S
M
T
W
T
F
S
26
74°
43°
27
71°
45°
28
74°
48°
29
68°
50°
30
57°
38°
1
65°
30°
2
51°
37°
3
57°
31°
4
69°
35°
5
74°
38°
6
67°
54°
7
59°
41°
8
66°
31°
9
69°
37°
10
75°
40°
11
62°
39°
12
70°
31°
13
68°
37°
14
50°
41°
15
67°
37°
16
74°
54°
17
85°
57°
18
90°
61°
19
88°
60°
20
79°
60°
21
65°
48°
22
62°
49°
23
73°
52°
24
76°
54°
25
76°
52°
26
78°
53°
27
77°
52°
28
78°
52°
29
77°
49°
30
78°
54°
31
77°
55°
1
78°
55°
2
78°
54°
3
75°
55°
4
75°
54°
5
72°
50°
6
75°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Jacox
Jacox's May 2026 forecast shows daily high temperatures ranging from 62° to 90°, with overnight lows between 48° and 61°. 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 Jacox. See also: June | July | August.