S
M
T
W
T
F
S
29
50°
36°
30
52°
36°
1
51°
37°
2
52°
35°
3
49°
32°
4
44°
28°
5
48°
34°
6
51°
33°
7
41°
29°
8
37°
25°
9
36°
23°
10
36°
24°
11
37°
32°
12
38°
30°
13
37°
28°
14
35°
19°
15
35°
24°
16
36°
28°
17
40°
31°
18
39°
27°
19
44°
24°
20
38°
20°
21
36°
19°
22
33°
21°
23
32°
25°
24
35°
24°
25
35°
24°
26
34°
19°
27
32°
16°
28
31°
11°
29
30°
13°
30
30°
25°
31
38°
22°
1
39°
18°
2
32°
14°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Koppel
Koppel's December 2026 forecast shows daily high temperatures ranging from 30° to 52°, with overnight lows between 11° and 37°. The average high for December is 39° with an average low of 25°. 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 Koppel. See also: January | February | March.