S
M
T
W
T
F
S
26
66°
34°
27
71°
36°
28
61°
36°
29
54°
44°
30
52°
43°
1
63°
38°
2
55°
37°
3
51°
37°
4
67°
45°
5
74°
55°
6
64°
44°
7
61°
40°
8
56°
36°
9
57°
37°
10
61°
40°
11
59°
41°
12
61°
43°
13
62°
44°
14
61°
46°
15
62°
45°
16
63°
43°
17
70°
47°
18
70°
49°
19
69°
48°
20
66°
48°
21
66°
49°
22
67°
49°
23
64°
46°
24
62°
45°
25
64°
45°
26
64°
50°
27
65°
48°
28
65°
46°
29
66°
44°
30
65°
48°
31
66°
52°
1
68°
49°
2
67°
47°
3
67°
52°
4
72°
53°
5
68°
53°
6
68°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in New Durham
New Durham's May 2026 forecast shows daily high temperatures ranging from 51° to 74°, with overnight lows between 36° and 55°. The average high for May is 65° with an average low of 46°. 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 Durham. See also: June | July | August.