Best year time to visit Dehideniya

General weather information about Dehideniya

Average annual temperature is 21.6 °C

Absolute maximum temperature: 29.1 °C

Absolute minimum temperature: 14.8 °C

Number of sunny days: 29 days

Number of rainy days: 336 days

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

Dehideniya air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)24.826.028.629.128.426.825.827.625.526.726.626.7
Average daytime temperature (°C)23.724.926.427.425.825.024.125.924.124.925.324.8
Average temperature (°C)20.020.922.022.722.522.121.422.021.221.521.721.7
Average night temperature (°C)16.917.518.819.320.220.119.619.419.519.419.419.5
Absolute minimum temperature (°C)14.815.118.017.718.519.518.717.918.617.918.317.4

Dehideniya 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)11.711.912.112.312.512.512.512.412.212.011.811.7
Daylight minimum duration (h)11.011.011.012.012.012.012.012.012.011.011.011.0
Sunshine mean duration (h)9.29.610.110.29.410.49.210.88.77.97.77.6
Precipitation (mm)7264125170167179242103217489797322
Sunny days1373200000103
Rainy days182128283130313130303028
Snow days000000000000

Dehideniya - weather forecast by months

Dehideniya weather in januaryDehideniya weather in februaryDehideniya weather in marchDehideniya weather in aprilDehideniya weather in mayDehideniya weather in juneDehideniya weather in julyDehideniya weather in augustDehideniya weather in septemberDehideniya weather in octoberDehideniya weather in novemberDehideniya weather in december

Best time to visit Dehideniya:

The largest precipitation sum in Dehideniya is at

  • October — 489(mm)
  • November — 797(mm)
  • December — 322(mm)

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    Frequently asked questions

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