Best year time to visit Oulainen

General weather information about Oulainen

Average annual temperature is 3.8 °C

Absolute maximum temperature: 28.1 °C

Absolute minimum temperature: -18.1 °C

Number of sunny days: 141 days

Number of rainy days: 147 days

Number of snow days: 77 days

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

Oulainen air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)4.74.82.814.823.128.125.028.122.211.44.33.4
Average daytime temperature (°C)-1.8-1.8-2.26.514.119.719.020.415.83.2-2.2-5.1
Average temperature (°C)-3.7-4.5-5.80.89.115.215.516.412.70.5-4.3-6.8
Average night temperature (°C)-6.1-7.5-10.0-4.33.29.311.512.09.3-1.8-6.8-8.7
Absolute minimum temperature (°C)-17.2-16.5-17.8-12.6-6.60.98.27.61.4-9.4-18.1-15.9

Oulainen monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)6.010.013.016.020.021.020.018.014.011.08.04.0
Daylight mean duration (h)5.58.511.815.118.521.019.716.413.09.76.54.3
Daylight minimum duration (h)4.07.010.013.016.020.018.014.011.08.05.04.0
Sunshine mean duration (h)1.12.26.39.912.614.710.710.45.84.30.40.2
Precipitation (mm)52224244476413475110955842
Sunny days9121421151349715139
Rainy days1032614172722231562
Snow days12131532000011120

Oulainen - weather forecast by months

Oulainen weather in januaryOulainen weather in februaryOulainen weather in marchOulainen weather in aprilOulainen weather in mayOulainen weather in juneOulainen weather in julyOulainen weather in augustOulainen weather in septemberOulainen weather in octoberOulainen weather in novemberOulainen weather in december

Best time to visit Oulainen:

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

  • April — 9.9(h)
  • May — 12.6(h)
  • June — 14.7(h)
  • July — 10.7(h)
  • August — 10.4(h)

Months with the longest average daylight duration in Oulainen:

  • May — 18.5(h)
  • June — 21.0(h)
  • July — 19.7(h)
  • August — 16.4(h)

The largest precipitation sum in Oulainen is at

  • July — 134(mm)
  • September — 110(mm)
  • October — 95(mm)

    • Weather forecast in the closest to Oulainen admin centers

    Weather forecast in the closest towns to Oulainen

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    Frequently asked questions

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