S
M
T
W
T
F
S
26
64°
52°
27
57°
50°
28
55°
49°
29
59°
49°
30
62°
52°
1
61°
54°
2
66°
54°
3
68°
56°
4
73°
58°
5
62°
56°
6
58°
54°
7
61°
52°
8
60°
54°
9
61°
52°
10
64°
54°
11
62°
55°
12
67°
54°
13
65°
58°
14
60°
53°
15
56°
50°
16
58°
48°
17
60°
51°
18
60°
53°
19
64°
54°
20
62°
52°
21
67°
53°
22
67°
55°
23
64°
55°
24
62°
54°
25
61°
54°
26
64°
51°
27
68°
55°
28
68°
57°
29
62°
54°
30
63°
48°
31
68°
50°
1
74°
56°
2
75°
57°
3
69°
55°
4
65°
52°
5
62°
50°
6
59°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Nelson Island
Nelson Island's May 2026 forecast shows daily high temperatures ranging from 59° to 75°, with overnight lows between 48° and 57°. The average high for May is 67° with an average low of 52°. 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 Nelson Island. See also: June | July | August.