S
M
T
W
T
F
S
26
64°
52°
27
64°
49°
28
71°
51°
29
74°
53°
30
74°
55°
1
75°
56°
2
77°
57°
3
64°
54°
4
65°
52°
5
65°
48°
6
75°
56°
7
81°
57°
8
79°
57°
9
83°
58°
10
85°
57°
11
87°
58°
12
80°
56°
13
76°
58°
14
77°
58°
15
76°
57°
16
77°
57°
17
76°
56°
18
79°
57°
19
78°
55°
20
72°
51°
21
73°
52°
22
72°
51°
23
73°
52°
24
78°
55°
25
81°
57°
26
80°
55°
27
76°
52°
28
74°
52°
29
74°
53°
30
78°
55°
31
79°
57°
1
82°
58°
2
82°
58°
3
78°
56°
4
75°
58°
5
75°
58°
6
76°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Glendale
Glendale's May 2026 forecast shows daily high temperatures ranging from 72° to 87°, with overnight lows between 51° and 58°. The average high for May is 78° with an average low of 56°. 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 Glendale. See also: June | July | August.