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