S
M
T
W
T
F
S
28
82°
48°
29
86°
49°
30
87°
52°
1
86°
50°
2
86°
52°
3
87°
53°
4
99°
57°
5
92°
53°
6
92°
56°
7
93°
56°
8
96°
55°
9
97°
54°
10
94°
55°
11
90°
56°
12
91°
54°
13
90°
54°
14
90°
54°
15
91°
55°
16
90°
55°
17
90°
56°
18
91°
55°
19
90°
56°
20
90°
55°
21
91°
56°
22
91°
57°
23
94°
57°
24
91°
56°
25
91°
55°
26
90°
54°
27
90°
55°
28
91°
56°
29
92°
56°
30
91°
55°
31
91°
56°
1
94°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Potter Valley
Potter Valley's July 2026 forecast shows daily high temperatures ranging from 82° to 99°, with overnight lows between 48° and 57°. The average high for July is 91° 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 Potter Valley. See also: August | September | October.