S
M
T
W
T
F
S
26
60°
39°
27
60°
39°
28
59°
43°
29
56°
41°
30
59°
42°
1
55°
41°
2
57°
39°
3
55°
40°
4
58°
41°
5
61°
42°
6
65°
39°
7
63°
45°
8
61°
41°
9
62°
38°
10
61°
38°
11
61°
39°
12
62°
40°
13
62°
40°
14
60°
41°
15
61°
41°
16
61°
40°
17
62°
41°
18
63°
41°
19
64°
42°
20
64°
43°
21
65°
42°
22
66°
44°
23
67°
51°
24
71°
51°
25
70°
48°
26
67°
45°
27
67°
46°
28
69°
50°
29
68°
53°
30
67°
52°
31
67°
52°
1
69°
54°
2
71°
54°
3
69°
53°
4
74°
53°
5
77°
48°
6
74°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Florence
Florence's May 2026 forecast shows daily high temperatures ranging from 55° to 77°, with overnight lows between 38° and 54°. The average high for May is 64° with an average low of 44°. 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 Florence. See also: June | July | August.