S
M
T
W
T
F
S
26
54°
38°
27
55°
37°
28
55°
42°
29
56°
38°
30
54°
40°
1
56°
41°
2
56°
37°
3
57°
41°
4
62°
48°
5
67°
43°
6
58°
41°
7
62°
49°
8
70°
51°
9
70°
50°
10
69°
44°
11
59°
44°
12
60°
46°
13
61°
48°
14
61°
48°
15
62°
50°
16
65°
52°
17
64°
51°
18
67°
44°
19
70°
43°
20
64°
43°
21
65°
44°
22
63°
43°
23
64°
42°
24
65°
46°
25
67°
50°
26
67°
52°
27
71°
44°
28
66°
48°
29
67°
55°
30
72°
46°
31
69°
49°
1
67°
53°
2
69°
48°
3
69°
54°
4
73°
57°
5
77°
50°
6
71°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Irondequoit
Irondequoit's May 2026 forecast shows daily high temperatures ranging from 54° to 77°, with overnight lows between 37° and 57°. The average high for May is 64° with an average low of 46°. 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 Irondequoit. See also: June | July | August.