Weather in Koski in December

General weather information about Koski

Average annual temperature is 10.5 °C

Absolute maximum temperature: 31.6 °C

Absolute minimum temperature: -11.6 °C

Number of sunny days: 115 days

Number of rainy days: 227 days

Number of snow days: 23 days

Look at detailed online map of Koski

* Weather data for Koski Poland is based on climate observations for 2026 year

Koski air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)13.39.918.420.523.230.331.231.628.523.515.610.2
Average daytime temperature (°C)4.84.39.011.817.523.225.624.723.115.67.03.6
Average temperature (°C)2.81.44.87.413.018.320.820.218.211.84.51.7
Average night temperature (°C)0.6-1.80.83.17.712.715.215.813.48.01.6-0.6
Absolute minimum temperature (°C)-4.4-11.6-5.4-4.91.55.09.89.99.90.8-5.9-9.0

Koski monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.016.016.016.015.013.011.09.08.0
Daylight mean duration (h)8.510.011.913.815.516.416.014.512.610.79.08.0
Daylight minimum duration (h)8.09.010.012.014.016.015.013.011.09.08.07.0
Sunshine mean duration (h)2.43.35.77.69.812.112.39.39.75.44.12.2
Precipitation (mm)5570526742866612816867975
Sunny days111210716108619439
Rainy days141418221520232511272216
Snow days623100000056

Koski - weather forecast by months

Koski weather in januaryKoski weather in februaryKoski weather in marchKoski weather in aprilKoski weather in mayKoski weather in juneKoski weather in julyKoski weather in augustKoski weather in septemberKoski weather in octoberKoski weather in novemberKoski weather in december

Best time to visit Koski:

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

  • May — 9.8(h)
  • June — 12.1(h)
  • July — 12.3(h)
  • August — 9.3(h)
  • September — 9.7(h)

Months with the longest average daylight duration in Koski:

  • May — 15.5(h)
  • June — 16.4(h)
  • July — 16.0(h)

The largest precipitation sum in Koski is at

  • August — 128(mm)

    • Weather forecast in the closest to Koski admin centers

    Weather forecast in the closest towns to Koski

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    Frequently asked questions

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