S
M
T
W
T
F
S
26
70°
48°
27
65°
46°
28
66°
50°
29
68°
52°
30
65°
51°
1
66°
49°
2
66°
50°
3
67°
48°
4
67°
48°
5
68°
47°
6
67°
49°
7
68°
47°
8
69°
51°
9
69°
51°
10
68°
47°
11
68°
47°
12
69°
48°
13
69°
53°
14
75°
53°
15
76°
51°
16
69°
49°
17
69°
48°
18
74°
53°
19
77°
54°
20
77°
54°
21
73°
53°
22
70°
53°
23
71°
52°
24
77°
55°
25
72°
49°
26
74°
50°
27
78°
54°
28
79°
50°
29
77°
51°
30
76°
49°
31
76°
52°
1
77°
53°
2
79°
55°
3
81°
55°
4
80°
54°
5
80°
54°
6
79°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Blackhawk
Blackhawk's May 2026 forecast shows daily high temperatures ranging from 65° to 81°, with overnight lows between 46° and 57°. The average high for May is 72° 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 Blackhawk. See also: June | July | August.