S
M
T
W
T
F
S
26
79°
50°
27
66°
57°
28
63°
54°
29
61°
45°
30
64°
39°
1
57°
43°
2
57°
43°
3
72°
43°
4
73°
55°
5
57°
45°
6
59°
41°
7
66°
39°
8
66°
48°
9
77°
52°
10
70°
46°
11
72°
43°
12
81°
50°
13
72°
52°
14
72°
43°
15
79°
52°
16
73°
64°
17
82°
64°
18
75°
64°
19
77°
57°
20
68°
54°
21
70°
46°
22
66°
55°
23
75°
57°
24
79°
57°
25
82°
54°
26
82°
63°
27
83°
60°
28
83°
59°
29
78°
59°
30
80°
56°
31
76°
57°
1
77°
53°
2
75°
52°
3
76°
54°
4
77°
58°
5
83°
63°
6
85°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Edinburg
Edinburg's May 2026 forecast shows daily high temperatures ranging from 75° to 85°, with overnight lows between 52° and 65°. The average high for May is 80° with an average low of 58°. 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 Edinburg. See also: June | July | August.