S
M
T
W
T
F
S
26
76°
52°
27
80°
56°
28
80°
57°
29
74°
57°
30
79°
58°
1
76°
57°
2
80°
59°
3
83°
60°
4
83°
59°
5
79°
56°
6
75°
51°
7
74°
52°
8
76°
55°
9
80°
59°
10
77°
53°
11
76°
53°
12
78°
58°
13
83°
60°
14
84°
61°
15
85°
61°
16
85°
62°
17
86°
63°
18
86°
63°
19
84°
62°
20
85°
63°
21
83°
63°
22
82°
62°
23
80°
58°
24
81°
62°
25
86°
62°
26
82°
58°
27
83°
59°
28
84°
64°
29
88°
66°
30
87°
65°
31
89°
65°
1
89°
63°
2
88°
61°
3
87°
61°
4
83°
62°
5
84°
61°
6
84°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Stapleton
Stapleton's May 2026 forecast shows daily high temperatures ranging from 74° to 89°, with overnight lows between 51° and 66°. The average high for May is 82° with an average low of 60°. 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 Stapleton. See also: June | July | August.