S
M
T
W
T
F
S
26
87°
66°
27
83°
63°
28
85°
65°
29
86°
61°
30
82°
65°
31
82°
65°
1
83°
62°
2
84°
65°
3
85°
66°
4
87°
65°
5
87°
63°
6
82°
60°
7
87°
65°
8
89°
65°
9
83°
66°
10
88°
65°
11
84°
63°
12
87°
65°
13
87°
65°
14
86°
62°
15
81°
58°
16
80°
58°
17
78°
63°
18
79°
64°
19
81°
64°
20
83°
63°
21
83°
64°
22
84°
63°
23
82°
63°
24
89°
63°
25
87°
63°
26
88°
62°
27
83°
61°
28
84°
63°
29
80°
57°
30
80°
55°
31
79°
56°
1
78°
61°
2
77°
63°
3
85°
62°
4
86°
63°
5
85°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Lake Heritage
Lake Heritage's August 2026 forecast shows daily high temperatures ranging from 77° to 89°, with overnight lows between 55° and 66°. The average high for August is 84° with an average low of 63°. 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 Lake Heritage. See also: September | October | November.