S
M
T
W
T
F
S
30
84°
68°
31
88°
68°
1
84°
68°
2
86°
70°
3
88°
68°
4
90°
68°
5
92°
70°
6
89°
69°
7
90°
69°
8
89°
68°
9
74°
62°
10
74°
60°
11
76°
59°
12
77°
60°
13
75°
57°
14
76°
61°
15
75°
59°
16
76°
60°
17
70°
57°
18
77°
60°
19
77°
60°
20
75°
56°
21
71°
54°
22
73°
54°
23
74°
55°
24
74°
55°
25
75°
57°
26
74°
56°
27
74°
56°
28
73°
51°
29
66°
50°
30
71°
50°
1
70°
49°
2
63°
48°
3
64°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Seriate
Seriate's September 2026 forecast shows daily high temperatures ranging from 63° to 92°, with overnight lows between 48° and 70°. The average high for September is 76° with an average low of 58°. 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 Seriate. See also: October | November | December.