July in Gilroy averages a daily high of 30.8°C with nights around 13.4°C. Rain is rare — about 0.1 wet days and 0mm across the month. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Gilroy is April–June.
Based on GILROY, CA US (0.7km), 1995–2024. 19 years of July data.