Best year time to visit Heiniemi

General weather information about Heiniemi

Average annual temperature is 5.4 °C

Absolute maximum temperature: 28.4 °C

Absolute minimum temperature: -15.7 °C

Number of sunny days: 118 days

Number of rainy days: 175 days

Number of snow days: 72 days

Look at detailed online map of Heiniemi

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

Heiniemi air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)2.73.75.018.122.327.524.128.422.413.85.62.7
Average daytime temperature (°C)-1.6-1.9-0.58.714.920.420.320.817.75.2-0.4-4.5
Average temperature (°C)-3.2-3.9-3.13.210.216.017.117.714.73.3-1.9-6.1
Average night temperature (°C)-4.8-6.4-5.9-1.54.810.613.914.711.91.6-3.4-7.6
Absolute minimum temperature (°C)-14.2-15.7-13.3-9.1-1.82.511.711.48.1-5.6-12.9-12.9

Heiniemi 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)6.59.011.814.817.519.318.415.812.910.07.35.6
Daylight minimum duration (h)5.07.010.013.016.018.017.014.011.08.06.05.0
Sunshine mean duration (h)0.61.94.911.712.615.312.010.67.43.80.20.2
Precipitation (mm)652273293731150103661086855
Sunny days111162214154611936
Rainy days94117151527251918169
Snow days11131412000041116

Heiniemi - weather forecast by months

Heiniemi weather in januaryHeiniemi weather in februaryHeiniemi weather in marchHeiniemi weather in aprilHeiniemi weather in mayHeiniemi weather in juneHeiniemi weather in julyHeiniemi weather in augustHeiniemi weather in septemberHeiniemi weather in octoberHeiniemi weather in novemberHeiniemi weather in december

Best time to visit Heiniemi:

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

  • April — 11.7(h)
  • May — 12.6(h)
  • June — 15.3(h)
  • July — 12.0(h)
  • August — 10.6(h)

Months with the longest average daylight duration in Heiniemi:

  • May — 17.5(h)
  • June — 19.3(h)
  • July — 18.4(h)
  • August — 15.8(h)

The largest precipitation sum in Heiniemi is at

  • July — 150(mm)
  • August — 103(mm)
  • October — 108(mm)

    • Weather forecast in the closest to Heiniemi admin centers

    Weather forecast in the closest towns to Heiniemi

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    Frequently asked questions

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