S
M
T
W
T
F
S
27
81°
56°
28
81°
58°
29
82°
60°
30
80°
58°
1
80°
59°
2
81°
57°
3
80°
58°
4
79°
59°
5
78°
54°
6
78°
53°
7
82°
58°
8
84°
57°
9
85°
59°
10
83°
56°
11
79°
55°
12
78°
56°
13
80°
58°
14
82°
56°
15
81°
57°
16
78°
58°
17
80°
53°
18
76°
53°
19
77°
54°
20
78°
52°
21
79°
50°
22
77°
47°
23
73°
48°
24
74°
49°
25
75°
51°
26
76°
48°
27
75°
49°
28
75°
50°
29
76°
53°
30
77°
51°
31
76°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Glendora
Glendora's October 2026 forecast shows daily high temperatures ranging from 73° to 85°, with overnight lows between 47° and 60°. The average high for October is 79° with an average low of 54°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how October weather will actually feel in Glendora. See also: November | December | January.