S
M
T
W
T
F
S
30
102°
78°
31
100°
76°
1
96°
72°
2
95°
75°
3
101°
72°
4
103°
72°
5
104°
71°
6
105°
71°
7
97°
72°
8
97°
71°
9
101°
70°
10
100°
71°
11
100°
68°
12
102°
71°
13
102°
72°
14
103°
73°
15
103°
72°
16
102°
72°
17
102°
71°
18
100°
65°
19
96°
65°
20
97°
66°
21
97°
67°
22
99°
68°
23
99°
66°
24
96°
63°
25
90°
60°
26
89°
60°
27
88°
59°
28
89°
60°
29
90°
61°
30
90°
60°
1
89°
61°
2
91°
65°
3
95°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Garnet
Garnet's September 2026 forecast shows daily high temperatures ranging from 88° to 105°, with overnight lows between 59° and 78°. The average high for September is 97° with an average low of 68°. 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 Garnet. See also: October | November | December.