Gros Islet weather live forecast

Today's maximum temperature in Gros Islet is expected to be 82°F. Select a day from the live weather forecast for Gros Islet, St Lucia for more weather parameters.

Tuesday
10th Mar
82

75

7

11
Wednesday
11th Mar
82

77

6

10
Thursday
12th Mar
84

75

7

11
Friday
13th Mar
84

77

8

11
Saturday
14th Mar
84

77

8

11

5-day weather forecast updated at 04:03 on Tuesday 10th March 2026 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 10th March 2026

Expect sunshine and showers in Gros Islet, St Lucia with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 38% chance of some rain and a moderate breeze of 15 mph from the east.

82
°F maximum temperature
75
°F minimum temperature
sunshine and showers
7
hours of sunshine
11
UV index (Extreme)
38
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
15
mph wind from E

Gros Islet weather for Wednesday 11th March 2026

Expect sunshine and showers in Gros Islet, St Lucia with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 73% chance of some rain and a moderate breeze of 13 mph from the east.

82
°F maximum temperature
77
°F minimum temperature
sunshine and showers
6
hours of sunshine
10
UV index (Very High)
73
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
13
mph wind from E

Gros Islet weather for Thursday 12th March 2026

Expect broken clouds in Gros Islet, St Lucia with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the east.

84
°F maximum temperature
75
°F minimum temperature
broken clouds
7
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
11
mph wind from E

Gros Islet weather for Friday 13th March 2026

Expect scattered clouds in Gros Islet, St Lucia with a maximum temperature of 84°F, low levels of heat & humidity, maximum UV of 11 (Extreme) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the east.

84
°F maximum temperature
77
°F minimum temperature
scattered clouds
8
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
11
mph wind from E

Gros Islet weather for Saturday 14th March 2026

Expect sunshine and showers in Gros Islet, St Lucia with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 51% chance of some rain and a gentle breeze of 11 mph from the east.