Jefferson Rainfall Forecast
- No Rain
- No Rain
- No Rain
- 20%
- 35%
- 10%
- 35%
Jefferson Rainfall Statistics
September Rainfall
Salem - McNary Field (12.4 miles)
Total Rainfall September
1inDaily Average September
0.1inWettest Day 14 September, 2025
0.9inWet Days September
4/17 (24%)
Climate (2010–Present)
Salem - McNary Field (12.4 miles)
Annual Average 2020–2024
39inMonthly Average 2020–2025
3.2inDaily Average 2020–2025
0.1inWettest Day 3 January, 2022
2.3in