Weather in Walgammulla in September

General weather information about Walgammulla

Average annual temperature is 25.8 °C

Absolute maximum temperature: 34.4 °C

Absolute minimum temperature: 18.7 °C

Number of sunny days: 27 days

Number of rainy days: 338 days

Look at detailed online map of Walgammulla

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

Walgammulla air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)31.034.233.334.432.230.930.431.130.731.631.332.1
Average daytime temperature (°C)29.931.031.632.530.329.729.230.228.629.429.930.0
Average temperature (°C)25.025.726.226.826.626.126.026.425.225.225.225.6
Average night temperature (°C)21.221.522.723.224.323.723.423.623.222.822.622.8
Absolute minimum temperature (°C)18.719.521.821.522.822.421.722.922.421.821.621.9

Walgammulla 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)9.19.59.99.88.07.78.810.76.26.76.97.3
Precipitation (mm)139109178207217325300121595596597434
Sunny days12102100000101
Rainy days191829293130313130303030
Snow days000000000000

Walgammulla - weather forecast by months

Walgammulla weather in januaryWalgammulla weather in februaryWalgammulla weather in marchWalgammulla weather in aprilWalgammulla weather in mayWalgammulla weather in juneWalgammulla weather in julyWalgammulla weather in augustWalgammulla weather in septemberWalgammulla weather in octoberWalgammulla weather in novemberWalgammulla weather in december

Best time to visit Walgammulla:

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

  • August — 10.7(h)

The largest precipitation sum in Walgammulla is at

  • September — 595(mm)
  • October — 596(mm)
  • November — 597(mm)
  • December — 434(mm)

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    Frequently asked questions

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