Best year time to visit Heinolahti

General weather information about Heinolahti

Average annual temperature is 4.1 °C

Absolute maximum temperature: 27.1 °C

Absolute minimum temperature: -16.4 °C

Number of sunny days: 130 days

Number of rainy days: 161 days

Number of snow days: 74 days

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

Heinolahti air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)3.44.23.615.821.327.123.427.021.811.84.02.6
Average daytime temperature (°C)-2.1-1.8-1.66.614.019.518.919.616.33.5-2.1-5.3
Average temperature (°C)-3.6-4.2-4.81.59.415.315.716.313.21.1-3.8-6.8
Average night temperature (°C)-5.5-6.9-8.4-3.24.110.112.212.910.2-1.1-5.5-8.3
Absolute minimum temperature (°C)-13.9-14.9-15.8-10.4-4.0-0.79.58.74.5-9.3-16.4-14.1

Heinolahti 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)5.98.711.815.018.120.219.116.113.09.96.84.9
Daylight minimum duration (h)4.07.010.013.016.019.017.014.011.08.05.04.0
Sunshine mean duration (h)0.82.65.410.011.714.510.69.96.33.50.10.3
Precipitation (mm)642843534346163148105687040
Sunny days9111222121057815910
Rainy days818817202624221296
Snow days14161102000041215

Heinolahti - weather forecast by months

Heinolahti weather in januaryHeinolahti weather in februaryHeinolahti weather in marchHeinolahti weather in aprilHeinolahti weather in mayHeinolahti weather in juneHeinolahti weather in julyHeinolahti weather in augustHeinolahti weather in septemberHeinolahti weather in octoberHeinolahti weather in novemberHeinolahti weather in december

Best time to visit Heinolahti:

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

  • April — 10.0(h)
  • May — 11.7(h)
  • June — 14.5(h)
  • July — 10.6(h)
  • August — 9.9(h)

Months with the longest average daylight duration in Heinolahti:

  • May — 18.1(h)
  • June — 20.2(h)
  • July — 19.1(h)
  • August — 16.1(h)

The largest precipitation sum in Heinolahti is at

  • July — 163(mm)
  • August — 148(mm)
  • September — 105(mm)

    • Weather forecast in the closest to Heinolahti admin centers

    Weather forecast in the closest towns to Heinolahti

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    Frequently asked questions

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