S
M
T
W
T
F
S
29
51°
31°
30
51°
31°
1
46°
30°
2
51°
30°
3
46°
29°
4
45°
29°
5
54°
30°
6
57°
29°
7
52°
28°
8
55°
28°
9
51°
29°
10
55°
28°
11
46°
12°
12
41°
10°
13
39°
16°
14
41°
15°
15
42°
22°
16
43°
24°
17
43°
22°
18
45°
21°
19
50°
25°
20
52°
21°
21
54°
28°
22
55°
16°
23
55°
12°
24
42°
12°
25
37°
16°
26
42°
20°
27
44°
27°
28
53°
25°
29
54°
29°
30
55°
28°
31
57°
23°
1
57°
16°
2
53°
14°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Richfield
Richfield's December 2026 forecast shows daily high temperatures ranging from 37° to 57°, with overnight lows between 10° and 31°. The average high for December is 49° 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 Richfield. See also: January | February | March.