S
M
T
W
T
F
S
26
88°
70°
27
89°
71°
28
89°
70°
29
90°
71°
30
89°
70°
31
88°
69°
1
85°
67°
2
81°
63°
3
81°
68°
4
80°
68°
5
81°
67°
6
82°
68°
7
83°
68°
8
83°
67°
9
84°
68°
10
84°
68°
11
85°
67°
12
85°
68°
13
87°
68°
14
90°
67°
15
90°
66°
16
86°
66°
17
84°
67°
18
86°
66°
19
85°
60°
20
81°
58°
21
79°
57°
22
78°
58°
23
79°
58°
24
80°
59°
25
80°
65°
26
81°
60°
27
86°
64°
28
87°
65°
29
87°
65°
30
88°
62°
31
84°
59°
1
78°
64°
2
81°
59°
3
78°
57°
4
78°
59°
5
79°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Lerna
Lerna's August 2026 forecast shows daily high temperatures ranging from 78° to 90°, with overnight lows between 57° and 71°. The average high for August is 84° with an average low of 65°. 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 Lerna. See also: September | October | November.