Weather in Grisasby in December

General weather information about Grisasby

Average annual temperature is 6.2 °C

Absolute maximum temperature: 29.6 °C

Absolute minimum temperature: -17.5 °C

Number of sunny days: 128 days

Number of rainy days: 178 days

Number of snow days: 59 days

Look at detailed online map of Grisasby

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

Grisasby air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)3.56.36.117.423.129.624.628.520.815.19.14.5
Average daytime temperature (°C)-0.2-0.31.19.615.621.620.821.218.27.21.7-2.5
Average temperature (°C)-2.3-3.0-2.14.310.716.816.817.515.14.5-0.3-4.4
Average night temperature (°C)-4.3-7.3-6.3-1.24.910.512.713.811.82.1-2.9-7.2
Absolute minimum temperature (°C)-13.0-17.5-16.2-9.7-2.43.39.69.75.8-3.2-12.0-14.7

Grisasby 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)6.79.111.814.617.318.918.115.712.910.17.55.9
Daylight minimum duration (h)5.07.010.013.016.018.017.014.011.08.06.05.0
Sunshine mean duration (h)0.72.35.211.213.115.413.410.48.24.61.10.3
Precipitation (mm)1124282273620115137941078070
Sunny days9118241718488876
Rainy days127961412272322191611
Snow days1010140000004714

Grisasby - weather forecast by months

Grisasby weather in januaryGrisasby weather in februaryGrisasby weather in marchGrisasby weather in aprilGrisasby weather in mayGrisasby weather in juneGrisasby weather in julyGrisasby weather in augustGrisasby weather in septemberGrisasby weather in octoberGrisasby weather in novemberGrisasby weather in december

Best time to visit Grisasby:

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

  • April — 11.2(h)
  • May — 13.1(h)
  • June — 15.4(h)
  • July — 13.4(h)
  • August — 10.4(h)

Months with the longest average daylight duration in Grisasby:

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

The largest precipitation sum in Grisasby is at

  • January — 112(mm)
  • July — 115(mm)
  • August — 137(mm)
  • October — 107(mm)

    • Weather forecast in the closest to Grisasby admin centers

    Weather forecast in the closest towns to Grisasby

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    Frequently asked questions

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