Best year time to visit Heinlahti

General weather information about Heinlahti

Average annual temperature is 6.2 °C

Absolute maximum temperature: 27.8 °C

Absolute minimum temperature: -16.8 °C

Number of sunny days: 121 days

Number of rainy days: 188 days

Number of snow days: 56 days

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

Heinlahti air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)3.55.55.014.620.727.122.527.820.314.89.04.1
Average daytime temperature (°C)-0.3-0.80.68.514.220.419.620.617.77.21.8-2.3
Average temperature (°C)-2.2-3.1-2.14.110.116.316.617.615.34.8-0.1-4.1
Average night temperature (°C)-4.1-7.0-5.6-0.55.210.813.314.412.42.6-2.4-6.8
Absolute minimum temperature (°C)-12.6-16.8-14.8-8.3-2.23.49.610.56.7-2.2-11.2-12.9

Heinlahti monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.015.018.019.018.016.014.011.08.06.0
Daylight mean duration (h)6.79.111.814.617.318.918.115.712.910.17.55.9
Daylight minimum duration (h)5.07.010.013.016.018.017.014.011.08.06.05.0
Sunshine mean duration (h)0.72.45.311.613.515.513.511.18.34.71.10.4
Precipitation (mm)107408416352510875861147776
Sunny days998241816478666
Rainy days1561161214272422201714
Snow days713120100005711

Heinlahti - weather forecast by months

Heinlahti weather in januaryHeinlahti weather in februaryHeinlahti weather in marchHeinlahti weather in aprilHeinlahti weather in mayHeinlahti weather in juneHeinlahti weather in julyHeinlahti weather in augustHeinlahti weather in septemberHeinlahti weather in octoberHeinlahti weather in novemberHeinlahti weather in december

Best time to visit Heinlahti:

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

  • April — 11.6(h)
  • May — 13.5(h)
  • June — 15.5(h)
  • July — 13.5(h)
  • August — 11.1(h)

Months with the longest average daylight duration in Heinlahti:

  • May — 17.3(h)
  • June — 18.9(h)
  • July — 18.1(h)
  • August — 15.7(h)

The largest precipitation sum in Heinlahti is at

  • January — 107(mm)
  • July — 108(mm)
  • October — 114(mm)

    • Weather forecast in the closest to Heinlahti admin centers

    Weather forecast in the closest towns to Heinlahti

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    Frequently asked questions

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