Triple-digit temperatures heat up Labor Day weekend

From left, Annie Nguyen, 17, Kendra Cheung, 8, Katelyn Le, 9, and Phu Le, 17, enjoy a Labor Day picnic at Mile Square Park in Fountain Valley.   (Allen J. Schaben / Los Angeles Times)

A Labor Day picnic at Mile Square Park in Fountain Valley.   (Allen J. Schaben / Los Angeles Times)

Guitarist Marcelo Sotelo of Anaheim leads members of the Iglesias Pentecostal United Church of Santa Ana in a song at Mile Square Park.  (Allen J. Schaben / Los Angeles Times)

Tug of war at Mile Square Park.   (Allen J. Schaben / Los Angeles Times)

A swan boat at Mile Square Park.  (Allen J. Schaben / Los Angeles Times)

Yolanda Soria of Glendale looks out over thousands of people at Huntington Beach on Sunday.  (Allen J. Schaben / Los Angeles Times)

Huntington State Beach on Sunday.  (Allen J. Schaben / Los Angeles Times)

Santa Ana River County Beach in Newport Beach.   (Allen J. Schaben / Los Angeles Times)

Dan and Candy McCoy of La Habra relax in the back of their truck in Huntington Beach on Sunday.  (Allen J. Schaben / Los Angeles Times)

Girls play in a stream near Lake Balboa/Anthony C. Beilenson Park on Sunday.  (Gabriella Angotti-Jones / Los Angeles Times)

Girls play in a stream near Lake Balboa/Anthony C. Beilenson Park on Sunday.  (Gabriella Angotti-Jones / Los Angeles Times)

Charlotte Henderson and her dog Benny find relief from the heat at a cooling center in Seal Beach.  (Christina House / Los Angeles Times)

Rita Zeid, 79, left, works on puzzles and her husband, Mike, 84, reads magazines while cooling off Sunday at the Marina Community Center in Seal Beach.  (Christina House / Los Angeles Times)

The Marina Community Center in Seal Beach.  (Christina House / Los Angeles Times)

Monica Ruiz, 32, cools off on skid row in downtown Los Angeles.  (Francine Orr / Los Angeles Times)

People crowd Hermosa Beach on Saturday to escape the heat.  (Carolyn Cole / Los Angeles Times)

Jessica Luebke puts goggles on her son Sebastian Longeretta, 3, while her son Enzo Longeretta, 7, jumps into their Silver Lake pool on Saturday.  (Dania Maxwell / Los Angeles Times)

Rowan Cook keeps cool Saturday on a water slide in his yard in Highland Park.   (Dania Maxwell / Los Angeles Times)

The parking lot is full at Junipero Beach in Long Beach on Saturday.  (Luis Sinco / Los Angeles Times)

People cool off in the ocean at Hermosa Beach on Saturday.  (Carolyn Cole / Los Angeles Times)

Hermosa Beach is packed as the temperature soars Saturday.  (Carolyn Cole / Los Angeles Times)

A Labor Day weekend crowd descends on Huntington Beach on Saturday.  (Luis Sinco / Los Angeles Times)

Surfers wait to catch a wave in the waters off Huntington Beach on Saturday.  (Luis Sinco / Los Angeles Times)

A cyclist hydrates while waiting to cross Pacific Coast Highway at Main Street in Huntington Beach on Saturday.  (Luis Sinco / Los Angeles Times)

People crowd Hermosa Beach on Saturday.  (Carolyn Cole / Los Angeles Times)

Children take shade at Balboa Park in Van Nuys on Saturday.  (Dania Maxwell / Los Angeles Times)

Lesandro Jimenez helps his daughter Genesis with some ice cream at Balboa Park in Van Nuys on Saturday.  (Dania Maxwell / Los Angeles Times)

Cael Kirkland of Los Angeles and his son cool off at Will Rogers State Beach on Friday.  (Gary Coronado / Los Angeles Times)

Carlos Gutierrez creates his own shade while walking with inflatable balls for sale in Pacoima.   (Mel Melcon / Los Angeles Times)

Paddle boarders navigate Alamitos Bay in Long Beach.  (Luis Sinco / Los Angeles Times)

Miguel Garcia of Tujunga after jogging at Hansen Dam Recreation Area in Pacoima.   (Mel Melcon / Los Angeles Times)

A blazing sun silhouettes power lines in Long Beach.  (Luis Sinco / Los Angeles Times)

A man rides his bike through the Arts District in downtown Los Angeles.  (Wally Skalij / Los Angeles Times)

Enrique Hernandez, 7, Ranfery Hernandez, 5, and Angeline Hernandez, 10, play in the ocean Friday at Will Rogers State Beach.  (Gary Coronado / Los Angeles Times)

Alexie Epstein, from left, Jackie Nuchow, Sammy Nuchow and Maddie Clark, all 17, cool off after a training session at Balboa Park in Encino.  (Mel Melcon / Los Angeles Times)

People visit the Huntington Beach Pier ahead of a hot Labor Day weekend.  (Kent Nishimura / Los Angeles Times)

Chris Ruiz finds a shady spot to practice his javelin throw at Newhall Park in Santa Clarita. Ruiz hopes to make it onto the Cal State Northridge track and field team.  (Myung J. Chun / Los Angeles Times)

Melinda Mena and her husband, Rick, apply primer to a wrought-iron fence in front of their Porter Ranch home.  (Mel Melcon / Los Angeles Times)

Ray Gonzalez takes a break from the heat near a water fountain after having lunch in the arts district in downtown Santa Ana.  (Allen J. Schaben / Los Angeles Times)

Chrystabelle Ramirez of Los Angeles gets in her workout on the Terri and Jerry Kohl Staircase at the Music Center in downtown Los Angeles.  (Gary Coronado / Los Angeles Times)

A fisherman at the Redondo Beach Pier.  (Gary Coronado / Los Angeles Times)

Sergio Curiel feeds a seagull at the Redondo Beach Pier.  (Gary Coronado / Los Angeles Times)

Beachgoers enjoy a warm, sunny Wednesday ahead of the Labor Day holiday weekend near the San Clemente Pier.  (Allen J. Schaben / Los Angeles Times)

People enjoy a warm, sunny Wednesday ahead of the Labor Day holiday weekend at the San Clemente Pier.  (Allen J. Schaben / Los Angeles Times)

A fisherman statue is fitted with a mask outside Fisherman’s Restaurant and Bar in San Clemente.  (Allen J. Schaben / Los Angeles Times)

Beachgoers enjoy a warm, sunny day ahead of the Labor Day holiday weekend near San Clemente Pier.  (Allen J. Schaben / Los Angeles Times)

A youngster does a flip on the beach near the San Clemente Pier on a warm sunny Wednesday ahead of the Labor Day holiday.  (Allen J. Schaben / Los Angeles Times)

Drone view of a skim boarder riding a wave on a sunny day ahead of the Labor Day holiday weekend in Seal Beach.  (Allen J. Schaben / Los Angeles Times)

A kite surfer goes airborne while another glides across the water ahead of the Labor Day holiday weekend in Seal Beach.  (Allen J. Schaben / Los Angeles Times)

Reana Gallardo cools off in the sprinkler at Mason Park in Chatsworth during her lunch break from work.   (Myung J. Chun / Los Angeles Times)

Jeff Teho and wife, Debbie Paris, let their dogs, Dexter, left, and Lizzy, experience paddle boarding for the first time in Marina Del Rey.  (Myung J. Chun / Los Angeles Times)