S
M
T
W
T
F
S
26
88°
69°
27
89°
68°
28
89°
70°
29
90°
70°
30
89°
69°
31
88°
68°
1
85°
68°
2
88°
67°
3
88°
68°
4
89°
70°
5
90°
70°
6
90°
68°
7
86°
67°
8
88°
67°
9
87°
66°
10
88°
61°
11
82°
63°
12
83°
62°
13
84°
61°
14
86°
63°
15
83°
64°
16
81°
67°
17
83°
67°
18
85°
65°
19
83°
65°
20
81°
64°
21
80°
66°
22
82°
66°
23
81°
62°
24
84°
65°
25
86°
62°
26
87°
59°
27
81°
59°
28
80°
61°
29
80°
62°
30
79°
63°
31
84°
64°
1
83°
59°
2
79°
58°
3
78°
57°
4
78°
56°
5
79°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Lincoln
Lincoln's August 2026 forecast shows daily high temperatures ranging from 78° to 90°, with overnight lows between 56° and 70°. The average high for August is 84° with an average low of 64°. 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 Lincoln. See also: September | October | November.