S
M
T
W
T
F
S
30
92°
60°
31
93°
58°
1
93°
58°
2
91°
62°
3
92°
62°
4
91°
61°
5
90°
64°
6
92°
62°
7
92°
60°
8
88°
61°
9
87°
57°
10
90°
56°
11
86°
58°
12
90°
61°
13
91°
55°
14
91°
51°
15
86°
51°
16
79°
52°
17
81°
54°
18
81°
55°
19
80°
51°
20
79°
51°
21
80°
53°
22
86°
51°
23
86°
57°
24
80°
56°
25
80°
57°
26
83°
57°
27
86°
54°
28
84°
53°
29
81°
56°
30
79°
54°
1
77°
55°
2
76°
54°
3
75°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Melrose
Melrose's September 2026 forecast shows daily high temperatures ranging from 75° to 93°, with overnight lows between 48° and 64°. The average high for September is 85° with an average low of 56°. 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.