Best year time to visit Kosvinnagama

General weather information about Kosvinnagama

Average annual temperature is 23.0 °C

Absolute maximum temperature: 31.2 °C

Absolute minimum temperature: 15.5 °C

Number of sunny days: 16 days

Number of rainy days: 349 days

Look at detailed online map of Kosvinnagama

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

Kosvinnagama air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)27.028.329.531.229.027.527.228.426.526.826.827.6
Average daytime temperature (°C)25.726.627.928.826.926.525.627.025.125.425.725.4
Average temperature (°C)21.722.423.324.023.923.823.223.722.422.422.522.5
Average night temperature (°C)17.918.519.720.421.722.021.421.420.920.320.220.0
Absolute minimum temperature (°C)15.516.318.318.219.920.720.520.519.818.819.318.4

Kosvinnagama 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)9.59.39.79.88.19.68.610.76.56.66.97.4
Precipitation (mm)10516316113121013621181429634627400
Sunny days731120010100
Rainy days242530292930313030303031
Snow days000000000000

Kosvinnagama - weather forecast by months

Kosvinnagama weather in januaryKosvinnagama weather in februaryKosvinnagama weather in marchKosvinnagama weather in aprilKosvinnagama weather in mayKosvinnagama weather in juneKosvinnagama weather in julyKosvinnagama weather in augustKosvinnagama weather in septemberKosvinnagama weather in octoberKosvinnagama weather in novemberKosvinnagama weather in december

Best time to visit Kosvinnagama:

The best time to visit Kosvinnagama during the most sunny months:

  • August — 10.7(h)

The largest precipitation sum in Kosvinnagama is at

  • September — 429(mm)
  • October — 634(mm)
  • November — 627(mm)
  • December — 400(mm)

    • Weather forecast in the closest to Kosvinnagama admin centers

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    Frequently asked questions

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