S
M
T
W
T
F
S
30
82°
59°
31
81°
53°
1
78°
52°
2
74°
54°
3
74°
53°
4
75°
53°
5
73°
54°
6
73°
52°
7
74°
52°
8
74°
53°
9
73°
57°
10
72°
52°
11
73°
54°
12
76°
54°
13
77°
53°
14
75°
54°
15
71°
51°
16
71°
51°
17
68°
50°
18
70°
53°
19
73°
55°
20
Hist. Avg.
70°
50°
21
Hist. Avg.
70°
50°
22
Hist. Avg.
70°
49°
23
Hist. Avg.
69°
49°
24
Hist. Avg.
69°
48°
25
Hist. Avg.
68°
48°
26
Hist. Avg.
68°
48°
27
Hist. Avg.
68°
47°
28
Hist. Avg.
67°
47°
29
Hist. Avg.
67°
46°
30
Hist. Avg.
66°
46°
1
Hist. Avg.
66°
46°
2
Hist. Avg.
66°
45°
3
Hist. Avg.
65°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Topsfield
Topsfield's September 2026 forecast shows daily high temperatures ranging from 68° to 82°, with overnight lows between 50° and 59°. The average high for September is 74° with an average low of 53°. 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 Topsfield. See also: October | November | December.