S
M
T
W
T
F
S
26
60°
38°
27
69°
38°
28
60°
47°
29
54°
48°
30
51°
39°
1
51°
35°
2
46°
36°
3
53°
35°
4
69°
44°
5
75°
50°
6
55°
42°
7
53°
36°
8
53°
36°
9
53°
43°
10
61°
41°
11
56°
34°
12
59°
32°
13
61°
46°
14
48°
42°
15
61°
41°
16
76°
47°
17
83°
57°
18
90°
68°
19
88°
63°
20
71°
41°
21
58°
40°
22
62°
47°
23
59°
51°
24
64°
52°
25
69°
53°
26
71°
54°
27
69°
54°
28
70°
56°
29
71°
54°
30
74°
56°
31
72°
62°
1
67°
52°
2
66°
55°
3
65°
55°
4
67°
54°
5
68°
54°
6
69°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in New Ireland
New Ireland's May 2026 forecast shows daily high temperatures ranging from 58° to 90°, with overnight lows between 40° and 68°. The average high for May is 70° with an average low of 54°. 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 New Ireland. See also: June | July | August.