S
M
T
W
T
F
S
29
37°
25°
30
39°
22°
1
40°
20°
2
37°
19°
3
34°
20°
4
35°
20°
5
36°
19°
6
36°
18°
7
34°
17°
8
33°
17°
9
33°
16°
10
32°
18°
11
33°
16°
12
32°
15°
13
30°
1°
14
33°
5°
15
19°
14°
16
24°
3°
17
27°
1°
18
18°
2°
19
17°
3°
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 17° to 40°, with overnight lows between 1° and 25°. The average high for December is 31° 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.
