S
M
T
W
T
F
S
26
78°
56°
27
78°
58°
28
75°
55°
29
74°
58°
30
77°
55°
31
77°
57°
1
76°
58°
2
75°
62°
3
79°
57°
4
77°
55°
5
77°
55°
6
74°
56°
7
75°
55°
8
75°
59°
9
79°
62°
10
82°
61°
11
81°
59°
12
80°
59°
13
81°
60°
14
81°
60°
15
80°
59°
16
82°
60°
17
80°
59°
18
81°
61°
19
80°
59°
20
76°
55°
21
74°
53°
22
Hist. Avg.
78°
56°
23
Hist. Avg.
78°
56°
24
Hist. Avg.
78°
55°
25
Hist. Avg.
77°
55°
26
Hist. Avg.
77°
55°
27
Hist. Avg.
77°
54°
28
Hist. Avg.
77°
54°
29
Hist. Avg.
77°
54°
30
Hist. Avg.
77°
54°
31
Hist. Avg.
76°
54°
1
Hist. Avg.
76°
53°
2
Hist. Avg.
76°
53°
3
Hist. Avg.
76°
53°
4
Hist. Avg.
75°
52°
5
Hist. Avg.
75°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Henderson
Henderson's August 2026 forecast shows daily high temperatures ranging from 74° to 82°, with overnight lows between 53° and 62°. The average high for August is 78° with an average low of 58°. 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 Henderson. See also: September | October | November.