S
M
T
W
T
F
S
26
54°
42°
27
53°
39°
28
54°
39°
29
54°
35°
30
60°
41°
1
61°
44°
2
66°
38°
3
57°
37°
4
55°
37°
5
55°
36°
6
58°
37°
7
57°
40°
8
56°
40°
9
58°
38°
10
57°
38°
11
64°
43°
12
61°
41°
13
60°
39°
14
61°
39°
15
61°
40°
16
60°
39°
17
62°
50°
18
70°
49°
19
62°
47°
20
63°
43°
21
68°
48°
22
66°
42°
23
66°
44°
24
72°
44°
25
73°
51°
26
74°
52°
27
75°
51°
28
76°
53°
29
76°
52°
30
72°
54°
31
68°
53°
1
68°
54°
2
69°
54°
3
69°
51°
4
76°
46°
5
73°
57°
6
78°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Middlebury
Middlebury's May 2026 forecast shows daily high temperatures ranging from 53° to 78°, with overnight lows between 35° and 57°. The average high for May is 64° with an average low of 45°. 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 Middlebury. See also: June | July | August.