Biorka Island Rainfall Forecast
- 25%
- 5%
- 5%
- No Rain
- No Rain
- 10%
- 45%
Biorka Island Rainfall Statistics
December Rainfall
Sitka - Sitka Airport (14.9 miles)
Total Rainfall December
4.2inDaily Average December
0.3inWettest Day 6 December, 2025
1.2inWet Days December
11/17 (65%)
Climate (2010–Present)
Sitka - Sitka Airport (14.9 miles)
Annual Average 2020–2024
94.7inMonthly Average 2020–2025
7.7inDaily Average 2020–2025
0.3inWettest Day 12 August, 2023
4.4in