S
M
T
W
T
F
S
30
31°
8°
1
22°
5°
2
28°
18°
3
32°
9°
4
16°
-5°
5
31°
15°
6
32°
13°
7
25°
-1°
8
23°
-1°
9
40°
23°
10
40°
23°
11
24°
19°
12
25°
5°
13
6°
-1°
14
-1°
-5°
15
26°
13°
16
41°
10°
17
40°
26°
18
43°
9°
19
24°
4°
20
39°
16°
21
31°
9°
22
38°
31°
23
45°
24°
24
40°
23°
25
37°
34°
26
39°
35°
27
40°
34°
28
40°
13°
29
19°
8°
30
32°
7°
31
37°
13°
1
20°
11°
2
21°
15°
3
25°
19°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Osterdock
Osterdock's December 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for December is ° with an average low of °. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how December weather will actually feel in Osterdock. See also: January | February | March.