S
M
T
W
T
F
S
30
77°
59°
31
80°
64°
1
82°
64°
2
83°
63°
3
82°
61°
4
81°
64°
5
80°
62°
6
76°
63°
7
75°
63°
8
74°
62°
9
77°
56°
10
75°
56°
11
73°
63°
12
79°
61°
13
80°
62°
14
73°
61°
15
80°
62°
16
71°
57°
17
Hist. Avg.
74°
55°
18
Hist. Avg.
73°
55°
19
Hist. Avg.
73°
54°
20
Hist. Avg.
73°
54°
21
Hist. Avg.
72°
54°
22
Hist. Avg.
72°
53°
23
Hist. Avg.
72°
53°
24
Hist. Avg.
71°
53°
25
Hist. Avg.
71°
52°
26
Hist. Avg.
71°
52°
27
Hist. Avg.
70°
51°
28
Hist. Avg.
70°
51°
29
Hist. Avg.
70°
51°
30
Hist. Avg.
69°
50°
1
Hist. Avg.
69°
50°
2
Hist. Avg.
69°
50°
3
Hist. Avg.
68°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Garfield
Garfield's September 2026 forecast shows daily high temperatures ranging from 71° to 83°, with overnight lows between 56° and 64°. The average high for September is 78° with an average low of 61°. 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 Garfield. See also: October | November | December.