S
M
T
W
T
F
S
27
81°
76°
28
85°
76°
29
80°
75°
30
84°
75°
1
84°
77°
2
87°
77°
3
83°
77°
4
85°
76°
5
85°
75°
6
86°
77°
7
86°
75°
8
85°
75°
9
86°
78°
10
88°
79°
11
88°
79°
12
89°
78°
13
89°
79°
14
86°
76°
15
88°
77°
16
87°
78°
17
82°
73°
18
86°
76°
19
87°
76°
20
87°
80°
21
87°
79°
22
88°
78°
23
89°
79°
24
90°
79°
25
90°
80°
26
90°
81°
27
90°
79°
28
90°
78°
29
88°
79°
30
89°
79°
31
90°
80°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in St Thomas
St Thomas's May 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Thomas. See also: June | July | August.
