S
M
T
W
T
F
S
26
90°
70°
27
88°
72°
28
88°
70°
29
86°
68°
30
82°
68°
31
70°
61°
1
82°
61°
2
81°
62°
3
83°
61°
4
74°
54°
5
77°
55°
6
79°
60°
7
83°
60°
8
82°
62°
9
81°
60°
10
80°
60°
11
79°
58°
12
78°
60°
13
81°
60°
14
80°
58°
15
78°
63°
16
83°
63°
17
83°
64°
18
84°
63°
19
82°
62°
20
83°
62°
21
83°
64°
22
84°
63°
23
83°
63°
24
80°
62°
25
80°
60°
26
73°
60°
27
72°
59°
28
78°
60°
29
81°
61°
30
82°
62°
31
83°
61°
1
82°
60°
2
83°
62°
3
83°
62°
4
82°
61°
5
83°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Lake Lillian
Lake Lillian's August 2026 forecast shows daily high temperatures ranging from 72° to 84°, with overnight lows between 54° and 64°. The average high for August is 81° with an average low of 61°. 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 Lillian. See also: September | October | November.