S
M
T
W
T
F
S
26
82°
53°
27
70°
59°
28
69°
59°
29
66°
49°
30
64°
42°
1
60°
45°
2
58°
42°
3
68°
39°
4
79°
55°
5
69°
46°
6
61°
46°
7
64°
40°
8
74°
47°
9
77°
56°
10
71°
55°
11
74°
47°
12
81°
47°
13
73°
54°
14
68°
45°
15
80°
49°
16
81°
65°
17
86°
65°
18
85°
67°
19
86°
63°
20
70°
58°
21
72°
56°
22
72°
64°
23
76°
63°
24
77°
64°
25
78°
65°
26
79°
64°
27
80°
63°
28
79°
62°
29
82°
63°
30
81°
64°
31
80°
63°
1
81°
60°
2
83°
64°
3
78°
60°
4
77°
57°
5
78°
61°
6
82°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Vincennes
Vincennes's May 2026 forecast shows daily high temperatures ranging from 70° to 86°, with overnight lows between 56° and 65°. The average high for May is 78° with an average low of 62°. 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 Vincennes. See also: June | July | August.