	SE 8	SE 9
Wind gust (mph)	15	16	15	14	12	12	13	13
Visibility (description)	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	74%	75%	76%	75%	76%	75%	74%	73%
UV	-	-	1	7	14	8	1	-

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Forecast for 5pm (UTC) Thursday

Updated 13:02 (UTC) on Thu 22 Jan 2026

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St. Helena Is. (St Helena - Ascension and Tristan Da Cunha) weather

Find a forecast

Forecast days

Today

Today

Fri 23 Jan

Fri 23 Jan

Sat 24 Jan

Sat 24 Jan

Sun 25 Jan

Sun 25 Jan

Mon 26 Jan

Mon 26 Jan

Tue 27 Jan

Tue 27 Jan

Wed 28 Jan

Wed 28 Jan

7 day forecast for St. Helena Is.

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