Castries (St Lucia) weather

Find a forecast

Forecast days

Tue 16 Jun

Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 27° Celsius;

Sunrise: 05:36

Sunset: 18:33

Sunny intervals.

Ex UV

No pollution data.

No pollen data.

Tue 16 Jun

Maximum daytime temperature: 28 degrees Celsius; Minimum nighttime temperature: 27 degrees Celsius;
Wed 17 Jun

Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 27° Celsius;

Sunrise: 05:37

Sunset: 18:33

Sunny.

Ex UV

No pollution data.

No pollen data.

Wed 17 Jun

Maximum daytime temperature: 28 degrees Celsius; Minimum nighttime temperature: 27 degrees Celsius;
Thu 18 Jun

Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 27° Celsius;

Sunrise: 05:37

Sunset: 18:34

Sunny.

Ex UV

No pollution data.

No pollen data.

Thu 18 Jun

Maximum daytime temperature: 28 degrees Celsius; Minimum nighttime temperature: 27 degrees Celsius;
Fri 19 Jun

Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 27° Celsius;

Sunrise: 05:37

Sunset: 18:34

Sunny.

Ex UV

No pollution data.

No pollen data.

Fri 19 Jun

Maximum daytime temperature: 28 degrees Celsius; Minimum nighttime temperature: 27 degrees Celsius;
Sat 20 Jun

Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 27° Celsius;

Sunrise: 05:37

Sunset: 18:34

Sunny.

Ex UV

No pollution data.

No pollen data.

Sat 20 Jun

Maximum daytime temperature: 28 degrees Celsius; Minimum nighttime temperature: 27 degrees Celsius;
Sun 21 Jun

Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 27° Celsius;

Sunrise: 05:37

Sunset: 18:34

Sunny changing to partly cloudy by nighttime.

VH UV

No pollution data.

No pollen data.

Sun 21 Jun

Maximum daytime temperature: 28 degrees Celsius; Minimum nighttime temperature: 27 degrees Celsius;
Mon 22 Jun

Maximum daytime temperature: 28° Celsius; Minimum nighttime temperature: 26° Celsius;

Sunrise: 05:38

Sunset: 18:35

Sunny intervals changing to partly cloudy by early evening.

Ex UV

No pollution data.

No pollen data.

Mon 22 Jun

Maximum daytime temperature: 28 degrees Celsius; Minimum nighttime temperature: 26 degrees Celsius;

Sunny intervals.

Sunrise: 05:36

Sunset: 18:33

Ex UV

No pollution data.

No pollen data.

7 day forecast for Castries

Today (16 June 2026)

Time	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	20%	10%	10%	20%	20%	20%	10%	30%	10%	10%	10%	10%	10%	10%
Temperature (°C)	27°	28°	28°	28°	28°	28°	28°	27°	27°	27°	27°	27°	27°	27°
Feels like temperature (°C)	27°	27°	27°	27°	27°	28°	28°	28°	27°	27°	27°	27°	27°	27°
Wind direction and speed (mph)	ENE 17	ENE 16	ENE 16	ENE 15	ENE 15	ENE 15	ENE 15	ENE 15	ENE 15	ENE 15	ENE 15	ENE 15	ENE 15	ENE 15
Wind gust (mph)	26	26	26	25	24	24	24	24	24	24	24	24	23	23
Visibility (description)	G	G	G	G	G	G	G	G	G	G	G	G	G	G
Humidity	83%	78%	76%	76%	78%	79%	81%	84%	85%	85%	85%	85%	85%	85%
UV	10	12	12	8	8	5	2	1	1	-	-	-	-	-

Wednesday (17 June 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	10%	<5%	10%	10%	<5%	10%	10%	10%	20%	20%	20%	20%	20%	30%	30%	40%	40%	50%	40%	40%	30%	30%	20%	30%
Temperature (°C)	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	28°	28°	28°	28°	28°	28°	28°	27°	27°	27°	27°	27°	27°	27°
Feels like temperature (°C)	27°	27°	27°	27°	27°	27°	27°	27°	27°	28°	28°	28°	28°	28°	28°	28°	28°	28°	28°	27°	27°	27°	27°	27°
Wind direction and speed (mph)	ENE 15	ENE 15	ENE 15	ENE 14	ENE 14	ENE 14	ENE 14	ENE 15	ENE 15	ENE 15	ENE 15	E 15	ENE 15	ENE 15	ENE 15	ENE 15	ENE 15	ENE 15	ENE 15	ENE 15	ENE 16	ENE 16	ENE 16	ENE 17
Wind gust (mph)	22	22	22	22	21	21	22	23	24	24	25	25	24	24	24	24	24	23	23	23	24	24	25	25
Visibility (description)	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G
Humidity	85%	85%	85%	85%	85%	85%	85%	85%	84%	83%	82%	78%	77%	77%	79%	82%	84%	84%	85%	85%	85%	86%	86%	86%
UV	-	-	-	-	-	1	1	2	5	5	10	12	12	11	8	5	2	1	1	-	-	-	-	-

