S
M
T
W
T
F
S
30
80°
61°
31
81°
59°
1
81°
54°
2
80°
53°
3
80°
52°
4
73°
56°
5
79°
56°
6
80°
57°
7
79°
50°
8
72°
48°
9
70°
52°
10
72°
57°
11
78°
49°
12
77°
57°
13
77°
55°
14
76°
56°
15
76°
57°
16
79°
56°
17
Hist. Avg.
70°
44°
18
Hist. Avg.
70°
44°
19
Hist. Avg.
69°
43°
20
Hist. Avg.
69°
43°
21
Hist. Avg.
69°
43°
22
Hist. Avg.
68°
42°
23
Hist. Avg.
68°
42°
24
Hist. Avg.
67°
42°
25
Hist. Avg.
67°
41°
26
Hist. Avg.
67°
41°
27
Hist. Avg.
66°
40°
28
Hist. Avg.
66°
40°
29
Hist. Avg.
65°
40°
30
Hist. Avg.
65°
39°
1
Hist. Avg.
65°
39°
2
Hist. Avg.
64°
39°
3
Hist. Avg.
64°
38°
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 70° to 81°, with overnight lows between 48° and 61°. The average high for September is 77° 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 Melrose. See also: October | November | December.