S
M
T
W
T
F
S
26
73°
46°
27
76°
50°
28
79°
53°
29
80°
54°
30
74°
53°
1
74°
50°
2
75°
52°
3
74°
51°
4
76°
53°
5
80°
54°
6
82°
54°
7
84°
55°
8
84°
56°
9
85°
56°
10
84°
55°
11
80°
53°
12
79°
52°
13
78°
52°
14
83°
55°
15
87°
57°
16
87°
56°
17
79°
54°
18
80°
56°
19
86°
58°
20
88°
59°
21
88°
59°
22
84°
58°
23
84°
59°
24
88°
59°
25
83°
52°
26
85°
53°
27
88°
54°
28
89°
56°
29
90°
56°
30
89°
55°
31
90°
55°
1
90°
58°
2
92°
62°
3
93°
61°
4
92°
61°
5
93°
60°
6
92°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Shell
Shell's May 2026 forecast shows daily high temperatures ranging from 73° to 93°, with overnight lows between 46° and 62°. The average high for May is 84° with an average low of 55°. 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 Shell. See also: June | July | August.