S
M
T
W
T
F
S
30
84°
61°
31
81°
67°
1
79°
67°
2
74°
67°
3
80°
63°
4
78°
60°
5
76°
55°
6
78°
58°
7
79°
59°
8
78°
60°
9
80°
61°
10
79°
59°
11
80°
55°
12
73°
53°
13
74°
52°
14
77°
53°
15
71°
52°
16
71°
56°
17
75°
52°
18
69°
49°
19
69°
48°
20
71°
52°
21
74°
56°
22
77°
56°
23
78°
55°
24
77°
53°
25
75°
52°
26
75°
53°
27
76°
54°
28
75°
53°
29
74°
49°
30
66°
45°
1
64°
44°
2
66°
51°
3
72°
51°
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 64° to 84°, with overnight lows between 44° and 67°. The average high for September is 75° with an average low of 55°. 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.