S
M
T
W
T
F
S
30
72°
54°
31
72°
53°
1
74°
55°
2
73°
54°
3
67°
54°
4
68°
53°
5
69°
53°
6
68°
54°
7
67°
54°
8
68°
53°
9
67°
54°
10
68°
54°
11
68°
53°
12
69°
52°
13
72°
52°
14
70°
51°
15
70°
52°
16
71°
53°
17
67°
54°
18
67°
53°
19
73°
55°
20
75°
55°
21
68°
49°
22
67°
51°
23
70°
51°
24
72°
52°
25
73°
53°
26
74°
52°
27
73°
48°
28
66°
47°
29
65°
49°
30
66°
50°
1
69°
50°
2
72°
53°
3
72°
54°
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 65° to 75°, with overnight lows between 47° and 55°. The average high for September is 70° 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.