S
M
T
W
T
F
S
28
86°
59°
29
88°
58°
30
86°
59°
1
88°
58°
2
89°
60°
3
86°
56°
4
86°
58°
5
87°
60°
6
89°
63°
7
91°
64°
8
92°
65°
9
91°
64°
10
90°
65°
11
92°
66°
12
94°
67°
13
95°
67°
14
95°
68°
15
96°
69°
16
97°
68°
17
95°
67°
18
95°
67°
19
96°
63°
20
94°
63°
21
92°
67°
22
90°
67°
23
88°
66°
24
89°
67°
25
93°
67°
26
96°
66°
27
97°
66°
28
94°
65°
29
92°
67°
30
94°
66°
31
94°
67°
1
93°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Glendora
Glendora's July 2026 forecast shows daily high temperatures ranging from 86° to 97°, with overnight lows between 56° and 69°. The average high for July is 92° with an average low of 64°. 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 Glendora. See also: August | September | October.