S
M
T
W
T
F
S
26
70°
55°
27
73°
61°
28
84°
66°
29
70°
66°
30
71°
60°
31
79°
63°
1
86°
67°
2
84°
68°
3
82°
64°
4
83°
65°
5
83°
68°
6
83°
64°
7
84°
65°
8
83°
67°
9
85°
66°
10
84°
65°
11
82°
66°
12
83°
62°
13
80°
67°
14
83°
65°
15
79°
61°
16
77°
60°
17
76°
63°
18
77°
62°
19
76°
62°
20
75°
59°
21
76°
64°
22
76°
64°
23
77°
63°
24
76°
62°
25
75°
60°
26
76°
57°
27
75°
59°
28
75°
59°
29
74°
56°
30
74°
59°
31
76°
63°
1
78°
64°
2
78°
64°
3
77°
62°
4
74°
60°
5
73°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Fireworks
Fireworks's August 2026 forecast shows daily high temperatures ranging from 71° to 86°, with overnight lows between 56° and 68°. The average high for August is 79° with an average low of 63°. 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 Fireworks. See also: September | October | November.