Temecula

Climate

Temecula has a hot semi-arid climate (Köppen: BSh). August is typically the hottest month of the year with December being the coldest month. Most precipitation occurs from November to March with February being the wettest month. Winter storms generally bring moderate precipitation, but strong winter storms are not uncommon, especially during "El Niño" years. The driest month is June. Annual precipitation is 13.05 inches (331 mm). Morning marine layer is common during May and June. From July to September, Temecula experiences hot, dry weather with the occasional North American monsoonal flow that increases the humidity and brings isolated thunderstorms. Most of the storms tend to be short-lived with little rainfall. During late fall into winter, Temecula experiences strong, dry northeastern Santa Ana winds. Snowfall is rare, but Temecula has experienced traces of snowfall on occasion, some as recently as December 2014. A rare F1 tornado touched down in a Temecula neighborhood on February 19, 2005.