Ko Olina Beach Rainfall Forecast

Today 16 Apr
15%
Fri 17 Apr
5%
Sat 18 Apr
5%
Sun 19 Apr
50%
Mon 20 Apr
50%
Tue 21 Apr
35%
Wed 22 Apr
25%

Ko Olina Beach Rainfall Statistics

April Rainfall

Oahu, Kalaeloa Airport (3.7 miles)

Total Rainfall 2026
18in
Daily Average 2026
0.2in
Wettest Day 13 March, 2026
4.7in
Wet Days 2026
32/106 (30%)
Total Rainfall March
11.3in
Daily Average March
0.4in
Wettest Day 13 March, 2026
4.7in
Wet Days March
12/31 (39%)
Total Rainfall April
3in
Daily Average April
0.2in
Wettest Day 10 April, 2026
1.2in
Wet Days April
7/16 (44%)

Climate (2010–Present)

Oahu, Kalaeloa Airport (3.7 miles)

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Annual Average 2021–2025
14.3in
Monthly Average 2021–2026
1.3in
Daily Average 2021–2026
0.05in
Wettest Day 13 March, 2026
4.7in

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