S
M
T
W
T
F
S
30
89°
63°
31
88°
62°
1
81°
59°
2
87°
58°
3
86°
55°
4
85°
62°
5
88°
59°
6
91°
62°
7
90°
65°
8
90°
61°
9
89°
61°
10
88°
54°
11
93°
50°
12
92°
63°
13
90°
56°
14
82°
59°
15
78°
57°
16
71°
59°
17
76°
56°
18
74°
56°
19
76°
52°
20
77°
49°
21
78°
49°
22
73°
56°
23
58°
54°
24
66°
53°
25
70°
52°
26
75°
49°
27
77°
54°
28
68°
56°
29
65°
54°
30
63°
48°
1
66°
46°
2
73°
48°
3
75°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Agua Fria
Agua Fria's September 2026 forecast shows daily high temperatures ranging from 63° to 77°, with overnight lows between 46° and 56°. The average high for September is 70° with an average low of 51°. 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 Agua Fria. See also: October | November | December.