Columbia River - McGuire Island Rainfall Forecast
- No Rain
- 10%
- 60%
- 95%
- 95%
- 90%
- 95%
Columbia River - McGuire Island Rainfall Statistics
December Rainfall
Portland, Portland-Troutdale Airport (2.5 miles)
Total Rainfall December
5.7inDaily Average December
0.6inWettest Day 9 December, 2025
2.1inWet Days December
7/12 (58%)
Climate (2010–Present)
Portland, Portland-Troutdale Airport (2.5 miles)
Annual Average 2020–2024
38.9inMonthly Average 2020–2025
3.2inDaily Average 2020–2025
0.1inWettest Day 10 June, 2022
2.1in