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Climate · Colombo

Colombo in April

Hot and wet, as the days hold steady.

Typical weather, averaged over 30 years

April in Colombo is hot: highs near 91°F, lows near 77°F. Rain falls on almost every day, and daylight holds at about 12 hours 16 minutes.April in Colombo is hot: highs near 33°C, lows near 25°C. Rain falls on almost every day, and daylight holds at about 12 hours 16 minutes.

High
91°F33°Caverage
Low
77°F25°Caverage
Wet days
7a week · 93% of days
Daylight
12h 16mon average

Is April a good time to visit Colombo?

A good month, just outside Colombo's most comfortable months, which run in two parts: August to September, or December to February.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How April sits in the year

week by week

Temperature

Highs near 91°F in April, against 86°F to 92°F through the year.Highs near 33°C in April, against 30°C to 33°C through the year.

Chance of a wet day

93% of days in April, against 35% to 98% through the year.

Cloud cover

72% cover in April, against 62% to 77% through the year.

Daylight

12h 16m in April, against 11h 44m to 12h 31m through the year.

Week by week, lightly smoothed, with April shaded. The olive line marks the most comfortable months. Hover or tap a week for its figures.

Either side

  1. March92°33°low 75°low 24°4 wet days a weekRain on about four days a week.
  2. April91°33°low 77°low 25°7 wet days a weekRain on almost every day.
  3. May89°32°low 78°low 26°7 wet days a weekRain on almost every day.

Where Colombo sits, in April

Asia/Colombo
this place
typical high in April 40°F4°C95°F35°C
Sunrise, mid-April
6:03 AMsets 6:19 PM
Above the sea
10 mlow-lying
Latitude
6.9°Nnorthern hemisphere
Nearest of ours
Galle108 km south

The land around Colombo, shaded by its typical high in April, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Sri Lanka in April

high · low · wet days
See April on the planning mapThe whole year in Colombo

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Colombo. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match.Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match. Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.