S
M
T
W
T
F
S
29
45°
32°
30
58°
34°
1
55°
25°
2
56°
28°
3
47°
25°
4
49°
20°
5
41°
19°
6
40°
22°
7
42°
24°
8
41°
19°
9
40°
16°
10
37°
19°
11
41°
22°
12
44°
24°
13
50°
18°
14
45°
19°
15
40°
25°
16
44°
30°
17
46°
30°
18
51°
31°
19
53°
29°
20
54°
32°
21
51°
33°
22
52°
27°
23
53°
22°
24
47°
19°
25
43°
25°
26
43°
29°
27
47°
30°
28
48°
28°
29
52°
25°
30
46°
17°
31
45°
13°
1
34°
17°
2
35°
20°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Manhattan
Manhattan's December 2026 forecast shows daily high temperatures ranging from 34° to 58°, with overnight lows between 13° and 34°. The average high for December is 46° with an average low of 24°. 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 Manhattan. See also: January | February | March.
