S
M
T
W
T
F
S
27
57°
42°
28
59°
39°
29
57°
34°
30
61°
40°
1
63°
42°
2
59°
41°
3
64°
40°
4
64°
39°
5
63°
41°
6
63°
36°
7
58°
32°
8
59°
38°
9
62°
37°
10
58°
34°
11
49°
35°
12
50°
33°
13
49°
30°
14
48°
29°
15
47°
28°
16
47°
26°
17
48°
32°
18
47°
29°
19
46°
28°
20
46°
29°
21
45°
30°
22
49°
28°
23
44°
35°
24
54°
30°
25
60°
25°
26
46°
24°
27
43°
23°
28
44°
24°
29
42°
22°
30
45°
26°
31
49°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Saint-Prosper-de-Dorchester
Saint-Prosper-de-Dorchester's October 2026 forecast shows daily high temperatures ranging from 42° to 64°, with overnight lows between 22° and 42°. The average high for October is 53° with an average low of 32°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how October weather will actually feel in Saint-Prosper-de-Dorchester. See also: November | December | January.