S
M
T
W
T
F
S
26
82°
69°
27
87°
70°
28
87°
70°
29
86°
69°
30
86°
68°
31
83°
67°
1
82°
68°
2
86°
69°
3
87°
70°
4
88°
69°
5
88°
70°
6
87°
68°
7
83°
62°
8
85°
66°
9
85°
61°
10
81°
59°
11
80°
60°
12
81°
62°
13
81°
61°
14
80°
61°
15
79°
62°
16
82°
66°
17
81°
63°
18
83°
64°
19
81°
64°
20
80°
65°
21
80°
65°
22
81°
60°
23
82°
64°
24
85°
65°
25
86°
65°
26
87°
64°
27
87°
59°
28
85°
58°
29
79°
64°
30
78°
62°
31
79°
58°
1
78°
57°
2
78°
56°
3
76°
55°
4
76°
54°
5
77°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Downtown
Downtown's August 2026 forecast shows daily high temperatures ranging from 76° to 88°, with overnight lows between 54° and 70°. The average high for August is 83° with an average low of 64°. 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 Downtown. See also: September | October | November.