San Island Rainfall Forecast

Today 21 May
50%
Fri 22 May
55%
Sat 23 May
85%
Sun 24 May
55%
Mon 25 May
10%
Tue 26 May
50%
Wed 27 May
55%

San Island Rainfall Statistics

May Rainfall

Klawock - Klawock Airport (53.4 miles)

Total Rainfall 2026
27.9in
Daily Average 2026
0.2in
Wettest Day 9 January, 2026
1.9in
Wet Days 2026
94/141 (67%)
Total Rainfall April
2.6in
Daily Average April
0.1in
Wettest Day 5 April, 2026
0.6in
Wet Days April
13/30 (43%)
Total Rainfall May
2.7in
Daily Average May
0.2in
Wettest Day 14 May, 2026
0.6in
Wet Days May
12/21 (57%)

Climate (2010–Present)

Klawock - Klawock Airport (53.4 miles)

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Annual Average 2021–2025
73.2in
Monthly Average 2021–2026
6in
Daily Average 2021–2026
0.2in
Wettest Day 4 September, 2022
2.4in

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