S
M
T
W
T
F
S
26
75°
52°
27
86°
55°
28
86°
51°
29
85°
50°
30
84°
47°
31
83°
48°
1
74°
47°
2
76°
48°
3
79°
49°
4
81°
52°
5
82°
55°
6
85°
56°
7
86°
56°
8
86°
57°
9
85°
52°
10
86°
58°
11
82°
57°
12
87°
49°
13
80°
46°
14
74°
48°
15
76°
47°
16
80°
46°
17
80°
48°
18
79°
52°
19
81°
55°
20
83°
55°
21
85°
57°
22
84°
51°
23
85°
45°
24
74°
44°
25
72°
45°
26
73°
48°
27
72°
50°
28
70°
52°
29
72°
52°
30
73°
51°
31
80°
48°
1
73°
50°
2
80°
51°
3
79°
51°
4
80°
50°
5
81°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Glenboro
Glenboro's August 2026 forecast shows daily high temperatures ranging from 70° to 87°, with overnight lows between 44° and 58°. The average high for August is 80° with an average low of 51°. 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 Glenboro. See also: September | October | November.