Gros Islet weather live forecast

Today's maximum temperature in Gros Islet is expected to be 86°F. Select a day from the live weather forecast for Gros Islet, St Lucia for more weather parameters.

Tuesday
9th Dec
86

79

7

8
Wednesday
10th Dec
84

79

7

8
Thursday
11th Dec
82

79

6

8
Friday
12th Dec
84

79

6

8
Saturday
13th Dec
82

79

5

8

5-day weather forecast updated at 04:04 on Monday 8th December 2025 GMT

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The 5-day weather forecast for St Lucia (Gros Islet) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Gros Islet weather forecast by day

Below are the detailed weather forecasts for Gros Islet for the next 5 days.

Gros Islet weather for Tuesday 9th December 2025

Expect broken clouds in Gros Islet, St Lucia with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the east.

86
°F maximum temperature
79
°F minimum temperature
broken clouds
7
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
12
mph wind from E

Gros Islet weather for Wednesday 10th December 2025

Expect broken clouds in Gros Islet, St Lucia with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the east.

84
°F maximum temperature
79
°F minimum temperature
broken clouds
7
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
12
mph wind from E

Gros Islet weather for Thursday 11th December 2025

Expect isolated thunderstorms in Gros Islet, St Lucia with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 65% chance of some rain and a moderate breeze of 14 mph from the east.

82
°F maximum temperature
79
°F minimum temperature
isolated thunderstorms
6
hours of sunshine
8
UV index (Very High)
65
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
14
mph wind from E

Gros Islet weather for Friday 12th December 2025

Expect scattered clouds in Gros Islet, St Lucia with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the east.

84
°F maximum temperature
79
°F minimum temperature
scattered clouds
6
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
14
mph wind from E

Gros Islet weather for Saturday 13th December 2025

Expect isolated thunderstorms in Gros Islet, St Lucia with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 56% chance of some rain and a moderate breeze of 14 mph from the east.