Climate almanac
Winthrop Harbor
Illinois, United States · 42.48°, -87.82°
What is the weather like in Winthrop Harbor in July?
In July, Winthrop Harbor is typically 73°F (23°C) during the day and 67°F (19°C) at night. The month brings about 2.8 in (70 mm) of precipitation in total.
- Average high73°F (23°C)
- Average low67°F (19°C)
- Precipitation2.8 in (70 mm)
- Clear or mostly clear days13
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)