S
M
T
W
T
F
S
26
66°
47°
27
61°
49°
28
57°
48°
29
63°
47°
30
70°
51°
1
70°
53°
2
76°
53°
3
80°
58°
4
78°
61°
5
70°
57°
6
60°
53°
7
64°
51°
8
61°
53°
9
67°
51°
10
66°
53°
11
69°
50°
12
77°
54°
13
63°
52°
14
62°
49°
15
51°
45°
16
59°
49°
17
61°
52°
18
60°
53°
19
62°
53°
20
63°
54°
21
62°
54°
22
60°
54°
23
63°
55°
24
64°
52°
25
62°
52°
26
60°
55°
27
62°
56°
28
63°
55°
29
76°
59°
30
60°
48°
31
61°
49°
1
67°
53°
2
69°
54°
3
70°
54°
4
67°
53°
5
65°
53°
6
69°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Horseshoe Bay
Horseshoe Bay's May 2026 forecast shows daily high temperatures ranging from 59° to 76°, with overnight lows between 48° and 59°. The average high for May is 64° with an average low of 53°. 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 Horseshoe Bay. See also: June | July | August.