Best year time to visit Heinämäki

General weather information about Heinämäki

Average annual temperature is 4.0 °C

Absolute maximum temperature: 27.2 °C

Absolute minimum temperature: -18.3 °C

Number of sunny days: 128 days

Number of rainy days: 163 days

Number of snow days: 74 days

Look at detailed online map of Heinämäki

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

Heinämäki air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)3.04.23.516.021.827.123.227.221.711.14.32.7
Average daytime temperature (°C)-2.2-1.9-1.47.214.219.619.019.416.43.5-2.0-5.3
Average temperature (°C)-3.8-4.4-4.81.49.315.015.516.013.21.1-3.7-6.9
Average night temperature (°C)-5.7-7.3-8.6-3.73.79.211.912.410.0-1.3-5.4-8.6
Absolute minimum temperature (°C)-15.4-18.3-17.8-13.6-4.3-0.710.27.93.6-8.1-16.1-13.9

Heinämäki monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.016.019.020.020.017.014.011.08.05.0
Daylight mean duration (h)6.08.811.814.918.020.019.016.113.09.96.95.0
Daylight minimum duration (h)4.07.010.013.016.019.017.014.011.08.05.04.0
Sunshine mean duration (h)0.72.75.010.311.614.310.89.76.43.10.00.4
Precipitation (mm)662646455450179125122617137
Sunny days912922131166814810
Rainy days9268161925252214134
Snow days1314160200003917

Best time to visit Heinämäki:

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

  • April — 10.3(h)
  • May — 11.6(h)
  • June — 14.3(h)
  • July — 10.8(h)
  • August — 9.7(h)

Months with the longest average daylight duration in Heinämäki:

  • May — 18.0(h)
  • June — 20.0(h)
  • July — 19.0(h)
  • August — 16.1(h)

The largest precipitation sum in Heinämäki is at

  • July — 179(mm)
  • August — 125(mm)
  • September — 122(mm)
  • Frequently asked questions

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