S
M
T
W
T
F
S
29
69°
47°
30
69°
41°
1
62°
33°
2
53°
32°
3
55°
34°
4
59°
44°
5
60°
37°
6
54°
33°
7
54°
34°
8
52°
30°
9
51°
29°
10
52°
30°
11
57°
33°
12
58°
36°
13
61°
40°
14
56°
32°
15
54°
31°
16
52°
36°
17
56°
31°
18
53°
27°
19
51°
26°
20
52°
28°
21
53°
31°
22
57°
29°
23
53°
27°
24
50°
27°
25
52°
28°
26
51°
28°
27
55°
30°
28
56°
29°
29
52°
27°
30
50°
29°
31
52°
26°
1
50°
27°
2
52°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Hewitt
Hewitt's December 2026 forecast shows daily high temperatures ranging from 50° to 69°, with overnight lows between 26° and 47°. The average high for December is 55° with an average low of 32°. 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 Hewitt. See also: January | February | March.