S
M
T
W
T
F
S
26
60°
39°
27
69°
37°
28
66°
39°
29
64°
41°
30
54°
45°
1
61°
39°
2
57°
43°
3
55°
40°
4
67°
48°
5
74°
55°
6
63°
44°
7
55°
38°
8
57°
40°
9
55°
41°
10
58°
43°
11
59°
44°
12
62°
46°
13
60°
47°
14
61°
48°
15
63°
49°
16
64°
56°
17
70°
49°
18
72°
50°
19
72°
50°
20
70°
49°
21
69°
50°
22
70°
46°
23
65°
43°
24
64°
46°
25
65°
44°
26
66°
48°
27
66°
45°
28
67°
47°
29
66°
45°
30
66°
46°
31
68°
54°
1
72°
53°
2
70°
50°
3
69°
53°
4
73°
55°
5
72°
54°
6
70°
55°
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 55° to 74°, with overnight lows between 38° and 56°. The average high for May is 66° with an average low of 48°. 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.