Lake Merwin Rainfall Forecast
- 100%
- 100%
- 10%
- 20%
- 70%
- 80%
- 85%
Lake Merwin Rainfall Statistics
October Rainfall
Southwest Washington Regional Airport (22.4 miles)
Total Rainfall October
0.6inDaily Average October
0.04inWettest Day 1 October, 2025
0.3inWet Days October
6/18 (33%)
Climate (2010–Present)
Southwest Washington Regional Airport (22.4 miles)
Annual Average 2020–2024
39.1inMonthly Average 2020–2025
3.2inDaily Average 2020–2025
0.1inWettest Day 4 November, 2022
4.2in