S
M
T
W
T
F
S
26
66°
52°
27
70°
50°
28
73°
46°
29
75°
48°
30
72°
55°
1
77°
54°
2
74°
59°
3
71°
57°
4
68°
52°
5
70°
53°
6
73°
53°
7
78°
56°
8
79°
56°
9
78°
58°
10
77°
56°
11
77°
57°
12
75°
57°
13
75°
58°
14
74°
57°
15
74°
56°
16
75°
58°
17
77°
59°
18
78°
60°
19
78°
60°
20
77°
59°
21
78°
60°
22
78°
60°
23
79°
61°
24
79°
61°
25
78°
60°
26
78°
61°
27
77°
60°
28
72°
58°
29
71°
58°
30
71°
59°
31
72°
60°
1
73°
61°
2
75°
60°
3
75°
60°
4
74°
59°
5
74°
59°
6
73°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lake Murray
Lake Murray's May 2026 forecast shows daily high temperatures ranging from 68° to 79°, with overnight lows between 52° and 61°. The average high for May is 75° with an average low of 58°. 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 Murray. See also: June | July | August.