S
M
T
W
T
F
S
26
62°
35°
27
66°
43°
28
62°
47°
29
50°
36°
30
48°
31°
1
46°
29°
2
43°
30°
3
56°
30°
4
71°
44°
5
51°
39°
6
49°
33°
7
48°
34°
8
50°
40°
9
56°
41°
10
50°
35°
11
50°
35°
12
50°
37°
13
52°
40°
14
54°
43°
15
58°
42°
16
56°
41°
17
58°
42°
18
57°
50°
19
62°
43°
20
65°
46°
21
67°
41°
22
60°
38°
23
58°
37°
24
60°
38°
25
59°
38°
26
59°
39°
27
61°
38°
28
61°
38°
29
62°
39°
30
63°
44°
31
64°
45°
1
64°
43°
2
65°
44°
3
69°
49°
4
67°
45°
5
68°
50°
6
74°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Conn
Conn's May 2026 forecast shows daily high temperatures ranging from 48° to 74°, with overnight lows between 33° and 51°. The average high for May is 59° with an average low of 41°. 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 Conn. See also: June | July | August.
