S
M
T
W
T
F
S
26
85°
67°
27
85°
67°
28
84°
66°
29
85°
65°
30
81°
60°
31
78°
59°
1
78°
62°
2
79°
62°
3
80°
65°
4
83°
65°
5
83°
66°
6
84°
66°
7
80°
65°
8
78°
62°
9
79°
61°
10
79°
59°
11
82°
64°
12
84°
65°
13
85°
66°
14
86°
65°
15
85°
66°
16
86°
65°
17
86°
57°
18
81°
56°
19
77°
55°
20
76°
55°
21
77°
56°
22
78°
55°
23
78°
56°
24
79°
56°
25
82°
57°
26
84°
60°
27
84°
56°
28
78°
55°
29
76°
54°
30
77°
55°
31
79°
57°
1
81°
54°
2
77°
53°
3
76°
59°
4
80°
62°
5
82°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Chatfield
Chatfield's August 2026 forecast shows daily high temperatures ranging from 76° to 86°, with overnight lows between 53° and 67°. The average high for August is 81° with an average low of 60°. 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 Chatfield. See also: September | October | November.