S
M
T
W
T
F
S
26
49°
37°
27
63°
39°
28
63°
48°
29
48°
40°
30
44°
38°
1
43°
31°
2
47°
34°
3
63°
34°
4
75°
47°
5
56°
42°
6
43°
37°
7
47°
32°
8
62°
33°
9
65°
43°
10
53°
39°
11
45°
39°
12
54°
30°
13
55°
43°
14
54°
41°
15
70°
41°
16
81°
53°
17
60°
51°
18
81°
64°
19
78°
45°
20
52°
39°
21
49°
43°
22
61°
48°
23
62°
50°
24
67°
52°
25
66°
51°
26
66°
49°
27
65°
50°
28
67°
50°
29
69°
52°
30
70°
49°
31
69°
53°
1
63°
54°
2
68°
54°
3
64°
53°
4
63°
53°
5
63°
54°
6
68°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in White Rock
White Rock's May 2026 forecast shows daily high temperatures ranging from 49° to 81°, with overnight lows between 39° and 64°. The average high for May is 65° with an average low of 51°. 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 White Rock. See also: June | July | August.