S
M
T
W
T
F
S
26
61°
45°
27
72°
39°
28
68°
52°
29
64°
50°
30
50°
37°
1
57°
34°
2
46°
36°
3
59°
32°
4
72°
45°
5
75°
59°
6
63°
48°
7
61°
39°
8
61°
39°
9
66°
50°
10
63°
43°
11
61°
39°
12
68°
36°
13
66°
48°
14
50°
45°
15
66°
41°
16
73°
45°
17
84°
57°
18
88°
59°
19
82°
68°
20
73°
55°
21
63°
52°
22
N/A
23
57°
52°
24
76°
62°
25
75°
59°
26
77°
63°
27
76°
57°
28
78°
52°
29
75°
51°
30
69°
53°
31
70°
53°
1
78°
60°
2
76°
58°
3
76°
59°
4
77°
53°
5
77°
59°
6
76°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Delmont
Delmont's May 2026 forecast shows daily high temperatures ranging from 57° to 78°, with overnight lows between 51° and 63°. The average high for May is 74° 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 Delmont. See also: June | July | August.