S
M
T
W
T
F
S
26
62°
39°
27
65°
34°
28
67°
26°
29
70°
29°
30
72°
31°
1
65°
34°
2
65°
31°
3
74°
31°
4
67°
50°
5
54°
36°
6
64°
35°
7
71°
25°
8
79°
34°
9
83°
38°
10
79°
38°
11
84°
33°
12
88°
36°
13
84°
45°
14
78°
38°
15
83°
39°
16
80°
49°
17
75°
41°
18
71°
48°
19
75°
35°
20
74°
40°
21
75°
37°
22
78°
37°
23
79°
35°
24
83°
38°
25
68°
41°
26
71°
42°
27
84°
43°
28
87°
45°
29
81°
44°
30
81°
43°
31
83°
51°
1
85°
52°
2
86°
57°
3
84°
56°
4
83°
54°
5
80°
52°
6
80°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Standing Rock
Standing Rock's May 2026 forecast shows daily high temperatures ranging from 71° to 87°, with overnight lows between 42° and 57°. The average high for May is 82° with an average low of 49°. 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 Standing Rock. See also: June | July | August.