Weather in St. Lucia in August
St. Lucia, Saint Lucia averages a high of 29.1°C (84.4°F) and low of 25°C (77°F) in August, with 21 rain days and 11.3 hours of daily sunshine. Travel score: 66.7/100 (Good). The best time to visit St. Lucia is February.
High
29°C84°F
Low
25°C77°F
🌧️
21
rain days
☀️
11.3
hrs/day sunshine
💧
80%
humidity
67— Good
August in St. Lucia is hot and very rainy — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in St. Lucia?
How much does it rain in St. Lucia in August?
St. Lucia receives an average of 105mm of rainfall across 21 rainy days in August. The annual total is 815mm.
What should I pack for St. Lucia in August?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 29°C
🧥
Waterproof jacket
Frequent rain expected (21 rainy days)
☔
Umbrella
Essential for the rainy season
👢
Waterproof shoes
Keep your feet dry in wet conditions
🧴
Sunscreen SPF 30+
11 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to Saint Lucia in August?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
🏛️ 121 countries·📅 Updated yearly·✈️ Free forever
Compare St. Lucia
How can I plan my trip to St. Lucia?
What is the weather like in other months in St. Lucia?
Data based on 1994–2024 averages · Last updated: 2024-12-31