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Climate of Saint Lucia
Saint Lucia has a tropical rainforest climate. It is usually (very) warm, humid and rainy all year round. The average annual temperature for Saint Lucia is 29° degrees and there is about 456 mm of rain in a year. It is dry for 63 days a year with an average humidity of 74% and an UV-index of 7.
Climate averages for the whole year
- Day: the average daily temperature during the day is between 27°C and 30°C
- Night:the average nighttime temperature is between 25°C and 27°C
- Rain: it rains 243 days and there is a total of approximately 456 mm rainfall
- Sun hours: throughout the year there are 3242 sun hours
| Maximum temperature: | between 27°C and 30°C |
| Warmest month: | 30°C in August |
| Coldest month: | 27°C in February |
| Night temperature: | between 25°C and 27°C |
| Dry days: | 122 days |
| Days with rain: | 243 days |
| Days with snow: | 0 days |
| Total rain sum: | 456 mm |
| Hours of sunshine: | 3242 hours |
Temperature graph
This graph shows the average maximum temperature (red) and minimum temperature (blue) for Saint Lucia.
Precipitation graph
This graph shows the average amount of rainfall per month for Saint Lucia.
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Climate table of Saint Lucia
In this climate table you can see at a glance what the average weather per month is for Saint Lucia. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Saint Lucia might be like in a given month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day temp. (°C) | 28 | 27 | 28 | 28 | 29 | 29 | 29 | 30 | 30 | 30 | 29 | 28 |
| Night temp. (°C) | 25 | 25 | 25 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Precipitation (mm) | 25 | 16 | 19 | 23 | 26 | 34 | 50 | 57 | 55 | 63 | 56 | 32 |
| Days with rain | 18 | 15 | 18 | 19 | 21 | 23 | 26 | 25 | 20 | 20 | 20 | 18 |
| Dry days | 13 | 13 | 13 | 11 | 10 | 7 | 5 | 6 | 10 | 11 | 10 | 13 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Sun hours per day | 7 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 8 | 7 | 6 |
| Wind force (Bft) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 4 | 4 |
| UV-index | 7 | 7 | 7 | 7 | 7 | 6 | 7 | 7 | 7 | 7 | 7 | 7 |
Best time to visit Saint Lucia
The best time to visit Saint Lucia is January through December. In this period you have a warm temperature and little precipitation. On the island of Saint Lucia, the warmest month is August with 30°C and the coldest is February with 27°C.
Climate of Saint Lucia by month
What is the average climate in a given month for Saint Lucia? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.
Saint Lucia weather experiences
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