S
M
T
W
T
F
S
28
76°
57°
29
82°
57°
30
82°
57°
1
89°
63°
2
86°
68°
3
87°
63°
4
77°
51°
5
76°
50°
6
79°
54°
7
79°
60°
8
80°
58°
9
76°
56°
10
77°
53°
11
79°
58°
12
77°
55°
13
77°
57°
14
75°
56°
15
76°
51°
16
69°
48°
17
71°
52°
18
72°
51°
19
73°
52°
20
76°
55°
21
72°
56°
22
71°
56°
23
72°
55°
24
71°
55°
25
73°
54°
26
71°
55°
27
74°
54°
28
75°
55°
29
76°
56°
30
77°
55°
31
74°
55°
1
75°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Lac-Frontière
Lac-Frontière's July 2026 forecast shows daily high temperatures ranging from 69° to 87°, with overnight lows between 48° and 68°. The average high for July is 76° with an average low of 55°. 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 Lac-Frontière. See also: August | September | October.