Wai'olena Beach Park Rainfall Forecast

Today 17 May
70%
Mon 18 May
60%
Tue 19 May
60%
Wed 20 May
50%
Thu 21 May
55%
Fri 22 May
50%
Sat 23 May
50%

Wai'olena Beach Park Rainfall Statistics

May Rainfall

Hilo, Hilo International Airport (2.5 miles)

Total Rainfall 2026
50.8in
Daily Average 2026
0.4in
Wettest Day 14 March, 2026
5.6in
Wet Days 2026
98/137 (72%)
Total Rainfall April
7in
Daily Average April
0.2in
Wettest Day 7 April, 2026
2.2in
Wet Days April
20/30 (67%)
Total Rainfall May
5.3in
Daily Average May
0.4in
Wettest Day 15 May, 2026
1.2in
Wet Days May
13/17 (76%)

Climate (2010–Present)

Hilo, Hilo International Airport (2.5 miles)

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Annual Average 2021–2025
99.9in
Monthly Average 2021–2026
8.1in
Daily Average 2021–2026
0.3in
Wettest Day 18 February, 2023
11.1in

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