Smithtown Rainfall Forecast
- 100%
- 15%
- 10%
- 5%
- 35%
- 30%
- 15%
Smithtown Rainfall Statistics
July Rainfall
Islip, Long Island Mac Arthur Airport (6.2 miles)
Total Rainfall July
1.5inDaily Average July
0.2inWettest Day 1 July, 2025
1.3inWet Days July
4/10 (40%)
Climate (2010–Present)
Islip, Long Island Mac Arthur Airport (6.2 miles)
Annual Average 2020–2024
45.6inMonthly Average 2020–2025
3.8inDaily Average 2020–2025
0.1inWettest Day 16 July, 2023
4.6in