Over one-third of the US lives in counties where summer temps have increased by +1.5C

+3.0C

Los Angeles,

California

+2.4C

Salt Lake,

Utah

+2.2C

+2.5

New York,

New York

+2.1C

10m

people

Mami-

Dade,

Florida

+1.8C

+2.0

+1.5

Boulder,

Colorado

+1.4C

+1.0

Harris,

Texas

+0.9C

Johnson,

Kansas

+0.4C

+0.5

0

Dallas,

Texas

–0.1C

Tulsa,

Oklahoma

–0.3C

–0.5

–1.0

Change in summer

temperatures,

1895 to 2023

County

population

10m

5m

1m

–1

0

0.5

1.0

1.5

2.0

+3C

50k

+3.0C

Los Angeles,

California

+2.4C

Salt Lake,

Utah

+2.2C

+2.5

10m

people

New York,

New York

+2.1C

+2.0

Mami-Dade,

Florida

+1.8C

+1.5

Boulder,

Colorado

+1.4C

+1.0

Harris,

Texas

+0.9C

Johnson,

Kansas

+0.4C

+0.5

0

Dallas,

Texas

–0.1C

Tulsa, Oklahoma

–0.3C

–0.5

–1.0

Change in summer

temperatures, 1895 to 2023

County population

10m

5m

1m

–1

0

0.5

1.0

1.5

2.0

+3C

50k

+3.0C

Los Angeles,

California

+2.4C

Salt Lake,

Utah

+2.2C

+2.5

10m

people

New York,

New York

+2.1C

+2.0

Mami-Dade,

Florida

+1.8C

+1.5

Boulder,

Colorado

+1.4C

+1.0

Harris,

Texas

+0.9C

Johnson,

Kansas

+0.4C

+0.5

0

Dallas,

Texas

–0.1C

Tulsa, Oklahoma

–0.3C

–0.5

–1.0

Change in summer

temperatures, 1895 to 2023

County population

10m

5m

1m

–1

0

0.5

1.0

1.5

2.0

+3C

50k

Above 1.5C

Harris,

Texas

+0.9C

New York,

New York

+2.1C

Dallas,

Texas

–0.1C

Los Angeles,

California

+2.4C

10m

people

Salt Lake,

Utah

+2.2C

Tulsa,

Oklahoma

–0.3C

Boulder,

Colorado

+1.4C

Mami-Dade,

Florida

+1.8C

Johnson,

Kansas

+0.4C

0

+3.0C

–0.5

+0.5

+1.0

+2.5

–1.0

+1.5

+2.0

Change in summer

temperatures, 1895 to 2023

County population

10m

5m

1m

–1

0

0.5

1.0

1.5

2.0

+3C

50k

Above 1.5C

Harris,

Texas

+0.9C

New York,

New York

+2.1C

Dallas,

Texas

–0.1C

Los Angeles,

California

+2.4C

10m

people

Salt Lake,

Utah

+2.2C

Tulsa,

Oklahoma

–0.3C

Mami-Dade,

Florida

+1.8C

Boulder,

Colorado

+1.4C

Johnson,

Kansas

+0.4C

–1.0

–0.5

0

+0.5

+1.0

+1.5

+2.0

+2.5

+3.0C

Change in summer

temperatures, 1895 to 2023

County population

10m

5m

1m

–1

0

0.5

1.0

1.5

2.0

+3C

50k

Change in summer

temperatures, 1895 to 2023

Above 1.5C

–1

0

0.5

1.0

1.5

2.0

+3C

Harris,

Texas

+0.9C

New York,

New York

+2.1C

Dallas,

Texas

–0.1C

Los Angeles,

California

+2.4C

10m

people

County

population

Salt Lake,

Utah

+2.2C

Tulsa,

Oklahoma

–0.3C

10m

Boulder,

Colorado

+1.4C

5m

Mami-Dade,

Florida

+1.8C

Johnson,

Kansas

+0.4C

1m

50k

–0.5

0

+1.0

+2.5

–1.0

+0.5

+1.5

+2.0

+3.0C