S
M
T
W
T
F
S
30
85°
59°
31
83°
57°
1
81°
56°
2
80°
58°
3
81°
58°
4
81°
57°
5
85°
60°
6
79°
64°
7
86°
61°
8
83°
56°
9
79°
56°
10
79°
54°
11
78°
55°
12
77°
54°
13
78°
56°
14
77°
55°
15
78°
59°
16
79°
58°
17
78°
54°
18
80°
54°
19
80°
60°
20
80°
57°
21
82°
55°
22
Hist. Avg.
77°
51°
23
Hist. Avg.
77°
51°
24
Hist. Avg.
77°
50°
25
Hist. Avg.
76°
50°
26
Hist. Avg.
76°
50°
27
Hist. Avg.
76°
49°
28
Hist. Avg.
75°
49°
29
Hist. Avg.
75°
48°
30
Hist. Avg.
74°
48°
1
Hist. Avg.
74°
48°
2
Hist. Avg.
74°
47°
3
Hist. Avg.
73°
47°
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 77° to 86°, with overnight lows between 54° and 64°. The average high for September is 80° with an average low of 57°. 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.
