S
M
T
W
T
F
S
26
59°
18°
27
48°
27°
28
52°
28°
29
54°
21°
30
54°
23°
1
64°
19°
2
72°
39°
3
75°
27°
4
50°
39°
5
45°
25°
6
54°
16°
7
63°
14°
8
72°
30°
9
61°
32°
10
64°
21°
11
84°
46°
12
75°
37°
13
82°
30°
14
77°
54°
15
73°
45°
16
63°
37°
17
48°
41°
18
45°
39°
19
59°
39°
20
73°
41°
21
72°
45°
22
59°
48°
23
72°
37°
24
84°
39°
25
90°
46°
26
93°
54°
27
91°
55°
28
91°
68°
29
81°
64°
30
77°
64°
31
78°
49°
1
76°
56°
2
72°
56°
3
74°
51°
4
77°
56°
5
79°
54°
6
86°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Zap
Zap's May 2026 forecast shows daily high temperatures ranging from 72° to 86°, with overnight lows between 49° and 59°. The average high for May is 77° with an average low of 54°. 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 Zap. See also: June | July | August.