Colombo Weather in June
What's the weather like in Colombo (Western) in June 2025?
The climate in Colombo during June can be summarized as hot, humid and wet.
June is in the summer in Colombo and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a steamy 30°C (87°F), whilst at night 25°C (78°F) is normal.
| Daytime temperature | 30.3°C 86.5°F |
|---|---|
| Nightly temperature | 25.3°C 77.5°F |
| Average temperature | 27.8°C 82°F |
| Daily sunshine | 6.6 hrs |
| Avg rainfall | 186 mm 7.3 ins |
| Rainy days | 15 days |
| Sea temperature | 28.1°C 82.5°F |
| Humidity | 81% |
| Windspeed | 11.5kph 7 mph |
On average June is the 6th wettest month of the year in Colombo with around 186mm 7.3 inches of rain making it a wet time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.6 hours of sunshine per day.
June temperatures in Colombo
June rainfall
June hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Colombo in June 2025.
Other monthly averages
Colombo weather stats
| Hottest month: | May | 30.9°C 87.6°F |
|---|---|---|
| Driest month: | January | 55mm 2.2ins |
| Sunniest month: | March | 9.2hrs |
| Coldest month: | December | 30.1°C 86.2°F |
| Wettest month: | May | 382mm 15ins |
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