What is the weather and climate like in Sundsvall?

The mean annual temperature in Sundsvall is 3.7 °C. The figures below are SMHI's 1991–2020 climate normal, sunshine 2020–2024: the typical climate, not a single year.

Mean annual temperature
3.7 °C
Warmest day in a typical year
28 °C
Coldest night in a typical year
-24 °C
Precipitation per year
716 mm
Days with at least 1 mm of precipitation
101 days
Of which below freezing
31 days
Sunshine hours per day
5.4 h
Daily peak wind, average
12.0 km/h

How much snow does Sundsvall get?

In a typical year Sundsvall has 31 days with at least 1 mm of precipitation and a sub-zero mean temperature.

How much sun does Sundsvall get?

The sun shines an average of 5.4 hours a day across the whole year, which means long summer days and short winter ones, not an even spread.

How cold and how warm does Sundsvall get?

In a typical year the coldest night reaches -24 °C and the warmest day 28 °C at the nearest SMHI station. The records lie further out.

The figures are shown in full on the municipal page for Sundsvall, along with a map, development over time and comparable municipalities. The source of each figure is listed under data sources.

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