July in Irondequoit averages a daily high of 27.6°C with nights around 16.5°C. Expect roughly 11.7 wet days totalling 97.4mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Irondequoit is May–September.
Based on FREDERICK DOUGLASS GREATER ROCHESTER INTERNATIONAL AIRPORT, NY US (13.2km), 1995–2024. 30 years of July data.