Much cooler than Monday for inland areas, as much as 10 to 15 degrees cooler for the mountains and high desert. High temperatures for Tuesday for the coastal areas: 65 to 70, western valleys and inland Orange County: 67 to 71, inland valleys: 61 to 68, mountains between 4000 feet and 7000 feet: 40 to 51, high desert: 53 to 58, low desert: 67 to 71.