S
M
T
W
T
F
S
26
62°
40°
27
66°
36°
28
59°
38°
29
52°
44°
30
53°
45°
1
62°
43°
2
55°
41°
3
56°
39°
4
66°
48°
5
77°
55°
6
71°
56°
7
62°
42°
8
58°
37°
9
60°
38°
10
57°
46°
11
61°
45°
12
59°
43°
13
61°
45°
14
62°
43°
15
63°
45°
16
70°
49°
17
71°
48°
18
71°
50°
19
70°
49°
20
67°
49°
21
67°
48°
22
68°
50°
23
65°
47°
24
62°
45°
25
64°
46°
26
65°
51°
27
65°
48°
28
66°
47°
29
65°
45°
30
66°
48°
31
67°
53°
1
69°
50°
2
68°
47°
3
68°
53°
4
72°
54°
5
69°
53°
6
69°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Danville
Danville's May 2026 forecast shows daily high temperatures ranging from 55° to 77°, with overnight lows between 37° and 56°. The average high for May is 65° with an average low of 47°. 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 Danville. See also: June | July | August.