Best year time to visit Owilana

General weather information about Owilana

Average annual temperature is 26.6 °C

Absolute maximum temperature: 32.8 °C

Absolute minimum temperature: 19.7 °C

Number of sunny days: 25 days

Number of rainy days: 340 days

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

Owilana air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)31.531.431.132.832.531.631.832.630.429.730.431.7
Average daytime temperature (°C)29.530.029.830.630.330.529.731.328.728.428.929.2
Average temperature (°C)25.425.826.527.327.627.627.127.926.125.625.726.1
Average night temperature (°C)22.323.024.024.325.525.225.025.224.023.523.423.8
Absolute minimum temperature (°C)19.721.722.623.123.523.223.323.122.822.722.722.2

Owilana monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)11.012.012.012.012.012.012.012.012.012.011.011.0
Daylight mean duration (h)11.811.912.112.312.412.512.412.312.212.011.811.8
Daylight minimum duration (h)11.011.012.012.012.012.012.012.012.011.011.011.0
Sunshine mean duration (h)9.710.110.310.39.710.910.010.98.67.78.88.4
Precipitation (mm)100150142841297011366327422426390
Sunny days492210230002
Rainy days271929283030292830313029
Snow days000000000000

Owilana - weather forecast by months

Owilana weather in januaryOwilana weather in februaryOwilana weather in marchOwilana weather in aprilOwilana weather in mayOwilana weather in juneOwilana weather in julyOwilana weather in augustOwilana weather in septemberOwilana weather in octoberOwilana weather in novemberOwilana weather in december

Best time to visit Owilana:

The largest precipitation sum in Owilana is at

  • September — 327(mm)
  • October — 422(mm)
  • November — 426(mm)
  • December — 390(mm)

    • Weather forecast in the closest to Owilana admin centers

    Weather forecast in the closest towns to Owilana

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    Frequently asked questions

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