S
M
T
W
T
F
S
30
70°
61°
31
75°
57°
1
72°
54°
2
68°
61°
3
75°
64°
4
72°
55°
5
73°
52°
6
77°
54°
7
75°
57°
8
63°
52°
9
66°
50°
10
66°
52°
11
71°
52°
12
69°
61°
13
71°
59°
14
73°
61°
15
73°
50°
16
66°
54°
17
67°
50°
18
65°
51°
19
66°
52°
20
65°
52°
21
66°
54°
22
66°
52°
23
67°
53°
24
67°
53°
25
65°
51°
26
64°
51°
27
66°
53°
28
65°
47°
29
60°
46°
30
59°
46°
1
59°
51°
2
63°
52°
3
63°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Heathfield
Heathfield's September 2026 forecast shows daily high temperatures ranging from 59° to 73°, with overnight lows between 46° and 61°. The average high for September is 66° 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 Heathfield. See also: October | November | December.