Spieden Island Rainfall Forecast

Today 27 Sep
No Rain
Mon 28 Sep
65%
Tue 29 Sep
90%
Wed 30 Sep
15%
Thu 1 Oct
15%
Fri 2 Oct
5%
Sat 3 Oct
No Rain

Spieden Island Rainfall Statistics

September Rainfall

Friday Harbor Airport (9.3 miles)

Total Rainfall 2026
12.2in
Daily Average 2026
0.05in
Wettest Day 12 January, 2026
0.8in
Wet Days 2026
76/270 (28%)
Total Rainfall August
0.6in
Daily Average August
0.02in
Wettest Day 29 August, 2026
0.4in
Wet Days August
3/31 (10%)
Total Rainfall September
1.3in
Daily Average September
0.1in
Wettest Day 25 September, 2026
0.7in
Wet Days September
5/27 (19%)

Climate (2021–2025)

Friday Harbor Airport (9.3 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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