Weather in Sievi in December

General weather information about Sievi

Average annual temperature is 4.0 °C

Absolute maximum temperature: 28.3 °C

Absolute minimum temperature: -20.0 °C

Number of sunny days: 138 days

Number of rainy days: 161 days

Number of snow days: 66 days

Look at detailed online map of Sievi

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

Sievi air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)3.74.53.016.021.927.924.428.322.211.44.33.3
Average daytime temperature (°C)-1.9-1.6-1.67.114.419.719.220.316.03.3-2.2-5.2
Average temperature (°C)-3.7-4.3-5.41.29.615.215.716.413.00.5-4.3-6.8
Average night temperature (°C)-5.8-7.3-9.7-4.34.19.411.912.29.5-1.9-6.9-8.7
Absolute minimum temperature (°C)-17.1-16.9-17.4-13.5-3.50.79.27.41.8-8.8-20.0-17.4

Sievi 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)5.78.611.815.118.320.619.416.313.09.86.64.5
Daylight minimum duration (h)4.07.010.013.016.019.017.014.011.08.05.04.0
Sunshine mean duration (h)1.32.65.89.811.914.111.210.15.83.90.50.2
Precipitation (mm)52254560385914394100766342
Sunny days10111621151149815117
Rainy days11449141927222214105
Snow days1013110200002919

Sievi - weather forecast by months

Sievi weather in januarySievi weather in februarySievi weather in marchSievi weather in aprilSievi weather in maySievi weather in juneSievi weather in julySievi weather in augustSievi weather in septemberSievi weather in octoberSievi weather in novemberSievi weather in december

Best time to visit Sievi:

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

  • April — 9.8(h)
  • May — 11.9(h)
  • June — 14.1(h)
  • July — 11.2(h)
  • August — 10.1(h)

Months with the longest average daylight duration in Sievi:

  • May — 18.3(h)
  • June — 20.6(h)
  • July — 19.4(h)
  • August — 16.3(h)

The largest precipitation sum in Sievi is at

  • July — 143(mm)
  • August — 94(mm)
  • September — 100(mm)

    • Weather forecast in the closest to Sievi admin centers

    Weather forecast in the closest towns to Sievi

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    Frequently asked questions

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