The climate of the California State University, Los Angeles, campus, located in the eastern San Gabriel Valley of Los Angeles County, is typically characterized by warm, dry summers and mild, wet winters. This Mediterranean climate is influenced by the Pacific Ocean, the surrounding mountains, and the urban heat island effect. Daily temperatures can fluctuate significantly, with warmer daytime highs and cooler nights, especially during the summer months. Occasional extreme weather events, such as heat waves, Santa Ana winds, and periods of heavy rainfall, can also occur.
Understanding the local climate is crucial for members of the university community. Students, faculty, and staff can make informed decisions about clothing, transportation, and outdoor activities by considering current and predicted conditions. Access to reliable weather information is particularly important for event planning, campus operations, and ensuring the safety and well-being of everyone on campus. Historical weather data provides valuable insights into long-term trends and can inform sustainable practices related to water conservation and energy efficiency.