S
M
T
W
T
F
S
29
72°
52°
30
77°
56°
1
77°
55°
2
78°
47°
3
74°
46°
4
68°
40°
5
63°
38°
6
61°
44°
7
61°
40°
8
60°
39°
9
60°
39°
10
61°
47°
11
63°
50°
12
70°
45°
13
68°
44°
14
61°
43°
15
66°
47°
16
62°
49°
17
64°
50°
18
67°
51°
19
72°
51°
20
72°
50°
21
71°
50°
22
70°
52°
23
75°
49°
24
74°
46°
25
69°
45°
26
66°
49°
27
65°
53°
28
73°
51°
29
73°
49°
30
72°
43°
31
72°
41°
1
65°
40°
2
57°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Richmond
Richmond's December 2026 forecast shows daily high temperatures ranging from 57° to 78°, with overnight lows between 37° and 56°. The average high for December is 68° with an average low of 47°. 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 Richmond. See also: January | February | March.