March in Pleasanton averages a daily high of 18.5°C with nights around 5.6°C. Expect roughly 9.9 wet days totalling 48.8mm. 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 March data.