Best year time to visit Tammattewa

General weather information about Tammattewa

Average annual temperature is 26.6 °C

Absolute maximum temperature: 36.8 °C

Absolute minimum temperature: 18.1 °C

Number of sunny days: 64 days

Number of rainy days: 301 days

Look at detailed online map of Tammattewa

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

Tammattewa air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)29.931.234.135.333.933.735.636.833.833.232.030.8
Average daytime temperature (°C)28.529.531.833.531.632.232.134.731.531.230.329.1
Average temperature (°C)24.125.026.727.627.528.027.928.726.926.125.525.5
Average night temperature (°C)20.621.123.023.824.725.125.025.024.023.323.023.2
Absolute minimum temperature (°C)18.119.121.622.523.423.923.624.223.222.122.322.5

Tammattewa 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)11.711.912.112.312.512.612.512.412.211.911.811.7
Daylight minimum duration (h)11.011.011.012.012.012.012.012.012.011.011.011.0
Sunshine mean duration (h)9.39.910.710.29.010.59.611.09.38.67.37.7
Precipitation (mm)811198113511023403683238463280
Sunny days151354228120111
Rainy days161526262928231930302930
Snow days000000000000

Tammattewa - weather forecast by months

Tammattewa weather in januaryTammattewa weather in februaryTammattewa weather in marchTammattewa weather in aprilTammattewa weather in mayTammattewa weather in juneTammattewa weather in julyTammattewa weather in augustTammattewa weather in septemberTammattewa weather in octoberTammattewa weather in novemberTammattewa weather in december

Best time to visit Tammattewa:

The largest precipitation sum in Tammattewa is at

  • October — 238(mm)
  • November — 463(mm)
  • December — 280(mm)

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    Frequently asked questions

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