S
M
T
W
T
F
S
28
87°
64°
29
87°
63°
30
85°
64°
1
88°
69°
2
90°
67°
3
91°
64°
4
86°
64°
5
86°
71°
6
91°
71°
7
92°
69°
8
93°
70°
9
91°
64°
10
85°
63°
11
85°
64°
12
86°
69°
13
86°
71°
14
93°
72°
15
94°
73°
16
94°
72°
17
93°
71°
18
93°
69°
19
90°
71°
20
91°
65°
21
86°
64°
22
85°
67°
23
85°
65°
24
86°
64°
25
84°
65°
26
85°
64°
27
84°
70°
28
88°
69°
29
91°
70°
30
92°
67°
31
91°
67°
1
85°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Carbondale
Carbondale's July 2026 forecast shows daily high temperatures ranging from 84° to 94°, with overnight lows between 63° and 73°. The average high for July is 89° with an average low of 67°. 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 Carbondale. See also: August | September | October.