Best year time to visit Seinäjoki

General weather information about Seinäjoki

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 Seinäjoki

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

Seinäjoki 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

Seinäjoki 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

Seinäjoki - weather forecast by months

Seinäjoki weather in januarySeinäjoki weather in februarySeinäjoki weather in marchSeinäjoki weather in aprilSeinäjoki weather in maySeinäjoki weather in juneSeinäjoki weather in julySeinäjoki weather in augustSeinäjoki weather in septemberSeinäjoki weather in octoberSeinäjoki weather in novemberSeinäjoki weather in december

Best time to visit Seinäjoki:

The best time to visit Seinäjoki 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 Seinäjoki:

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

The largest precipitation sum in Seinäjoki is at

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

    • Weather forecast in the closest to Seinäjoki admin centers

    Weather forecast in the closest towns to Seinäjoki

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    Frequently asked questions

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