S
M
T
W
T
F
S
26
65°
42°
27
66°
45°
28
57°
45°
29
63°
42°
30
69°
45°
1
71°
45°
2
66°
48°
3
63°
52°
4
58°
48°
5
62°
45°
6
56°
44°
7
59°
40°
8
64°
46°
9
66°
45°
10
57°
41°
11
54°
38°
12
60°
35°
13
53°
44°
14
54°
42°
15
58°
41°
16
56°
41°
17
59°
46°
18
56°
44°
19
64°
49°
20
65°
52°
21
73°
52°
22
82°
54°
23
77°
59°
24
83°
56°
25
92°
60°
26
88°
54°
27
74°
49°
28
81°
58°
29
76°
56°
30
74°
57°
31
72°
55°
1
70°
54°
2
68°
51°
3
68°
52°
4
68°
50°
5
65°
51°
6
61°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Longford
Longford's May 2026 forecast shows daily high temperatures ranging from 61° to 92°, with overnight lows between 45° and 60°. The average high for May is 74° with an average low of 53°. 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 Longford. See also: June | July | August.