S
M
T
W
T
F
S
26
57°
40°
27
55°
41°
28
52°
39°
29
50°
41°
30
54°
42°
1
53°
41°
2
54°
36°
3
55°
37°
4
58°
43°
5
58°
42°
6
59°
45°
7
62°
42°
8
58°
40°
9
59°
49°
10
60°
50°
11
63°
50°
12
62°
49°
13
68°
51°
14
67°
46°
15
60°
44°
16
62°
45°
17
64°
53°
18
72°
54°
19
71°
43°
20
61°
43°
21
62°
44°
22
63°
44°
23
64°
49°
24
69°
55°
25
74°
55°
26
71°
54°
27
66°
53°
28
66°
54°
29
67°
50°
30
66°
56°
31
69°
56°
1
69°
55°
2
69°
48°
3
70°
52°
4
72°
49°
5
75°
52°
6
78°
47°
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 50° to 78°, with overnight lows between 36° and 56°. The average high for May is 63° 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.