Best year time to visit Forssa

General weather information about Forssa

Average annual temperature is 5.5 °C

Absolute maximum temperature: 29.3 °C

Absolute minimum temperature: -17.6 °C

Number of sunny days: 121 days

Number of rainy days: 174 days

Number of snow days: 70 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)2.95.35.317.024.128.423.929.321.313.67.13.9
Average daytime temperature (°C)-0.6-0.90.19.615.321.320.119.817.45.80.4-3.6
Average temperature (°C)-2.4-3.0-3.34.210.116.416.216.514.13.3-1.0-5.4
Average night temperature (°C)-4.1-6.4-7.5-1.04.210.312.013.211.11.0-2.9-7.7
Absolute minimum temperature (°C)-13.6-16.1-17.6-11.0-3.22.49.710.85.0-6.1-12.8-16.5

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)6.69.011.814.717.419.118.215.712.910.17.45.7
Daylight minimum duration (h)5.07.010.013.016.018.017.014.011.08.06.05.0
Sunshine mean duration (h)0.82.35.411.412.414.912.28.57.44.20.70.3
Precipitation (mm)733277194132106178581177929
Sunny days7137221813396869
Rainy days123108121728222418155
Snow days1212140100005917

Best time to visit Forssa:

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

  • April — 11.4(h)
  • May — 12.4(h)
  • June — 14.9(h)
  • July — 12.2(h)
  • August — 8.5(h)

Months with the longest average daylight duration in Forssa:

  • May — 17.4(h)
  • June — 19.1(h)
  • July — 18.2(h)
  • August — 15.7(h)

The largest precipitation sum in Forssa is at

  • July — 106(mm)
  • August — 178(mm)
  • October — 117(mm)