S
M
T
W
T
F
S
28
79°
62°
29
83°
62°
30
78°
68°
1
87°
71°
2
86°
69°
3
87°
69°
4
81°
69°
5
82°
66°
6
81°
64°
7
87°
65°
8
85°
67°
9
75°
65°
10
83°
61°
11
80°
60°
12
82°
63°
13
87°
68°
14
88°
66°
15
81°
58°
16
78°
60°
17
80°
59°
18
76°
59°
19
79°
61°
20
80°
62°
21
78°
63°
22
79°
58°
23
74°
54°
24
80°
60°
25
81°
61°
26
82°
63°
27
82°
62°
28
81°
63°
29
81°
63°
30
80°
62°
31
74°
62°
1
74°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Louiseville
Louiseville's July 2026 forecast shows daily high temperatures ranging from 74° to 88°, with overnight lows between 54° and 68°. The average high for July is 80° with an average low of 61°. 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 Louiseville. See also: August | September | October.