Climate almanac
Central Islip
New York, United States · 40.79°, -73.20°
What is the weather like in Central Islip in July?
In July, Central Islip is typically 79°F (26°C) during the day and 73°F (23°C) at night. The month brings about 4.2 in (105 mm) of precipitation in total.
- Average high79°F (26°C)
- Average low73°F (23°C)
- Precipitation4.2 in (105 mm)
- Clear or mostly clear days10
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)