S
M
T
W
T
F
S
28
91°
82°
29
91°
83°
30
91°
83°
1
90°
83°
2
92°
82°
3
92°
82°
4
90°
83°
5
93°
83°
6
89°
82°
7
93°
79°
8
95°
83°
9
93°
84°
10
94°
83°
11
95°
83°
12
92°
81°
13
89°
81°
14
89°
79°
15
90°
77°
16
91°
79°
17
94°
79°
18
94°
79°
19
95°
80°
20
94°
82°
21
92°
80°
22
90°
80°
23
89°
80°
24
93°
78°
25
94°
80°
26
95°
79°
27
89°
78°
28
89°
78°
29
93°
79°
30
94°
84°
31
92°
79°
1
91°
78°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in St Thomas
St Thomas's July 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for July 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 July weather will actually feel in St Thomas. See also: August | September | October.
