Temecula is a city in southwestern Riverside County, California, United States. The city is a tourist and resort destination, with the Temecula Valley Wine Country, Old Town Temecula, the Temecula Valley Balloon & Wine Festival, the Temecula Valley International Film Festival, championship golf courses, and resort accommodations for tourists which contribute to the city’s economic profile. Although Temecula is geographically closer to downtown San Diego than downtown Los Angeles, it is considered part of the Greater Los Angeles area. Full HD.