S
M
T
W
T
F
S
28
90°
72°
29
93°
75°
30
91°
75°
1
93°
79°
2
97°
79°
3
97°
75°
4
95°
75°
5
93°
75°
6
93°
73°
7
95°
73°
8
95°
72°
9
93°
73°
10
93°
73°
11
90°
72°
12
89°
71°
13
80°
70°
14
81°
70°
15
89°
73°
16
90°
71°
17
88°
73°
18
85°
72°
19
88°
70°
20
83°
69°
21
82°
68°
22
84°
68°
23
87°
70°
24
86°
69°
25
89°
71°
26
86°
68°
27
89°
72°
28
89°
72°
29
88°
71°
30
85°
71°
31
84°
70°
1
88°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Simpsonville
Simpsonville's July 2026 forecast shows daily high temperatures ranging from 80° to 90°, with overnight lows between 68° and 73°. The average high for July is 86° with an average low of 71°. 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 Simpsonville. See also: August | September | October.