S
M
T
W
T
F
S
26
89°
72°
27
91°
72°
28
91°
72°
29
87°
72°
30
88°
72°
31
92°
73°
1
92°
72°
2
93°
73°
3
94°
73°
4
93°
72°
5
93°
72°
6
92°
71°
7
90°
72°
8
90°
72°
9
88°
71°
10
87°
68°
11
87°
68°
12
88°
72°
13
91°
72°
14
89°
71°
15
89°
71°
16
88°
70°
17
92°
70°
18
93°
69°
19
90°
69°
20
89°
70°
21
92°
71°
22
93°
70°
23
92°
70°
24
90°
69°
25
92°
68°
26
91°
66°
27
87°
68°
28
88°
69°
29
86°
65°
30
86°
65°
31
89°
67°
1
90°
67°
2
91°
66°
3
88°
68°
4
90°
66°
5
89°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Dillon
Dillon's August 2026 forecast shows daily high temperatures ranging from 86° to 94°, with overnight lows between 63° and 73°. The average high for August is 90° with an average low of 70°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Dillon. See also: September | October | November.