Portsmouth Rainfall Forecast
- 100%
- 80%
- 70%
- 95%
- 50%
- 20%
- 50%
Portsmouth Rainfall Statistics
March Rainfall
Ashland Regional Airport (18.6 miles)
Total Rainfall March
0.2inDaily Average March
0.1inWettest Day 2 March, 2026
0.2inWet Days March
1/4 (25%)
Climate (2014–Present)
Ashland Regional Airport (18.6 miles)
Annual Average 2021–2025
31inMonthly Average 2021–2026
2.5inDaily Average 2021–2026
0.1inWettest Day 25 September, 2025
2.8in