S
M
T
W
T
F
S
29
45°
32°
30
47°
28°
1
42°
24°
2
45°
19°
3
39°
15°
4
32°
14°
5
28°
15°
6
29°
17°
7
32°
19°
8
32°
17°
9
34°
19°
10
30°
16°
11
29°
20°
12
32°
19°
13
33°
16°
14
28°
11°
15
26°
9°
16
25°
17°
17
26°
25°
18
38°
25°
19
40°
23°
20
42°
23°
21
38°
26°
22
40°
24°
23
41°
21°
24
39°
18°
25
32°
17°
26
32°
20°
27
35°
23°
28
38°
24°
29
39°
22°
30
39°
18°
31
37°
16°
1
35°
14°
2
27°
15°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Kieler
Kieler's December 2026 forecast shows daily high temperatures ranging from 25° to 47°, with overnight lows between 9° and 32°. The average high for December is 35° with an average low of 19°. 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 Kieler. See also: January | February | March.
