Sri Lanka
Best time to visit Sri Lanka (Colombo)
Sri Lanka (Colombo) is hot all year, with highs of 31–32°C, so the best time to visit is the drier season: January to March. October is the wettest month, with rain on about 18 days.
Sri Lanka (Colombo) month by month
From daily weather for 2011–2025. Tap a month for the full picture.
- January32°Beach weatherSea 28° · 5 rainy days
- February32°Beach weatherSea 29° · 4 rainy days
- March32°Beach weatherSea 29° · 6 rainy days
- April32°WetSea 30° · 10 rainy days
- May32°WetSea 30° · 18 rainy days
- June31°WetSea 29° · 16 rainy days
- July31°WetSea 28° · 12 rainy days
- August31°WetSea 28° · 13 rainy days
- September31°WetSea 28° · 15 rainy days
- October31°WetSea 29° · 18 rainy days
- November31°WetSea 29° · 16 rainy days
- December31°MildSea 29° · 9 rainy days
Beach weather = highs of 25°C or more and fewer than seven rainy days. Good for sightseeing = highs between 18°C and 28°C and fewer than ten rainy days. Very hot = highs of 33°C or more. Wet = ten or more rainy days. Cool = highs below 18°C. How we measure
Quick answers
- When is the best time to visit Sri Lanka (Colombo)?
- Sri Lanka (Colombo) is hot all year, with highs of 31–32°C, so the best time to visit is the drier season: January to March. October is the wettest month, with rain on about 18 days.
- What is the hottest month in Sri Lanka (Colombo)?
- April, with average highs of 32°C and lows of 26°C.
- When is the sea warmest in Sri Lanka (Colombo)?
- April, at about 30°C. It is coolest in August, at about 28°C.
- What is the rainiest month in Sri Lanka (Colombo)?
- October, with rain on about 18 days and 341 mm in a typical month.