Portland Rainfall Forecast
- 75%
- No Rain
- No Rain
- No Rain
- 50%
- 55%
- 40%
Portland Rainfall Statistics
July Rainfall
Cincinnati/Northern Kentucky International Airport (23.6 miles)
Total Rainfall July
3.6inDaily Average July
0.1inWettest Day 18 July, 2026
1.2inWet Days July
9/28 (32%)
Climate (2021–2025)
Cincinnati/Northern Kentucky International Airport (23.6 miles)
Annual Average 2021–2025
45.7inMonthly Average 2021–2026
3.8inDaily Average 2021–2026
0.1inWettest Day 20 July, 2025
2.9in