S
M
T
W
T
F
S
26
78°
65°
27
78°
64°
28
77°
63°
29
77°
63°
30
71°
61°
31
70°
61°
1
71°
62°
2
72°
63°
3
73°
63°
4
77°
62°
5
76°
63°
6
72°
63°
7
71°
62°
8
71°
62°
9
72°
63°
10
75°
61°
11
77°
62°
12
76°
64°
13
77°
60°
14
78°
55°
15
73°
63°
16
76°
54°
17
75°
53°
18
69°
53°
19
68°
52°
20
69°
51°
21
70°
53°
22
71°
54°
23
73°
54°
24
73°
56°
25
72°
60°
26
75°
57°
27
75°
52°
28
69°
52°
29
68°
56°
30
71°
59°
31
74°
50°
1
71°
49°
2
66°
51°
3
68°
56°
4
70°
58°
5
74°
49°
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 66° to 78°, with overnight lows between 49° and 65°. The average high for August is 73° with an average low of 58°. 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.