19.12
fri
fri
Day
39°F
N 11 mph
Precip.
0%
0%
Night
43°F
NE 17 mph
Precip.
74%
74%
20.12
sat
sat
Day
39°F
NE 13 mph
Precip.
0%
0%
Night
37°F
SE 12 mph
Precip.
0%
0%
21.12
sun
sun
Day
32°F
SE 6 mph
Precip.
0%
0%
Night
30°F
S 3 mph
Precip.
0%
0%
22.12
mon
mon
Day
30°F
SW 5 mph
Precip.
0%
0%
Night
27°F
W 4 mph
Precip.
0%
0%
23.12
tue
tue
Day
34°F
NE 9 mph
Precip.
0%
0%
Night
27°F
NW 6 mph
Precip.
0%
0%
24.12
wed
wed
Day
23°F
N 9 mph
Precip.
0%
0%
Night
32°F
NE 14 mph
Precip.
0%
0%
25.12
thu
thu
Day
30°F
SE 5 mph
Precip.
0%
0%
Night
30°F
E 4 mph
Precip.
0%
0%
26.12
fri
fri
Day
32°F
E 7 mph
Precip.
0%
0%
Night
36°F
E 13 mph
Precip.
0%
0%
27.12
sat
sat
Day
34°F
SE 20 mph
Precip.
0%
0%
Night
32°F
S 19 mph
Precip.
0%
0%
28.12
sun
sun
Day
28°F
E 6 mph
Precip.
0%
0%
Night
36°F
SE 11 mph
Precip.
0%
0%
29.12
mon
mon
Day
37°F
E 21 mph
Precip.
0%
0%
Night
34°F
S 19 mph
Precip.
48%
48%
30.12
tue
tue
Day
28°F
S 11 mph
Precip.
0%
0%
Night
32°F
NE 21 mph
Precip.
100%
100%
31.12
wed
wed
Day
36°F
E 14 mph
Precip.
0%
0%
Night
34°F
E 16 mph
Precip.
0%
0%
01.01
thu
thu
Day
30°F
NE 7 mph
Precip.
0%
0%
Night
28°F
NW 4 mph
Precip.
55%
55%
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: 22:24
December 20, saturday
0000
43°F
NE
17 mph
17 mph
0300
41°F
NE
14 mph
14 mph
0600
39°F
NE
14 mph
14 mph
0900
39°F
NE
14 mph
14 mph
1200
39°F
NE
13 mph
13 mph
1500
37°F
E
12 mph
12 mph
1800
37°F
E
16 mph
16 mph
2100
41°F
E
19 mph
19 mph
