S
M
T
W
T
F
S
29
55°
36°
30
46°
35°
1
45°
37°
2
44°
41°
3
47°
37°
4
47°
33°
5
44°
32°
6
43°
31°
7
43°
30°
8
39°
29°
9
40°
28°
10
39°
27°
11
37°
34°
12
51°
33°
13
Hist. Avg.
45°
34°
14
Hist. Avg.
45°
34°
15
Hist. Avg.
44°
34°
16
Hist. Avg.
44°
34°
17
Hist. Avg.
44°
34°
18
Hist. Avg.
44°
33°
19
Hist. Avg.
43°
33°
20
Hist. Avg.
43°
33°
21
Hist. Avg.
43°
32°
22
Hist. Avg.
42°
32°
23
Hist. Avg.
42°
32°
24
Hist. Avg.
42°
32°
25
Hist. Avg.
42°
32°
26
Hist. Avg.
42°
31°
27
Hist. Avg.
42°
31°
28
Hist. Avg.
41°
31°
29
Hist. Avg.
41°
30°
30
Hist. Avg.
41°
30°
31
Hist. Avg.
41°
30°
1
Hist. Avg.
41°
30°
2
Hist. Avg.
40°
30°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in East Flatbush
East Flatbush's December 2026 forecast shows daily high temperatures ranging from 37° to 55°, with overnight lows between 27° and 41°. The average high for December is 44° 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 East Flatbush. See also: January | February | March.