July in New Britain averages a daily high of 29.4°C with nights around 18.7°C. Expect roughly 11.5 wet days totalling 112.2mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit New Britain is May–June.
Based on HARTFORD BRAINARD AIRPORT, CT US (13.5km), 1995–2024. 29 years of July data.