S
M
T
W
T
F
S
30
83°
60°
31
89°
63°
1
89°
63°
2
88°
62°
3
88°
58°
4
85°
54°
5
82°
58°
6
87°
62°
7
87°
61°
8
86°
60°
9
81°
61°
10
84°
60°
11
87°
61°
12
87°
60°
13
86°
60°
14
87°
59°
15
86°
60°
16
86°
59°
17
85°
54°
18
82°
51°
19
78°
49°
20
78°
49°
21
76°
48°
22
76°
49°
23
78°
50°
24
82°
49°
25
80°
54°
26
82°
55°
27
81°
53°
28
81°
53°
29
80°
52°
30
81°
52°
1
77°
50°
2
80°
51°
3
74°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Bloomfield
Bloomfield's September 2026 forecast shows daily high temperatures ranging from 74° to 89°, with overnight lows between 46° and 63°. The average high for September is 83° 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 Bloomfield. See also: October | November | December.