S
M
T
W
T
F
S
30
91°
75°
31
91°
75°
1
93°
72°
2
100°
75°
3
93°
75°
4
95°
73°
5
93°
68°
6
91°
64°
7
N/A
8
94°
70°
9
91°
69°
10
92°
69°
11
92°
69°
12
89°
68°
13
88°
70°
14
88°
65°
15
87°
64°
16
88°
64°
17
87°
64°
18
84°
63°
19
87°
62°
20
83°
67°
21
84°
67°
22
82°
65°
23
76°
65°
24
75°
64°
25
75°
65°
26
76°
65°
27
75°
64°
28
77°
63°
29
75°
64°
30
74°
64°
1
75°
63°
2
75°
62°
3
74°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Patras
Patras's September 2026 forecast shows daily high temperatures ranging from 74° to 94°, with overnight lows between 61° and 70°. The average high for September is 82° with an average low of 65°. 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 Patras. See also: October | November | December.