Best year time to visit Dehiattawa

General weather information about Dehiattawa

Average annual temperature is 21.8 °C

Absolute maximum temperature: 30.9 °C

Absolute minimum temperature: 11.6 °C

Number of sunny days: 45 days

Number of rainy days: 320 days

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* Weather data for Dehiattawa Sri Lanka is based on climate observations for 2026 year

Dehiattawa air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)22.823.726.728.628.629.429.830.928.227.025.825.9
Average daytime temperature (°C)21.822.724.226.026.728.127.229.326.624.924.423.7
Average temperature (°C)18.719.720.922.223.023.823.323.822.621.721.321.1
Average night temperature (°C)15.716.217.718.619.720.720.519.619.719.118.919.2
Absolute minimum temperature (°C)11.612.816.616.417.919.118.518.418.117.517.417.5

Dehiattawa monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)11.011.012.012.012.012.012.012.012.012.011.011.0
Daylight mean duration (h)11.811.912.112.312.412.512.512.312.212.011.811.7
Daylight minimum duration (h)11.011.011.012.012.012.012.012.012.011.011.011.0
Sunshine mean duration (h)8.98.89.410.19.210.49.210.68.07.47.36.7
Precipitation (mm)1761351481298220639066404421406
Sunny days452755770201
Rainy days272329232625242430293030
Snow days000000000000

Dehiattawa - weather forecast by months

Dehiattawa weather in januaryDehiattawa weather in februaryDehiattawa weather in marchDehiattawa weather in aprilDehiattawa weather in mayDehiattawa weather in juneDehiattawa weather in julyDehiattawa weather in augustDehiattawa weather in septemberDehiattawa weather in octoberDehiattawa weather in novemberDehiattawa weather in december

Best time to visit Dehiattawa:

The largest precipitation sum in Dehiattawa is at

  • October — 404(mm)
  • November — 421(mm)
  • December — 406(mm)

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    Frequently asked questions

    When is the best time to visit Dehiattawa?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Dehiattawa.
    What is the weather like in Dehiattawa?
    See average temperature, rainfall and daylight hours for Dehiattawa by month in the table above.
    How many sunny days does Dehiattawa have?
    The monthly weather statistics above show sunshine and rainfall patterns for Dehiattawa throughout the year.