S
M
T
W
T
F
S
28
81°
59°
29
75°
54°
30
77°
55°
1
64°
52°
2
70°
55°
3
68°
55°
4
64°
54°
5
68°
52°
6
70°
46°
7
81°
54°
8
66°
55°
9
68°
52°
10
70°
48°
11
63°
52°
12
68°
50°
13
72°
52°
14
79°
46°
15
77°
57°
16
79°
54°
17
86°
54°
18
79°
64°
19
70°
61°
20
68°
57°
21
70°
54°
22
79°
52°
23
75°
59°
24
75°
52°
25
70°
61°
26
73°
54°
27
66°
54°
28
75°
52°
29
68°
52°
30
72°
48°
31
70°
55°
1
77°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Slave Lake
Slave Lake's July 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for July is ° with an average low of °. 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 Slave Lake. See also: August | September | October.