S
M
T
W
T
F
S
26
57°
16°
27
46°
28°
28
52°
18°
29
55°
21°
30
52°
19°
1
63°
19°
2
72°
43°
3
75°
25°
4
50°
23°
5
45°
25°
6
54°
16°
7
64°
16°
8
72°
34°
9
63°
32°
10
66°
32°
11
84°
45°
12
73°
37°
13
81°
36°
14
75°
50°
15
76°
42°
16
72°
45°
17
53°
39°
18
47°
36°
19
56°
34°
20
68°
42°
21
72°
43°
22
78°
47°
23
75°
51°
24
73°
49°
25
72°
44°
26
75°
47°
27
72°
46°
28
65°
48°
29
65°
45°
30
67°
44°
31
67°
46°
1
68°
52°
2
75°
53°
3
78°
54°
4
77°
55°
5
79°
54°
6
71°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in New Salem
New Salem's May 2026 forecast shows daily high temperatures ranging from 47° to 79°, with overnight lows between 34° and 55°. The average high for May is 70° with an average low of 47°. 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 New Salem. See also: June | July | August.