Best year time to visit Kopai South

General weather information about Kopai South

Average annual temperature is 27.8 °C

Absolute maximum temperature: 34.7 °C

Absolute minimum temperature: 20.3 °C

Number of sunny days: 109 days

Number of rainy days: 256 days

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

Kopai South air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)28.231.132.834.732.132.833.533.231.533.130.829.4
Average daytime temperature (°C)27.628.530.932.430.831.330.931.330.430.629.128.4
Average temperature (°C)25.125.527.829.229.229.529.029.028.628.026.226.2
Average night temperature (°C)22.822.925.426.627.828.127.627.327.125.523.924.6
Absolute minimum temperature (°C)20.320.324.124.924.825.727.026.825.423.623.023.6

Kopai South 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)11.611.812.112.312.612.712.612.412.211.911.711.6
Daylight minimum duration (h)11.011.011.012.012.012.012.012.012.011.011.011.0
Sunshine mean duration (h)9.710.211.111.19.410.29.611.310.610.58.08.4
Precipitation (mm)341062862838344835143553275
Sunny days16179913128222001
Rainy days15112221181823928313030
Snow days000000000000

Kopai South - weather forecast by months

Kopai South weather in januaryKopai South weather in februaryKopai South weather in marchKopai South weather in aprilKopai South weather in mayKopai South weather in juneKopai South weather in julyKopai South weather in augustKopai South weather in septemberKopai South weather in octoberKopai South weather in novemberKopai South weather in december

Best time to visit Kopai South:

The largest precipitation sum in Kopai South is at

  • November — 553(mm)
  • December — 275(mm)

    • Weather forecast in the closest to Kopai South admin centers

    Weather forecast in the closest towns to Kopai South

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    Frequently asked questions

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