21.12
sun
sun
Day
34°F
SE 6 mph
Precip.
0%
0%
Night
32°F
S 6 mph
Precip.
0%
0%
22.12
mon
mon
Day
28°F
SW 7 mph
Precip.
0%
0%
Night
25°F
W 4 mph
Precip.
0%
0%
23.12
tue
tue
Day
25°F
N 6 mph
Precip.
0%
0%
Night
32°F
NE 12 mph
Precip.
0%
0%
24.12
wed
wed
Day
30°F
E 5 mph
Precip.
0%
0%
Night
34°F
E 11 mph
Precip.
0%
0%
25.12
thu
thu
Day
39°F
E 22 mph
Precip.
0%
0%
Night
36°F
SE 5 mph
Precip.
0%
0%
26.12
fri
fri
Day
34°F
NE 3 mph
Precip.
0%
0%
Night
36°F
E 12 mph
Precip.
0%
0%
27.12
sat
sat
Day
34°F
SE 20 mph
Precip.
0%
0%
Night
30°F
SE 11 mph
Precip.
0%
0%
28.12
sun
sun
Day
32°F
E 4 mph
Precip.
100%
100%
Night
28°F
S 17 mph
Precip.
0%
0%
29.12
mon
mon
Day
28°F
S 12 mph
Precip.
63%
63%
Night
27°F
S 14 mph
Precip.
100%
100%
30.12
tue
tue
Day
25°F
S 10 mph
Precip.
67%
67%
Night
25°F
NW 11 mph
Precip.
52%
52%
31.12
wed
wed
Day
27°F
NE 7 mph
Precip.
29%
29%
Night
36°F
E 9 mph
Precip.
0%
0%
01.01
thu
thu
Day
36°F
NE 10 mph
Precip.
100%
100%
Night
30°F
NE 6 mph
Precip.
0%
0%
02.01
fri
fri
Day
30°F
E 5 mph
Precip.
100%
100%
Night
27°F
SE 8 mph
Precip.
0%
0%
03.01
sat
sat
Day
25°F
SE 7 mph
Precip.
0%
0%
Night
25°F
S 11 mph
Precip.
22%
22%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 34.5°F. The highest and lowest sea temperatures during the month were 35.4°F and 32.9°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 31.4°F. The highest and lowest sea temperatures during the month were 34.9°F and 30.0°F.
Air temperature in Vaasa, °F
Precipitation total in Vaasa, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Vaasa
Vaasa on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Vaasa
Local time: 06:10
December 21, sunday
0900
34°F
SE
7 mph
7 mph
1200
34°F
SE
6 mph
6 mph
1500
32°F
SE
6 mph
6 mph
1800
32°F
SE
7 mph
7 mph
2100
32°F
S
6 mph
6 mph
December 22, monday
0000
32°F
S
6 mph
6 mph
0300
32°F
S
6 mph
6 mph
0600
30°F
SW
6 mph
6 mph
