How Hot Can It Get? The 10 Hottest Places in the U.S.

The list of big cities with summer heat reads like a travel guide for the Southwest, then Texas and then the Southeast, with a bit of the lower Midwest sprinkled in (we hear you, Tulsa). But outside of the southern half of the U.S., Washington, D.C., proves plenty warm with an average high of over 86 degrees Fahrenheit.

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