Best year time to visit Björnön

General weather information about Björnön

Average annual temperature is 3.5 °C

Absolute maximum temperature: 27.5 °C

Absolute minimum temperature: -20.7 °C

Number of sunny days: 136 days

Number of rainy days: 149 days

Number of snow days: 80 days

Look at detailed online map of Björnön

* Weather data for Björnön Sweden is based on climate observations for 2026 year

Björnön air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)4.76.54.513.422.127.524.521.021.512.02.53.5
Average daytime temperature (°C)-2.3-0.7-1.35.613.820.518.617.815.34.0-4.1-5.8
Average temperature (°C)-4.1-3.0-5.01.18.515.715.014.311.81.8-5.9-8.3
Average night temperature (°C)-6.4-5.6-8.4-2.42.610.011.411.18.5-0.1-7.8-10.6
Absolute minimum temperature (°C)-15.5-12.6-15.7-8.7-4.22.79.39.14.4-6.3-19.0-20.7

Björnön 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)6.08.811.814.918.020.019.016.113.09.96.95.0
Daylight minimum duration (h)4.07.010.013.016.019.017.014.011.08.05.04.0
Sunshine mean duration (h)1.33.97.29.212.513.611.79.46.84.40.70.6
Precipitation (mm)493442523132103169666111223
Sunny days1113111515175510111112
Rainy days643913132626201487
Snow days14111763000061112

Björnön - weather forecast by months

Björnön weather in januaryBjörnön weather in februaryBjörnön weather in marchBjörnön weather in aprilBjörnön weather in mayBjörnön weather in juneBjörnön weather in julyBjörnön weather in augustBjörnön weather in septemberBjörnön weather in octoberBjörnön weather in novemberBjörnön weather in december

Best time to visit Björnön:

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

  • April — 9.2(h)
  • May — 12.5(h)
  • June — 13.6(h)
  • July — 11.7(h)
  • August — 9.4(h)

Months with the longest average daylight duration in Björnön:

  • May — 18.0(h)
  • June — 20.0(h)
  • July — 19.0(h)
  • August — 16.1(h)

The largest precipitation sum in Björnön is at

  • July — 103(mm)
  • August — 169(mm)
  • November — 112(mm)

    • Weather forecast in the closest to Björnön admin centers

    Weather forecast in the closest towns to Björnön

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    Frequently asked questions

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