S
M
T
W
T
F
S
29
28°
17°
30
27°
16°
1
29°
23°
2
33°
24°
3
35°
24°
4
36°
23°
5
36°
24°
6
35°
23°
7
35°
23°
8
34°
22°
9
32°
20°
10
32°
19°
11
35°
18°
12
31°
18°
13
31°
12°
14
29°
10°
15
25°
11°
16
28°
16°
17
28°
17°
18
33°
17°
19
32°
16°
20
34°
15°
21
33°
16°
22
33°
17°
23
32°
14°
24
33°
12°
25
32°
8°
26
24°
8°
27
21°
13°
28
24°
13°
29
32°
8°
30
32°
14°
31
30°
15°
1
33°
8°
2
34°
0°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Rhinelander
Rhinelander's December 2026 forecast shows daily high temperatures ranging from 21° to 36°, with overnight lows between -0° and 24°. The average high for December is 31° with an average low of 16°. 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.
