S
M
T
W
T
F
S
29
41°
23°
30
40°
26°
1
39°
25°
2
38°
26°
3
42°
25°
4
40°
25°
5
37°
24°
6
40°
22°
7
37°
22°
8
40°
24°
9
42°
23°
10
41°
24°
11
26°
9°
12
25°
18°
13
34°
21°
14
33°
16°
15
36°
17°
16
37°
16°
17
37°
22°
18
34°
17°
19
35°
13°
20
30°
16°
21
30°
15°
22
38°
7°
23
30°
5°
24
27°
18°
25
30°
18°
26
36°
17°
27
35°
19°
28
35°
12°
29
33°
7°
30
28°
7°
31
29°
5°
1
27°
2°
2
23°
3°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Edgar
Edgar's December 2026 forecast shows daily high temperatures ranging from 23° to 42°, with overnight lows between 2° and 26°. The average high for December is 34° with an average low of 17°. 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 Edgar. See also: January | February | March.