S
M
T
W
T
F
S
26
97°
65°
27
97°
65°
28
96°
64°
29
97°
65°
30
98°
65°
31
98°
64°
1
96°
64°
2
97°
65°
3
97°
65°
4
96°
64°
5
96°
64°
6
93°
63°
7
94°
64°
8
96°
64°
9
96°
63°
10
95°
62°
11
90°
59°
12
89°
59°
13
89°
60°
14
90°
60°
15
89°
61°
16
91°
60°
17
91°
57°
18
92°
56°
19
92°
56°
20
91°
57°
21
92°
57°
22
93°
60°
23
90°
59°
24
91°
57°
25
91°
57°
26
90°
56°
27
91°
56°
28
90°
57°
29
89°
56°
30
91°
56°
31
94°
57°
1
93°
57°
2
90°
54°
3
88°
55°
4
88°
55°
5
89°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in McSwain
McSwain's August 2026 forecast shows daily high temperatures ranging from 88° to 98°, with overnight lows between 54° and 65°. The average high for August is 93° with an average low of 60°. 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 McSwain. See also: September | October | November.