S
M
T
W
T
F
S
26
75°
43°
27
77°
46°
28
79°
46°
29
81°
46°
30
70°
54°
1
70°
54°
2
79°
45°
3
75°
46°
4
75°
48°
5
64°
55°
6
72°
55°
7
73°
50°
8
72°
50°
9
79°
52°
10
68°
61°
11
73°
57°
12
72°
57°
13
68°
55°
14
70°
54°
15
61°
54°
16
64°
50°
17
73°
46°
18
73°
53°
19
70°
55°
20
78°
53°
21
83°
55°
22
85°
56°
23
86°
57°
24
85°
57°
25
80°
58°
26
82°
58°
27
84°
59°
28
83°
59°
29
84°
60°
30
86°
61°
31
79°
58°
1
76°
55°
2
75°
54°
3
76°
54°
4
76°
55°
5
79°
56°
6
80°
57°
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 70° to 86°, with overnight lows between 53° and 61°. The average high for May is 80° with an average low of 57°. 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.