S
M
T
W
T
F
S
26
82°
62°
27
73°
53°
28
71°
46°
29
85°
60°
30
80°
64°
1
70°
61°
2
62°
53°
3
74°
44°
4
80°
43°
5
84°
48°
6
89°
54°
7
79°
64°
8
74°
55°
9
76°
59°
10
87°
61°
11
87°
61°
12
73°
55°
13
80°
55°
14
83°
53°
15
80°
47°
16
87°
51°
17
91°
67°
18
90°
62°
19
90°
60°
20
93°
62°
21
93°
64°
22
90°
68°
23
84°
69°
24
87°
67°
25
81°
69°
26
82°
69°
27
85°
67°
28
88°
72°
29
83°
68°
30
80°
65°
31
73°
59°
1
79°
61°
2
81°
63°
3
81°
64°
4
81°
64°
5
83°
66°
6
82°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Waynesboro
Waynesboro's May 2026 forecast shows daily high temperatures ranging from 73° to 88°, with overnight lows between 59° and 72°. The average high for May is 82° with an average low of 66°. 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 Waynesboro. See also: June | July | August.