S
M
T
W
T
F
S
26
64°
57°
27
66°
57°
28
69°
57°
29
73°
56°
30
73°
60°
1
N/A
2
65°
49°
3
63°
49°
4
58°
51°
5
57°
52°
6
55°
48°
7
59°
48°
8
60°
54°
9
59°
55°
10
58°
55°
11
58°
53°
12
57°
51°
13
58°
52°
14
61°
52°
15
59°
52°
16
60°
53°
17
62°
54°
18
64°
55°
19
65°
57°
20
65°
57°
21
66°
56°
22
63°
58°
23
62°
59°
24
62°
58°
25
63°
58°
26
64°
58°
27
67°
61°
28
66°
60°
29
68°
58°
30
68°
60°
31
67°
56°
1
63°
56°
2
63°
57°
3
64°
56°
4
64°
56°
5
65°
56°
6
66°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Laccio
Laccio's May 2026 forecast shows daily high temperatures ranging from 55° to 68°, with overnight lows between 48° and 61°. The average high for May is 62° with an average low of 55°. 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 Laccio. See also: June | July | August.