:. Phoenix December Weather .:

Phoenix December Weather won't remind you of the weather in the Mid West or the North East, but it's a bit chilly, and can get occasionally get wet. The really nice December weather in Phoenix is a few degrees above normal, sunny and warm. You may want to delay your walk until 9:00 am or later, or walk inside the casinos or Vegas shopping malls. December weather conditions can be blustery or they can be really nice.