A construction worker drinks cold water during a heat wave where temperatures have reached over 110 degrees Fahrenheit for 27 consecutive days in Scottsdale, Arizona, on July 28.
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People keep cool in a fountain at New York's Battery Park on Thursday, July 27.
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Yemichael Abebe uses an umbrella to take shelter from the sun while waiting for a bus in Takoma Park, Maryland, on July 27.
Bonnie Jo Mount/The Washington Post/Getty Images
City workers take a break in the shade of a nearby storefront as they lay down new pavement in Woodland Hills, California, on July 27.
Brian van der Brug/Los Angeles Times/Getty Images
A woman shades herself from the sun along the Brooklyn Bridge in New York on July 27.
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Vendors sell cold drinks near the Lincoln Memorial in Washington, DC, on July 27.
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Snickers, a great horned owl, is sprayed down with water by a volunteer at Liberty Wildlife, an animal rehabilitation center and hospital in Phoenix, on Wednesday, July 26.
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Representatives of the Miami-Dade County Homeless Trust distribute shelter information and bottles of water to people in Miami on July 25.
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Rick White drinks water while cooling down in his tent in "The Zone," Phoenix's largest homeless encampment, on Tuesday, July 25.
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A cactus in Phoenix is affected by the extreme heat and drought. Record-high temperatures in Arizona, combined with a lack of seasonal monsoons, have caused saguaro cactuses at the Desert Botanical Garden to become "highly stressed," according to Chief Science Officer Kimberlie McCue.
Liliana Salgado/Reuters
Israel Sanchez, left, and Alfonso Garcia carry a person onto a stretcher in Eagle Pass, Texas, on July 18. The person, who was suffering from dehydration, fell sick after he and his mother were found with a group of migrants who recently crossed the Rio Grande into the United States.
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Roberto Guerrero, left, and his son Jose work in the early morning to install a new air conditioner at a home in Phoenix on July 18. Guerrero is part of perhaps the most essential workforce in town: AC repair techs. "If they need us, we go," he said of the long work hours.
Adriana Zehbrauskas/The New York Times/Redux
A person covers their head while trying to stay cool in "The Zone," a vast homeless encampment where hundreds of people reside in Phoenix, on July 18.
Patrick T. Fallon/AFP/Getty Images
Workers harvest onions overnight in Salem, New Mexico, to avoid working in the heat of the day on July 18.
Paul Ratje/The New York Times/Redux
A man in Las Vegas puts his head in misters to cool off on July 17.
Bridget Bennett/Reuters
A heat advisory sign is shown along Highway 190 at Death Valley National Park in Death Valley, California, on July 16.
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People sit in a crowded room at Phoenix's Justa Center, one of the area's many cooling centers, on July 16.
Megan Mendoza/USA Today Network/Reuters
A sign warning of extreme heat invites people to "Chill with Jesus" inside a church in Tucson, Arizona, on July 15.
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A firefighter watches flames from the Rabbit Fire approach Gilman Springs Road in Moreno Valley, California, on July 14.
Eric Thayer/AP
A person seeking shelter from the heat watches the weather forecast at the First Congregational United Church of Christ in Phoenix on July 14.
Brandon Bell/Getty Images
Capt. Darren Noak, a medic with Austin-Travis County Emergency Medical Services, applies a chemical ice pack to a man in Austin, Texas, on July 12.
Jay Janner/Austin American-Statesman/AP
A person fishes in Isle of Palms, South Carolina, on July 12.
Richard Ellis/Zuma
A sleeping child is protected from the sun in Los Angeles on July 12.
Damian Dovarganes/AP
A sign displays the temperature on July 12 as jets taxi at Phoenix's Sky Harbor International Airport.
Matt York/AP
Kristin Peterson cools off with a cold bandana at the Sunrise Homeless Navigation Center in Austin on July 11.
Jay Janner/Austin American-Statesman/AP
The "World's Tallest Thermometer" shows temperatures reaching triple digits in Baker, California, on July 11.
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Steven Rodriguez picks okra in Coachella, California, on July 11.
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