S
M
T
W
T
F
S
26
85°
65°
27
88°
70°
28
85°
69°
29
86°
70°
30
82°
72°
31
89°
72°
1
90°
73°
2
91°
76°
3
89°
73°
4
90°
70°
5
85°
73°
6
93°
78°
7
94°
76°
8
91°
74°
9
93°
75°
10
91°
75°
11
88°
73°
12
90°
76°
13
90°
75°
14
90°
77°
15
90°
71°
16
80°
68°
17
89°
70°
18
88°
76°
19
90°
73°
20
85°
68°
21
84°
65°
22
80°
70°
23
84°
66°
24
80°
62°
25
80°
63°
26
85°
68°
27
80°
69°
28
83°
67°
29
84°
65°
30
83°
67°
31
81°
66°
1
78°
64°
2
79°
64°
3
78°
65°
4
78°
63°
5
81°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Glenolden
Glenolden's August 2026 forecast shows daily high temperatures ranging from 78° to 85°, with overnight lows between 62° and 69°. The average high for August is 81° with an average low of 65°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Glenolden. See also: September | October | November.