Weather in Gammanagoda in May

General weather information about Gammanagoda

Average annual temperature is 24.5 °C

Absolute maximum temperature: 33.4 °C

Absolute minimum temperature: 16.5 °C

Number of sunny days: 37 days

Number of rainy days: 328 days

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

Gammanagoda air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)29.130.632.033.430.129.228.530.328.629.129.929.8
Average daytime temperature (°C)27.628.530.130.928.227.627.128.926.827.328.028.2
Average temperature (°C)23.023.925.125.525.124.824.625.423.923.923.924.4
Average night temperature (°C)19.119.621.121.723.223.022.622.922.121.521.121.7
Absolute minimum temperature (°C)16.517.519.920.322.221.621.122.121.120.519.820.8

Gammanagoda 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)9.69.810.29.89.09.39.010.77.77.47.18.2
Precipitation (mm)929111518617016921058248372615351
Sunny days1493200040104
Rainy days171928283130312730303027
Snow days000000000000

Gammanagoda - weather forecast by months

Gammanagoda weather in januaryGammanagoda weather in februaryGammanagoda weather in marchGammanagoda weather in aprilGammanagoda weather in mayGammanagoda weather in juneGammanagoda weather in julyGammanagoda weather in augustGammanagoda weather in septemberGammanagoda weather in octoberGammanagoda weather in novemberGammanagoda weather in december

Best time to visit Gammanagoda:

The largest precipitation sum in Gammanagoda is at

  • October — 372(mm)
  • November — 615(mm)
  • December — 351(mm)

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    Frequently asked questions

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