S
M
T
W
T
F
S
30
72°
48°
31
71°
55°
1
71°
49°
2
74°
53°
3
71°
50°
4
68°
47°
5
69°
48°
6
69°
51°
7
68°
48°
8
72°
55°
9
74°
47°
10
73°
45°
11
71°
46°
12
73°
47°
13
74°
51°
14
75°
53°
15
76°
52°
16
75°
54°
17
76°
53°
18
75°
46°
19
64°
42°
20
65°
41°
21
64°
40°
22
Hist. Avg.
67°
44°
23
Hist. Avg.
67°
43°
24
Hist. Avg.
66°
43°
25
Hist. Avg.
66°
42°
26
Hist. Avg.
65°
42°
27
Hist. Avg.
65°
42°
28
Hist. Avg.
64°
41°
29
Hist. Avg.
64°
41°
30
Hist. Avg.
64°
40°
1
Hist. Avg.
63°
40°
2
Hist. Avg.
63°
39°
3
Hist. Avg.
62°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Melrose
Melrose's September 2026 forecast shows daily high temperatures ranging from 64° to 76°, with overnight lows between 40° and 55°. The average high for September is 71° with an average low of 49°. 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 Melrose. See also: October | November | December.