S
M
T
W
T
F
S
26
73°
56°
27
73°
51°
28
66°
52°
29
79°
57°
30
75°
51°
1
68°
50°
2
64°
49°
3
69°
38°
4
78°
40°
5
80°
52°
6
73°
60°
7
77°
49°
8
70°
43°
9
75°
48°
10
83°
52°
11
65°
49°
12
73°
41°
13
79°
43°
14
71°
46°
15
77°
38°
16
83°
61°
17
90°
64°
18
90°
62°
19
90°
63°
20
92°
65°
21
86°
58°
22
69°
56°
23
75°
61°
24
77°
62°
25
79°
62°
26
82°
61°
27
82°
64°
28
83°
62°
29
81°
59°
30
84°
64°
31
84°
63°
1
85°
64°
2
85°
65°
3
84°
64°
4
80°
64°
5
79°
61°
6
83°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lake Norman
Lake Norman's May 2026 forecast shows daily high temperatures ranging from 69° to 92°, with overnight lows between 56° and 65°. The average high for May is 83° with an average low of 62°. 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 Lake Norman. See also: June | July | August.