S
M
T
W
T
F
S
26
36°
20°
27
43°
22°
28
55°
20°
29
56°
23°
30
64°
21°
1
74°
23°
2
68°
36°
3
76°
28°
4
51°
30°
5
48°
22°
6
60°
12°
7
71°
28°
8
73°
27°
9
66°
30°
10
74°
32°
11
74°
41°
12
75°
35°
13
86°
42°
14
68°
45°
15
62°
36°
16
59°
29°
17
48°
34°
18
49°
32°
19
62°
38°
20
58°
34°
21
59°
35°
22
63°
41°
23
71°
47°
24
78°
51°
25
77°
51°
26
66°
43°
27
71°
42°
28
74°
45°
29
71°
47°
30
69°
46°
31
73°
47°
1
70°
46°
2
69°
48°
3
71°
49°
4
74°
49°
5
72°
48°
6
65°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Hillandale
Hillandale's May 2026 forecast shows daily high temperatures ranging from 58° to 78°, with overnight lows between 34° and 51°. The average high for May is 69° with an average low of 45°. 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 Hillandale. See also: June | July | August.