S
M
T
W
T
F
S
26
74°
62°
27
78°
62°
28
77°
61°
29
77°
62°
30
73°
59°
31
70°
58°
1
71°
61°
2
75°
62°
3
77°
63°
4
78°
62°
5
77°
61°
6
75°
62°
7
77°
62°
8
77°
61°
9
75°
54°
10
70°
53°
11
69°
56°
12
70°
55°
13
69°
52°
14
69°
53°
15
71°
60°
16
72°
60°
17
74°
56°
18
69°
53°
19
73°
56°
20
75°
58°
21
76°
61°
22
76°
59°
23
74°
59°
24
75°
54°
25
74°
51°
26
67°
54°
27
68°
59°
28
69°
56°
29
72°
55°
30
73°
58°
31
74°
53°
1
71°
54°
2
68°
49°
3
66°
49°
4
69°
52°
5
70°
56°
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 66° to 78°, with overnight lows between 49° and 63°. The average high for August is 73° with an average low of 57°. 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.