Best year time to visit Tvärminne

General weather information about Tvärminne

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 Tvärminne

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

Tvärminne 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

Tvärminne 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

Tvärminne - weather forecast by months

Tvärminne weather in januaryTvärminne weather in februaryTvärminne weather in marchTvärminne weather in aprilTvärminne weather in mayTvärminne weather in juneTvärminne weather in julyTvärminne weather in augustTvärminne weather in septemberTvärminne weather in octoberTvärminne weather in novemberTvärminne weather in december

Best time to visit Tvärminne:

The best time to visit Tvärminne 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 Tvärminne:

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

The largest precipitation sum in Tvärminne is at

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

    • Weather forecast in the closest to Tvärminne admin centers

    Weather forecast in the closest towns to Tvärminne

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    Frequently asked questions

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