S
M
T
W
T
F
S
28
79°
52°
29
83°
51°
30
N/A
1
88°
72°
2
88°
69°
3
87°
62°
4
81°
59°
5
81°
58°
6
83°
56°
7
84°
60°
8
83°
59°
9
83°
60°
10
82°
59°
11
84°
59°
12
82°
58°
13
81°
52°
14
71°
49°
15
71°
49°
16
73°
50°
17
73°
51°
18
76°
55°
19
76°
56°
20
80°
57°
21
80°
57°
22
81°
58°
23
81°
57°
24
80°
58°
25
82°
57°
26
83°
58°
27
82°
58°
28
81°
57°
29
79°
56°
30
80°
51°
31
73°
49°
1
72°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Saint-Prosper-de-Dorchester
Saint-Prosper-de-Dorchester's July 2026 forecast shows daily high temperatures ranging from 71° to 88°, with overnight lows between 48° and 72°. The average high for July is 80° with an average low of 57°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Saint-Prosper-de-Dorchester. See also: August | September | October.