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