S
M
T
W
T
F
S
26
83°
66°
27
91°
73°
28
84°
69°
29
69°
60°
30
63°
58°
1
65°
55°
2
76°
48°
3
80°
56°
4
82°
61°
5
90°
60°
6
67°
51°
7
74°
51°
8
75°
58°
9
90°
66°
10
81°
62°
11
78°
57°
12
84°
57°
13
91°
63°
14
94°
70°
15
88°
71°
16
91°
74°
17
91°
75°
18
89°
73°
19
87°
66°
20
85°
67°
21
84°
65°
22
82°
66°
23
82°
68°
24
86°
69°
25
87°
70°
26
88°
66°
27
90°
67°
28
91°
72°
29
88°
71°
30
85°
71°
31
85°
70°
1
84°
70°
2
86°
72°
3
88°
73°
4
89°
73°
5
86°
72°
6
85°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Greater Hillside/Morningside
Greater Hillside/Morningside's May 2026 forecast shows daily high temperatures ranging from 82° to 94°, with overnight lows between 65° and 75°. The average high for May is 87° with an average low of 70°. 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 Greater Hillside/Morningside. See also: June | July | August.