S
M
T
W
T
F
S
26
84°
61°
27
84°
62°
28
76°
62°
29
81°
60°
30
67°
53°
1
68°
46°
2
69°
49°
3
69°
40°
4
80°
47°
5
77°
54°
6
72°
57°
7
71°
47°
8
75°
54°
9
81°
57°
10
83°
58°
11
74°
47°
12
71°
52°
13
75°
51°
14
79°
54°
15
82°
61°
16
84°
61°
17
80°
59°
18
83°
63°
19
84°
63°
20
80°
57°
21
76°
60°
22
76°
61°
23
77°
62°
24
76°
62°
25
77°
61°
26
77°
62°
27
78°
61°
28
78°
61°
29
79°
62°
30
75°
62°
31
77°
63°
1
78°
63°
2
79°
64°
3
81°
64°
4
80°
65°
5
79°
65°
6
80°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in South Gate
South Gate's May 2026 forecast shows daily high temperatures ranging from 71° to 84°, with overnight lows between 47° and 66°. The average high for May is 78° with an average low of 60°. 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 South Gate. See also: June | July | August.