S
M
T
W
T
F
S
26
60°
36°
27
47°
36°
28
45°
38°
29
44°
38°
30
43°
39°
1
57°
40°
2
56°
38°
3
43°
35°
4
62°
35°
5
51°
41°
6
53°
44°
7
53°
41°
8
62°
37°
9
52°
34°
10
50°
42°
11
49°
43°
12
53°
39°
13
61°
38°
14
57°
40°
15
58°
44°
16
65°
49°
17
73°
46°
18
69°
44°
19
71°
52°
20
73°
54°
21
62°
42°
22
58°
41°
23
57°
44°
24
60°
43°
25
59°
45°
26
61°
46°
27
62°
46°
28
60°
47°
29
63°
45°
30
67°
48°
31
64°
49°
1
64°
46°
2
62°
44°
3
62°
46°
4
63°
50°
5
63°
50°
6
66°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in West Green Harbour
West Green Harbour's May 2026 forecast shows daily high temperatures ranging from 57° to 73°, with overnight lows between 41° and 54°. The average high for May is 64° with an average low of 47°. 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 West Green Harbour. See also: June | July | August.