S
M
T
W
T
F
S
28
72°
50°
29
68°
46°
30
79°
48°
1
86°
50°
2
86°
50°
3
90°
52°
4
91°
54°
5
99°
55°
6
86°
64°
7
88°
60°
8
87°
64°
9
90°
64°
10
98°
72°
11
106°
75°
12
107°
73°
13
97°
67°
14
98°
65°
15
92°
64°
16
91°
64°
17
98°
67°
18
94°
64°
19
89°
63°
20
90°
60°
21
93°
65°
22
94°
66°
23
94°
67°
24
95°
67°
25
95°
66°
26
94°
66°
27
95°
67°
28
95°
67°
29
94°
66°
30
94°
67°
31
93°
66°
1
95°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Fort Smith
Fort Smith's July 2026 forecast shows daily high temperatures ranging from 87° to 107°, with overnight lows between 60° and 75°. The average high for July is 94° with an average low of 66°. 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 Fort Smith. See also: August | September | October.