S
M
T
W
T
F
S
26
67°
55°
27
69°
54°
28
69°
55°
29
68°
55°
30
68°
54°
31
66°
54°
1
64°
53°
2
65°
54°
3
68°
55°
4
68°
55°
5
67°
54°
6
66°
53°
7
65°
52°
8
64°
50°
9
64°
54°
10
65°
53°
11
66°
54°
12
64°
49°
13
65°
51°
14
64°
53°
15
63°
51°
16
63°
52°
17
64°
47°
18
65°
50°
19
64°
50°
20
63°
48°
21
65°
52°
22
63°
53°
23
63°
48°
24
64°
48°
25
63°
47°
26
65°
47°
27
66°
48°
28
66°
52°
29
65°
53°
30
67°
53°
31
66°
52°
1
66°
52°
2
65°
51°
3
64°
52°
4
65°
51°
5
65°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Glenboig
Glenboig's August 2026 forecast shows daily high temperatures ranging from 63° to 69°, with overnight lows between 47° and 55°. The average high for August is 65° 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 Glenboig. See also: September | October | November.