S
M
T
W
T
F
S
30
84°
59°
31
86°
60°
1
89°
59°
2
88°
56°
3
83°
57°
4
84°
53°
5
82°
52°
6
83°
52°
7
83°
54°
8
82°
53°
9
81°
51°
10
80°
50°
11
81°
51°
12
82°
52°
13
87°
51°
14
86°
48°
15
79°
47°
16
77°
48°
17
79°
49°
18
80°
49°
19
82°
51°
20
82°
48°
21
83°
52°
22
85°
53°
23
86°
53°
24
84°
52°
25
84°
52°
26
83°
51°
27
82°
52°
28
83°
53°
29
81°
50°
30
75°
49°
1
74°
50°
2
77°
49°
3
79°
48°
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 47° and 60°. The average high for September is 82° with an average low of 52°. 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.