Best year time to visit Hilleri

General weather information about Hilleri

Average annual temperature is 3.4 °C

Absolute maximum temperature: 27.1 °C

Absolute minimum temperature: -22.5 °C

Number of sunny days: 115 days

Number of rainy days: 163 days

Number of snow days: 87 days

Look at detailed online map of Hilleri

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

Hilleri air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)4.02.41.813.522.626.624.027.121.611.22.42.0
Average daytime temperature (°C)-2.7-3.4-3.06.013.318.617.919.915.32.7-3.1-5.7
Average temperature (°C)-4.4-5.8-6.30.68.814.615.116.512.71.0-4.9-7.2
Average night temperature (°C)-6.4-8.1-10.1-4.03.610.012.112.910.1-0.7-7.1-8.7
Absolute minimum temperature (°C)-20.2-18.2-22.5-12.0-4.01.89.27.34.3-7.8-17.3-14.9

Hilleri monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)6.010.013.016.020.021.020.018.014.011.08.04.0
Daylight mean duration (h)5.58.511.815.118.521.019.716.413.09.76.54.3
Daylight minimum duration (h)4.07.010.013.016.020.018.014.011.08.05.04.0
Sunshine mean duration (h)1.01.55.210.611.814.29.110.55.12.60.10.2
Precipitation (mm)692457533682183101127945047
Sunny days99102115113929125
Rainy days1313714192822281756
Snow days9181822000051320

Hilleri - weather forecast by months

Hilleri weather in januaryHilleri weather in februaryHilleri weather in marchHilleri weather in aprilHilleri weather in mayHilleri weather in juneHilleri weather in julyHilleri weather in augustHilleri weather in septemberHilleri weather in octoberHilleri weather in novemberHilleri weather in december

Best time to visit Hilleri:

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

  • April — 10.6(h)
  • May — 11.8(h)
  • June — 14.2(h)
  • July — 9.1(h)
  • August — 10.5(h)

Months with the longest average daylight duration in Hilleri:

  • May — 18.5(h)
  • June — 21.0(h)
  • July — 19.7(h)
  • August — 16.4(h)

The largest precipitation sum in Hilleri is at

  • July — 183(mm)
  • August — 101(mm)
  • September — 127(mm)

    • Weather forecast in the closest to Hilleri admin centers

    Weather forecast in the closest towns to Hilleri

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    Frequently asked questions

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