Best year time to visit Opatha

General weather information about Opatha

Average annual temperature is 26.1 °C

Absolute maximum temperature: 33.8 °C

Absolute minimum temperature: 19.4 °C

Number of sunny days: 25 days

Number of rainy days: 340 days

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

Opatha air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)31.133.433.833.731.730.630.130.830.431.031.632.0
Average daytime temperature (°C)29.930.931.631.930.229.629.229.928.629.330.030.2
Average temperature (°C)25.025.726.526.926.926.626.526.725.525.325.325.8
Average night temperature (°C)21.221.622.823.224.524.224.224.123.422.822.523.0
Absolute minimum temperature (°C)19.419.622.022.023.422.721.923.222.421.921.522.1

Opatha 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)9.49.710.410.38.79.29.810.97.07.37.57.6
Precipitation (mm)12211216019924131624296520529513361
Sunny days1490000000002
Rainy days171931303130313130313029
Snow days000000000000

Opatha - weather forecast by months

Opatha weather in januaryOpatha weather in februaryOpatha weather in marchOpatha weather in aprilOpatha weather in mayOpatha weather in juneOpatha weather in julyOpatha weather in augustOpatha weather in septemberOpatha weather in octoberOpatha weather in novemberOpatha weather in december

Best time to visit Opatha:

The largest precipitation sum in Opatha is at

  • September — 520(mm)
  • October — 529(mm)
  • November — 513(mm)
  • December — 361(mm)

    • Weather forecast in the closest to Opatha admin centers

    Weather forecast in the closest towns to Opatha

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    Frequently asked questions

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