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