Gros Islet weather

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The weather guide for Gros Islet, St Lucia shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

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Which is the hottest month in Gros Islet?

The hottest time of year in Gros Islet is normally September. Expect maximum daytime temperatures to reach 30°C with very high heat and humidity.

Which month has the most rain in Gros Islet?

In terms of rainfall, October is usually the wettest month in Gros Islet with 269mm on average. There are normally 18 days in October with some rain.

When is it sunniest in Gros Islet?

The sunniest time of year in Gros Islet is normally January with bright sunshine on average for 72% of daylight hours; that's 8 hours of sunshine per day.

When is the sea warmest in Gros Islet?

The sea is usually at its warmest in Gros Islet in September when the water temperature reaches 29°C.

Metric (°C / mm)  |  Imperial (°F / inches)

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Compare Gros Islet weather with the USA

Below the Gros Islet weather chart shows average maximum daytime temperature for Gros Islet, St Lucia and the USA (Washington).

Maximum daytime temperature (°C)

Gros Islet, St Lucia
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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Tropical storm risk: Gros Islet hurricane season

% of month affected by tropical storms
0
0
0
0
0
0
1%
2.5%
3.8%
1.8%
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

The Gros Islet tropical storm risk chart above shows the hurricane season. The chart was processed from data supplied by the US Meteorological Agency (NOAA). Find out more about our data sources.

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Where's hot in St Lucia right now?

Below are the temperatures expected today at popular destinations in St Lucia. Select a destination to compare today's forecast with average weather conditions.

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