S
M
T
W
T
F
S
26
72°
54°
27
72°
48°
28
57°
45°
29
59°
39°
30
55°
36°
1
57°
36°
2
63°
32°
3
75°
46°
4
81°
43°
5
61°
39°
6
57°
36°
7
68°
36°
8
75°
48°
9
73°
43°
10
72°
36°
11
75°
39°
12
79°
59°
13
75°
48°
14
79°
48°
15
88°
55°
16
81°
59°
17
82°
63°
18
77°
63°
19
66°
46°
20
63°
45°
21
64°
50°
22
68°
54°
23
72°
54°
24
82°
48°
25
84°
63°
26
88°
61°
27
90°
55°
28
88°
61°
29
84°
64°
30
77°
63°
31
81°
63°
1
85°
60°
2
83°
60°
3
87°
63°
4
84°
65°
5
83°
62°
6
84°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Saylorville
Saylorville's May 2026 forecast shows daily high temperatures ranging from 77° to 87°, with overnight lows between 60° and 65°. The average high for May is 83° with an average low of 62°. 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 Saylorville. See also: June | July | August.