S
M
T
W
T
F
S
26
84°
66°
27
80°
65°
28
78°
62°
29
78°
65°
30
81°
67°
31
84°
67°
1
83°
66°
2
81°
64°
3
86°
65°
4
84°
59°
5
79°
61°
6
81°
60°
7
79°
59°
8
77°
58°
9
77°
58°
10
78°
59°
11
80°
65°
12
84°
66°
13
82°
59°
14
81°
57°
15
78°
58°
16
80°
64°
17
78°
58°
18
78°
58°
19
79°
59°
20
79°
58°
21
81°
62°
22
84°
64°
23
84°
64°
24
85°
63°
25
85°
64°
26
86°
63°
27
84°
62°
28
83°
64°
29
83°
62°
30
81°
56°
31
78°
53°
1
75°
54°
2
75°
54°
3
76°
55°
4
76°
54°
5
73°
55°
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 73° to 86°, with overnight lows between 53° and 67°. The average high for August is 80° with an average low of 61°. 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.