Best year time to visit Koli

General weather information about Koli

Average annual temperature is 4.1 °C

Absolute maximum temperature: 27.8 °C

Absolute minimum temperature: -18.6 °C

Number of sunny days: 109 days

Number of rainy days: 172 days

Number of snow days: 84 days

Look at detailed online map of Koli

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

Koli air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)2.02.54.316.421.724.923.627.820.111.52.42.2
Average daytime temperature (°C)-2.7-3.4-2.16.913.818.918.220.116.03.6-2.4-5.8
Average temperature (°C)-4.2-5.4-4.71.39.515.015.617.213.52.1-4.1-7.2
Average night temperature (°C)-5.9-7.4-7.4-2.74.810.612.714.211.20.6-5.7-8.6
Absolute minimum temperature (°C)-18.6-15.6-15.3-9.4-3.13.19.59.87.9-5.9-17.9-15.6

Koli monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.016.019.020.020.017.014.011.08.05.0
Daylight mean duration (h)5.98.711.815.018.120.119.116.113.09.96.84.9
Daylight minimum duration (h)4.07.010.013.016.019.017.014.011.08.05.04.0
Sunshine mean duration (h)0.61.74.810.712.314.19.210.25.62.50.10.2
Precipitation (mm)70248123399817289121907346
Sunny days11972114105641246
Rainy days9179152026252617125
Snow days11181702000021420

Koli - weather forecast by months

Koli weather in januaryKoli weather in februaryKoli weather in marchKoli weather in aprilKoli weather in mayKoli weather in juneKoli weather in julyKoli weather in augustKoli weather in septemberKoli weather in octoberKoli weather in novemberKoli weather in december

Best time to visit Koli:

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

  • April — 10.7(h)
  • May — 12.3(h)
  • June — 14.1(h)
  • July — 9.2(h)
  • August — 10.2(h)

Months with the longest average daylight duration in Koli:

  • May — 18.1(h)
  • June — 20.1(h)
  • July — 19.1(h)
  • August — 16.1(h)

The largest precipitation sum in Koli is at

  • June — 98(mm)
  • July — 172(mm)
  • September — 121(mm)

    • Weather forecast in the closest to Koli admin centers

    Weather forecast in the closest towns to Koli

    Explore Koli

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    Frequently asked questions

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