S
M
T
W
T
F
S
26
86°
66°
27
89°
71°
28
88°
72°
29
91°
71°
30
86°
70°
31
87°
70°
1
86°
71°
2
87°
71°
3
88°
72°
4
90°
72°
5
91°
71°
6
90°
70°
7
89°
71°
8
90°
71°
9
91°
72°
10
92°
71°
11
89°
70°
12
85°
70°
13
86°
71°
14
88°
70°
15
85°
68°
16
83°
68°
17
83°
70°
18
84°
70°
19
85°
69°
20
86°
70°
21
87°
69°
22
85°
69°
23
84°
68°
24
90°
68°
25
89°
68°
26
88°
67°
27
89°
68°
28
89°
68°
29
84°
67°
30
88°
66°
31
83°
66°
1
82°
64°
2
82°
66°
3
87°
67°
4
87°
66°
5
83°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Knightdale
Knightdale's August 2026 forecast shows daily high temperatures ranging from 82° to 92°, with overnight lows between 64° and 72°. The average high for August is 87° with an average low of 69°. 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 Knightdale. See also: September | October | November.