S
M
T
W
T
F
S
26
85°
64°
27
81°
64°
28
79°
61°
29
84°
57°
30
81°
60°
31
89°
62°
1
77°
65°
2
73°
51°
3
83°
50°
4
86°
54°
5
83°
57°
6
79°
54°
7
80°
58°
8
81°
57°
9
80°
56°
10
78°
53°
11
75°
52°
12
76°
54°
13
75°
54°
14
78°
53°
15
72°
51°
16
73°
57°
17
78°
57°
18
77°
58°
19
80°
57°
20
77°
57°
21
74°
56°
22
80°
58°
23
79°
57°
24
75°
56°
25
76°
56°
26
77°
57°
27
78°
56°
28
72°
56°
29
73°
55°
30
78°
56°
31
78°
55°
1
73°
54°
2
70°
54°
3
72°
53°
4
75°
54°
5
77°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Glennie
Glennie's August 2026 forecast shows daily high temperatures ranging from 70° to 86°, with overnight lows between 50° and 65°. The average high for August is 77° with an average low of 55°. 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 Glennie. See also: September | October | November.