S
M
T
W
T
F
S
29
78°
61°
30
77°
60°
31
78°
62°
1
80°
61°
2
81°
62°
3
80°
59°
4
78°
59°
5
80°
60°
6
79°
63°
7
80°
64°
8
82°
64°
9
77°
72°
10
83°
68°
11
82°
64°
12
77°
68°
13
80°
70°
14
82°
71°
15
83°
68°
16
83°
65°
17
N/A
18
68°
56°
19
67°
56°
20
63°
55°
21
63°
55°
22
65°
56°
23
68°
49°
24
67°
50°
25
68°
50°
26
70°
51°
27
68°
50°
28
68°
52°
29
69°
52°
30
69°
51°
1
68°
50°
2
65°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
April Weather in Waimea Canyon State Park
Waimea Canyon State Park's April 2026 forecast shows daily high temperatures ranging from 63° to 70°, with overnight lows between 49° and 56°. The average high for April is 67° with an average low of 52°. 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 Waimea Canyon State Park. See also: May | June | July.