S
M
T
W
T
F
S
30
87°
58°
31
86°
59°
1
85°
61°
2
86°
59°
3
84°
57°
4
83°
57°
5
79°
63°
6
80°
64°
7
80°
64°
8
81°
63°
9
80°
62°
10
81°
61°
11
80°
64°
12
80°
64°
13
81°
63°
14
80°
62°
15
80°
62°
16
81°
62°
17
80°
64°
18
80°
64°
19
81°
63°
20
81°
64°
21
82°
64°
22
81°
63°
23
82°
63°
24
81°
64°
25
83°
64°
26
84°
63°
27
82°
64°
28
82°
64°
29
83°
64°
30
82°
64°
1
81°
65°
2
79°
65°
3
79°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Passe
Passe's September 2026 forecast shows daily high temperatures ranging from 79° to 87°, with overnight lows between 57° and 65°. The average high for September is 82° with an average low of 63°. 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 Passe. See also: October | November | December.