S
M
T
W
T
F
S
26
84°
58°
27
85°
67°
28
84°
66°
29
85°
66°
30
83°
69°
31
89°
68°
1
86°
68°
2
86°
75°
3
89°
73°
4
87°
66°
5
86°
72°
6
92°
76°
7
93°
73°
8
91°
71°
9
92°
71°
10
90°
70°
11
88°
70°
12
89°
72°
13
88°
71°
14
89°
71°
15
90°
68°
16
77°
72°
17
91°
72°
18
86°
66°
19
89°
69°
20
84°
67°
21
80°
67°
22
79°
67°
23
84°
66°
24
85°
67°
25
85°
66°
26
88°
67°
27
86°
68°
28
83°
69°
29
85°
67°
30
87°
70°
31
80°
63°
1
80°
63°
2
81°
64°
3
80°
68°
4
80°
66°
5
81°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Brandywine
Brandywine's August 2026 forecast shows daily high temperatures ranging from 77° to 91°, with overnight lows between 63° and 72°. The average high for August is 83° with an average low of 67°. 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 Brandywine. See also: September | October | November.