S
M
T
W
T
F
S
29
76°
67°
30
77°
66°
31
77°
66°
1
78°
63°
2
72°
64°
3
77°
64°
4
78°
70°
5
78°
68°
6
80°
68°
7
77°
66°
8
78°
63°
9
75°
70°
10
84°
63°
11
83°
69°
12
78°
71°
13
79°
70°
14
83°
69°
15
80°
65°
16
78°
64°
17
79°
62°
18
79°
65°
19
81°
67°
20
81°
65°
21
80°
67°
22
82°
65°
23
81°
64°
24
77°
63°
25
76°
63°
26
77°
64°
27
77°
66°
28
78°
68°
29
79°
68°
30
80°
67°
1
79°
68°
2
79°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Hanalei
Hanalei's April 2026 forecast shows daily high temperatures ranging from 76° to 84°, with overnight lows between 62° and 71°. The average high for April is 80° with an average low of 66°. 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 Hanalei. See also: May | June | July.