S
M
T
W
T
F
S
26
63°
32°
27
61°
33°
28
61°
27°
29
48°
38°
30
53°
38°
1
54°
41°
2
58°
36°
3
48°
33°
4
56°
37°
5
56°
38°
6
55°
46°
7
60°
40°
8
55°
31°
9
57°
29°
10
55°
45°
11
62°
46°
12
56°
37°
13
56°
36°
14
66°
44°
15
66°
38°
16
72°
38°
17
79°
46°
18
66°
44°
19
63°
47°
20
85°
46°
21
62°
35°
22
64°
29°
23
62°
27°
24
65°
29°
25
53°
48°
26
70°
43°
27
63°
45°
28
53°
44°
29
51°
41°
30
54°
38°
31
59°
39°
1
62°
40°
2
63°
41°
3
71°
44°
4
74°
45°
5
73°
46°
6
70°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in St. Martins
St. Martins's May 2026 forecast shows daily high temperatures ranging from 51° to 74°, with overnight lows between 38° and 48°. The average high for May is 63° with an average low of 43°. 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 St. Martins. See also: June | July | August.
