S
M
T
W
T
F
S
28
92°
70°
29
92°
71°
30
93°
70°
1
92°
72°
2
93°
73°
3
95°
72°
4
94°
71°
5
92°
70°
6
90°
70°
7
86°
72°
8
86°
70°
9
87°
71°
10
86°
73°
11
90°
70°
12
90°
69°
13
91°
70°
14
90°
70°
15
90°
68°
16
89°
66°
17
90°
68°
18
91°
70°
19
91°
70°
20
90°
69°
21
86°
70°
22
84°
70°
23
85°
69°
24
85°
70°
25
87°
69°
26
86°
70°
27
86°
70°
28
87°
70°
29
86°
70°
30
86°
70°
31
87°
65°
1
86°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Stevenson
Stevenson's July 2026 forecast shows daily high temperatures ranging from 84° to 95°, with overnight lows between 65° and 73°. The average high for July is 89° with an average low of 70°. 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 Stevenson. See also: August | September | October.