S
M
T
W
T
F
S
26
99°
74°
27
99°
75°
28
98°
75°
29
99°
74°
30
99°
75°
31
98°
75°
1
99°
74°
2
99°
75°
3
98°
75°
4
99°
74°
5
100°
74°
6
99°
75°
7
99°
75°
8
98°
74°
9
92°
74°
10
96°
74°
11
99°
74°
12
99°
74°
13
98°
74°
14
99°
73°
15
99°
74°
16
98°
74°
17
99°
73°
18
99°
74°
19
98°
74°
20
98°
75°
21
99°
67°
22
92°
66°
23
93°
66°
24
92°
67°
25
93°
66°
26
94°
67°
27
95°
68°
28
94°
69°
29
94°
70°
30
95°
70°
31
96°
69°
1
96°
70°
2
95°
70°
3
96°
69°
4
96°
71°
5
95°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Streeter
Streeter's August 2026 forecast shows daily high temperatures ranging from 92° to 100°, with overnight lows between 66° and 75°. The average high for August is 97° with an average low of 72°. 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 Streeter. See also: September | October | November.