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