S
M
T
W
T
F
S
29
62°
45°
30
65°
46°
1
66°
44°
2
62°
38°
3
54°
32°
4
55°
34°
5
61°
43°
6
61°
38°
7
53°
34°
8
51°
32°
9
52°
34°
10
51°
31°
11
51°
29°
12
52°
30°
13
57°
33°
14
55°
32°
15
55°
41°
16
56°
35°
17
58°
39°
18
61°
32°
19
57°
27°
20
51°
25°
21
49°
26°
22
51°
30°
23
52°
30°
24
50°
27°
25
50°
25°
26
51°
27°
27
50°
26°
28
51°
27°
29
53°
35°
30
56°
31°
31
57°
27°
1
50°
24°
2
48°
24°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Pennington
Pennington's December 2026 forecast shows daily high temperatures ranging from 48° to 66°, with overnight lows between 24° and 46°. 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 Pennington. See also: January | February | March.
