St. Lucia · August
Low seasonSt. Lucia · North America
Climate Overview
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MAXMAX | 29° | 29° | 30° | 30° | 31° | 31° | 31° | 31° | 32° | 31° | 31° | 30° |
MINMIN | 25° | 25° | 25° | 26° | 27° | 27° | 27° | 27° | 26° | 26° | 26° | 25° |
☀️Sunshine | 9h | 9h | 9h | 9h | 9h | 8h | 9h | 8h | 8h | 8h | 8h | 9h |
🌊Water Temp | 27° | 27° | 27° | 28° | 28° | 28° | 29° | 29° | 30° | 29° | 29° | 28° |
🌧Rain Days | 10d98mm | 5d47mm | 6d50mm | 6d93mm | 7d73mm | 11d158mm | 13d161mm | 13d188mm | 10d144mm | 14d207mm | 13d209mm | 11d102mm |
Best travel time current monthMonthly averages 2005–2025 · Source: ERA5 + station data
Off-season — lowest travel prices with still acceptable climate.
August in St. Lucia is generally manageable, but with 13 rain days it's not a reliably sunny month. Better conditions can be found in February, March, April, and May.
Daytime highs reach 31°C with a daily average of 29°C — nights stay warm at 26°C. The sun shines an average of 8 hours per day; there are 13 rain days with 188 mm total. The water is a warm 29°C — perfect for snorkelling and swimming.
A jacket for cool evenings should not be left behind. Sightseeing and excursions can be enjoyed at this time of year without the heat.
Packing list for St. Lucia in August
- Leichte Sommersachen
- Badezeug und Strandtuch
- Sonnencreme LSF 50
- Sonnenbrille
- Sonnenhut
- Leichter Regenschirm oder Regenponcho
- Insektenschutzmittel
- Reiseapotheke
Frequently Asked Questions
- Is August a good time to visit St. Lucia?
- August is not an optimal month for St. Lucia (Score: 64/100), but it is manageable. For better conditions, consider February, March, April, and May.
- How warm is it in St. Lucia in August?
- In August, St. Lucia sees daily highs of 31°C. Nights cool to 26°C, with a daily average of 29°C.
- How much rain falls in St. Lucia in August?
- In August, St. Lucia receives an average of 188 mm of rain over 13 rain days. An umbrella may occasionally be needed.
- How many sunshine hours does St. Lucia get in August?
- St. Lucia averages 8 sunshine hours per day in August — close to the annual average.
- How warm is the water in St. Lucia in August?
- Water temperature in St. Lucia in August averages 29°C — ideal for swimming and snorkelling.
