S
M
T
W
T
F
S
26
73°
45°
27
64°
49°
28
62°
45°
29
56°
27°
30
54°
22°
1
54°
25°
2
63°
30°
3
73°
35°
4
73°
33°
5
55°
30°
6
47°
25°
7
57°
24°
8
72°
23°
9
64°
32°
10
62°
24°
11
65°
23°
12
80°
44°
13
69°
34°
14
76°
50°
15
84°
54°
16
84°
54°
17
77°
65°
18
82°
59°
19
68°
39°
20
60°
37°
21
66°
41°
22
73°
44°
23
70°
46°
24
72°
53°
25
73°
49°
26
74°
50°
27
81°
44°
28
67°
49°
29
66°
46°
30
65°
45°
31
67°
45°
1
67°
43°
2
68°
44°
3
68°
52°
4
70°
55°
5
79°
56°
6
77°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Irving
Irving's May 2026 forecast shows daily high temperatures ranging from 60° to 84°, with overnight lows between 37° and 65°. The average high for May is 72° with an average low of 49°. 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 Irving. See also: June | July | August.