Best year time to visit Siansuo

General weather information about Siansuo

Average annual temperature is 4.6 °C

Absolute maximum temperature: 27.9 °C

Absolute minimum temperature: -15.7 °C

Number of sunny days: 112 days

Number of rainy days: 172 days

Number of snow days: 81 days

Look at detailed online map of Siansuo

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

Siansuo air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)2.32.73.417.022.826.024.227.920.712.02.82.2
Average daytime temperature (°C)-2.2-2.8-1.76.714.219.719.220.316.74.2-1.9-5.4
Average temperature (°C)-3.7-4.7-4.01.69.815.716.317.414.12.4-3.4-6.8
Average night temperature (°C)-5.3-6.8-6.6-2.65.011.013.014.011.40.6-5.0-8.0
Absolute minimum temperature (°C)-14.5-15.7-14.1-8.8-2.32.910.08.87.5-7.3-15.7-14.4

Siansuo monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.016.019.020.019.017.014.011.08.05.0
Daylight mean duration (h)6.18.811.814.917.919.818.816.013.09.97.05.1
Daylight minimum duration (h)5.07.010.013.016.019.017.014.011.08.05.04.0
Sunshine mean duration (h)0.52.05.211.112.415.110.410.76.53.70.20.3
Precipitation (mm)71237618346519286104897851
Sunny days9982213113861346
Rainy days8297161928232415156
Snow days14171412000031119

Siansuo - weather forecast by months

Siansuo weather in januarySiansuo weather in februarySiansuo weather in marchSiansuo weather in aprilSiansuo weather in maySiansuo weather in juneSiansuo weather in julySiansuo weather in augustSiansuo weather in septemberSiansuo weather in octoberSiansuo weather in novemberSiansuo weather in december

Best time to visit Siansuo:

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

  • April — 11.1(h)
  • May — 12.4(h)
  • June — 15.1(h)
  • July — 10.4(h)
  • August — 10.7(h)

Months with the longest average daylight duration in Siansuo:

  • May — 17.9(h)
  • June — 19.8(h)
  • July — 18.8(h)
  • August — 16.0(h)

The largest precipitation sum in Siansuo is at

  • July — 192(mm)
  • September — 104(mm)

    • Weather forecast in the closest to Siansuo admin centers

    Weather forecast in the closest towns to Siansuo

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    Frequently asked questions

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