S
M
T
W
T
F
S
26
52°
40°
27
63°
42°
28
65°
52°
29
56°
39°
30
47°
35°
1
43°
34°
2
51°
34°
3
68°
45°
4
80°
49°
5
57°
38°
6
54°
36°
7
56°
40°
8
63°
44°
9
74°
43°
10
60°
38°
11
54°
39°
12
63°
49°
13
69°
48°
14
64°
47°
15
67°
47°
16
63°
45°
17
62°
47°
18
69°
46°
19
69°
52°
20
70°
51°
21
68°
42°
22
62°
42°
23
63°
44°
24
64°
43°
25
64°
44°
26
65°
45°
27
64°
45°
28
65°
46°
29
66°
50°
30
67°
55°
31
74°
51°
1
69°
52°
2
72°
56°
3
76°
56°
4
77°
57°
5
78°
58°
6
78°
59°
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 54° to 78°, with overnight lows between 36° and 59°. The average high for May is 66° 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 Franklin. See also: June | July | August.