S
M
T
W
T
F
S
26
79°
56°
27
80°
56°
28
79°
55°
29
78°
54°
30
74°
56°
1
73°
56°
2
72°
54°
3
71°
50°
4
72°
50°
5
74°
52°
6
78°
55°
7
80°
57°
8
79°
58°
9
80°
58°
10
82°
57°
11
82°
59°
12
81°
60°
13
83°
60°
14
82°
59°
15
76°
56°
16
78°
57°
17
82°
60°
18
79°
59°
19
83°
57°
20
79°
56°
21
78°
55°
22
79°
58°
23
81°
62°
24
79°
63°
25
85°
63°
26
86°
62°
27
87°
64°
28
87°
64°
29
86°
66°
30
88°
65°
31
89°
59°
1
88°
60°
2
88°
64°
3
87°
65°
4
89°
66°
5
88°
65°
6
85°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Iva
Iva's May 2026 forecast shows daily high temperatures ranging from 71° to 89°, with overnight lows between 50° and 66°. The average high for May is 81° with an average low of 59°. 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 Iva. See also: June | July | August.