S
M
T
W
T
F
S
29
49°
38°
30
46°
43°
1
48°
43°
2
48°
42°
3
50°
38°
4
39°
38°
5
48°
37°
6
56°
36°
7
44°
33°
8
42°
30°
9
40°
28°
10
37°
26°
11
36°
27°
12
37°
29°
13
37°
33°
14
38°
35°
15
43°
37°
16
46°
36°
17
51°
31°
18
51°
30°
19
38°
28°
20
38°
26°
21
40°
27°
22
34°
25°
23
36°
29°
24
38°
36°
25
44°
40°
26
48°
39°
27
50°
37°
28
51°
35°
29
44°
33°
30
42°
33°
31
42°
32°
1
44°
30°
2
40°
32°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in New York
New York's December 2026 forecast shows daily high temperatures ranging from 34° to 56°, with overnight lows between 25° and 43°. The average high for December is 43° with an average low of 33°. 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 New York. See also: January | February | March.
