TUCSON, Ariz. (13 News) – Temperatures Saturday were the coolest in six months, with highs in the 70s and lows in the 40s. Overnight lows dipped down close to 32° in the lower elevations of Graham, Greenlee, and Cochise Counties, where a Freeze Warning remains in place through 9 AM. Afternoon highs will stay cooler-than-normal Sunday before Tucson’s temperatures return to the 90s by Tuesday. Record highs are likely again by Wednesday, so enjoy the fall-like weather while we have it this weekend!