S
M
T
W
T
F
S
26
81°
61°
27
83°
60°
28
79°
58°
29
75°
60°
30
81°
61°
31
77°
59°
1
79°
60°
2
81°
56°
3
77°
54°
4
76°
53°
5
77°
56°
6
78°
54°
7
82°
56°
8
76°
53°
9
80°
55°
10
82°
61°
11
82°
54°
12
81°
58°
13
82°
62°
14
84°
62°
15
81°
54°
16
82°
51°
17
74°
51°
18
74°
53°
19
75°
53°
20
74°
54°
21
72°
55°
22
74°
59°
23
73°
60°
24
80°
59°
25
83°
51°
26
80°
49°
27
72°
49°
28
72°
50°
29
73°
53°
30
73°
58°
31
79°
59°
1
79°
58°
2
80°
54°
3
78°
50°
4
77°
55°
5
78°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Colton
Colton's August 2026 forecast shows daily high temperatures ranging from 72° to 84°, with overnight lows between 48° and 62°. The average high for August is 78° with an average low of 56°. 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 Colton. See also: September | October | November.