S
M
T
W
T
F
S
26
83°
67°
27
84°
68°
28
83°
68°
29
82°
64°
30
80°
68°
31
88°
69°
1
87°
68°
2
86°
65°
3
87°
68°
4
84°
69°
5
84°
68°
6
83°
68°
7
81°
67°
8
80°
64°
9
80°
62°
10
81°
66°
11
81°
65°
12
80°
62°
13
82°
67°
14
84°
68°
15
83°
67°
16
84°
68°
17
83°
67°
18
84°
68°
19
81°
68°
20
83°
67°
21
82°
68°
22
80°
67°
23
79°
67°
24
80°
66°
25
81°
66°
26
83°
66°
27
83°
67°
28
84°
60°
29
86°
64°
30
84°
62°
31
83°
63°
1
84°
65°
2
85°
64°
3
84°
63°
4
84°
63°
5
79°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Youngstown
Youngstown's August 2026 forecast shows daily high temperatures ranging from 79° to 88°, with overnight lows between 60° and 69°. The average high for August is 83° with an average low of 66°. 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 Youngstown. See also: September | October | November.