S
M
T
W
T
F
S
30
35°
10°
1
31°
7°
2
33°
18°
3
34°
9°
4
27°
7°
5
37°
25°
6
37°
20°
7
35°
15°
8
40°
23°
9
42°
31°
10
48°
31°
11
49°
30°
12
50°
25°
13
45°
18°
14
43°
12°
15
43°
13°
16
45°
34°
17
45°
21°
18
38°
17°
19
37°
20°
20
30°
6°
21
36°
17°
22
38°
29°
23
42°
31°
24
41°
33°
25
39°
30°
26
36°
22°
27
30°
6°
28
16°
-9°
29
19°
-9°
30
26°
-3°
31
30°
1°
1
30°
14°
2
37°
25°
3
43°
23°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Stanley
Stanley's December 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for December is ° with an average low of °. 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 Stanley. See also: January | February | March.