April in Paterson averages a daily high of 17°C with nights around 5.3°C. Expect roughly 11.5 wet days totalling 100.3mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Paterson is May–June.
Based on CALDWELL ESSEX CO AIRPORT, NJ US (10.4km), 1995–2024. 25 years of April data.