S
M
T
W
T
F
S
28
91°
70°
29
94°
71°
30
91°
69°
1
90°
71°
2
89°
69°
3
90°
68°
4
88°
69°
5
90°
68°
6
85°
65°
7
86°
65°
8
86°
69°
9
85°
70°
10
86°
70°
11
87°
71°
12
87°
71°
13
89°
70°
14
87°
71°
15
86°
71°
16
87°
70°
17
86°
69°
18
86°
70°
19
85°
68°
20
87°
68°
21
88°
69°
22
86°
69°
23
86°
70°
24
87°
68°
25
86°
70°
26
87°
71°
27
86°
71°
28
86°
70°
29
87°
72°
30
87°
71°
31
88°
71°
1
89°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Grayson Valley
Grayson Valley's July 2026 forecast shows daily high temperatures ranging from 85° to 94°, with overnight lows between 65° and 72°. The average high for July is 87° with an average low of 70°. 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 Grayson Valley. See also: August | September | October.
