Duwamish Waterway Rainfall Forecast

Today 6 Apr
5%
Tue 7 Apr
5%
Wed 8 Apr
No Rain
Thu 9 Apr
No Rain
Fri 10 Apr
5%
Sat 11 Apr
20%
Sun 12 Apr
25%

Duwamish Waterway Rainfall Statistics

April Rainfall

Boeing Field - King County International Airport (0.6 miles)

Total Rainfall 2026
8.4in
Daily Average 2026
0.1in
Wettest Day 24 March, 2026
0.8in
Wet Days 2026
42/96 (44%)
Total Rainfall March
3.3in
Daily Average March
0.1in
Wettest Day 24 March, 2026
0.8in
Wet Days March
15/31 (48%)
Total Rainfall April
0.4in
Daily Average April
0.1in
Wettest Day 1 April, 2026
0.4in
Wet Days April
1/6 (17%)

Climate (2010–Present)

Boeing Field - King County International Airport (0.6 miles)

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Annual Average 2021–2025
23.1in
Monthly Average 2021–2026
1.9in
Daily Average 2021–2026
0.1in
Wettest Day 28 February, 2022
1.4in

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