S
M
T
W
T
F
S
26
94°
73°
27
97°
76°
28
98°
73°
29
96°
75°
30
92°
75°
31
94°
76°
1
95°
76°
2
84°
73°
3
85°
71°
4
92°
71°
5
95°
72°
6
96°
73°
7
94°
71°
8
96°
71°
9
95°
73°
10
95°
72°
11
96°
74°
12
97°
75°
13
99°
76°
14
99°
75°
15
98°
75°
16
99°
76°
17
100°
73°
18
99°
74°
19
97°
71°
20
95°
72°
21
93°
70°
22
89°
68°
23
91°
69°
24
92°
69°
25
94°
70°
26
94°
70°
27
95°
71°
28
93°
72°
29
93°
71°
30
92°
73°
31
88°
72°
1
88°
73°
2
89°
72°
3
89°
70°
4
87°
66°
5
86°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Roundhill
Roundhill's August 2026 forecast shows daily high temperatures ranging from 86° to 100°, with overnight lows between 66° and 76°. The average high for August is 93° with an average low of 71°. 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 Roundhill. See also: September | October | November.