S
M
T
W
T
F
S
29
39°
25°
30
42°
21°
1
39°
16°
2
36°
21°
3
37°
18°
4
37°
17°
5
34°
23°
6
37°
29°
7
42°
33°
8
49°
29°
9
50°
27°
10
46°
25°
11
41°
26°
12
39°
22°
13
40°
23°
14
36°
22°
15
38°
20°
16
39°
21°
17
35°
16°
18
33°
15°
19
31°
14°
20
33°
26°
21
40°
23°
22
42°
16°
23
38°
21°
24
33°
25°
25
43°
21°
26
42°
13°
27
38°
18°
28
32°
10°
29
36°
11°
30
28°
10°
31
43°
9°
1
34°
14°
2
32°
15°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Webster
Webster's December 2026 forecast shows daily high temperatures ranging from 28° to 50°, with overnight lows between 9° and 33°. The average high for December is 38° with an average low of 20°. 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 Webster. See also: January | February | March.
