Record breaking low temperature today in Arizona, according to the National Weather Service.
Fort Valley: -18 F (Old record of -16 F set in 1963)
Kitt Peak: 14 F (Old record of 16 F set in 2007)
McNary: -9 F (Old record of -6 F set in 1937)
Sierra Vista FD: 14 F (Old record of 18 F set in 2007)
Tombstone: 18 F (Old record of 20 F set in 2001)
Tucson International Airport: 19 F (Old record of 20 F set in 2007)