About Saint Lucia
A Caribbean island known for the iconic Pitons, beaches, and volcanic landscapes.
Cities(2)
Castries
Castries: live weather, climate normals, sea temperature, daylight hours and the best time to visit — plus things to do and practical travel tips.
St Lucia
St Lucia: live weather, climate normals, sea temperature, daylight hours and the best time to visit — plus things to do and practical travel tips.
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Daylight, UV and air quality in Saint Lucia
Live conditions, updated continuously — sun times calculated for this exact location.
- Sunrise
- 05:54
- Sunset
- 18:03
- Golden hour
- 17:35
- Blue hour
- 18:24
Sources: Open-Meteo and our own solar calculations
Climate in Saint Lucia month by month
Long-term averages 1991–2020 — what the weather is normally like, not a forecast.
Best time to go
November – July
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| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | 28° | 28° | 28° | 29° | 30° | 29° | 29° | 30° | 30° | 29° | 28° | 28° |
| Night | 24° | 24° | 24° | 25° | 25° | 26° | 26° | 26° | 26° | 26° | 25° | 25° |
| Precipitation (mm) | 38 | 26 | 31 | 40 | 53 | 72 | 92 | 105 | 106 | 122 | 106 | 48 |
| Rain days (days) | 13 | 10 | 11 | 13 | 14 | 17 | 21 | 22 | 20 | 21 | 20 | 14 |
| Sunshine (h/day) | 10.8 | 11.1 | 11.6 | 11.8 | 11.7 | 11.5 | 11.6 | 11.4 | 11.1 | 10.7 | 10.6 | 10.7 |
| Colour shows how well the month suits a trip |
Source: Open-Meteo ERA5 reanalysis, 1991–2020
Chance of rain in Saint Lucia month by month
How often it normally rains — share of days with at least 1 mm, averaged over 1991–2020.
Driest period
December – May
Driest month
February · 35%
Wettest month
August · 69%
Chance of rain
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain probability | 42% | 35% | 36% | 42% | 44% | 56% | 68% | 69% | 66% | 68% | 67% | 45% |
Rain days per month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain days (days) | 13 | 10 | 11 | 13 | 14 | 17 | 21 | 22 | 20 | 21 | 20 | 14 |
Source: Open-Meteo ERA5 reanalysis, 1991–2020
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Where to stay in Saint Lucia
An interactive map of hotels and apartments in Saint Lucia, from our partner Stay22.
Weather in Saint Lucia
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Things to do in Saint Lucia
Tours and activities in Saint Lucia, from our partner GetYourGuide.
Local partners
Travel businesses that pay to be visible here.
Paid partner placements. GlobeFellas is compensated by these businesses. It never affects our rankings, ratings or climate data.
Related Destinations
Castries
Castries: live weather, climate normals, sea temperature, daylight hours and the best time to visit — plus things to do and practical travel tips.
St Lucia
St Lucia: live weather, climate normals, sea temperature, daylight hours and the best time to visit — plus things to do and practical travel tips.