(Las Vegas, NV) – Las Vegans have traded their shorts for blankets and sweaters. The National Weather Service says yesterday’s high reached 55 degrees. That’s the lowest temperature ever for a November 6th, breaking the old record of 57 degrees set back in 1938. Mount Charleston recorded 31 degrees, breaking a 21-year-old record. Today’s high will be in the upper 50′s, with overnight lows down to just over 40 degrees.