S
M
T
W
T
F
S
26
62°
41°
27
69°
41°
28
65°
40°
29
62°
43°
30
54°
44°
1
63°
43°
2
54°
46°
3
56°
39°
4
69°
48°
5
75°
57°
6
68°
53°
7
61°
44°
8
60°
42°
9
58°
45°
10
60°
43°
11
63°
45°
12
64°
47°
13
62°
48°
14
63°
49°
15
64°
51°
16
66°
48°
17
71°
52°
18
73°
53°
19
72°
52°
20
68°
52°
21
68°
53°
22
69°
53°
23
68°
49°
24
65°
49°
25
67°
50°
26
67°
54°
27
68°
52°
28
68°
50°
29
69°
48°
30
68°
52°
31
69°
56°
1
72°
54°
2
71°
52°
3
70°
56°
4
74°
57°
5
71°
56°
6
71°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lincoln
Lincoln's May 2026 forecast shows daily high temperatures ranging from 56° to 75°, with overnight lows between 39° and 57°. The average high for May is 67° with an average low of 50°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Lincoln. See also: June | July | August.