S
M
T
W
T
F
S
28
89°
64°
29
88°
64°
30
88°
65°
1
90°
64°
2
91°
65°
3
93°
68°
4
93°
70°
5
92°
69°
6
91°
69°
7
88°
70°
8
89°
70°
9
88°
68°
10
90°
68°
11
90°
71°
12
93°
71°
13
88°
70°
14
92°
71°
15
91°
71°
16
92°
70°
17
90°
71°
18
89°
69°
19
88°
67°
20
93°
66°
21
92°
70°
22
92°
70°
23
91°
69°
24
91°
71°
25
93°
70°
26
90°
70°
27
93°
69°
28
Hist. Avg.
91°
69°
29
Hist. Avg.
91°
69°
30
Hist. Avg.
91°
69°
31
Hist. Avg.
91°
69°
1
Hist. Avg.
91°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in Clemson
Clemson's July 2026 forecast shows daily high temperatures ranging from 88° to 93°, with overnight lows between 64° and 71°. The average high for July is 91° with an average low of 69°. 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 Clemson. See also: August | September | October.