Best year time to visit Trolssi

General weather information about Trolssi

Average annual temperature is 5.5 °C

Absolute maximum temperature: 30.7 °C

Absolute minimum temperature: -16.7 °C

Number of sunny days: 132 days

Number of rainy days: 177 days

Number of snow days: 56 days

Look at detailed online map of Trolssi

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

Trolssi air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)3.95.84.916.521.428.823.930.722.213.56.65.5
Average daytime temperature (°C)0.20.50.39.112.819.719.619.817.16.10.2-2.9
Average temperature (°C)-1.4-1.8-3.03.69.015.616.216.614.33.7-1.8-5.2
Average night temperature (°C)-3.1-4.8-7.8-1.84.510.512.613.511.41.5-4.1-8.0
Absolute minimum temperature (°C)-13.9-14.3-16.7-14.0-3.13.410.610.34.2-6.7-16.2-16.1

Trolssi monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.016.018.019.019.017.014.011.08.05.0
Daylight mean duration (h)6.38.911.814.817.719.518.615.912.910.07.15.4
Daylight minimum duration (h)5.07.010.013.016.018.017.014.011.08.05.05.0
Sunshine mean duration (h)1.23.46.010.613.115.312.59.07.25.21.10.3
Precipitation (mm)6734824143291421311278610129
Sunny days1112820181655613810
Rainy days1371010111426262415147
Snow days79130200003814

Trolssi - weather forecast by months

Trolssi weather in januaryTrolssi weather in februaryTrolssi weather in marchTrolssi weather in aprilTrolssi weather in mayTrolssi weather in juneTrolssi weather in julyTrolssi weather in augustTrolssi weather in septemberTrolssi weather in octoberTrolssi weather in novemberTrolssi weather in december

Best time to visit Trolssi:

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

  • April — 10.6(h)
  • May — 13.1(h)
  • June — 15.3(h)
  • July — 12.5(h)
  • August — 9.0(h)

Months with the longest average daylight duration in Trolssi:

  • May — 17.7(h)
  • June — 19.5(h)
  • July — 18.6(h)
  • August — 15.9(h)

The largest precipitation sum in Trolssi is at

  • July — 142(mm)
  • August — 131(mm)
  • September — 127(mm)
  • November — 101(mm)

    • Weather forecast in the closest to Trolssi admin centers

    Weather forecast in the closest towns to Trolssi

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    Frequently asked questions

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