S
M
T
W
T
F
S
28
81°
64°
29
88°
73°
30
86°
63°
1
81°
61°
2
89°
68°
3
84°
67°
4
75°
59°
5
87°
62°
6
86°
66°
7
87°
68°
8
87°
66°
9
85°
67°
10
84°
66°
11
84°
68°
12
88°
68°
13
88°
67°
14
86°
65°
15
82°
61°
16
85°
65°
17
76°
61°
18
78°
65°
19
81°
65°
20
82°
64°
21
84°
66°
22
85°
66°
23
83°
65°
24
83°
66°
25
84°
66°
26
81°
65°
27
83°
65°
28
82°
66°
29
81°
65°
30
82°
64°
31
77°
63°
1
76°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Big Lake
Big Lake's July 2026 forecast shows daily high temperatures ranging from 75° to 89°, with overnight lows between 59° and 68°. The average high for July is 83° with an average low of 65°. 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 Big Lake. See also: August | September | October.