S
M
T
W
T
F
S
26
97°
74°
27
98°
74°
28
98°
73°
29
97°
74°
30
98°
74°
31
98°
73°
1
97°
74°
2
97°
74°
3
98°
73°
4
98°
74°
5
97°
73°
6
96°
73°
7
92°
66°
8
94°
71°
9
95°
65°
10
91°
66°
11
93°
68°
12
94°
69°
13
92°
66°
14
91°
71°
15
91°
70°
16
93°
69°
17
95°
70°
18
96°
67°
19
89°
64°
20
89°
63°
21
90°
63°
22
91°
66°
23
95°
66°
24
96°
65°
25
95°
68°
26
93°
67°
27
92°
67°
28
93°
66°
29
89°
65°
30
88°
66°
31
87°
63°
1
86°
61°
2
87°
59°
3
85°
59°
4
85°
60°
5
86°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Mansfield
Mansfield's August 2026 forecast shows daily high temperatures ranging from 85° to 98°, with overnight lows between 59° and 74°. The average high for August is 93° with an average low of 68°. 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 Mansfield. See also: September | October | November.