S
M
T
W
T
F
S
26
98°
63°
27
95°
65°
28
98°
67°
29
87°
66°
30
74°
61°
1
64°
56°
2
71°
51°
3
83°
50°
4
91°
58°
5
85°
66°
6
89°
65°
7
78°
56°
8
85°
55°
9
97°
53°
10
91°
58°
11
81°
58°
12
98°
54°
13
100°
61°
14
100°
66°
15
100°
66°
16
101°
59°
17
100°
56°
18
101°
61°
19
90°
63°
20
72°
62°
21
93°
59°
22
96°
58°
23
96°
62°
24
95°
65°
25
96°
65°
26
80°
62°
27
88°
60°
28
92°
67°
29
91°
69°
30
95°
66°
31
94°
66°
1
91°
65°
2
88°
65°
3
84°
66°
4
87°
65°
5
91°
66°
6
93°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Balmorhea
Balmorhea's May 2026 forecast shows daily high temperatures ranging from 84° to 95°, with overnight lows between 60° and 69°. The average high for May is 90° with an average low of 66°. 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 Balmorhea. See also: June | July | August.