Thursday (18 June 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	20%	20%	20%	10%	10%	10%	20%	40%	30%	30%	30%	20%	20%	20%	20%	30%	30%	20%	<5%	<5%	10%	<5%	<5%	<5%
Temperature (°C)	27°	27°	27°	27°	27°	27°	27°	27°	27°	28°	28°	28°	28°	28°	28°	28°	28°	28°	27°	27°	27°	27°	27°	27°
Feels like temperature (°C)	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	26°
Wind direction and speed (mph)	ENE 16	ENE 16	ENE 16	ENE 16	ENE 16	ENE 16	ENE 16	ENE 17	ENE 17	ENE 17	ENE 18	ENE 18	E 18	E 17	E 18	E 17	E 18	E 18	E 18	E 18	E 18	E 18	E 18	E 18
Wind gust (mph)	25	25	24	24	24	24	25	27	27	28	29	29	29	29	28	28	28	28	27	27	28	28	28	28
Visibility (description)	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G
Humidity	86%	86%	86%	86%	85%	86%	85%	85%	85%	83%	81%	78%	77%	77%	77%	78%	82%	84%	84%	85%	85%	85%	85%	85%
UV	-	-	-	-	-	1	1	2	4	7	10	11	11	10	7	5	2	1	1	-	-	-	-	-

Friday (19 June 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%	10%	10%	<5%	10%	<5%	10%	20%	30%	20%	10%	20%	10%	10%	10%	10%	10%	10%	10%	10%	10%	20%	20%	10%
Temperature (°C)	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	28°	28°	28°	28°	28°	28°	28°	28°	27°	27°	27°	27°	27°	27°
Feels like temperature (°C)	26°	26°	26°	26°	26°	26°	26°	26°	26°	26°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°
Wind direction and speed (mph)	E 18	E 18	E 18	E 18	E 18	E 18	E 18	E 19	E 18	E 18	E 18	E 18	ENE 18	ENE 17	ENE 17	ENE 17	ENE 17	ENE 17	ENE 17	ENE 17	ENE 17	ENE 17	ENE 17	ENE 17
Wind gust (mph)	28	28	28	27	28	28	28	29	30	29	29	29	28	28	28	27	27	27	27	26	26	26	26	26
Visibility (description)	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G
Humidity	85%	85%	85%	85%	84%	85%	84%	84%	83%	81%	78%	77%	76%	76%	76%	76%	78%	81%	83%	84%	84%	84%	84%	84%
UV	-	-	-	-	-	1	1	2	4	7	9	12	12	10	7	5	2	1	1	-	-	-	-	-

Saturday (20 June 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	23:00
Weather symbols
Chance of precipitation	10%	20%	40%	30%	30%	30%	40%	40%	30%	40%	40%	40%	30%	30%	30%	40%	30%	20%	20%	30%	20%	20%
Temperature (°C)	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	28°	28°	28°	27°	27°	27°	27°	27°	27°
Feels like temperature (°C)	27°	27°	26°	26°	26°	26°	26°	26°	26°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°	27°
Wind direction and speed (mph)	ENE 17	ENE 17	ENE 17	ENE 17	ENE 17	ENE 17	ENE 17	ENE 17	ENE 17	ENE 17	E 17	E 17	E 17	E 17	E 16	E 17	E 16	E 16	E 16	E 16	E 16	E 16
Wind gust (mph)	26	26	26	26	26	25	26	26	26	27	28	27	26	26	26	26	25	25	25	24	25	24
Visibility (description)	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G	G
Humidity	85%	85%	85%	85%	85%	85%	85%	85%	84%	84%	83%	81%	81%	82%	81%	83%	84%	85%	85%	85%	85%	85%
UV	-	-	-	-	-	1	1	2	4	7	10	8	9	9	8	3	2	1	1	-	-	-

Sunday (21 June 2026)

Time	02:00	05:00	08:00	11:00	14:00	17:00	20:00	23:00
Weather symbols
Chance of precipitation	20%	20%	20%	20%	30%	20%	20%	20%
Temperature (°C)	27°	27°	27°	28°	28°	28°	27°	27°
Feels like temperature (°C)	27°	27°	26°	27°	27°	27°	27°	26°
Wind direction and speed (mph)	E 16	E 17	E 19	E 19	E 19	E 19	E 18	E 20
Wind gust (mph)	26	29	30	30	30	30	31	31
Visibility (description)	G	G	G	G	G	G	G	G
Humidity	86%	86%	84%	80%	78%	83%	83%	84%
UV	-	1	4	10	7	1	-	-

Monday (22 June 2026)

Time	02:00	05:00	08:00	11:00	14:00	17:00	20:00	23:00
Weather symbols
Chance of precipitation	10%	20%	30%	30%	20%	20%	10%	20%
Temperature (°C)	27°	27°	27°	28°	28°	28°	27°	27°
Feels like temperature (°C)	26°	26°	26°	26°	27°	26°	26°	26°
Wind direction and speed (mph)	E 20	E 20	E 21	E 20	E 20	ENE 20	ENE 20	ENE 19
Wind gust (mph)	31	33	33	34	32	32	31	31
Visibility (description)	G	G	G	G	G	G	G	G
Humidity	84%	85%	84%	78%	79%	81%	82%	83%
UV	-	1	3	11	7	1	-	-

UK video forecast

Monthly averages

Daily max (°C)

Rainfall (mm)

Daily sunshine (hrs)

Relative humidity (%)

Wind speed (mph)

weather map

Forecast

Forecast for 11am (UTC-4) Tuesday

Updated 13:05 (UTC+1) on Tue 16 Jun 2026

Loading map...

Castries (St Lucia) weather

Find a forecast

Forecast days

Tue 16 Jun

Tue 16 Jun

Wed 17 Jun

Wed 17 Jun

Thu 18 Jun

Thu 18 Jun

Fri 19 Jun

Fri 19 Jun

Sat 20 Jun

Sat 20 Jun

Sun 21 Jun

Sun 21 Jun

Mon 22 Jun

Mon 22 Jun

7 day forecast for Castries

Tooltip header

UK video forecast

Monthly averages

Nearest forecasts