S
M
T
W
T
F
S
26
64°
37°
27
68°
59°
28
64°
43°
29
53°
34°
30
50°
34°
1
48°
32°
2
52°
33°
3
59°
39°
4
62°
41°
5
63°
40°
6
58°
40°
7
57°
41°
8
57°
38°
9
59°
39°
10
61°
41°
11
63°
42°
12
65°
43°
13
62°
38°
14
60°
36°
15
60°
37°
16
61°
38°
17
62°
40°
18
69°
49°
19
70°
43°
20
63°
40°
21
63°
40°
22
64°
41°
23
66°
46°
24
73°
52°
25
75°
50°
26
68°
46°
27
67°
46°
28
70°
50°
29
75°
53°
30
77°
53°
31
76°
54°
1
77°
54°
2
79°
56°
3
79°
55°
4
78°
49°
5
69°
47°
6
70°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Vassar
Vassar's May 2026 forecast shows daily high temperatures ranging from 48° to 79°, with overnight lows between 32° and 59°. The average high for May is 65° with an average low of 44°. 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 Vassar. See also: June | July | August.