S
M
T
W
T
F
S
29
43°
27°
30
41°
26°
1
41°
26°
2
42°
27°
3
41°
28°
4
43°
28°
5
43°
29°
6
41°
34°
7
41°
35°
8
40°
35°
9
41°
27°
10
39°
27°
11
51°
31°
12
48°
34°
13
46°
29°
14
50°
27°
15
42°
24°
16
38°
25°
17
37°
27°
18
40°
30°
19
45°
32°
20
45°
33°
21
48°
33°
22
49°
32°
23
48°
34°
24
48°
36°
25
51°
27°
26
51°
26°
27
48°
24°
28
38°
27°
29
38°
31°
30
46°
30°
31
45°
33°
1
48°
34°
2
49°
29°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Sparkill
Sparkill's December 2026 forecast shows daily high temperatures ranging from 37° to 51°, with overnight lows between 24° and 36°. The average high for December is 44° with an average low of 30°. 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 Sparkill. See also: January | February | March.
