S
M
T
W
T
F
S
26
93°
69°
27
92°
69°
28
89°
68°
29
89°
71°
30
88°
71°
31
94°
67°
1
95°
67°
2
92°
70°
3
90°
68°
4
86°
67°
5
86°
67°
6
91°
68°
7
94°
69°
8
94°
67°
9
93°
70°
10
92°
71°
11
90°
70°
12
88°
70°
13
82°
70°
14
83°
67°
15
84°
66°
16
87°
65°
17
90°
65°
18
94°
68°
19
96°
68°
20
92°
67°
21
96°
70°
22
97°
70°
23
100°
69°
24
99°
71°
25
97°
73°
26
100°
73°
27
94°
78°
28
100°
75°
29
96°
73°
30
91°
73°
31
87°
69°
1
86°
65°
2
84°
62°
3
82°
63°
4
84°
64°
5
90°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in El Monte
El Monte's August 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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 El Monte. See also: September | October | November.