S
M
T
W
T
F
S
29
36°
11°
30
29°
6°
1
27°
7°
2
26°
12°
3
28°
22°
4
35°
17°
5
37°
11°
6
31°
17°
7
32°
7°
8
30°
6°
9
38°
6°
10
35°
1°
11
31°
15°
12
Hist. Avg.
32°
14°
13
Hist. Avg.
31°
14°
14
Hist. Avg.
31°
13°
15
Hist. Avg.
31°
13°
16
Hist. Avg.
31°
13°
17
Hist. Avg.
31°
12°
18
Hist. Avg.
30°
12°
19
Hist. Avg.
30°
12°
20
Hist. Avg.
30°
12°
21
Hist. Avg.
30°
11°
22
Hist. Avg.
30°
11°
23
Hist. Avg.
29°
11°
24
Hist. Avg.
29°
10°
25
Hist. Avg.
29°
10°
26
Hist. Avg.
29°
10°
27
Hist. Avg.
29°
10°
28
Hist. Avg.
28°
9°
29
Hist. Avg.
28°
9°
30
Hist. Avg.
28°
9°
31
Hist. Avg.
28°
8°
1
Hist. Avg.
27°
7°
2
Hist. Avg.
27°
6°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in Saint-Prosper-de-Dorchester
Saint-Prosper-de-Dorchester's December 2026 forecast shows daily high temperatures ranging from 26° to 38°, with overnight lows between 1° and 22°. The average high for December is 32° with an average low of 11°. 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 Saint-Prosper-de-Dorchester. See also: January | February | March.
