S
M
T
W
T
F
S
28
80°
72°
29
97°
69°
30
91°
67°
1
86°
69°
2
92°
68°
3
93°
69°
4
92°
68°
5
85°
67°
6
89°
67°
7
89°
64°
8
88°
64°
9
82°
59°
10
81°
63°
11
84°
64°
12
84°
63°
13
81°
63°
14
82°
62°
15
84°
64°
16
85°
64°
17
86°
63°
18
84°
63°
19
78°
60°
20
80°
63°
21
82°
64°
22
85°
65°
23
86°
64°
24
84°
63°
25
85°
64°
26
85°
65°
27
86°
65°
28
86°
64°
29
85°
64°
30
84°
63°
31
81°
63°
1
79°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Clear Lake
Clear Lake's July 2026 forecast shows daily high temperatures ranging from 78° to 97°, with overnight lows between 59° and 72°. The average high for July is 85° 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 Clear Lake. See also: August | September | October.