S
M
T
W
T
F
S
26
62°
42°
27
65°
49°
28
64°
52°
29
55°
39°
30
58°
35°
1
48°
32°
2
54°
29°
3
63°
39°
4
79°
47°
5
57°
44°
6
57°
41°
7
58°
35°
8
64°
43°
9
74°
44°
10
62°
42°
11
61°
38°
12
77°
36°
13
61°
40°
14
64°
41°
15
72°
45°
16
83°
59°
17
85°
63°
18
82°
65°
19
79°
60°
20
60°
44°
21
68°
44°
22
75°
52°
23
69°
56°
24
71°
55°
25
81°
51°
26
82°
54°
27
82°
53°
28
76°
50°
29
79°
53°
30
78°
49°
31
74°
51°
1
77°
52°
2
79°
54°
3
78°
57°
4
75°
58°
5
79°
61°
6
81°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Westville
Westville's May 2026 forecast shows daily high temperatures ranging from 74° to 82°, with overnight lows between 49° and 62°. The average high for May is 78° 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 Westville. See also: June | July | August.