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.

Friday
19th Dec
82

77

6

8
Saturday
20th Dec
82

79

6

8
Sunday
21st Dec
84

79

6

8
Monday
22nd Dec
82

77

6

7
Tuesday
23rd Dec
82

77

6

8

5-day weather forecast updated at 04:04 on Friday 19th 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 Friday 19th December 2025

Expect sunshine and showers 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 0-2 mm of rainfall expected with 37% chance of some rain and a gentle breeze of 11 mph from the east.

82
°F maximum temperature
77
°F minimum temperature
sunshine and showers
6
hours of sunshine
8
UV index (Very High)
37
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
11
mph wind from E

Gros Islet weather for Saturday 20th December 2025

Expect sunshine and showers 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 0-2 mm of rainfall expected with 58% chance of some rain and a gentle breeze of 9 mph from the east.

82
°F maximum temperature
79
°F minimum temperature
sunshine and showers
6
hours of sunshine
8
UV index (Very High)
58
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
9
mph wind from E

Gros Islet weather for Sunday 21st 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 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the east.

84
°F maximum temperature
79
°F minimum temperature
broken clouds
6
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
9
mph wind from E

Gros Islet weather for Monday 22nd December 2025

Expect broken clouds in Gros Islet, St Lucia with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the east.

82
°F maximum temperature
77
°F minimum temperature
broken clouds
6
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
9
mph wind from E

Gros Islet weather for Tuesday 23rd December 2025

Expect sunshine and showers in Gros Islet, St Lucia with a maximum temperature of 82°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 61% chance of some rain and a light breeze of 7 mph from the east.