Best year time to visit Heinävesi

General weather information about Heinävesi

Average annual temperature is 4.3 °C

Absolute maximum temperature: 27.4 °C

Absolute minimum temperature: -17.9 °C

Number of sunny days: 106 days

Number of rainy days: 181 days

Number of snow days: 78 days

Look at detailed online map of Heinävesi

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

Heinävesi air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)2.33.13.917.522.427.423.926.820.511.73.21.9
Average daytime temperature (°C)-2.4-2.9-1.57.714.219.718.719.916.53.9-2.0-5.7
Average temperature (°C)-4.0-5.1-4.41.89.815.415.716.913.62.0-3.7-7.2
Average night temperature (°C)-5.8-7.6-7.7-3.14.910.112.513.510.90.1-5.2-8.9
Absolute minimum temperature (°C)-16.1-17.9-15.0-11.3-2.41.39.89.87.1-7.1-17.4-14.4

Heinävesi monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.016.019.019.019.017.014.011.08.05.0
Daylight mean duration (h)6.28.811.814.917.819.718.816.013.09.97.05.2
Daylight minimum duration (h)5.07.010.013.016.019.017.014.011.08.05.04.0
Sunshine mean duration (h)0.51.94.810.912.414.710.310.96.23.50.20.2
Precipitation (mm)82377522456118311399948448
Sunny days98321121257511310
Rainy days83108181826242517195
Snow days1417181100003816

Heinävesi - weather forecast by months

Heinävesi weather in januaryHeinävesi weather in februaryHeinävesi weather in marchHeinävesi weather in aprilHeinävesi weather in mayHeinävesi weather in juneHeinävesi weather in julyHeinävesi weather in augustHeinävesi weather in septemberHeinävesi weather in octoberHeinävesi weather in novemberHeinävesi weather in december

Best time to visit Heinävesi:

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

  • April — 10.9(h)
  • May — 12.4(h)
  • June — 14.7(h)
  • July — 10.3(h)
  • August — 10.9(h)

Months with the longest average daylight duration in Heinävesi:

  • May — 17.8(h)
  • June — 19.7(h)
  • July — 18.8(h)
  • August — 16.0(h)

The largest precipitation sum in Heinävesi is at

  • July — 183(mm)
  • August — 113(mm)
  • September — 99(mm)

    • Weather forecast in the closest to Heinävesi admin centers

    Weather forecast in the closest towns to Heinävesi

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    Frequently asked questions

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