50 Hottest Cities in America

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Source: DenisTangneyJr / Getty Images

5. Brownsville, TX
> Days per year with 90 F+ temp.: 125
> Highest temp. on record (1898-2018): 106.0 F
> Normal mid-summer high: 94.4 F
> Normal year-round high: 83.5 F

Source: M. Kaercher / Getty Images

4. Del Rio, TX
> Days per year with 90 F+ temp.: 134
> Highest temp. on record (1951-2018): 112.0 F
> Normal mid-summer high: 97.1 F
> Normal year-round high: 81.6 F

Source: f11photo / Getty Images

3. Las Vegas, NV
> Days per year with 90 F+ temp.: 135
> Highest temp. on record (1948-2018): 117.0 F
> Normal mid-summer high: 104.1 F
> Normal year-round high: 79.6 F

Source: dszc / Getty Images

2. Tucson, AZ
> Days per year with 90 F+ temp.: 147
> Highest temp. on record (1946-2018): 117.0 F
> Normal mid-summer high: 100.2 F
> Normal year-round high: 82.9 F

Source: Public Domain / Wikimedia Commons

1. Phoenix, AZ
> Days per year with 90 F+ temp.: 169
> Highest temp. on record (1933-2018): 122.0 F
> Normal mid-summer high: 106.1 F
> Normal year-round high: 86.6 F