San Juan Island - Hanbury Point Rainfall Forecast

Today 20 Aug
No Rain
Fri 21 Aug
45%
Sat 22 Aug
70%
Sun 23 Aug
10%
Mon 24 Aug
No Rain
Tue 25 Aug
5%
Wed 26 Aug
15%

San Juan Island - Hanbury Point Rainfall Statistics

August Rainfall

Friday Harbor Airport (7.5 miles)

Total Rainfall 2026
10.3in
Daily Average 2026
0.04in
Wettest Day 12 January, 2026
0.8in
Wet Days 2026
69/232 (30%)
Total Rainfall July
0.8in
Daily Average July
0.02in
Wettest Day 16 July, 2026
0.3in
Wet Days July
5/31 (16%)
Total Rainfall August
0.04in
Daily Average August
0in
Wettest Day 1 August, 2026
0.04in
Wet Days August
1/20 (5%)

Climate (2021–2025)

Friday Harbor Airport (7.5 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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