S
M
T
W
T
F
S
26
81°
62°
27
80°
55°
28
75°
55°
29
76°
59°
30
75°
57°
31
76°
59°
1
78°
55°
2
76°
52°
3
75°
53°
4
74°
52°
5
75°
53°
6
78°
56°
7
79°
53°
8
77°
52°
9
79°
55°
10
80°
57°
11
82°
58°
12
81°
60°
13
82°
61°
14
81°
59°
15
79°
53°
16
81°
51°
17
73°
51°
18
73°
52°
19
71°
53°
20
72°
51°
21
71°
56°
22
75°
58°
23
74°
57°
24
81°
58°
25
80°
52°
26
80°
49°
27
72°
48°
28
70°
47°
29
71°
53°
30
72°
57°
31
78°
58°
1
78°
56°
2
79°
49°
3
75°
53°
4
77°
55°
5
77°
53°
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 70° to 82°, with overnight lows between 47° and 62°. The average high for August is 77° 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.