Climate almanac
Setauket-East Setauket
New York, United States · 40.93°, -73.10°
What is the weather like in Setauket-East Setauket in September?
In September, Setauket-East Setauket is typically 73°F (23°C) during the day and 65°F (18°C) at night. The month brings about 4.2 in (106 mm) of precipitation in total.
- Average high73°F (23°C)
- Average low65°F (18°C)
- Precipitation4.2 in (106 mm)
- Clear or mostly clear days11
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)