S
M
T
W
T
F
S
28
102°
67°
29
93°
66°
30
99°
67°
1
101°
66°
2
96°
65°
3
95°
68°
4
94°
67°
5
96°
65°
6
95°
64°
7
94°
64°
8
93°
66°
9
94°
65°
10
94°
65°
11
95°
64°
12
96°
66°
13
100°
67°
14
99°
68°
15
102°
70°
16
102°
70°
17
101°
68°
18
97°
69°
19
101°
65°
20
98°
63°
21
90°
65°
22
95°
67°
23
93°
69°
24
97°
68°
25
97°
69°
26
99°
68°
27
98°
66°
28
98°
67°
29
96°
67°
30
97°
66°
31
97°
66°
1
98°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in San Simon
San Simon's July 2026 forecast shows daily high temperatures ranging from 90° to 102°, with overnight lows between 63° and 70°. The average high for July is 97° with an average low of 67°. 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 San Simon. See also: August | September | October.