Best year time to visit Heeloya

General weather information about Heeloya

Average annual temperature is 21.9 °C

Absolute maximum temperature: 29.3 °C

Absolute minimum temperature: 15.0 °C

Number of sunny days: 21 days

Number of rainy days: 344 days

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

Heeloya air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)24.825.928.129.329.328.026.928.826.727.626.526.2
Average daytime temperature (°C)23.424.425.827.526.626.524.727.524.825.325.424.4
Average temperature (°C)19.920.721.822.922.922.921.822.821.721.821.821.5
Average night temperature (°C)17.217.919.019.520.620.819.919.919.919.419.619.7
Absolute minimum temperature (°C)15.015.118.018.219.120.119.319.219.017.918.818.3

Heeloya 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)11.711.912.112.312.512.512.512.412.212.011.811.7
Daylight minimum duration (h)11.011.011.012.012.012.012.012.012.011.011.011.0
Sunshine mean duration (h)8.89.19.510.29.210.58.910.88.57.57.26.7
Precipitation (mm)971011281371388618779198513660316
Sunny days861110020101
Rainy days232230293030312930303030
Snow days000000000000

Heeloya - weather forecast by months

Heeloya weather in januaryHeeloya weather in februaryHeeloya weather in marchHeeloya weather in aprilHeeloya weather in mayHeeloya weather in juneHeeloya weather in julyHeeloya weather in augustHeeloya weather in septemberHeeloya weather in octoberHeeloya weather in novemberHeeloya weather in december

Best time to visit Heeloya:

The largest precipitation sum in Heeloya is at

  • October — 513(mm)
  • November — 660(mm)
  • December — 316(mm)

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    Frequently asked questions

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