Best year time to visit Koswathumanana

General weather information about Koswathumanana

Average annual temperature is 26.0 °C

Absolute maximum temperature: 33.3 °C

Absolute minimum temperature: 19.0 °C

Number of sunny days: 7 days

Number of rainy days: 358 days

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

Koswathumanana air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)29.831.831.733.331.130.530.030.430.331.131.231.8
Average daytime temperature (°C)28.929.830.531.029.729.329.129.628.628.929.629.7
Average temperature (°C)24.825.426.026.626.926.726.526.725.625.325.425.5
Average night temperature (°C)21.221.922.723.324.624.524.224.323.522.822.622.8
Absolute minimum temperature (°C)19.020.421.821.923.222.522.623.522.521.822.021.7

Koswathumanana 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)11.811.912.112.312.412.512.412.312.212.011.811.8
Daylight minimum duration (h)11.011.012.012.012.012.012.012.012.011.011.011.0
Sunshine mean duration (h)9.49.610.310.48.610.09.610.87.26.77.37.7
Precipitation (mm)163145203200273339290191678608670455
Sunny days430000000000
Rainy days272531303130313130313031
Snow days000000000000

Koswathumanana - weather forecast by months

Koswathumanana weather in januaryKoswathumanana weather in februaryKoswathumanana weather in marchKoswathumanana weather in aprilKoswathumanana weather in mayKoswathumanana weather in juneKoswathumanana weather in julyKoswathumanana weather in augustKoswathumanana weather in septemberKoswathumanana weather in octoberKoswathumanana weather in novemberKoswathumanana weather in december

Best time to visit Koswathumanana:

The largest precipitation sum in Koswathumanana is at

  • September — 678(mm)
  • October — 608(mm)
  • November — 670(mm)
  • December — 455(mm)

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    Frequently asked questions

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