S
M
T
W
T
F
S
30
81°
63°
31
79°
64°
1
79°
63°
2
80°
63°
3
80°
62°
4
81°
63°
5
81°
63°
6
82°
62°
7
83°
63°
8
82°
63°
9
81°
62°
10
81°
64°
11
84°
62°
12
83°
63°
13
83°
62°
14
82°
63°
15
82°
63°
16
83°
62°
17
83°
62°
18
82°
61°
19
82°
60°
20
83°
62°
21
82°
64°
22
82°
63°
23
84°
62°
24
85°
63°
25
82°
64°
26
84°
63°
27
84°
64°
28
82°
63°
29
84°
63°
30
82°
64°
1
81°
65°
2
84°
64°
3
84°
63°
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 85°, with overnight lows between 60° 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.