S
M
T
W
T
F
S
26
59°
39°
27
65°
36°
28
62°
37°
29
61°
44°
30
54°
46°
1
62°
46°
2
56°
45°
3
53°
37°
4
69°
39°
5
72°
48°
6
68°
56°
7
64°
48°
8
61°
39°
9
58°
50°
10
71°
50°
11
58°
39°
12
65°
40°
13
61°
50°
14
61°
46°
15
61°
44°
16
66°
46°
17
70°
52°
18
73°
53°
19
74°
49°
20
70°
50°
21
72°
51°
22
74°
48°
23
75°
53°
24
76°
52°
25
75°
53°
26
76°
54°
27
77°
53°
28
76°
54°
29
77°
55°
30
78°
55°
31
77°
54°
1
77°
54°
2
72°
52°
3
71°
52°
4
71°
55°
5
74°
56°
6
78°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Franklin
Franklin's May 2026 forecast shows daily high temperatures ranging from 58° to 78°, with overnight lows between 39° and 56°. The average high for May is 71° with an average low of 51°. 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 Franklin. See also: June | July | August.