Weather in Forssa in May

General weather information about Forssa

Average annual temperature is 5.5 °C

Absolute maximum temperature: 29.1 °C

Absolute minimum temperature: -18.4 °C

Number of sunny days: 132 days

Number of rainy days: 165 days

Number of snow days: 68 days

Look at detailed online map of Forssa

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

Forssa air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)2.85.15.317.024.828.624.029.121.413.77.33.8
Average daytime temperature (°C)-0.5-0.90.19.515.421.520.219.817.45.90.6-3.5
Average temperature (°C)-2.4-3.1-3.54.010.116.416.216.514.23.5-0.9-5.3
Average night temperature (°C)-4.6-6.8-8.2-1.73.810.011.813.010.81.0-2.8-7.9
Absolute minimum temperature (°C)-17.0-18.4-17.6-15.2-3.22.49.39.44.7-6.1-12.6-17.2

Forssa monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.016.018.019.019.017.014.011.08.06.0
Daylight mean duration (h)6.69.011.814.717.419.018.215.712.910.17.45.8
Daylight minimum duration (h)5.07.010.013.016.018.017.014.011.08.06.05.0
Sunshine mean duration (h)0.82.35.311.312.414.812.18.57.34.20.70.3
Precipitation (mm)70337517352983183561148129
Sunny days9146231916496989
Rainy days12287111427222418164
Snow days1012170100004618

Forssa - weather forecast by months

Forssa weather in januaryForssa weather in februaryForssa weather in marchForssa weather in aprilForssa weather in mayForssa weather in juneForssa weather in julyForssa weather in augustForssa weather in septemberForssa weather in octoberForssa weather in novemberForssa weather in december

Best time to visit Forssa:

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

  • April — 11.3(h)
  • May — 12.4(h)
  • June — 14.8(h)
  • July — 12.1(h)
  • August — 8.5(h)

Months with the longest average daylight duration in Forssa:

  • May — 17.4(h)
  • June — 19.0(h)
  • July — 18.2(h)
  • August — 15.7(h)

The largest precipitation sum in Forssa is at

  • August — 183(mm)
  • October — 114(mm)

    • Weather forecast in the closest to Forssa admin centers

    Weather forecast in the closest towns to Forssa

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    Frequently asked questions

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