Best year time to visit South Ostrobothnia

General weather information about South Ostrobothnia

Average annual temperature is 4.7 °C

Absolute maximum temperature: 29.7 °C

Absolute minimum temperature: -19.3 °C

Number of sunny days: 132 days

Number of rainy days: 163 days

Number of snow days: 70 days

Look at detailed online map of South Ostrobothnia

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

South Ostrobothnia air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)3.35.75.314.922.327.825.029.722.712.45.44.1
Average daytime temperature (°C)-1.2-0.6-0.48.814.820.719.920.017.14.4-1.2-4.4
Average temperature (°C)-2.8-3.1-4.22.79.915.816.016.413.61.5-3.0-6.5
Average night temperature (°C)-4.8-6.2-8.8-3.04.19.911.812.710.1-1.3-5.3-8.9
Absolute minimum temperature (°C)-19.3-14.7-15.2-16.1-3.81.59.78.72.3-9.2-16.1-15.5

South Ostrobothnia 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)0.83.04.810.111.914.711.69.36.14.40.20.5
Precipitation (mm)582349523934135174121716432
Sunny days1116722161445712810
Rainy days8288141627262316105
Snow days12101601000031216

South Ostrobothnia - weather forecast by months

South Ostrobothnia weather in januarySouth Ostrobothnia weather in februarySouth Ostrobothnia weather in marchSouth Ostrobothnia weather in aprilSouth Ostrobothnia weather in maySouth Ostrobothnia weather in juneSouth Ostrobothnia weather in julySouth Ostrobothnia weather in augustSouth Ostrobothnia weather in septemberSouth Ostrobothnia weather in octoberSouth Ostrobothnia weather in novemberSouth Ostrobothnia weather in december

Best time to visit South Ostrobothnia:

The best time to visit South Ostrobothnia during the most sunny months:

  • April — 10.1(h)
  • May — 11.9(h)
  • June — 14.7(h)
  • July — 11.6(h)
  • August — 9.3(h)

Months with the longest average daylight duration in South Ostrobothnia:

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

The largest precipitation sum in South Ostrobothnia is at

  • July — 135(mm)
  • August — 174(mm)
  • September — 121(mm)

    • Weather forecast in the closest to South Ostrobothnia admin centers

    Weather forecast in the closest towns to South Ostrobothnia

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    Frequently asked questions

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