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