Best year time to visit Heinola

General weather information about Heinola

Average annual temperature is 5.5 °C

Absolute maximum temperature: 29.3 °C

Absolute minimum temperature: -14.8 °C

Number of sunny days: 124 days

Number of rainy days: 176 days

Number of snow days: 65 days

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

Heinola air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)3.24.55.217.422.828.424.229.322.413.76.32.8
Average daytime temperature (°C)-1.2-1.40.09.614.920.620.520.517.85.20.1-4.0
Average temperature (°C)-2.8-3.4-2.93.810.216.017.017.214.53.3-1.4-5.6
Average night temperature (°C)-4.5-6.3-6.0-1.54.810.713.513.811.51.5-3.1-7.2
Absolute minimum temperature (°C)-14.5-14.4-14.8-9.8-2.02.310.811.27.5-5.6-14.0-13.6

Heinola 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)6.59.011.814.717.519.218.415.812.910.07.35.6
Daylight minimum duration (h)5.07.010.013.016.018.017.014.011.08.06.05.0
Sunshine mean duration (h)0.82.15.011.512.515.012.19.67.13.80.20.4
Precipitation (mm)692871154727141111571036747
Sunny days911723151358101175
Rainy days106107151726232019158
Snow days1211140100001818

Heinola - weather forecast by months

Heinola weather in januaryHeinola weather in februaryHeinola weather in marchHeinola weather in aprilHeinola weather in mayHeinola weather in juneHeinola weather in julyHeinola weather in augustHeinola weather in septemberHeinola weather in octoberHeinola weather in novemberHeinola weather in december

Best time to visit Heinola:

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

  • April — 11.5(h)
  • May — 12.5(h)
  • June — 15.0(h)
  • July — 12.1(h)
  • August — 9.6(h)

Months with the longest average daylight duration in Heinola:

  • May — 17.5(h)
  • June — 19.2(h)
  • July — 18.4(h)
  • August — 15.8(h)

The largest precipitation sum in Heinola is at

  • July — 141(mm)
  • August — 111(mm)
  • October — 103(mm)

    • Weather forecast in the closest to Heinola admin centers

    Weather forecast in the closest towns to Heinola

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    Frequently asked questions

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