S
M
T
W
T
F
S
29
62°
32°
30
76°
53°
31
81°
59°
1
84°
62°
2
83°
64°
3
82°
63°
4
83°
63°
5
84°
62°
6
65°
50°
7
66°
49°
8
56°
43°
9
66°
39°
10
75°
42°
11
79°
56°
12
74°
50°
13
84°
60°
14
86°
62°
15
90°
65°
16
89°
65°
17
85°
67°
18
90°
59°
19
78°
46°
20
71°
42°
21
64°
37°
22
82°
54°
23
86°
62°
24
88°
62°
25
89°
62°
26
65°
48°
27
69°
48°
28
74°
57°
29
76°
61°
30
74°
60°
1
72°
56°
2
68°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Blackrock
Blackrock's April 2026 forecast shows daily high temperatures ranging from 65° to 89°, with overnight lows between 48° and 62°. The average high for April is 75° with an average low of 56°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how April weather will actually feel in Blackrock. See also: May | June | July.