S
M
T
W
T
F
S
28
89°
72°
29
87°
70°
30
90°
66°
1
93°
67°
2
96°
72°
3
99°
73°
4
100°
74°
5
100°
75°
6
98°
76°
7
95°
75°
8
97°
75°
9
99°
76°
10
99°
76°
11
92°
72°
12
84°
67°
13
83°
67°
14
87°
68°
15
91°
72°
16
94°
75°
17
92°
73°
18
92°
75°
19
89°
72°
20
90°
73°
21
91°
70°
22
87°
69°
23
88°
69°
24
92°
73°
25
87°
69°
26
86°
69°
27
86°
70°
28
87°
70°
29
87°
73°
30
88°
74°
31
89°
73°
1
87°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Greenville
Greenville's July 2026 forecast shows daily high temperatures ranging from 83° to 99°, with overnight lows between 67° and 76°. The average high for July is 90° with an average low of 72°. 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 Greenville. See also: August | September | October.