S
M
T
W
T
F
S
28
75°
63°
29
88°
70°
30
86°
63°
1
81°
59°
2
84°
57°
3
84°
59°
4
84°
61°
5
84°
59°
6
90°
59°
7
77°
61°
8
73°
59°
9
81°
55°
10
82°
59°
11
88°
63°
12
90°
68°
13
91°
70°
14
91°
64°
15
N/A
16
91°
68°
17
95°
64°
18
89°
61°
19
90°
68°
20
85°
57°
21
79°
56°
22
77°
60°
23
84°
57°
24
79°
59°
25
81°
59°
26
80°
58°
27
77°
59°
28
80°
58°
29
75°
60°
30
76°
61°
31
78°
58°
1
80°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in St. Stephen
St. Stephen's July 2026 forecast shows daily high temperatures ranging from 75° to 95°, with overnight lows between 56° and 68°. The average high for July is 82° with an average low of 60°. 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. Stephen. See also: August | September | October.