S
M
T
W
T
F
S
26
86°
73°
27
89°
75°
28
87°
76°
29
81°
61°
30
66°
59°
1
57°
48°
2
75°
56°
3
78°
60°
4
83°
67°
5
87°
68°
6
89°
56°
7
74°
55°
8
79°
61°
9
83°
66°
10
85°
64°
11
86°
66°
12
85°
65°
13
85°
66°
14
84°
62°
15
87°
67°
16
86°
67°
17
87°
68°
18
86°
68°
19
87°
67°
20
87°
68°
21
84°
67°
22
79°
68°
23
83°
68°
24
87°
67°
25
85°
68°
26
82°
62°
27
81°
62°
28
83°
68°
29
84°
69°
30
86°
68°
31
86°
68°
1
87°
67°
2
88°
68°
3
90°
70°
4
90°
70°
5
89°
69°
6
89°
69°
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 57° to 90°, with overnight lows between 48° and 70°. The average high for May is 84° with an average low of 65°. 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.