S
M
T
W
T
F
S
29
43°
33°
30
45°
33°
1
44°
32°
2
44°
32°
3
40°
31°
4
42°
31°
5
42°
30°
6
41°
27°
7
35°
26°
8
33°
25°
9
30°
27°
10
36°
28°
11
37°
30°
12
38°
29°
13
38°
29°
14
30°
21°
15
31°
23°
16
34°
26°
17
37°
27°
18
34°
26°
19
33°
18°
20
32°
18°
21
29°
17°
22
28°
21°
23
29°
24°
24
31°
25°
25
32°
19°
26
31°
12°
27
27°
11°
28
24°
10°
29
25°
12°
30
25°
23°
31
28°
18°
1
32°
15°
2
26°
10°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Ionia
Ionia's December 2026 forecast shows daily high temperatures ranging from 24° to 45°, with overnight lows between 10° and 33°. The average high for December is 34° with an average low of 23°. 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 Ionia. See also: January | February | March.
