Best year time to visit Hilli

General weather information about Hilli

Average annual temperature is 4.5 °C

Absolute maximum temperature: 29.8 °C

Absolute minimum temperature: -19.1 °C

Number of sunny days: 139 days

Number of rainy days: 167 days

Number of snow days: 59 days

Look at detailed online map of Hilli

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

Hilli air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)4.95.44.717.022.129.325.729.823.512.54.64.4
Average daytime temperature (°C)-0.9-0.6-1.17.614.520.619.820.617.04.7-1.4-4.4
Average temperature (°C)-2.8-3.0-4.71.59.515.616.016.513.61.5-3.6-6.6
Average night temperature (°C)-5.2-5.8-8.7-3.64.39.611.712.59.9-1.3-6.4-9.3
Absolute minimum temperature (°C)-17.2-14.8-18.6-14.7-2.51.89.48.62.5-8.8-19.0-19.1

Hilli monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.016.019.020.020.017.014.011.08.05.0
Daylight mean duration (h)5.88.711.815.018.220.419.216.213.09.86.74.7
Daylight minimum duration (h)4.07.010.013.016.019.017.014.011.08.05.04.0
Sunshine mean duration (h)1.33.25.59.512.914.911.99.96.55.10.70.5
Precipitation (mm)60244847492613112699846538
Sunny days10141121161845714910
Rainy days14569141227262315115
Snow days791401000021016

Hilli - weather forecast by months

Hilli weather in januaryHilli weather in februaryHilli weather in marchHilli weather in aprilHilli weather in mayHilli weather in juneHilli weather in julyHilli weather in augustHilli weather in septemberHilli weather in octoberHilli weather in novemberHilli weather in december

Best time to visit Hilli:

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

  • April — 9.5(h)
  • May — 12.9(h)
  • June — 14.9(h)
  • July — 11.9(h)
  • August — 9.9(h)

Months with the longest average daylight duration in Hilli:

  • May — 18.2(h)
  • June — 20.4(h)
  • July — 19.2(h)
  • August — 16.2(h)

The largest precipitation sum in Hilli is at

  • July — 131(mm)
  • August — 126(mm)
  • September — 99(mm)
  • October — 84(mm)

    • Weather forecast in the closest to Hilli admin centers

    Weather forecast in the closest towns to Hilli

    Explore Hilli

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    Frequently asked questions

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