S
M
T
W
T
F
S
29
44°
29°
30
45°
30°
1
44°
29°
2
44°
30°
3
46°
27°
4
44°
27°
5
43°
26°
6
44°
28°
7
44°
25°
8
36°
25°
9
34°
24°
10
37°
25°
11
36°
24°
12
36°
21°
13
37°
18°
14
37°
15°
15
32°
14°
16
31°
14°
17
32°
15°
18
32°
21°
19
33°
20°
20
38°
18°
21
35°
17°
22
34°
16°
23
33°
6°
24
33°
13°
25
27°
13°
26
28°
4°
27
27°
-2°
28
25°
4°
29
27°
-1°
30
26°
9°
31
27°
17°
1
36°
13°
2
36°
8°
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 25° to 46°, with overnight lows between -2° and 30°. The average high for December is 36° with an average low of 18°. 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.
