S
M
T
W
T
F
S
29
44°
32°
30
52°
26°
1
52°
24°
2
43°
29°
3
51°
21°
4
50°
20°
5
37°
19°
6
35°
18°
7
36°
19°
8
37°
23°
9
40°
26°
10
48°
24°
11
45°
24°
12
38°
22°
13
36°
22°
14
36°
20°
15
37°
14°
16
34°
12°
17
32°
15°
18
31°
27°
19
38°
27°
20
40°
22°
21
44°
21°
22
37°
29°
23
46°
30°
24
45°
26°
25
46°
24°
26
43°
24°
27
40°
25°
28
42°
27°
29
43°
28°
30
44°
28°
31
46°
25°
1
46°
24°
2
44°
23°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Nanticoke
Nanticoke's December 2026 forecast shows daily high temperatures ranging from 31° to 52°, with overnight lows between 12° and 32°. The average high for December is 42° with an average low of 23°. 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 Nanticoke. See also: January | February | March.