S
M
T
W
T
F
S
30
90°
51°
31
80°
49°
1
77°
49°
2
83°
46°
3
85°
53°
4
83°
52°
5
85°
53°
6
87°
47°
7
93°
45°
8
100°
53°
9
106°
61°
10
107°
66°
11
101°
59°
12
90°
51°
13
86°
50°
14
89°
47°
15
78°
48°
16
77°
55°
17
78°
47°
18
84°
46°
19
90°
48°
20
83°
52°
21
74°
55°
22
89°
53°
23
98°
51°
24
94°
54°
25
92°
49°
26
89°
48°
27
83°
51°
28
82°
47°
29
90°
49°
30
89°
51°
1
91°
53°
2
94°
52°
3
94°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in El Paso de Robles
El Paso de Robles's September 2026 forecast shows daily high temperatures ranging from 82° to 94°, with overnight lows between 47° and 54°. The average high for September is 90° with an average low of 51°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in El Paso de Robles. See also: October | November | December.