Weather in Hanni in September

General weather information about Hanni

Average annual temperature is 4.2 °C

Absolute maximum temperature: 29.3 °C

Absolute minimum temperature: -18.2 °C

Number of sunny days: 136 days

Number of rainy days: 155 days

Number of snow days: 74 days

Look at detailed online map of Hanni

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

Hanni air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)4.84.84.115.922.828.625.429.322.812.05.34.3
Average daytime temperature (°C)-1.3-0.9-1.27.514.420.019.620.916.43.8-1.6-4.8
Average temperature (°C)-3.1-3.6-5.31.59.515.215.816.713.20.9-4.0-6.6
Average night temperature (°C)-5.3-6.6-9.9-4.14.19.011.612.39.4-1.6-6.8-8.8
Absolute minimum temperature (°C)-16.8-16.1-17.6-13.4-3.01.68.27.50.2-9.4-18.2-15.7

Hanni monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.016.019.021.020.017.014.011.08.05.0
Daylight mean duration (h)5.68.611.815.118.420.719.516.313.09.86.64.5
Daylight minimum duration (h)4.07.010.013.016.020.018.014.011.08.05.04.0
Sunshine mean duration (h)1.22.86.29.612.514.411.810.46.24.60.60.1
Precipitation (mm)52224056504115582931086541
Sunny days101212201513488131011
Rainy days1143713172723221693
Snow days10121633000021117

Hanni - weather forecast by months

Hanni weather in januaryHanni weather in februaryHanni weather in marchHanni weather in aprilHanni weather in mayHanni weather in juneHanni weather in julyHanni weather in augustHanni weather in septemberHanni weather in octoberHanni weather in novemberHanni weather in december

Best time to visit Hanni:

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

  • April — 9.6(h)
  • May — 12.5(h)
  • June — 14.4(h)
  • July — 11.8(h)
  • August — 10.4(h)

Months with the longest average daylight duration in Hanni:

  • May — 18.4(h)
  • June — 20.7(h)
  • July — 19.5(h)
  • August — 16.3(h)

The largest precipitation sum in Hanni is at

  • July — 155(mm)
  • September — 93(mm)
  • October — 108(mm)

    • Weather forecast in the closest to Hanni admin centers

    Weather forecast in the closest towns to Hanni

    Explore Hanni

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    Frequently asked questions

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