Roche Harbor SPB Rainfall Forecast

Today 30 May
No Rain
Sun 31 May
5%
Mon 1 Jun
No Rain
Tue 2 Jun
5%
Wed 3 Jun
30%
Thu 4 Jun
10%
Fri 5 Jun
25%

Roche Harbor SPB Rainfall Statistics

May Rainfall

Friday Harbor Airport (8.1 miles)

Total Rainfall 2026
8.6in
Daily Average 2026
0.1in
Wettest Day 12 January, 2026
0.8in
Wet Days 2026
57/150 (38%)
Total Rainfall April
0.4in
Daily Average April
0.01in
Wettest Day 1 April, 2026
0.3in
Wet Days April
7/30 (23%)
Total Rainfall May
0.5in
Daily Average May
0.02in
Wettest Day 25 May, 2026
0.2in
Wet Days May
5/30 (17%)

Climate (2010–Present)

Friday Harbor Airport (8.1 miles)

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Annual Average 2021–2025
20.6in
Monthly Average 2021–2026
1.8in
Daily Average 2021–2026
0.1in
Wettest Day 15 November, 2021
1.9in

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