S
M
T
W
T
F
S
28
82°
56°
29
84°
55°
30
82°
60°
1
88°
73°
2
90°
72°
3
90°
68°
4
82°
64°
5
83°
62°
6
80°
64°
7
84°
65°
8
83°
65°
9
82°
64°
10
80°
65°
11
85°
66°
12
84°
66°
13
83°
65°
14
82°
59°
15
73°
56°
16
74°
58°
17
75°
61°
18
79°
60°
19
80°
62°
20
79°
63°
21
75°
63°
22
78°
62°
23
79°
63°
24
76°
63°
25
76°
62°
26
78°
63°
27
81°
63°
28
81°
64°
29
79°
63°
30
80°
64°
31
80°
64°
1
79°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Blainville
Blainville's July 2026 forecast shows daily high temperatures ranging from 73° to 90°, with overnight lows between 56° and 73°. The average high for July is 81° with an average low of 64°. 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 Blainville. See also: August | September | October.