S
M
T
W
T
F
S
29
41°
18°
30
39°
17°
1
40°
23°
2
44°
26°
3
39°
23°
4
39°
20°
5
38°
18°
6
38°
18°
7
39°
19°
8
44°
25°
9
46°
20°
10
41°
21°
11
43°
25°
12
45°
25°
13
45°
23°
14
44°
25°
15
46°
18°
16
41°
20°
17
42°
19°
18
45°
18°
19
48°
19°
20
46°
18°
21
44°
18°
22
45°
21°
23
46°
21°
24
46°
26°
25
45°
22°
26
45°
13°
27
40°
16°
28
35°
22°
29
38°
19°
30
43°
22°
31
47°
24°
1
49°
19°
2
44°
14°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Clio
Clio's December 2026 forecast shows daily high temperatures ranging from 35° to 49°, with overnight lows between 13° and 26°. The average high for December is 43° with an average low of 20°. 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 Clio. See also: January | February | March.