S
M
T
W
T
F
S
29
40°
30°
30
37°
29°
1
38°
28°
2
38°
28°
3
37°
29°
4
37°
28°
5
38°
28°
6
37°
29°
7
39°
30°
8
39°
33°
9
41°
35°
10
42°
36°
11
44°
36°
12
42°
34°
13
40°
33°
14
38°
32°
15
38°
32°
16
39°
30°
17
36°
32°
18
39°
32°
19
39°
28°
20
38°
29°
21
42°
36°
22
43°
36°
23
44°
35°
24
43°
34°
25
37°
27°
26
37°
33°
27
36°
33°
28
38°
34°
29
37°
34°
30
42°
32°
31
41°
31°
1
37°
33°
2
36°
34°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Köpenick
Köpenick's December 2026 forecast shows daily high temperatures ranging from 36° to 44°, with overnight lows between 27° and 36°. The average high for December is 39° with an average low of 32°. 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 Köpenick. See also: January | February | March.