Best year time to visit Jänissalo

General weather information about Jänissalo

Average annual temperature is 4.5 °C

Absolute maximum temperature: 27.2 °C

Absolute minimum temperature: -17.7 °C

Number of sunny days: 108 days

Number of rainy days: 182 days

Number of snow days: 75 days

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

Jänissalo air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)2.33.04.117.521.826.624.227.221.311.62.52.2
Average daytime temperature (°C)-2.2-2.6-1.67.214.419.618.820.216.53.9-1.9-5.3
Average temperature (°C)-3.7-4.8-4.31.69.815.516.117.213.82.1-3.5-6.7
Average night temperature (°C)-5.3-7.1-7.0-2.84.810.913.113.811.30.3-5.1-8.0
Absolute minimum temperature (°C)-13.9-17.2-15.1-9.7-2.32.511.18.47.6-8.4-17.7-13.9

Jänissalo 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)6.18.811.814.918.019.918.916.113.09.96.95.0
Daylight minimum duration (h)5.07.010.013.016.019.017.014.011.08.05.04.0
Sunshine mean duration (h)0.52.45.010.812.414.910.110.96.43.60.10.4
Precipitation (mm)7228721849871861111101038051
Sunny days81182211115651038
Rainy days93108181926252517139
Snow days14141302000041414

Jänissalo - weather forecast by months

Jänissalo weather in januaryJänissalo weather in februaryJänissalo weather in marchJänissalo weather in aprilJänissalo weather in mayJänissalo weather in juneJänissalo weather in julyJänissalo weather in augustJänissalo weather in septemberJänissalo weather in octoberJänissalo weather in novemberJänissalo weather in december

Best time to visit Jänissalo:

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

  • April — 10.8(h)
  • May — 12.4(h)
  • June — 14.9(h)
  • July — 10.1(h)
  • August — 10.9(h)

Months with the longest average daylight duration in Jänissalo:

  • May — 18.0(h)
  • June — 19.9(h)
  • July — 18.9(h)
  • August — 16.1(h)

The largest precipitation sum in Jänissalo is at

  • July — 186(mm)
  • August — 111(mm)
  • September — 110(mm)
  • October — 103(mm)

    • Weather forecast in the closest to Jänissalo admin centers

    Weather forecast in the closest towns to Jänissalo

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    Frequently asked questions

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