S
M
T
W
T
F
S
29
66°
41°
30
71°
34°
1
68°
33°
2
56°
34°
3
56°
35°
4
61°
38°
5
63°
45°
6
69°
50°
7
72°
44°
8
72°
40°
9
64°
43°
10
65°
42°
11
66°
35°
12
61°
36°
13
56°
38°
14
56°
34°
15
58°
33°
16
56°
33°
17
56°
34°
18
54°
33°
19
54°
34°
20
57°
38°
21
55°
46°
22
69°
41°
23
68°
42°
24
65°
36°
25
59°
32°
26
57°
31°
27
57°
33°
28
54°
38°
29
61°
30°
30
53°
28°
31
50°
27°
1
49°
29°
2
50°
30°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Eau Claire
Eau Claire's December 2026 forecast shows daily high temperatures ranging from 49° to 72°, with overnight lows between 27° and 50°. The average high for December is 60° with an average low of 36°. 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 Eau Claire. See also: January | February | March.
