November in Trenton averages a daily high of 12.9°C with nights around 2.5°C. Expect roughly 8.4 wet days totalling 77.1mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Trenton is May–June.
Based on TRENTON MERCER AIRPORT, NJ US (9.1km), 1995–2024. 27 years of November data.