February in Irvine averages a daily high of 19.6°C with nights around 9.6°C. Expect roughly 7.1 wet days totalling 59mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Irvine is April–November.
Based on SANTA ANA JOHN WAYNE AIRPORT, CA US (4.3km), 1995–2024. 25 years of February data.