S
M
T
W
T
F
S
26
85°
62°
27
90°
64°
28
84°
55°
29
68°
51°
30
68°
51°
1
71°
48°
2
76°
44°
3
83°
52°
4
82°
63°
5
79°
49°
6
64°
48°
7
77°
43°
8
83°
51°
9
88°
57°
10
75°
56°
11
80°
51°
12
83°
55°
13
89°
58°
14
88°
62°
15
90°
71°
16
88°
71°
17
89°
72°
18
89°
75°
19
80°
56°
20
77°
56°
21
71°
61°
22
85°
63°
23
82°
62°
24
84°
63°
25
89°
65°
26
85°
65°
27
80°
65°
28
77°
63°
29
78°
64°
30
80°
62°
31
81°
61°
1
78°
60°
2
80°
59°
3
78°
60°
4
81°
59°
5
84°
64°
6
85°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Stonewall
Stonewall's May 2026 forecast shows daily high temperatures ranging from 77° to 89°, with overnight lows between 59° and 68°. The average high for May is 81° with an average low of 63°. 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 Stonewall. See also: June | July | August.