S
M
T
W
T
F
S
26
87°
69°
27
87°
70°
28
85°
70°
29
85°
70°
30
87°
70°
31
90°
71°
1
90°
69°
2
90°
70°
3
88°
70°
4
84°
70°
5
82°
67°
6
88°
68°
7
88°
70°
8
92°
69°
9
92°
70°
10
89°
72°
11
89°
71°
12
85°
69°
13
82°
71°
14
82°
70°
15
82°
69°
16
84°
66°
17
89°
66°
18
89°
68°
19
93°
68°
20
89°
69°
21
92°
71°
22
92°
71°
23
97°
71°
24
97°
71°
25
94°
72°
26
97°
71°
27
94°
74°
28
95°
73°
29
93°
69°
30
87°
67°
31
84°
66°
1
83°
66°
2
86°
66°
3
91°
68°
4
86°
67°
5
87°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Anaheim
Anaheim's August 2026 forecast shows daily high temperatures ranging from 83° to 95°, with overnight lows between 66° and 74°. The average high for August is 89° with an average low of 68°. 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 Anaheim. See also: September | October | November.