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