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