Sundsvall in december: average Weather, Temperature and Climate
Weather in Sundsvall in december 2026
The weather in Sundsvall in the month of december comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout december
very bad weather 583.8cm
Weather at 6am
29°F
Snow showers
25% of time
23%
19%
15%
Weather at 12pm
29°F
Snow showers
25% of time
23%
21%
17%
Weather at 6pm
29°F
Snow showers
27% of time
22%
19%
14%
Weather at 3am
29°F
28%
22%
19%
13%
Evolution of daily average temperature and precipitation in Sundsvall in december
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Sundsvall in december.
The climate of Sundsvall in december is very bad
The weather in december in Sundsvall is wet (with 3.5in of rainfall over 6 days). The weather is worst than the previous month since in november there is an average of 2.7in of rainfall over 5 days.
The climate is rather cold in that area the month of december. Do not forget to cover yourself! The high seasonal norm is 31°F. The minimum is 27°F. Thus, the mean temperature average on this month of december in Sundsvall is 29°F. Note that these seasonal averages are in contrast with those observed in Sundsvall in the month of december with a maximum record of 45°F in 2019 and a minimum record of 0°F in 2010. You need to prepare to have about 26 days with temperatures under 32°F, or 84% of the month.
Day length in Sundsvall in december is 05:03. Sunrise is at 09:14 and sets at 14:17.
Seasonal average climate and temperature of Sundsvall in december
Check below seasonal norms These statistics are compiled from the weather statements earlier years of december.
| December | |||||
| Outside temperature | |||||
| Average temperature | 29°F | ||||
| Highest temperature | 31°F | ||||
| Lowest temperature | 27°F | ||||
| Highest record temperature | 45°F (2019) | ||||
| Lowest record temperature | 0°F (2010) | ||||
| Number of days at -32°F | 26 day(s) (84%) | ||||
| Sea temperature | |||||
| Average sea temperature | 38°F | ||||
| Lowest sea temperature | 33°F | ||||
| Highest sea temperature | 43°F | ||||
| Wind | |||||
| Wind speed | 15km/h | ||||
| Wind temperature | 20°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3.5in | ||||
| Number of days with rainfall | 6 day(s) (18%) | ||||
| Record daily rainfall | 1.8in (2020) | ||||
| Snowfall | 583.8cm | ||||
| Other climate data | |||||
| Humidity | 91% | ||||
| Visibility | 7.08km | ||||
| Cloud cover | 63% | ||||
| UV index | 2 | ||||
| Daily sunshine hours | 2 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 09:14 | ||||
| Time of sunset | 14:17 | ||||
| Length of day | 05:03 | ||||
| Our opinion about the weather in december | |||||
| Our opinion at whereandwhen.net | very bad | ||||
How was the weather last december?
Here is the day by day recorded weather in Sundsvall in december 2025:
23°F to 32°F
34°F to 38°F
31°F to 40°F
31°F to 34°F
34°F to 36°F
36°F to 38°F
34°F to 38°F
34°F to 36°F
38°F to 40°F
34°F to 41°F
29°F to 34°F
25°F to 29°F
29°F to 32°F
32°F to 34°F
32°F to 36°F
36°F to 38°F
34°F to 40°F
32°F to 41°F
32°F to 43°F
34°F to 41°F
36°F to 40°F
29°F to 32°F
27°F to 31°F
25°F to 36°F
43°F to 47°F
43°F to 49°F
34°F to 43°F
31°F to 40°F
27°F to 32°F
23°F to 25°F
23°F to 29°F
Map: other cities in Sweden in december
Cities near Sundsvall:
| Härnösand in december | very bad weather |
| Kramfors in december | very bad weather |
| Hudiksvall in december | very bad weather |
| Ljusdal in december | very bad weather |
| Skuleskogens nationalpark in december | very bad weather |
| Söderhamn in december | very bad weather |
| Ornskoldsvik in december | very bad weather |
| Edsbyn in december | very bad weather |
| Ostersund in december | very bad weather |
| Stroemsund in december | very bad weather |
| Gävle in december | very bad weather |
| Sandviken in december | very bad weather |
Click over cities on the map for information about the weather in december.
Sundsvall
perfect weather
good
tolerable
bad
very bad
Weather data for Sundsvall in december:
Weather data for Sundsvall for december are derived from an average of the weather forecast since 2009 in Sundsvall. There is a margin of error and these forecasts are to be considered as general information only. The weather in Sundsvall can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Sundsvall.