S
M
T
W
T
F
S
26
84°
62°
27
84°
72°
28
85°
72°
29
74°
59°
30
66°
57°
1
64°
52°
2
75°
45°
3
82°
52°
4
80°
61°
5
82°
66°
6
72°
56°
7
72°
51°
8
77°
55°
9
82°
59°
10
78°
63°
11
77°
56°
12
78°
56°
13
84°
58°
14
86°
59°
15
82°
61°
16
83°
60°
17
78°
63°
18
78°
64°
19
79°
64°
20
81°
65°
21
83°
59°
22
79°
57°
23
79°
58°
24
80°
60°
25
78°
59°
26
79°
58°
27
80°
59°
28
80°
60°
29
81°
64°
30
82°
66°
31
81°
67°
1
82°
67°
2
83°
66°
3
84°
68°
4
86°
68°
5
84°
67°
6
83°
68°
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 72° to 86°, with overnight lows between 51° and 68°. The average high for May is 80° with an average low of 61°. 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.