S
M
T
W
T
F
S
26
45°
34°
27
44°
35°
28
44°
33°
29
43°
34°
30
44°
36°
1
44°
37°
2
45°
37°
3
45°
35°
4
46°
32°
5
44°
32°
6
45°
34°
7
50°
36°
8
52°
38°
9
47°
38°
10
48°
37°
11
47°
37°
12
47°
38°
13
48°
37°
14
47°
38°
15
51°
39°
16
48°
38°
17
49°
38°
18
48°
39°
19
49°
39°
20
50°
40°
21
56°
40°
22
57°
38°
23
50°
39°
24
53°
41°
25
51°
37°
26
50°
37°
27
50°
38°
28
51°
39°
29
55°
38°
30
54°
40°
31
59°
40°
1
60°
37°
2
57°
36°
3
55°
41°
4
58°
37°
5
62°
38°
6
54°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in New Chelsea
New Chelsea's May 2026 forecast shows daily high temperatures ranging from 43° to 62°, with overnight lows between 32° and 41°. The average high for May is 50° with an average low of 37°. 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 Chelsea. See also: June | July | August.