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Dehiwala Climate by Month

The graphs below provide an overview of the climate in Dehiwala (Colombo District), Sri Lanka. They present long-term patterns and averages of weather conditions over a 30-year period.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc.

Forecast for Dehiwala

Sat   Nov 02
31°C | 24°C
W 14 km/h
5.9 mm
broken clouds and rain

broken clouds and rain

Sun   Nov 03
31°C | 24°C
SW 11 km/h
5 mm
broken clouds and rain

broken clouds and rain

Mon   Nov 04
30°C | 24°C
W 11 km/h
13 mm
broken clouds and thunder

broken clouds and thunder

The best time of year to visit Dehiwala in Sri Lanka

Dehiwala has high temperatures year round ranging between 29°C and 32°C.
Other facts from our historical weather data:

  • Which is the hottest month in Dehiwala?
    March has an average maximum temperature of 33°C and is the hottest month of the year.
  • Which is the coolest month in Dehiwala?
    The coolest month is January with an average maximum temperature of 30°C.
  • Which is the wettest month in Dehiwala?
    October tops the wettest month list with 355 mm of rainfall.
  • Which is the driest month in Dehiwala?
    January is the driest month with 74 mm of precipitation.
  • Which is the sunniest month in Dehiwala?
    March is the sunniest month with an average of 276 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.