April in Pleasanton averages a daily high of 21°C with nights around 7.2°C. Expect roughly 5.5 wet days totalling 26.6mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Pleasanton is April–June.
Based on LIVERMORE MUNICIPAL AIRPORT, CA US (6.3km), 1995–2024. 26 years of April data.