S
M
T
W
T
F
S
26
86°
63°
27
84°
66°
28
72°
64°
29
73°
57°
30
66°
50°
1
70°
50°
2
70°
46°
3
75°
45°
4
82°
61°
5
71°
48°
6
62°
49°
7
68°
51°
8
79°
58°
9
82°
64°
10
75°
51°
11
73°
52°
12
77°
60°
13
83°
65°
14
84°
65°
15
82°
66°
16
84°
67°
17
81°
65°
18
78°
60°
19
81°
63°
20
78°
62°
21
80°
58°
22
74°
56°
23
74°
57°
24
75°
58°
25
73°
57°
26
74°
57°
27
76°
58°
28
77°
59°
29
78°
62°
30
82°
66°
31
81°
67°
1
79°
66°
2
80°
62°
3
79°
63°
4
80°
67°
5
81°
69°
6
82°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Halliday
Halliday's May 2026 forecast shows daily high temperatures ranging from 62° to 84°, with overnight lows between 48° and 69°. The average high for May is 78° with an average low of 61°. 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 Halliday. See also: June | July | August.