S
M
T
W
T
F
S
26
81°
54°
27
79°
50°
28
79°
53°
29
80°
58°
30
82°
55°
31
80°
53°
1
77°
52°
2
78°
52°
3
76°
50°
4
76°
52°
5
75°
51°
6
74°
50°
7
75°
52°
8
76°
54°
9
80°
53°
10
80°
56°
11
82°
57°
12
82°
58°
13
81°
58°
14
83°
57°
15
84°
54°
16
79°
52°
17
81°
48°
18
73°
46°
19
73°
52°
20
75°
55°
21
78°
55°
22
78°
57°
23
80°
53°
24
79°
47°
25
80°
49°
26
73°
46°
27
72°
45°
28
72°
46°
29
76°
50°
30
79°
47°
31
72°
49°
1
74°
51°
2
Hist. Avg.
76°
53°
3
Hist. Avg.
76°
53°
4
Hist. Avg.
75°
53°
5
Hist. Avg.
75°
52°
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 72° to 84°, with overnight lows between 45° and 58°. The average high for August is 78° with an average low of 52°. 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.