S
M
T
W
T
F
S
26
85°
55°
27
84°
68°
28
81°
64°
29
74°
50°
30
67°
50°
1
60°
47°
2
63°
48°
3
68°
50°
4
76°
54°
5
77°
60°
6
71°
54°
7
72°
56°
8
74°
56°
9
75°
59°
10
78°
58°
11
74°
62°
12
80°
63°
13
75°
60°
14
72°
56°
15
72°
55°
16
73°
56°
17
74°
56°
18
75°
60°
19
78°
62°
20
79°
62°
21
82°
63°
22
83°
65°
23
83°
65°
24
84°
66°
25
85°
66°
26
84°
64°
27
78°
61°
28
79°
64°
29
82°
67°
30
82°
67°
31
83°
66°
1
86°
68°
2
86°
68°
3
85°
67°
4
84°
68°
5
85°
69°
6
85°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Laconia
Laconia's May 2026 forecast shows daily high temperatures ranging from 60° to 86°, with overnight lows between 47° and 69°. The average high for May is 78° with an average low of 61°. 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 Laconia. See also: June | July | August.