Best year time to visit Sundsvall

General weather information about Sundsvall

Average annual temperature is 5.1 °C

Absolute maximum temperature: 29.0 °C

Absolute minimum temperature: -20.6 °C

Number of sunny days: 150 days

Number of rainy days: 155 days

Number of snow days: 60 days

Look at detailed online map of Sundsvall

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

Sundsvall air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)6.58.98.518.525.229.024.623.724.114.44.77.9
Average daytime temperature (°C)-0.51.01.38.517.522.720.619.617.76.0-1.4-3.3
Average temperature (°C)-3.2-2.5-3.73.111.317.116.415.613.63.0-3.8-6.7
Average night temperature (°C)-6.6-6.9-9.2-2.04.110.311.911.79.30.3-6.2-10.3
Absolute minimum temperature (°C)-19.3-18.7-18.8-14.2-3.74.37.98.50.6-5.4-17.2-20.6

Sundsvall monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.016.019.019.019.017.014.011.08.05.0
Daylight mean duration (h)6.28.811.814.917.819.718.816.013.09.97.05.2
Daylight minimum duration (h)5.07.010.013.016.019.017.014.011.08.05.04.0
Sunshine mean duration (h)1.54.67.19.813.915.312.28.97.84.80.70.4
Precipitation (mm)953340451621145222604118554
Sunny days131713162022351410611
Rainy days11261110828261618127
Snow days791231000031213

Sundsvall - weather forecast by months

Sundsvall weather in januarySundsvall weather in februarySundsvall weather in marchSundsvall weather in aprilSundsvall weather in maySundsvall weather in juneSundsvall weather in julySundsvall weather in augustSundsvall weather in septemberSundsvall weather in octoberSundsvall weather in novemberSundsvall weather in december

Best time to visit Sundsvall:

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

  • April — 9.8(h)
  • May — 13.9(h)
  • June — 15.3(h)
  • July — 12.2(h)

Months with the longest average daylight duration in Sundsvall:

  • May — 17.8(h)
  • June — 19.7(h)
  • July — 18.8(h)
  • August — 16.0(h)

The largest precipitation sum in Sundsvall is at

  • July — 145(mm)
  • August — 222(mm)
  • November — 185(mm)

    • Weather forecast in the closest to Sundsvall admin centers

    Weather forecast in the closest towns to Sundsvall

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    Frequently asked questions

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