Best year time to visit Svartsö

General weather information about Svartsö

Average annual temperature is 7.1 °C

Absolute maximum temperature: 23.0 °C

Absolute minimum temperature: -9.4 °C

Number of sunny days: 144 days

Number of rainy days: 188 days

Number of snow days: 33 days

Look at detailed online map of Svartsö

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

Svartsö air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)5.05.66.611.516.023.021.220.220.215.29.06.0
Average daytime temperature (°C)2.31.72.05.210.916.718.217.417.19.24.30.8
Average temperature (°C)1.00.1-0.13.38.714.816.516.115.47.52.8-1.0
Average night temperature (°C)-0.6-1.9-2.51.56.312.714.814.813.85.91.3-3.1
Absolute minimum temperature (°C)-4.8-6.3-8.0-3.5-1.36.313.213.310.90.7-4.9-9.4

Svartsö monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)8.010.013.015.018.018.018.016.014.011.08.06.0
Daylight mean duration (h)7.09.211.814.517.018.517.815.512.910.27.76.2
Daylight minimum duration (h)6.08.010.013.015.018.016.014.011.08.06.06.0
Sunshine mean duration (h)2.13.24.89.913.414.514.08.77.95.01.50.7
Precipitation (mm)693396253823781243311310965
Sunny days1214816211912817935
Rainy days16712131011192313222220
Snow days3711100000056

Svartsö - weather forecast by months

Svartsö weather in januarySvartsö weather in februarySvartsö weather in marchSvartsö weather in aprilSvartsö weather in maySvartsö weather in juneSvartsö weather in julySvartsö weather in augustSvartsö weather in septemberSvartsö weather in octoberSvartsö weather in novemberSvartsö weather in december

Best time to visit Svartsö:

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

  • April — 9.9(h)
  • May — 13.4(h)
  • June — 14.5(h)
  • July — 14.0(h)

Months with the longest average daylight duration in Svartsö:

  • May — 17.0(h)
  • June — 18.5(h)
  • July — 17.8(h)

The largest precipitation sum in Svartsö is at

  • March — 96(mm)
  • August — 124(mm)
  • October — 113(mm)
  • November — 109(mm)

    • Weather forecast in the closest to Svartsö admin centers

    Weather forecast in the closest towns to Svartsö

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    Frequently asked questions

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