S
M
T
W
T
F
S
26
74°
43°
27
71°
45°
28
74°
48°
29
68°
50°
30
57°
38°
1
65°
30°
2
51°
37°
3
57°
31°
4
69°
35°
5
77°
54°
6
68°
52°
7
59°
41°
8
64°
44°
9
71°
47°
10
75°
53°
11
63°
42°
12
58°
38°
13
62°
45°
14
71°
53°
15
74°
53°
16
75°
55°
17
75°
54°
18
70°
48°
19
73°
52°
20
75°
53°
21
74°
52°
22
71°
45°
23
65°
44°
24
66°
46°
25
67°
49°
26
69°
47°
27
67°
46°
28
68°
47°
29
69°
47°
30
70°
53°
31
74°
55°
1
75°
56°
2
71°
55°
3
73°
53°
4
75°
53°
5
78°
56°
6
79°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lewisburg
Lewisburg's May 2026 forecast shows daily high temperatures ranging from 58° to 79°, with overnight lows between 38° and 57°. The average high for May is 70° with an average low of 50°. 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 Lewisburg. See also: June | July | August.