S
M
T
W
T
F
S
26
99°
78°
27
100°
78°
28
100°
78°
29
100°
79°
30
101°
80°
31
103°
81°
1
98°
83°
2
96°
75°
3
100°
75°
4
101°
79°
5
N/A
6
101°
81°
7
101°
80°
8
100°
80°
9
102°
80°
10
98°
77°
11
99°
78°
12
98°
79°
13
100°
78°
14
99°
79°
15
100°
79°
16
99°
78°
17
98°
79°
18
100°
78°
19
95°
74°
20
96°
79°
21
98°
78°
22
97°
78°
23
97°
77°
24
96°
78°
25
97°
78°
26
97°
77°
27
96°
78°
28
97°
78°
29
96°
77°
30
97°
78°
31
97°
77°
1
95°
76°
2
94°
76°
3
95°
77°
4
95°
76°
5
94°
76°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Grand Prairie
Grand Prairie's August 2026 forecast shows daily high temperatures ranging from 94° to 102°, with overnight lows between 74° and 81°. The average high for August is 98° with an average low of 78°. 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 Grand Prairie. See also: September | October | November.
