Santa Ana is located in the Santa Ana Valley in southwestern California. Situated on the Santa Ana River, it is near the Santa Ana Mountains and about 12 miles from the coast of the Pacific Ocean. The sun shines approximately 300 days out of the year. Year-round humidity at noon is usually around 53 percent.
Area: 27.2 square miles (2000)
Elevation: 110 feet above sea level
Average Temperatures: January, 54.0° F; July, 72.0° F; annual average, 65.0° F
Average Annual Precipitation: 13.17 inches