S
M
T
W
T
F
S
27
72°
39°
28
73°
27°
29
79°
29°
30
82°
34°
1
87°
34°
2
86°
37°
3
89°
35°
4
88°
37°
5
86°
43°
6
88°
36°
7
88°
37°
8
98°
55°
9
78°
55°
10
74°
50°
11
68°
51°
12
66°
45°
13
74°
47°
14
77°
48°
15
83°
45°
16
82°
49°
17
83°
46°
18
84°
48°
19
83°
48°
20
82°
50°
21
76°
44°
22
79°
49°
23
79°
49°
24
78°
49°
25
78°
48°
26
77°
49°
27
78°
48°
28
77°
48°
29
77°
47°
30
76°
47°
31
76°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Atascadero
Atascadero's October 2026 forecast shows daily high temperatures ranging from 66° to 98°, with overnight lows between 44° and 55°. The average high for October is 78° with an average low of 48°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how October weather will actually feel in Atascadero. See also: November | December | January.
