26.12
fri
fri
Day
28°F
S 2 mph
Precip.
0%
0%
Night
27°F
SE 2 mph
Precip.
0%
0%
27.12
sat
sat
Day
36°F
S 7 mph
Precip.
0%
0%
Night
25°F
SE 3 mph
Precip.
0%
0%
28.12
sun
sun
Day
27°F
E 2 mph
Precip.
0%
0%
Night
21°F
SE 3 mph
Precip.
0%
0%
29.12
mon
mon
Day
28°F
SE 3 mph
Precip.
0%
0%
Night
28°F
SE 7 mph
Precip.
0%
0%
30.12
tue
tue
Day
25°F
E 3 mph
Precip.
0%
0%
Night
21°F
SE 5 mph
Precip.
0%
0%
31.12
wed
wed
Day
23°F
SE 2 mph
Precip.
0%
0%
Night
16°F
S 4 mph
Precip.
0%
0%
01.01
thu
thu
Day
19°F
SE 4 mph
Precip.
0%
0%
Night
12°F
SE 4 mph
Precip.
0%
0%
02.01
fri
fri
Day
18°F
SE 2 mph
Precip.
0%
0%
Night
12°F
S 3 mph
Precip.
0%
0%
03.01
sat
sat
Day
16°F
SW 4 mph
Precip.
29%
29%
Night
16°F
NE 2 mph
Precip.
0%
0%
04.01
sun
sun
Day
12°F
S 2 mph
Precip.
0%
0%
Night
9°F
NE 3 mph
Precip.
0%
0%
05.01
mon
mon
Day
12°F
SE 2 mph
Precip.
0%
0%
Night
9°F
NW 1 mph
Precip.
0%
0%
06.01
tue
tue
Day
19°F
NW 2 mph
Precip.
100%
100%
Night
28°F
N 9 mph
Precip.
100%
100%
07.01
wed
wed
Day
25°F
N 1 mph
Precip.
75%
75%
Night
23°F
E 1 mph
Precip.
0%
0%
08.01
thu
thu
Day
25°F
N 1 mph
Precip.
0%
0%
Night
25°F
W 1 mph
Precip.
0%
0%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 42.1°F. The highest and lowest sea temperatures during the month were 45.0°F and 39.4°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 36.1°F. The highest and lowest sea temperatures during the month were 40.5°F and 31.3°F.
Air temperature in Oslo, °F
Precipitation total in Oslo, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Oslo
Oslo on a weather map
Places in Norway:
Name
°F
24 Hours Forecast
Oslo
Local time: 02:39
December 26, friday
0300
27°F
SE
3 mph
3 mph
0600
25°F
S
3 mph
3 mph
0900
25°F
S
3 mph
3 mph
1200
28°F
S
2 mph
2 mph
1500
27°F
SE
2 mph
2 mph
1800
27°F
SE
1 mph
1 mph
2100
27°F
E
1 mph
1 mph
December 27, saturday
0000
27°F
SE
2 mph
2 mph
