28.12
sun
sun
Day
25°F
NE 10 mph
Precip.
0%
0%
Night
25°F
SE 9 mph
Precip.
0%
0%
29.12
mon
mon
Day
21°F
S 11 mph
Precip.
0%
0%
Night
25°F
S 17 mph
Precip.
0%
0%
30.12
tue
tue
Day
19°F
S 14 mph
Precip.
0%
0%
Night
16°F
S 14 mph
Precip.
0%
0%
31.12
wed
wed
Day
14°F
S 12 mph
Precip.
0%
0%
Night
10°F
S 8 mph
Precip.
0%
0%
01.01
thu
thu
Day
7°F
W 4 mph
Precip.
0%
0%
Night
7°F
S 6 mph
Precip.
0%
0%
02.01
fri
fri
Day
5°F
E 2 mph
Precip.
0%
0%
Night
9°F
N 6 mph
Precip.
0%
0%
03.01
sat
sat
Day
12°F
N 6 mph
Precip.
0%
0%
Night
9°F
N 6 mph
Precip.
0%
0%
04.01
sun
sun
Day
7°F
N 6 mph
Precip.
0%
0%
Night
9°F
N 7 mph
Precip.
0%
0%
05.01
mon
mon
Day
10°F
NW 7 mph
Precip.
0%
0%
Night
10°F
NW 12 mph
Precip.
0%
0%
06.01
tue
tue
Day
18°F
N 18 mph
Precip.
100%
100%
Night
23°F
NW 13 mph
Precip.
100%
100%
07.01
wed
wed
Day
19°F
NW 10 mph
Precip.
81%
81%
Night
18°F
NW 11 mph
Precip.
100%
100%
08.01
thu
thu
Day
19°F
N 8 mph
Precip.
0%
0%
Night
21°F
N 9 mph
Precip.
0%
0%
09.01
fri
fri
Day
18°F
NW 8 mph
Precip.
0%
0%
Night
21°F
NW 6 mph
Precip.
84%
84%
10.01
sat
sat
Day
18°F
NW 3 mph
Precip.
76%
76%
Night
10°F
N 3 mph
Precip.
43%
43%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 34.1°F. The highest and lowest sea temperatures during the month were 36.5°F and 31.6°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 30.5°F. The highest and lowest sea temperatures during the month were 33.3°F and 29.1°F.
Air temperature in Oulu, °F
Precipitation total in Oulu, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Oulu
Oulu on a weather map
Places in Finland:
Name
°F
24 Hours Forecast
Oulu
Local time: 15:27
December 28, sunday
1800
32°F
E
9 mph
9 mph
2100
27°F
SE
9 mph
9 mph
December 29, monday
0000
25°F
SE
9 mph
9 mph
0300
25°F
SE
12 mph
12 mph
0600
23°F
SE
9 mph
9 mph
0900
21°F
S
11 mph
11 mph
1200
21°F
S
11 mph
11 mph
1500
19°F
SE
8 mph
8 mph
