S
M
T
W
T
F
S
26
101°
65°
27
100°
64°
28
100°
63°
29
98°
63°
30
99°
64°
31
99°
60°
1
97°
61°
2
96°
62°
3
97°
61°
4
97°
61°
5
95°
65°
6
Hist. Avg.
98°
65°
7
Hist. Avg.
98°
65°
8
Hist. Avg.
98°
65°
9
Hist. Avg.
98°
65°
10
Hist. Avg.
98°
65°
11
Hist. Avg.
98°
65°
12
Hist. Avg.
98°
65°
13
Hist. Avg.
98°
65°
14
Hist. Avg.
98°
65°
15
Hist. Avg.
98°
65°
16
Hist. Avg.
98°
65°
17
Hist. Avg.
98°
65°
18
Hist. Avg.
98°
65°
19
Hist. Avg.
98°
65°
20
Hist. Avg.
98°
65°
21
Hist. Avg.
98°
64°
22
Hist. Avg.
98°
64°
23
Hist. Avg.
98°
64°
24
Hist. Avg.
98°
64°
25
Hist. Avg.
98°
64°
26
Hist. Avg.
98°
64°
27
Hist. Avg.
98°
64°
28
Hist. Avg.
98°
64°
29
Hist. Avg.
97°
64°
30
Hist. Avg.
97°
64°
31
Hist. Avg.
97°
64°
1
Hist. Avg.
97°
64°
2
Hist. Avg.
97°
64°
3
Hist. Avg.
97°
63°
4
Hist. Avg.
96°
63°
5
Hist. Avg.
96°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Perris
Perris's August 2026 forecast shows daily high temperatures ranging from 95° to 101°, with overnight lows between 60° and 65°. The average high for August is 98° 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 Perris. See also: September | October | November.