S
M
T
W
T
F
S
26
85°
70°
27
83°
72°
28
84°
73°
29
88°
72°
30
83°
72°
31
83°
71°
1
82°
72°
2
83°
72°
3
83°
73°
4
86°
73°
5
87°
72°
6
82°
70°
7
83°
72°
8
87°
71°
9
84°
72°
10
87°
72°
11
84°
71°
12
82°
72°
13
83°
72°
14
85°
71°
15
80°
70°
16
81°
70°
17
81°
71°
18
82°
72°
19
82°
72°
20
83°
71°
21
83°
71°
22
82°
70°
23
84°
70°
24
87°
71°
25
87°
71°
26
85°
70°
27
86°
69°
28
83°
70°
29
80°
66°
30
85°
64°
31
79°
65°
1
78°
69°
2
79°
69°
3
84°
68°
4
84°
70°
5
84°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Chincoteague
Chincoteague's August 2026 forecast shows daily high temperatures ranging from 78° to 88°, with overnight lows between 64° and 73°. The average high for August is 83° with an average low of 71°. 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 Chincoteague. See also: September | October | November.
