S
M
T
W
T
F
S
26
98°
76°
27
99°
75°
28
99°
76°
29
98°
77°
30
101°
78°
31
102°
77°
1
99°
77°
2
98°
67°
3
101°
66°
4
101°
76°
5
100°
77°
6
100°
77°
7
101°
78°
8
100°
77°
9
100°
78°
10
100°
78°
11
101°
77°
12
101°
79°
13
102°
78°
14
100°
79°
15
101°
79°
16
102°
76°
17
104°
74°
18
104°
74°
19
103°
79°
20
104°
78°
21
105°
79°
22
106°
79°
23
107°
83°
24
106°
80°
25
103°
77°
26
104°
78°
27
105°
76°
28
103°
75°
29
102°
72°
30
101°
77°
31
102°
77°
1
101°
76°
2
103°
74°
3
94°
78°
4
99°
78°
5
100°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Waco
Waco's August 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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 Waco. See also: September | October | November.