S
M
T
W
T
F
S
29
42°
14°
30
35°
12°
1
36°
19°
2
44°
21°
3
42°
17°
4
35°
13°
5
35°
12°
6
37°
15°
7
37°
14°
8
42°
20°
9
44°
18°
10
44°
20°
11
45°
21°
12
44°
20°
13
43°
21°
14
41°
21°
15
42°
14°
16
40°
15°
17
35°
14°
18
39°
19°
19
45°
18°
20
46°
15°
21
41°
14°
22
38°
21°
23
45°
16°
24
44°
22°
25
45°
24°
26
47°
12°
27
41°
11°
28
33°
21°
29
39°
19°
30
42°
19°
31
44°
21°
1
47°
21°
2
45°
14°
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 33° to 47°, with overnight lows between 11° and 24°. The average high for December is 41° with an average low of 17°. 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.
