S
M
T
W
T
F
S
26
64°
35°
27
73°
37°
28
71°
43°
29
69°
46°
30
52°
42°
1
57°
40°
2
51°
35°
3
51°
36°
4
69°
47°
5
79°
51°
6
59°
42°
7
55°
37°
8
54°
32°
9
51°
32°
10
65°
48°
11
56°
34°
12
56°
32°
13
54°
41°
14
54°
47°
15
62°
48°
16
75°
47°
17
81°
57°
18
88°
54°
19
85°
68°
20
81°
58°
21
60°
42°
22
67°
35°
23
60°
44°
24
50°
47°
25
67°
49°
26
76°
57°
27
74°
49°
28
67°
47°
29
62°
45°
30
61°
45°
31
64°
46°
1
66°
48°
2
67°
47°
3
68°
50°
4
68°
52°
5
69°
47°
6
65°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Mount Holly
Mount Holly's May 2026 forecast shows daily high temperatures ranging from 50° to 76°, with overnight lows between 44° and 57°. The average high for May is 66° with an average low of 48°. 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 Mount Holly. See also: June | July | August.