S
M
T
W
T
F
S
26
79°
47°
27
76°
48°
28
78°
47°
29
79°
48°
30
83°
48°
31
80°
45°
1
79°
48°
2
82°
47°
3
76°
48°
4
79°
48°
5
79°
46°
6
80°
47°
7
82°
47°
8
80°
48°
9
80°
42°
10
75°
44°
11
81°
47°
12
82°
49°
13
82°
47°
14
81°
47°
15
77°
45°
16
78°
47°
17
76°
49°
18
73°
46°
19
75°
48°
20
77°
45°
21
72°
41°
22
74°
42°
23
75°
44°
24
79°
44°
25
79°
43°
26
78°
43°
27
79°
42°
28
73°
43°
29
76°
44°
30
75°
47°
31
79°
43°
1
78°
46°
2
78°
45°
3
70°
44°
4
74°
41°
5
76°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Brazos
Brazos's August 2026 forecast shows daily high temperatures ranging from 70° to 83°, with overnight lows between 41° and 49°. The average high for August is 78° with an average low of 46°. 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 Brazos. See also: September | October | November.