S
M
T
W
T
F
S
26
36°
33°
27
39°
33°
28
38°
30°
29
36°
33°
30
37°
32°
1
40°
29°
2
33°
26°
3
36°
26°
4
37°
25°
5
34°
26°
6
33°
24°
7
35°
27°
8
36°
24°
9
41°
25°
10
40°
32°
11
53°
39°
12
50°
40°
13
52°
41°
14
56°
42°
15
45°
35°
16
47°
36°
17
50°
36°
18
47°
35°
19
49°
37°
20
50°
37°
21
52°
38°
22
51°
38°
23
53°
40°
24
53°
39°
25
52°
39°
26
49°
40°
27
53°
40°
28
55°
41°
29
50°
41°
30
56°
40°
31
53°
41°
1
52°
41°
2
55°
42°
3
56°
43°
4
55°
43°
5
54°
42°
6
58°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Chulloonawick
Chulloonawick's May 2026 forecast shows daily high temperatures ranging from 33° to 58°, with overnight lows between 24° and 44°. The average high for May is 48° with an average low of 36°. 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 Chulloonawick. See also: June | July | August.