S
M
T
W
T
F
S
26
55°
37°
27
55°
41°
28
55°
38°
29
58°
34°
30
58°
39°
1
56°
40°
2
64°
39°
3
62°
38°
4
66°
47°
5
73°
45°
6
58°
44°
7
60°
44°
8
62°
48°
9
59°
49°
10
60°
50°
11
58°
49°
12
57°
48°
13
59°
44°
14
58°
50°
15
57°
47°
16
58°
49°
17
60°
44°
18
55°
42°
19
55°
41°
20
56°
41°
21
63°
46°
22
58°
42°
23
62°
42°
24
64°
45°
25
57°
43°
26
61°
42°
27
64°
44°
28
65°
47°
29
66°
49°
30
66°
49°
31
65°
47°
1
65°
48°
2
64°
46°
3
60°
46°
4
58°
45°
5
58°
44°
6
59°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in North Broughton Island
North Broughton Island's May 2026 forecast shows daily high temperatures ranging from 55° to 73°, with overnight lows between 41° and 50°. The average high for May is 61° with an average low of 46°. 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 North Broughton Island. See also: June | July | August.