Murrieta miscellany . Here is a map page for the area. The climate for Murrieta is comfortable. Here is a climate page for Murrieta and the area. Afternoon breezes cool down the summer days.
Marine air coming in from the Pacific Ocean helps keep the climate mild.
Some low-lying areas may experience occasional frost in the winter, but this is rare. Smog is usually blown out of the valley during the summer, but if it lingers, it is usually only during late summer. Residents have been explaining ever since that Murrieta and neighboring Murrieta Hot Springs were named after the pioneer and lawman, Juan Murrieta, not the infamous lawbreaker and bandit, Joaquin Murietta. Here is a history page for Murrieta and the area Impressed with the beauty of the valley with its many trees and creeks, Don Juan Murrieta bought 52,000 acres of land here. He first came to California at age 18, settling in the San Joaquin Valley.