Best year time to visit Thennahena

General weather information about Thennahena

Average annual temperature is 25.9 °C

Absolute maximum temperature: 35.0 °C

Absolute minimum temperature: 18.2 °C

Number of sunny days: 14 days

Number of rainy days: 351 days

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

Thennahena air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)30.731.533.435.031.530.330.531.130.430.930.831.2
Average daytime temperature (°C)29.229.831.232.529.929.129.130.228.629.029.429.5
Average temperature (°C)24.725.326.327.226.526.226.026.525.425.425.425.5
Average night temperature (°C)21.021.622.723.724.324.123.623.623.523.122.822.8
Absolute minimum temperature (°C)18.219.721.623.023.323.022.722.822.922.222.221.8

Thennahena 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)9.59.610.09.87.37.48.510.66.26.26.77.4
Precipitation (mm)131150107175306397368200714711669445
Sunny days941000000000
Rainy days222430303130313130313031
Snow days000000000000

Thennahena - weather forecast by months

Thennahena weather in januaryThennahena weather in februaryThennahena weather in marchThennahena weather in aprilThennahena weather in mayThennahena weather in juneThennahena weather in julyThennahena weather in augustThennahena weather in septemberThennahena weather in octoberThennahena weather in novemberThennahena weather in december

Best time to visit Thennahena:

The best time to visit Thennahena during the most sunny months:

  • August — 10.6(h)

The largest precipitation sum in Thennahena is at

  • September — 714(mm)
  • October — 711(mm)
  • November — 669(mm)

    • Weather forecast in the closest to Thennahena admin centers

    Weather forecast in the closest towns to Thennahena

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    Frequently asked questions

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