S
M
T
W
T
F
S
29
52°
44°
30
57°
39°
1
64°
37°
2
53°
43°
3
57°
38°
4
61°
33°
5
55°
39°
6
54°
44°
7
60°
41°
8
61°
36°
9
59°
39°
10
52°
40°
11
53°
42°
12
57°
41°
13
59°
41°
14
56°
42°
15
58°
41°
16
61°
31°
17
61°
30°
18
48°
30°
19
51°
32°
20
47°
41°
21
58°
38°
22
60°
40°
23
57°
41°
24
57°
40°
25
58°
35°
26
57°
29°
27
50°
34°
28
52°
34°
29
54°
29°
30
50°
30°
31
49°
38°
1
59°
23°
2
60°
21°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Rushmere
Rushmere's December 2026 forecast shows daily high temperatures ranging from 47° to 64°, with overnight lows between 21° and 44°. The average high for December is 56° 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 Rushmere. See also: January | February | March.