S
M
T
W
T
F
S
26
79°
50°
27
86°
50°
28
81°
65°
29
73°
67°
30
75°
62°
31
80°
60°
1
85°
63°
2
82°
69°
3
76°
65°
4
84°
60°
5
85°
59°
6
89°
69°
7
93°
73°
8
88°
68°
9
87°
68°
10
84°
60°
11
83°
64°
12
83°
62°
13
84°
63°
14
81°
60°
15
79°
55°
16
79°
54°
17
72°
64°
18
84°
64°
19
84°
66°
20
84°
62°
21
67°
62°
22
70°
64°
23
76°
64°
24
80°
59°
25
77°
56°
26
81°
57°
27
82°
60°
28
83°
66°
29
76°
56°
30
81°
54°
31
79°
61°
1
67°
59°
2
77°
59°
3
80°
62°
4
83°
63°
5
73°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Glocester
Glocester'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 Glocester. See also: September | October | November.