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Best time to visit St Lucia
Find the best time to visit St Lucia and plan your perfect trip in 2023/2024. Get holiday inspiration, weather guides, travel advice and find great deals.
- Climate guide
- 5-day weather forecast
- Best time to visit
- Travel advice
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St Lucia by month
Top St Lucia destinations
Below are the temperatures expected today at popular destinations in St Lucia. Select a destination to compare today's forecast with average weather conditions.
All St Lucia destinations
- Anse la Raye
- Cap Estate
- Choc Bay
- Grand Anse
- Gros Islet
- Marigot Bay
- Morgan Bay
- Reduit Beach
- Rodney Bay
- Vieux Fort
When is the best time to visit St Lucia?
Max Day Temperature (°C)
Recommended for St Lucia
Best time to visit
The weather guide for St Lucia (Castries) 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.
Metric (°C / mm) | Imperial (°F / inches)
St Lucia overview
The west coast (where Castries is located) is more sheltered from the prevailing winds.
Temperatures on St Lucia are high throughout the year but rarely unbearable since sea breezes help dissipate the humidity, although nights can be sticky.
Tropical storm risk: St Lucia hurricane season
The St Lucia 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.
What to pack for St Lucia weather
Light cotton clothing is appropriate, and be prepared for rain at any time of the year.
Which is the hottest month in St Lucia?
The hottest time of year in Castries, St Lucia is normally September. Expect maximum daytime temperatures to reach 30°C with very high heat and humidity.
Which month has the most rain in St Lucia?
In terms of rainfall, October is usually the wettest month in Castries, St Lucia with 269mm on average. There are normally 18 days in October with some rain.
When is it sunniest in St Lucia?
The sunniest time of year in Castries, St Lucia 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 St Lucia?
The sea is usually at its warmest in Castries, St Lucia in September when the water temperature reaches 29°C.
St Lucia travel features
Do you want to learn more about St Lucia? Read our latest features covering travel tips and insider destination guides on where to go and what to do in St Lucia.
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