US Southwest Temperatures to Drop 20F as Record Heat Wave Ends
The heat wave is forecast to end this week and highs in Phoenix may fall to 78F by Saturday, a marked decline from the triple-digit temperatures that have dominated since September.
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The record-breaking heat across Phoenix and the US Southwest will finally end this week, with temperatures plummeting more than 20F (11C) degrees by this weekend.
From Sept. 24 to October 13, Phoenix set new daily high temperature records as well as all-time highs for both months, according to the National Weather Service. Matching Phoenix almost step-for-step, Tucson has posted daily record highs from Sept. 25 through Sunday.