Best year time to visit Arattana

General weather information about Arattana

Average annual temperature is 23.8 °C

Absolute maximum temperature: 33.2 °C

Absolute minimum temperature: 15.3 °C

Number of sunny days: 41 days

Number of rainy days: 324 days

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

Arattana air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)27.928.831.833.230.229.128.830.928.929.028.528.9
Average daytime temperature (°C)26.527.429.430.528.227.527.229.627.127.427.527.3
Average temperature (°C)22.223.024.324.924.424.524.124.923.523.323.323.7
Average night temperature (°C)18.418.920.120.421.522.421.621.220.920.320.421.1
Absolute minimum temperature (°C)15.316.018.819.119.620.719.919.618.518.518.519.8

Arattana 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)9.59.810.19.99.29.89.110.88.27.57.28.0
Precipitation (mm)53749914313010313944147407448265
Sunny days13103210250104
Rainy days181828283030292630303027
Snow days000000000000

Arattana - weather forecast by months

Arattana weather in januaryArattana weather in februaryArattana weather in marchArattana weather in aprilArattana weather in mayArattana weather in juneArattana weather in julyArattana weather in augustArattana weather in septemberArattana weather in octoberArattana weather in novemberArattana weather in december

Best time to visit Arattana:

The largest precipitation sum in Arattana is at

  • October — 407(mm)
  • November — 448(mm)
  • December — 265(mm)

    • Weather forecast in the closest to Arattana admin centers

    Weather forecast in the closest towns to Arattana

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    Frequently asked questions

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