Best year time to visit Sillansuu

General weather information about Sillansuu

Average annual temperature is 5.3 °C

Absolute maximum temperature: 29.4 °C

Absolute minimum temperature: -17.1 °C

Number of sunny days: 122 days

Number of rainy days: 176 days

Number of snow days: 67 days

Look at detailed online map of Sillansuu

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

Sillansuu air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)2.84.56.118.421.526.523.529.421.814.16.62.8
Average daytime temperature (°C)-1.5-2.0-0.19.315.020.520.120.917.55.40.0-4.3
Average temperature (°C)-3.5-4.2-3.13.710.416.016.717.414.33.3-1.6-6.1
Average night temperature (°C)-5.5-7.0-6.4-1.65.210.513.013.811.21.3-3.1-7.9
Absolute minimum temperature (°C)-14.9-17.1-14.4-13.7-1.82.510.010.96.9-5.7-11.3-13.9

Sillansuu monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.016.018.019.019.017.014.011.08.06.0
Daylight mean duration (h)6.69.011.814.717.419.118.315.812.910.17.35.7
Daylight minimum duration (h)5.07.010.013.016.018.017.014.011.08.06.05.0
Sunshine mean duration (h)0.71.84.711.712.915.112.110.17.24.00.20.2
Precipitation (mm)79227928382913095901047056
Sunny days11116241414398976
Rainy days111126161628222220148
Snow days916130100002917

Sillansuu - weather forecast by months

Sillansuu weather in januarySillansuu weather in februarySillansuu weather in marchSillansuu weather in aprilSillansuu weather in maySillansuu weather in juneSillansuu weather in julySillansuu weather in augustSillansuu weather in septemberSillansuu weather in octoberSillansuu weather in novemberSillansuu weather in december

Best time to visit Sillansuu:

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

  • April — 11.7(h)
  • May — 12.9(h)
  • June — 15.1(h)
  • July — 12.1(h)
  • August — 10.1(h)

Months with the longest average daylight duration in Sillansuu:

  • May — 17.4(h)
  • June — 19.1(h)
  • July — 18.3(h)
  • August — 15.8(h)

The largest precipitation sum in Sillansuu is at

  • July — 130(mm)
  • August — 95(mm)
  • September — 90(mm)
  • October — 104(mm)

    • Weather forecast in the closest to Sillansuu admin centers

    Weather forecast in the closest towns to Sillansuu

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    Frequently asked questions

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