S
M
T
W
T
F
S
26
58°
47°
27
71°
38°
28
63°
44°
29
62°
55°
30
70°
43°
1
70°
37°
2
63°
48°
3
65°
35°
4
78°
43°
5
85°
53°
6
73°
58°
7
62°
39°
8
74°
50°
9
74°
48°
10
81°
55°
11
63°
43°
12
67°
44°
13
66°
50°
14
69°
46°
15
74°
52°
16
80°
54°
17
75°
54°
18
80°
59°
19
80°
58°
20
77°
59°
21
69°
51°
22
68°
52°
23
69°
51°
24
70°
50°
25
71°
52°
26
74°
56°
27
74°
53°
28
76°
55°
29
77°
53°
30
79°
59°
31
81°
61°
1
76°
61°
2
81°
59°
3
81°
61°
4
82°
62°
5
82°
62°
6
81°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Jeffersonton
Jeffersonton's May 2026 forecast shows daily high temperatures ranging from 62° to 82°, with overnight lows between 39° and 63°. The average high for May is 75° with an average low of 54°. 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 Jeffersonton. See also: June | July | August.