Best year time to visit Ganahena

General weather information about Ganahena

Average annual temperature is 26.4 °C

Absolute maximum temperature: 31.7 °C

Absolute minimum temperature: 20.8 °C

Number of sunny days: 12 days

Number of rainy days: 353 days

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

Ganahena air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)29.831.431.331.630.229.829.330.029.929.830.531.7
Average daytime temperature (°C)28.029.029.529.829.228.828.529.028.228.028.629.0
Average temperature (°C)25.125.626.427.127.527.126.827.226.325.725.726.0
Average night temperature (°C)22.523.123.924.725.825.325.025.324.423.823.423.7
Absolute minimum temperature (°C)20.821.922.424.023.923.623.123.923.522.822.022.2

Ganahena 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)9.89.810.410.39.010.59.810.97.87.08.38.2
Precipitation (mm)115150134166206222238188575439465278
Sunny days732000000000
Rainy days242529303130313130313031
Snow days000000000000

Ganahena - weather forecast by months

Ganahena weather in januaryGanahena weather in februaryGanahena weather in marchGanahena weather in aprilGanahena weather in mayGanahena weather in juneGanahena weather in julyGanahena weather in augustGanahena weather in septemberGanahena weather in octoberGanahena weather in novemberGanahena weather in december

Best time to visit Ganahena:

The largest precipitation sum in Ganahena is at

  • September — 575(mm)
  • October — 439(mm)
  • November — 465(mm)

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    Frequently asked questions

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