Best year time to visit Hanko

General weather information about Hanko

Average annual temperature is 6.9 °C

Absolute maximum temperature: 26.7 °C

Absolute minimum temperature: -14.0 °C

Number of sunny days: 120 days

Number of rainy days: 208 days

Number of snow days: 37 days

Look at detailed online map of Hanko

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

Hanko air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)4.66.15.211.818.826.623.526.720.414.79.35.4
Average daytime temperature (°C)1.50.91.07.112.119.019.119.417.68.33.0-1.2
Average temperature (°C)0.0-0.7-1.04.09.316.016.617.415.76.21.6-2.8
Average night temperature (°C)-1.7-2.8-3.61.05.612.113.415.213.03.7-0.3-4.6
Absolute minimum temperature (°C)-10.2-11.6-11.0-5.6-1.05.49.412.75.6-3.0-10.4-14.0

Hanko monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.015.018.018.018.016.014.011.08.06.0
Daylight mean duration (h)6.99.211.814.617.118.717.915.612.910.27.66.1
Daylight minimum duration (h)6.08.010.013.015.018.016.014.011.08.06.05.0
Sunshine mean duration (h)1.43.36.111.113.815.713.910.08.35.01.30.8
Precipitation (mm)9053881932971134461237865
Sunny days71211202222228554
Rainy days1811131098292922252014
Snow days6570000001513

Hanko - weather forecast by months

Hanko weather in januaryHanko weather in februaryHanko weather in marchHanko weather in aprilHanko weather in mayHanko weather in juneHanko weather in julyHanko weather in augustHanko weather in septemberHanko weather in octoberHanko weather in novemberHanko weather in december

Best time to visit Hanko:

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

  • April — 11.1(h)
  • May — 13.8(h)
  • June — 15.7(h)
  • July — 13.9(h)
  • August — 10.0(h)

Months with the longest average daylight duration in Hanko:

  • May — 17.1(h)
  • June — 18.7(h)
  • July — 17.9(h)
  • August — 15.6(h)

The largest precipitation sum in Hanko is at

  • January — 90(mm)
  • March — 88(mm)
  • August — 134(mm)
  • October — 123(mm)

    • Weather forecast in the closest to Hanko admin centers

    Weather forecast in the closest towns to Hanko

    Explore Hanko

    See also
    MapTrains schedule
    Plan your trip
    AccommodationExperiencesBlog

    Frequently asked questions

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