S
M
T
W
T
F
S
28
98°
75°
29
98°
71°
30
96°
73°
1
96°
72°
2
95°
74°
3
96°
75°
4
100°
73°
5
96°
71°
6
91°
73°
7
96°
74°
8
97°
74°
9
98°
73°
10
96°
74°
11
97°
79°
12
99°
73°
13
99°
74°
14
99°
74°
15
98°
73°
16
100°
75°
17
100°
73°
18
97°
73°
19
92°
72°
20
93°
71°
21
93°
74°
22
94°
73°
23
94°
74°
24
95°
74°
25
97°
73°
26
98°
74°
27
98°
74°
28
100°
73°
29
100°
75°
30
101°
75°
31
101°
74°
1
100°
75°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Stephenville
Stephenville's July 2026 forecast shows daily high temperatures ranging from 91° to 101°, with overnight lows between 71° and 79°. The average high for July is 97° with an average low of 74°. 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 Stephenville. See also: August | September | October.