Cape Kumukahi Rainfall Forecast

Today 9 May
35%
Sun 10 May
55%
Mon 11 May
55%
Tue 12 May
45%
Wed 13 May
45%
Thu 14 May
65%
Fri 15 May
65%

Cape Kumukahi Rainfall Statistics

May Rainfall

Hilo, Hilo International Airport (21.1 miles)

Total Rainfall 2026
47.7in
Daily Average 2026
0.4in
Wettest Day 14 March, 2026
5.6in
Wet Days 2026
90/129 (70%)
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
2.2in
Daily Average May
0.3in
Wettest Day 1 May, 2026
0.7in
Wet Days May
5/9 (56%)

Climate (2010–Present)

Hilo, Hilo International Airport (21.1 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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