Best year time to visit Greatweliya

General weather information about Greatweliya

Average annual temperature is 22.9 °C

Absolute maximum temperature: 31.7 °C

Absolute minimum temperature: 14.8 °C

Number of sunny days: 60 days

Number of rainy days: 305 days

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

Greatweliya air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)25.426.330.431.630.129.630.131.729.428.526.627.6
Average daytime temperature (°C)23.724.827.029.127.728.427.430.227.326.125.725.1
Average temperature (°C)20.321.222.724.023.624.423.624.423.022.522.322.2
Average night temperature (°C)17.418.119.220.120.421.520.820.120.019.919.820.2
Absolute minimum temperature (°C)14.815.518.117.918.519.618.118.218.018.418.818.9

Greatweliya 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)9.39.610.010.29.310.39.310.88.67.77.47.7
Precipitation (mm)6850781059728694073350397243
Sunny days15113253791202
Rainy days161728282627242229293029
Snow days000000000000

Greatweliya - weather forecast by months

Greatweliya weather in januaryGreatweliya weather in februaryGreatweliya weather in marchGreatweliya weather in aprilGreatweliya weather in mayGreatweliya weather in juneGreatweliya weather in julyGreatweliya weather in augustGreatweliya weather in septemberGreatweliya weather in octoberGreatweliya weather in novemberGreatweliya weather in december

Best time to visit Greatweliya:

The largest precipitation sum in Greatweliya is at

  • October — 350(mm)
  • November — 397(mm)
  • December — 243(mm)

    • Weather forecast in the closest to Greatweliya admin centers

    Weather forecast in the closest towns to Greatweliya

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    Frequently asked questions

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