Climate almanac
Mastic Beach
New York, United States · 40.77°, -72.85°
What is the weather like in Mastic Beach in September?
In September, Mastic Beach is typically 72°F (22°C) during the day and 66°F (19°C) at night. The month brings about 3.8 in (97 mm) of precipitation in total.
- Average high72°F (22°C)
- Average low66°F (19°C)
- Precipitation3.8 in (97 mm)
- Clear or mostly clear days11
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)