Today's high hit 94 degrees at 2:33 p.m., and the low was 64 degrees at 6:17 a.m. at Tucson International Airport, according to the National Weather Service.

On Wednesday, the forecast calls for mostly sunny skies with patchy, blowing dust in the afternoon and evening. 

The high is expected to be between 82 to 87 degrees, and the low between 49 to 55 degrees, says the weather service.