S
M
T
W
T
F
S
26
57°
36°
27
58°
31°
28
60°
33°
29
64°
37°
30
65°
40°
1
69°
32°
2
79°
35°
3
79°
47°
4
77°
48°
5
72°
44°
6
73°
32°
7
77°
54°
8
78°
51°
9
75°
46°
10
84°
43°
11
83°
57°
12
90°
51°
13
90°
47°
14
71°
40°
15
68°
43°
16
61°
37°
17
55°
34°
18
62°
41°
19
69°
43°
20
72°
44°
21
77°
48°
22
81°
51°
23
78°
50°
24
84°
54°
25
79°
48°
26
73°
47°
27
74°
50°
28
75°
48°
29
83°
49°
30
66°
46°
31
67°
47°
1
73°
51°
2
76°
52°
3
78°
52°
4
79°
53°
5
80°
53°
6
79°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Rock Creek
Rock Creek's May 2026 forecast shows daily high temperatures ranging from 55° to 84°, with overnight lows between 34° and 54°. The average high for May is 74° with an average low of 48°. 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 Rock Creek. See also: June | July | August.