S
M
T
W
T
F
S
26
80°
54°
27
83°
61°
28
67°
53°
29
66°
48°
30
65°
39°
1
64°
41°
2
64°
39°
3
75°
38°
4
81°
60°
5
72°
49°
6
62°
47°
7
66°
47°
8
76°
55°
9
77°
57°
10
72°
54°
11
75°
54°
12
79°
56°
13
78°
59°
14
83°
56°
15
80°
57°
16
85°
62°
17
77°
55°
18
74°
59°
19
80°
59°
20
78°
58°
21
80°
53°
22
72°
52°
23
73°
53°
24
73°
55°
25
71°
53°
26
73°
53°
27
74°
54°
28
75°
55°
29
76°
58°
30
78°
62°
31
77°
63°
1
77°
61°
2
78°
58°
3
78°
63°
4
77°
64°
5
79°
65°
6
79°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Salem
Salem's May 2026 forecast shows daily high temperatures ranging from 62° to 85°, with overnight lows between 47° and 65°. The average high for May is 76° 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 May weather will actually feel in Salem. See also: June | July | August.
