S
M
T
W
T
F
S
29
48°
34°
30
51°
34°
1
47°
31°
2
43°
30°
3
46°
33°
4
52°
39°
5
50°
37°
6
51°
33°
7
41°
33°
8
42°
23°
9
38°
22°
10
36°
22°
11
36°
22°
12
37°
25°
13
36°
23°
14
38°
27°
15
44°
35°
16
49°
35°
17
49°
32°
18
40°
31°
19
44°
33°
20
41°
28°
21
39°
23°
22
35°
25°
23
37°
25°
24
40°
21°
25
33°
17°
26
31°
13°
27
30°
29°
28
39°
18°
29
40°
24°
30
43°
16°
31
43°
15°
1
27°
18°
2
31°
16°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Hershey
Hershey's December 2026 forecast shows daily high temperatures ranging from 27° to 52°, with overnight lows between 13° and 39°. The average high for December is 41° with an average low of 26°. 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 Hershey. See also: January | February | March.