Copiague Rainfall Forecast
- 5%
- 5%
- 20%
- No Rain
- 60%
- 55%
- 40%
Copiague Rainfall Statistics
September Rainfall
Farmingdale - Republic Airport (5 miles)
Total Rainfall September
0.5inDaily Average September
0.04inWettest Day 13 September, 2026
0.5inWet Days September
2/16 (13%)
Climate (2021–2025)
Farmingdale - Republic Airport (5 miles)
Annual Average 2021–2025
31.3inMonthly Average 2021–2026
2.5inDaily Average 2021–2026
0.1inWettest Day 6 July, 2026
3.3in