Weather in Mirissa in August
Mirissa, Sri Lanka averages a high of 28.3°C (82.9°F) and low of 24.7°C (76.5°F) in August, with 26 rain days and 10.7 hours of daily sunshine. Travel score: 64.3/100 (Good). The best time to visit Mirissa is February.
High
28°C83°F
Low
25°C76°F
🌧️
26
rain days
☀️
10.7
hrs/day sunshine
💧
86%
humidity
64— Good
August in Mirissa is hot and very rainy — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Mirissa?
How much does it rain in Mirissa in August?
Mirissa receives an average of 165mm of rainfall across 26 rainy days in August. The annual total is 2173.1mm.
What should I pack for Mirissa in August?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 28°C
🧥
Waterproof jacket
Frequent rain expected (26 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 Sri Lanka in August?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31