Weather in Kellokoski in September

General weather information about Kellokoski

Average annual temperature is 5.9 °C

Absolute maximum temperature: 29.3 °C

Absolute minimum temperature: -18.3 °C

Number of sunny days: 125 days

Number of rainy days: 177 days

Number of snow days: 63 days

Look at detailed online map of Kellokoski

* Weather data for Kellokoski Finland is based on climate observations for 2026 year

Kellokoski air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)3.16.37.117.724.128.925.129.321.814.38.04.1
Average daytime temperature (°C)-0.6-0.41.110.515.822.021.020.918.36.51.1-3.2
Average temperature (°C)-2.6-3.0-2.64.610.716.616.616.814.63.8-0.6-5.1
Average night temperature (°C)-4.7-7.1-7.0-1.34.510.212.112.811.01.2-2.9-7.5
Absolute minimum temperature (°C)-15.1-16.4-18.3-10.4-2.43.19.410.35.1-4.1-11.8-15.3

Kellokoski monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.015.018.019.018.016.014.011.08.06.0
Daylight mean duration (h)6.79.111.814.717.318.918.115.712.910.17.45.9
Daylight minimum duration (h)5.07.010.013.016.018.017.014.011.08.06.05.0
Sunshine mean duration (h)0.92.35.411.312.915.313.18.77.74.00.60.4
Precipitation (mm)9837741636317214865927854
Sunny days8128241517289967
Rainy days116106161329232119149
Snow days12101300000031015

Kellokoski - weather forecast by months

Kellokoski weather in januaryKellokoski weather in februaryKellokoski weather in marchKellokoski weather in aprilKellokoski weather in mayKellokoski weather in juneKellokoski weather in julyKellokoski weather in augustKellokoski weather in septemberKellokoski weather in octoberKellokoski weather in novemberKellokoski weather in december

Best time to visit Kellokoski:

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

  • April — 11.3(h)
  • May — 12.9(h)
  • June — 15.3(h)
  • July — 13.1(h)
  • August — 8.7(h)

Months with the longest average daylight duration in Kellokoski:

  • May — 17.3(h)
  • June — 18.9(h)
  • July — 18.1(h)
  • August — 15.7(h)

The largest precipitation sum in Kellokoski is at

  • January — 98(mm)
  • August — 148(mm)
  • October — 92(mm)

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    Frequently asked questions

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