S
M
T
W
T
F
S
30
90°
68°
31
90°
66°
1
88°
70°
2
91°
68°
3
91°
66°
4
90°
70°
5
91°
70°
6
90°
70°
7
91°
68°
8
91°
68°
9
78°
65°
10
69°
60°
11
75°
61°
12
75°
58°
13
78°
59°
14
81°
60°
15
84°
63°
16
83°
62°
17
81°
62°
18
79°
60°
19
80°
59°
20
79°
60°
21
75°
54°
22
76°
55°
23
76°
55°
24
75°
52°
25
76°
54°
26
76°
57°
27
75°
53°
28
72°
50°
29
72°
49°
30
73°
52°
1
70°
51°
2
71°
49°
3
71°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Ponzano
Ponzano's September 2026 forecast shows daily high temperatures ranging from 69° to 91°, with overnight lows between 49° and 68°. The average high for September is 77° with an average low of 57°. 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 Ponzano. See also: October | November | December.