S
M
T
W
T
F
S
26
86°
67°
27
91°
74°
28
82°
73°
29
73°
60°
30
63°
60°
1
63°
53°
2
78°
48°
3
82°
57°
4
83°
69°
5
90°
65°
6
78°
55°
7
71°
54°
8
79°
61°
9
83°
63°
10
82°
63°
11
81°
61°
12
81°
61°
13
86°
64°
14
87°
65°
15
86°
66°
16
82°
63°
17
77°
66°
18
78°
67°
19
79°
68°
20
81°
68°
21
84°
62°
22
79°
60°
23
78°
62°
24
80°
65°
25
80°
62°
26
79°
62°
27
79°
63°
28
81°
63°
29
80°
67°
30
79°
68°
31
81°
69°
1
83°
68°
2
84°
67°
3
84°
72°
4
85°
72°
5
83°
71°
6
81°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Ennis
Ennis's May 2026 forecast shows daily high temperatures ranging from 71° to 90°, with overnight lows between 54° and 72°. The average high for May is 81° with an average low of 65°. 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 Ennis. See also: June | July | August.