When to go
The Best Time to Visit Colombo
Month-by-month climate data for Colombo, Sri Lanka — daily highs and lows, rain days, and an honest verdict for every month of the year.
December–March. Dry season on the west coast; April brings hot pre-monsoon weeks and May the rains.
Warmest in Colombo: Feb (31°C / 88°F) · Coolest: Sep (28°C / 82°F) · Wettest: May (~30 rain days)
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)
Colombo climate, month by month
January
30° / 23°C
~15 rain days
Good
February
31° / 23°C
~10 rain days
Good
March
31° / 24°C
~18 rain days
Fair
April
31° / 25°C
~24 rain days
Fair
May
30° / 25°C
~30 rain days
Fair
June
29° / 25°C
~29 rain days
Fair
July
29° / 25°C
~28 rain days
Fair
August
29° / 25°C
~29 rain days
Fair
September
28° / 25°C
~29 rain days
Good
October
28° / 24°C
~29 rain days
Good
November
29° / 23°C
~25 rain days
Fair
December
29° / 23°C
~21 rain days
Good
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