S
M
T
W
T
F
S
26
53°
39°
27
60°
47°
28
62°
50°
29
59°
44°
30
56°
42°
1
53°
39°
2
49°
38°
3
48°
39°
4
55°
42°
5
59°
48°
6
56°
45°
7
58°
44°
8
57°
39°
9
58°
42°
10
58°
40°
11
59°
44°
12
60°
48°
13
61°
51°
14
62°
48°
15
61°
46°
16
61°
46°
17
62°
45°
18
61°
45°
19
61°
43°
20
62°
44°
21
63°
45°
22
64°
51°
23
65°
53°
24
66°
51°
25
65°
49°
26
64°
48°
27
66°
49°
28
67°
55°
29
67°
56°
30
66°
56°
31
67°
55°
1
67°
55°
2
68°
53°
3
70°
57°
4
75°
57°
5
72°
48°
6
71°
58°
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 48° to 75°, with overnight lows between 38° and 58°. The average high for May is 62° with an average low of 47°. 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.