S
M
T
W
T
F
S
29
43°
31°
30
48°
26°
1
42°
22°
2
39°
28°
3
40°
28°
4
47°
27°
5
41°
29°
6
46°
34°
7
47°
31°
8
48°
27°
9
47°
26°
10
41°
26°
11
43°
30°
12
44°
29°
13
41°
28°
14
41°
29°
15
42°
28°
16
47°
25°
17
46°
24°
18
38°
24°
19
37°
22°
20
38°
26°
21
39°
29°
22
43°
28°
23
43°
28°
24
42°
27°
25
42°
24°
26
39°
21°
27
36°
22°
28
37°
24°
29
39°
22°
30
36°
17°
31
36°
24°
1
41°
8°
2
46°
7°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Hector
Hector's December 2026 forecast shows daily high temperatures ranging from 36° to 48°, with overnight lows between 7° and 34°. The average high for December is 42° with an average low of 25°. 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 Hector. See also: January | February | March.