S
M
T
W
T
F
S
26
67°
52°
27
71°
50°
28
77°
48°
29
82°
51°
30
83°
54°
1
84°
57°
2
85°
55°
3
91°
58°
4
76°
59°
5
75°
54°
6
84°
57°
7
92°
59°
8
99°
70°
9
100°
73°
10
100°
71°
11
104°
72°
12
104°
72°
13
94°
72°
14
95°
70°
15
99°
74°
16
92°
71°
17
91°
60°
18
74°
56°
19
79°
52°
20
86°
54°
21
92°
60°
22
95°
72°
23
85°
62°
24
90°
62°
25
93°
67°
26
91°
57°
27
83°
57°
28
85°
56°
29
91°
61°
30
97°
63°
31
96°
64°
1
102°
65°
2
101°
68°
3
101°
66°
4
102°
67°
5
97°
63°
6
97°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Jean
Jean's May 2026 forecast shows daily high temperatures ranging from 83° to 102°, with overnight lows between 56° and 68°. The average high for May is 94° with an average low of 63°. 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 Jean. See also: June | July | August.