August in Irvington averages a daily high of 29.8°C with nights around 20.2°C. Expect roughly 10.2 wet days totalling 127.8mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Irvington is May–June.
Based on HARRISON, NJ US (7.2km), 1995–2024. 28 years of August data.