Best year time to visit Harkonjoki

General weather information about Harkonjoki

Average annual temperature is 4.8 °C

Absolute maximum temperature: 26.1 °C

Absolute minimum temperature: -16.9 °C

Number of sunny days: 119 days

Number of rainy days: 175 days

Number of snow days: 71 days

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

Harkonjoki air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)2.12.63.916.122.125.624.126.120.412.24.21.7
Average daytime temperature (°C)-2.3-2.9-1.57.314.119.118.819.916.44.6-1.2-5.5
Average temperature (°C)-3.9-4.9-3.91.89.915.416.617.814.53.1-2.8-6.9
Average night temperature (°C)-5.4-6.8-6.5-2.45.211.114.315.412.51.7-4.4-8.3
Absolute minimum temperature (°C)-14.2-16.9-14.1-8.6-2.22.110.110.99.0-4.2-15.3-14.1

Harkonjoki 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)6.28.911.814.817.819.618.715.913.010.07.15.3
Daylight minimum duration (h)5.07.010.013.016.019.017.014.011.08.05.05.0
Sunshine mean duration (h)0.62.35.011.112.714.910.810.66.94.10.30.1
Precipitation (mm)733181184167226881271136948
Sunny days1097241313578968
Rainy days10795171726242218155
Snow days1112151100004918

Harkonjoki - weather forecast by months

Harkonjoki weather in januaryHarkonjoki weather in februaryHarkonjoki weather in marchHarkonjoki weather in aprilHarkonjoki weather in mayHarkonjoki weather in juneHarkonjoki weather in julyHarkonjoki weather in augustHarkonjoki weather in septemberHarkonjoki weather in octoberHarkonjoki weather in novemberHarkonjoki weather in december

Best time to visit Harkonjoki:

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

  • April — 11.1(h)
  • May — 12.7(h)
  • June — 14.9(h)
  • July — 10.8(h)
  • August — 10.6(h)

Months with the longest average daylight duration in Harkonjoki:

  • May — 17.8(h)
  • June — 19.6(h)
  • July — 18.7(h)
  • August — 15.9(h)

The largest precipitation sum in Harkonjoki is at

  • July — 226(mm)
  • September — 127(mm)
  • October — 113(mm)

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    Weather forecast in the closest towns to Harkonjoki

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    Frequently asked questions

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