S
M
T
W
T
F
S
30
100°
68°
31
102°
71°
1
101°
71°
2
100°
75°
3
102°
73°
4
101°
72°
5
102°
72°
6
99°
73°
7
96°
73°
8
101°
72°
9
99°
72°
10
81°
67°
11
88°
65°
12
93°
64°
13
90°
69°
14
99°
64°
15
100°
76°
16
98°
73°
17
100°
72°
18
100°
71°
19
99°
70°
20
93°
67°
21
84°
69°
22
76°
55°
23
75°
52°
24
74°
56°
25
81°
60°
26
80°
62°
27
82°
56°
28
82°
58°
29
79°
57°
30
75°
55°
1
76°
55°
2
75°
49°
3
72°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Iberia
Iberia's September 2026 forecast shows daily high temperatures ranging from 72° to 82°, with overnight lows between 49° and 62°. The average high for September is 77° with an average low of 56°. 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 Iberia. See also: October | November | December.