S
M
T
W
T
F
S
30
72°
49°
31
75°
50°
1
67°
49°
2
69°
49°
3
75°
46°
4
72°
43°
5
69°
40°
6
68°
39°
7
69°
48°
8
73°
45°
9
72°
39°
10
65°
37°
11
62°
40°
12
63°
37°
13
62°
36°
14
61°
34°
15
60°
35°
16
59°
35°
17
58°
33°
18
58°
35°
19
59°
36°
20
59°
36°
21
64°
41°
22
67°
45°
23
66°
38°
24
66°
44°
25
62°
38°
26
62°
33°
27
55°
35°
28
54°
40°
29
54°
38°
30
56°
38°
1
54°
32°
2
58°
32°
3
53°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Palo
Palo's September 2026 forecast shows daily high temperatures ranging from 53° to 75°, with overnight lows between 32° and 50°. The average high for September is 63° with an average low of 40°. 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 Palo. See also: October | November | December.