July in Hamden averages a daily high of 29°C with nights around 17.6°C. Expect roughly 9.8 wet days totalling 101mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Hamden is May–June.
Based on MOUNT CARMEL, CT US (1.4km), 1995–2024. 25 years of July data.