S
M
T
W
T
F
S
26
88°
82°
27
89°
82°
28
89°
82°
29
88°
82°
30
88°
84°
31
89°
83°
1
89°
84°
2
86°
74°
3
87°
75°
4
87°
80°
5
86°
81°
6
89°
80°
7
90°
74°
8
87°
76°
9
87°
76°
10
88°
80°
11
89°
79°
12
89°
80°
13
88°
82°
14
89°
82°
15
89°
83°
16
90°
80°
17
89°
83°
18
89°
83°
19
90°
82°
20
90°
82°
21
91°
75°
22
89°
76°
23
95°
84°
24
89°
78°
25
90°
77°
26
91°
77°
27
85°
72°
28
90°
77°
29
89°
80°
30
88°
77°
31
86°
77°
1
85°
78°
2
88°
81°
3
87°
76°
4
89°
76°
5
87°
75°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Glencoe
Glencoe's August 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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 Glencoe. See also: September | October | November.