August in White Plains averages a daily high of 27.5°C with nights around 18.1°C. Expect roughly 10.5 wet days totalling 101.9mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit White Plains is May–October.
Based on WESTCHESTER CO AIRPORT, NY US (5.8km), 1995–2024. 30 years of August data.