S
M
T
W
T
F
S
29
38°
33°
30
43°
24°
1
43°
23°
2
32°
26°
3
42°
19°
4
33°
18°
5
29°
16°
6
28°
17°
7
28°
18°
8
31°
22°
9
34°
23°
10
33°
24°
11
31°
22°
12
29°
21°
13
29°
19°
14
30°
17°
15
29°
10°
16
26°
8°
17
22°
19°
18
29°
24°
19
31°
24°
20
37°
20°
21
37°
23°
22
33°
24°
23
37°
24°
24
38°
21°
25
37°
19°
26
31°
20°
27
33°
21°
28
34°
24°
29
36°
25°
30
37°
23°
31
38°
21°
1
36°
20°
2
34°
19°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in New Hamburg
New Hamburg's December 2026 forecast shows daily high temperatures ranging from 22° to 43°, with overnight lows between 8° and 33°. The average high for December is 33° with an average low of 21°. 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 New Hamburg. See also: January | February | March.
