Biorka Island Rainfall Forecast

Today 14 Sep
15%
Tue 15 Sep
95%
Wed 16 Sep
95%
Thu 17 Sep
65%
Fri 18 Sep
60%
Sat 19 Sep
70%
Sun 20 Sep
100%

Biorka Island Rainfall Statistics

September Rainfall

Sitka - Sitka Airport (14.9 miles)

Total Rainfall 2026
48in
Daily Average 2026
0.2in
Wettest Day 8 September, 2026
2.2in
Wet Days 2026
155/257 (60%)
Total Rainfall August
6.1in
Daily Average August
0.2in
Wettest Day 31 August, 2026
1.6in
Wet Days August
17/31 (55%)
Total Rainfall September
3.1in
Daily Average September
0.3in
Wettest Day 8 September, 2026
2.2in
Wet Days September
5/14 (36%)

Climate (2021–2025)

Sitka - Sitka Airport (14.9 miles)

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Annual Average 2021–2025
91.8in
Monthly Average 2021–2026
7.5in
Daily Average 2021–2026
0.2in
Wettest Day 12 August, 2023
4.4in

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