S
M
T
W
T
F
S
30
75°
60°
31
80°
62°
1
80°
54°
2
81°
55°
3
73°
54°
4
74°
55°
5
76°
62°
6
78°
60°
7
80°
55°
8
73°
59°
9
72°
60°
10
75°
60°
11
77°
59°
12
77°
57°
13
71°
58°
14
70°
52°
15
73°
52°
16
70°
51°
17
70°
54°
18
71°
56°
19
74°
56°
20
71°
57°
21
74°
55°
22
72°
49°
23
70°
54°
24
67°
56°
25
72°
52°
26
65°
51°
27
66°
53°
28
Hist. Avg.
69°
50°
29
Hist. Avg.
68°
49°
30
Hist. Avg.
68°
49°
1
Hist. Avg.
68°
48°
2
Hist. Avg.
67°
48°
3
Hist. Avg.
67°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Salem
Salem's September 2026 forecast shows daily high temperatures ranging from 65° to 81°, with overnight lows between 49° and 62°. The average high for September is 73° 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 Salem. See also: October | November | December.
