S
M
T
W
T
F
S
29
47°
39°
30
49°
38°
1
44°
37°
2
43°
37°
3
40°
35°
4
41°
34°
5
40°
34°
6
40°
35°
7
41°
35°
8
37°
34°
9
39°
34°
10
43°
35°
11
43°
34°
12
37°
32°
13
35°
28°
14
31°
28°
15
32°
30°
16
35°
31°
17
42°
34°
18
44°
32°
19
41°
32°
20
37°
28°
21
32°
26°
22
34°
30°
23
38°
31°
24
39°
28°
25
29°
18°
26
28°
22°
27
32°
25°
28
33°
22°
29
31°
22°
30
32°
22°
31
31°
15°
1
28°
14°
2
26°
14°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Lower West Side
Lower West Side's December 2026 forecast shows daily high temperatures ranging from 26° to 49°, with overnight lows between 14° and 39°. The average high for December is 37° with an average low of 29°. 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 Lower West Side. See also: January | February | March.
