S
M
T
W
T
F
S
30
88°
60°
31
87°
55°
1
73°
58°
2
83°
66°
3
94°
63°
4
95°
66°
5
96°
66°
6
87°
63°
7
79°
62°
8
81°
57°
9
82°
54°
10
76°
53°
11
76°
50°
12
78°
52°
13
76°
53°
14
77°
49°
15
82°
56°
16
81°
56°
17
83°
55°
18
79°
55°
19
78°
54°
20
80°
55°
21
80°
54°
22
79°
54°
23
80°
55°
24
81°
56°
25
80°
55°
26
79°
55°
27
80°
54°
28
79°
54°
29
78°
53°
30
78°
54°
1
77°
53°
2
77°
51°
3
75°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Agar
Agar's September 2026 forecast shows daily high temperatures ranging from 73° to 96°, with overnight lows between 49° and 66°. The average high for September is 81° 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 Agar. See also: October | November | December.