S
M
T
W
T
F
S
26
79°
55°
27
77°
54°
28
80°
58°
29
73°
54°
30
72°
51°
31
70°
51°
1
71°
52°
2
72°
51°
3
76°
53°
4
72°
51°
5
73°
54°
6
76°
57°
7
72°
53°
8
79°
57°
9
81°
58°
10
82°
58°
11
81°
57°
12
82°
58°
13
81°
58°
14
81°
57°
15
80°
57°
16
80°
58°
17
81°
58°
18
81°
57°
19
80°
58°
20
81°
58°
21
81°
57°
22
80°
57°
23
81°
58°
24
77°
50°
25
73°
56°
26
78°
57°
27
79°
58°
28
81°
58°
29
82°
55°
30
81°
51°
31
79°
57°
1
80°
56°
2
79°
56°
3
80°
53°
4
80°
49°
5
78°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Brightwood
Brightwood's August 2026 forecast shows daily high temperatures ranging from 70° to 82°, with overnight lows between 47° and 58°. The average high for August is 78° with an average low of 55°. 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 Brightwood. See also: September | October | November.