S
M
T
W
T
F
S
28
82°
56°
29
84°
55°
30
82°
60°
1
90°
72°
2
90°
71°
3
87°
72°
4
80°
65°
5
82°
57°
6
85°
59°
7
83°
61°
8
87°
60°
9
74°
67°
10
81°
59°
11
81°
60°
12
82°
64°
13
85°
68°
14
91°
68°
15
86°
63°
16
82°
62°
17
77°
60°
18
78°
62°
19
79°
63°
20
77°
62°
21
77°
62°
22
79°
63°
23
77°
60°
24
81°
63°
25
80°
62°
26
82°
65°
27
82°
64°
28
81°
65°
29
81°
65°
30
80°
64°
31
74°
63°
1
74°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Vaudreuil-Dorion
Vaudreuil-Dorion's July 2026 forecast shows daily high temperatures ranging from 74° to 91°, with overnight lows between 59° and 68°. The average high for July is 80° with an average low of 63°. 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 Vaudreuil-Dorion. See also: August | September | October.