S
M
T
W
T
F
S
26
59°
40°
27
55°
38°
28
56°
38°
29
58°
41°
30
59°
40°
1
60°
40°
2
62°
41°
3
60°
36°
4
59°
35°
5
59°
35°
6
61°
36°
7
63°
41°
8
65°
43°
9
64°
41°
10
64°
39°
11
63°
37°
12
62°
38°
13
61°
38°
14
62°
39°
15
63°
39°
16
64°
40°
17
65°
42°
18
65°
41°
19
66°
40°
20
66°
41°
21
67°
44°
22
67°
44°
23
69°
50°
24
69°
52°
25
76°
50°
26
73°
48°
27
70°
52°
28
77°
53°
29
78°
47°
30
77°
45°
31
70°
45°
1
69°
46°
2
72°
45°
3
74°
52°
4
79°
53°
5
79°
54°
6
73°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Northeast
Northeast's May 2026 forecast shows daily high temperatures ranging from 55° to 79°, with overnight lows between 35° and 54°. The average high for May is 66° with an average low of 43°. 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 Northeast. See also: June | July | August.