June in Pasadena averages a daily high of 29°C with nights around 15.4°C. Rain is rare — about 1.8 wet days and 5mm across the month. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Pasadena is March–June.
Based on PASADENA, CA US (0.1km), 1995–2024. 30 years of June data.