S
M
T
W
T
F
S
26
86°
72°
27
90°
72°
28
94°
72°
29
91°
70°
30
88°
69°
31
90°
66°
1
90°
73°
2
84°
72°
3
88°
73°
4
88°
72°
5
89°
70°
6
89°
70°
7
89°
70°
8
91°
72°
9
90°
71°
10
95°
72°
11
96°
74°
12
96°
72°
13
97°
75°
14
95°
73°
15
88°
72°
16
90°
71°
17
89°
70°
18
89°
71°
19
88°
70°
20
90°
69°
21
88°
68°
22
87°
67°
23
90°
70°
24
85°
65°
25
88°
69°
26
89°
70°
27
90°
70°
28
90°
69°
29
89°
70°
30
88°
69°
31
82°
69°
1
82°
68°
2
84°
69°
3
86°
69°
4
87°
68°
5
87°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Matthews
Matthews's August 2026 forecast shows daily high temperatures ranging from 82° to 97°, with overnight lows between 65° and 75°. The average high for August is 89° with an average low of 70°. 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 Matthews. See also: September | October | November.