Weather in Koskandahena in May

General weather information about Koskandahena

Average annual temperature is 22.9 °C

Absolute maximum temperature: 29.0 °C

Absolute minimum temperature: 11.8 °C

Number of sunny days: 13 days

Number of rainy days: 352 days

Look at detailed online map of Koskandahena

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

Koskandahena air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)27.628.128.429.028.127.127.027.827.327.427.428.3
Average daytime temperature (°C)25.926.526.827.526.626.025.726.525.625.926.126.3
Average temperature (°C)21.422.322.823.523.823.523.123.422.722.822.823.0
Average night temperature (°C)16.617.718.619.521.721.921.120.821.020.319.919.8
Absolute minimum temperature (°C)11.813.116.417.320.120.720.019.520.118.017.115.4

Koskandahena 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)9.49.79.99.58.47.78.210.56.57.06.77.7
Precipitation (mm)152123183178208270324140412543748503
Sunny days741000000001
Rainy days242430303130313130313030
Snow days000000000000

Best time to visit Koskandahena:

The largest precipitation sum in Koskandahena is at

  • September — 412(mm)
  • October — 543(mm)
  • November — 748(mm)
  • December — 503(mm)
  • Frequently asked questions

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