S
M
T
W
T
F
S
29
45°
29°
30
48°
31°
1
47°
30°
2
45°
31°
3
48°
29°
4
46°
28°
5
46°
28°
6
44°
29°
7
46°
27°
8
42°
26°
9
37°
26°
10
38°
25°
11
40°
26°
12
39°
25°
13
40°
18°
14
40°
14°
15
35°
14°
16
30°
15°
17
32°
14°
18
30°
22°
19
35°
21°
20
39°
20°
21
37°
15°
22
34°
17°
23
33°
8°
24
33°
17°
25
31°
15°
26
34°
8°
27
29°
8°
28
26°
9°
29
29°
9°
30
27°
12°
31
29°
20°
1
40°
18°
2
39°
10°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Standish
Standish's December 2026 forecast shows daily high temperatures ranging from 26° to 48°, with overnight lows between 8° and 31°. The average high for December is 38° with an average low of 20°. 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 Standish. See also: January | February | March.