28.12
sun
sun
Day

36°F
E 15 mph
Precip.
60%
60%
Night

32°F
SE 17 mph
Precip.
0%
0%
29.12
mon
mon
Day

27°F
S 12 mph
Precip.
0%
0%
Night

27°F
S 14 mph
Precip.
0%
0%
30.12
tue
tue
Day

25°F
S 12 mph
Precip.
0%
0%
Night

19°F
SE 4 mph
Precip.
0%
0%
31.12
wed
wed
Day

19°F
SE 3 mph
Precip.
0%
0%
Night

19°F
NW 3 mph
Precip.
0%
0%
01.01
thu
thu
Day

27°F
NW 9 mph
Precip.
100%
100%
Night

25°F
W 14 mph
Precip.
80%
80%
02.01
fri
fri
Day

25°F
W 11 mph
Precip.
84%
84%
Night

21°F
SW 8 mph
Precip.
100%
100%
03.01
sat
sat
Day

16°F
S 7 mph
Precip.
82%
82%
Night

12°F
SE 7 mph
Precip.
0%
0%
04.01
sun
sun
Day

12°F
SE 4 mph
Precip.
0%
0%
Night

9°F
SE 4 mph
Precip.
0%
0%
05.01
mon
mon
Day

12°F
E 4 mph
Precip.
0%
0%
Night

12°F
SE 4 mph
Precip.
0%
0%
06.01
tue
tue
Day

10°F
E 3 mph
Precip.
0%
0%
Night

16°F
NE 2 mph
Precip.
100%
100%
07.01
wed
wed
Day

14°F
SE 6 mph
Precip.
73%
73%
Night

10°F
SE 5 mph
Precip.
21%
21%
08.01
thu
thu
Day

10°F
E 2 mph
Precip.
0%
0%
Night

16°F
N 9 mph
Precip.
0%
0%
09.01
fri
fri
Day

21°F
NE 6 mph
Precip.
100%
100%
Night

25°F
E 6 mph
Precip.
0%
0%
10.01
sat
sat
Day

21°F
SE 4 mph
Precip.
0%
0%
Night

19°F
E 3 mph
Precip.
100%
100%
sea water
temperature
temperature
| Sundsvall |
monthly
weather
weather
| Sundsvall |
current
weather
weather
| Sundsvall |
7 days
forecast
forecast
| Sundsvall |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 35.2°F. The highest and lowest sea temperatures during the month were 38.7°F and 32.0°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 33.2°F. The highest and lowest sea temperatures during the month were 34.7°F and 31.8°F.
Air temperature in Sundsvall, °F
Precipitation total in Sundsvall, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Sundsvall
Sundsvall on a weather map
Places in Sweden:
Name
°F
24 Hours Forecast
Sundsvall
Local time: 06:55
December 28, sunday
0900

30°F
E
10 mph
10 mph
1200

36°F
E
15 mph
15 mph
1500

39°F
SE
16 mph
16 mph
1800

39°F
SE
16 mph
16 mph
2100

36°F
SE
15 mph
15 mph
December 29, monday
0000

32°F
SE
17 mph
17 mph
0300

28°F
SE
18 mph
18 mph
0600

28°F
SE
17 mph
17 mph



























