Weatheo

Colombo Weather by Month

Average temperatures, rainfall and humidity for Colombo, Brazil, month by month, built from OpenWeather’s historical records. Use it to see what a typical Colombo month looks like before you travel — then check the live Colombo forecast for the days ahead.

Warmest month

January

26°C average high

Coolest month

July

9°C average low

Wettest month

October

71 mm of rain

Driest month

July

31 mm of rain

Average temperature and rainfall in Colombo by month

Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.

MonthAvg highAvg lowRecord low / highRainfallHumidityWind
January26°C17°C12°C / 34°C
56 mm
84%9 km/h
February26°C17°C11°C / 34°C
48 mm
84%8 km/h
March26°C17°C10°C / 32°C
58 mm
86%8 km/h
April23°C14°C3°C / 31°C
37 mm
85%8 km/h
May21°C12°C0°C / 29°C
43 mm
85%7 km/h
June19°C10°C-3°C / 27°C
45 mm
86%7 km/h
July20°C9°C-18°C / 27°C
31 mm
82%7 km/h
August21°C10°C-2°C / 30°C
56 mm
80%8 km/h
September23°C12°C4°C / 34°C
48 mm
81%9 km/h
October23°C14°C6°C / 36°C
71 mm
85%9 km/h
November24°C15°C6°C / 35°C
52 mm
84%9 km/h
December26°C17°C9°C / 36°C
52 mm
83%9 km/h

Best time to visit Colombo

The most comfortable time to visit Colombo is generally April, September and November, balancing mild daytime temperatures against the driest stretch of the year. Temperatures stay fairly even all year and rain concentrates around October, totalling about 597 mm a year.

Travellers who prefer heat should aim for January, when highs average 26°C. October is the month to avoid if rain would spoil your plans — it averages 71 mm, roughly 2× the rainfall of the driest month (July).

Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Colombo forecast for what is happening now.

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