Best year time to visit Isoniittu

General weather information about Isoniittu

Average annual temperature is 6.1 °C

Absolute maximum temperature: 30.6 °C

Absolute minimum temperature: -16.6 °C

Number of sunny days: 140 days

Number of rainy days: 178 days

Number of snow days: 47 days

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

Isoniittu air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)3.86.86.715.823.329.124.630.622.514.77.94.9
Average daytime temperature (°C)0.50.61.410.314.721.620.420.217.87.01.3-2.6
Average temperature (°C)-1.4-1.7-2.54.59.816.416.416.614.64.4-0.4-4.3
Average night temperature (°C)-3.2-4.5-7.0-1.04.010.312.213.311.32.0-2.6-6.5
Absolute minimum temperature (°C)-15.5-13.2-16.6-12.4-3.02.59.810.04.1-5.3-12.1-14.4

Isoniittu monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.015.018.019.018.016.014.011.08.06.0
Daylight mean duration (h)6.79.111.814.717.319.018.115.712.910.17.45.8
Daylight minimum duration (h)5.07.010.013.016.018.017.014.011.08.06.05.0
Sunshine mean duration (h)1.23.35.511.113.115.512.99.27.44.91.20.4
Precipitation (mm)91359623393898176681389128
Sunny days12158192117351110811
Rainy days1581011101328261918155
Snow days45130000003715

Isoniittu - weather forecast by months

Isoniittu weather in januaryIsoniittu weather in februaryIsoniittu weather in marchIsoniittu weather in aprilIsoniittu weather in mayIsoniittu weather in juneIsoniittu weather in julyIsoniittu weather in augustIsoniittu weather in septemberIsoniittu weather in octoberIsoniittu weather in novemberIsoniittu weather in december

Best time to visit Isoniittu:

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

  • April — 11.1(h)
  • May — 13.1(h)
  • June — 15.5(h)
  • July — 12.9(h)
  • August — 9.2(h)

Months with the longest average daylight duration in Isoniittu:

  • May — 17.3(h)
  • June — 19.0(h)
  • July — 18.1(h)
  • August — 15.7(h)

The largest precipitation sum in Isoniittu is at

  • July — 98(mm)
  • August — 176(mm)
  • October — 138(mm)

    • Weather forecast in the closest to Isoniittu admin centers

    Weather forecast in the closest towns to Isoniittu

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    Frequently asked questions

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