S
M
T
W
T
F
S
26
81°
60°
27
83°
60°
28
81°
59°
29
80°
59°
30
75°
58°
31
75°
56°
1
74°
58°
2
74°
58°
3
75°
57°
4
76°
58°
5
75°
57°
6
74°
54°
7
74°
55°
8
76°
58°
9
77°
58°
10
76°
57°
11
76°
58°
12
77°
58°
13
77°
57°
14
78°
58°
15
74°
56°
16
73°
53°
17
73°
53°
18
74°
55°
19
76°
57°
20
78°
56°
21
74°
49°
22
71°
48°
23
71°
48°
24
72°
49°
25
73°
55°
26
78°
54°
27
76°
56°
28
74°
57°
29
82°
55°
30
82°
48°
31
72°
48°
1
72°
55°
2
76°
54°
3
75°
47°
4
76°
54°
5
79°
46°
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 71° to 83°, with overnight lows between 46° and 60°. The average high for August is 76° with an average low of 55°. 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.