S
M
T
W
T
F
S
28
93°
73°
29
90°
72°
30
90°
72°
1
91°
68°
2
93°
68°
3
97°
70°
4
97°
72°
5
99°
70°
6
93°
72°
7
93°
75°
8
98°
75°
9
98°
76°
10
98°
75°
11
98°
73°
12
92°
70°
13
87°
67°
14
91°
68°
15
97°
69°
16
96°
70°
17
97°
71°
18
94°
73°
19
95°
71°
20
93°
70°
21
92°
71°
22
89°
69°
23
89°
70°
24
90°
71°
25
89°
71°
26
89°
72°
27
91°
72°
28
91°
72°
29
87°
72°
30
88°
72°
31
92°
73°
1
92°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Dillon
Dillon's July 2026 forecast shows daily high temperatures ranging from 87° to 98°, with overnight lows between 67° and 76°. The average high for July is 93° 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 Dillon. See also: August | September | October.