Riverside (Merrimack River) Rainfall Forecast
- No Rain
- 5%
- 30%
- 45%
- No Rain
- 10%
- 5%
Riverside (Merrimack River) Rainfall Statistics
September Rainfall
Lawrence Municipal Airport (5.6 miles)
Total Rainfall September
4.6inDaily Average September
0.2inWettest Day 13 September, 2026
1.2inWet Days September
15/30 (50%)
Climate (2021–2025)
Lawrence Municipal Airport (5.6 miles)
Annual Average 2021–2025
43inMonthly Average 2021–2026
3.4inDaily Average 2021–2026
0.1inWettest Day 8 August, 2023
6.7in