Best year time to visit Onnivaara

General weather information about Onnivaara

Average annual temperature is 3.8 °C

Absolute maximum temperature: 27.7 °C

Absolute minimum temperature: -20.7 °C

Number of sunny days: 108 days

Number of rainy days: 170 days

Number of snow days: 87 days

Look at detailed online map of Onnivaara

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

Onnivaara air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)2.12.83.616.121.825.323.927.720.611.12.31.8
Average daytime temperature (°C)-2.7-3.4-2.17.414.019.018.320.016.03.4-2.7-6.1
Average temperature (°C)-4.4-5.7-5.11.59.514.815.216.513.11.3-4.5-7.5
Average night temperature (°C)-6.3-8.2-8.6-3.44.49.511.912.610.3-0.6-6.1-9.0
Absolute minimum temperature (°C)-19.9-18.6-20.7-9.8-3.80.88.37.06.1-8.4-19.2-15.9

Onnivaara monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.016.019.020.020.017.014.011.08.05.0
Daylight mean duration (h)6.08.711.814.918.020.119.016.113.09.96.95.0
Daylight minimum duration (h)4.07.010.013.016.019.017.014.011.08.05.04.0
Sunshine mean duration (h)0.62.05.110.612.214.89.510.56.23.10.00.2
Precipitation (mm)823078225373168108120988055
Sunny days8962312124661246
Rainy days9077171827252416155
Snow days14191802000031120

Onnivaara - weather forecast by months

Onnivaara weather in januaryOnnivaara weather in februaryOnnivaara weather in marchOnnivaara weather in aprilOnnivaara weather in mayOnnivaara weather in juneOnnivaara weather in julyOnnivaara weather in augustOnnivaara weather in septemberOnnivaara weather in octoberOnnivaara weather in novemberOnnivaara weather in december

Best time to visit Onnivaara:

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

  • April — 10.6(h)
  • May — 12.2(h)
  • June — 14.8(h)
  • July — 9.5(h)
  • August — 10.5(h)

Months with the longest average daylight duration in Onnivaara:

  • May — 18.0(h)
  • June — 20.1(h)
  • July — 19.0(h)
  • August — 16.1(h)

The largest precipitation sum in Onnivaara is at

  • July — 168(mm)
  • August — 108(mm)
  • September — 120(mm)

    • Weather forecast in the closest to Onnivaara admin centers

    Weather forecast in the closest towns to Onnivaara

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    Frequently asked questions

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