Miami, LA, Dallas. Maybe.
Not sure exactly what "expected to be" means here, but Phoenix is statistically the city with the highest temperature in the US, so providing it continues to be so, it could be expected to be that in the future as well.
90 degrees in both July & August.
southeast
134 degrees
In 1910, the US city with the highest per capita income was New York City.
New York City
Denver
Tuscon, nevada
West region
The highest recorded temperature was in Libya, the second highest was in Death Valley in the US, and the third highest was in Israel.
The USA's highest temperature, 134° on July 10, 1913 in Death Valley, Calif., is also the official highest temperature in the Western Hemisphere
Key West, Florida