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