April in Newark averages a daily high of 17°C with nights around 6.5°C. Expect roughly 10.8 wet days totalling 110.7mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Newark is May–June.
Based on HARRISON, NJ US (2.2km), 1995–2024. 28 years of April data.