Weather 
Forget “California cool” — the Golden State is now demanding actual cold.
Los Angeles County is turning up the pressure on landlords — by telling them to turn down the temperature.
Starting Jan. 1, 2027, landlords in unincorporated parts of LA County will be required to keep rental units at 82 degrees or cooler, marking a major shift in what counts as a livable home as Southern California battles hotter, longer and increasingly muggy heat waves.
Getty Images
The new rule makes cooling part of the county’s habitability standards, joining long-standing requirements for basics like heat and hot water.
In other words: a rental with a working heater but a summer sauna vibe may no longer cut it.
“Statewide habitability law does not set a standard for cooling,” Amy Tannenbaum, supervising attorney with Public Counsel’s Homelessness Prevention Law Project, said in a recent interview with LA Public Press.
The catch? The new rule won’t cover every LA renter sweating through the summer.
It only applies to unincorporated LA County communities, meaning renters in cities including Santa Monica, Pasadena, Inglewood and Glendale are not automatically protected.
That leaves many Angelenos with an LA address still wondering whether their landlord has to keep things chill — literally.
The Los Angeles City Council has asked city departments to study whether Tinseltown should adopt a similar indoor temperature requirement, but no citywide rule has been approved yet.
The timing comes as California’s heat problem is becoming harder to ignore.
Research from the Scripps Institution of Oceanography shows the state’s average summer temperature has already climbed roughly 3 degrees since 1896 and could rise another 2 degrees by 2040 if current pollution trends continue.
And it’s not just hotter — it’s stickier.
Daniel Swain, a climate scientist with the University of California Agriculture and Natural Resources, said Southern California’s recent heat waves have become increasingly humid, making them more dangerous for residents.
“It actually isn’t the same dry heat that you’re used to, and it actually makes a huge difference in terms of human health risk,” Swain told LA Public Press.
He also warned that hotter nights can be especially dangerous because they prevent the body from recovering after long stretches of extreme daytime heat.
For renters stuck in older buildings that hold onto heat like a bad summer grudge, a heat wave can turn from uncomfortable to dangerous — especially when there’s no reliable AC rescue.
The county isn’t ordering landlords to crank up the air conditioners just yet. Instead, it’s setting a magic number: keep rentals at 82 degrees or cooler.
Landlords can start with budget-friendly fixes like insulation, window coverings, shade structures and fans.
But if those tricks don’t beat the heat, it may be time to bring in the big chill — aka mechanical cooling.
Officials warn, however, that cooling every rental unit won’t happen with the flip of a switch.
LA Department of Public Health spokesperson Becky Schlikerman warned the rollout won’t be effortless, citing installation costs, aging buildings and pressure on the power grid.
While tenants may welcome cooler homes, the new rule comes with a big question mark: who picks up the electric bill?
“Any increase in the electric bill related to this cooling is going to fall back on the tenant,” Tannenbaum said.
Skip Koenig, director of pro bono at Neighborhood Legal Services of Los Angeles, said affordability will be one of the “biggest concerns” and hurdles for low-income renters already juggling sky-high housing and utility bills.
Koenig added that tenants in the city of Los Angeles, Santa Monica, Inglewood, San Fernando “don’t have any rights when it comes to cooling.”
He stressed, “That’s something that we’re going to continue to have to fight for.”
Starting next year, tenants who are left sweating can file complaints through the Los Angeles County Department of Public Health’s Rental Housing Habitability Program.
Officials say they’ll take an “education first” approach — giving landlords a chance to cool things down before bringing out the enforcement hammer. Landlords who need more time can request extensions.
Tenant advocates fear that relief may not arrive with the speed of an ice-cold breeze.
Tannenbaum warned the complaint process could drag, with some renters potentially forced to take legal action — a road that can be long and bumpy.
For those who do need to fight back, advocates say: document everything. That includes landlord messages, photos, videos, and keeping a thermometer handy.
As climate change turns extreme heat from an occasional annoyance into a recurring threat, California officials are beginning to rethink what “livable” really means.
And the rental rule comes as the state faces a broader cooling crunch — from apartments to classrooms.
As previously reported by The Post, California schools have struggled to keep students cool despite the CalSHAPE program, launched in 2020 to help campuses assess and upgrade aging heating and cooling systems.
The California Energy Commission cut the program short in 2024, leaving many districts without funding for needed HVAC upgrades.
Some schools say aging systems still struggle to keep classrooms comfortable during extreme heat.
The struggle reflects a bigger question facing the state: As temperatures climb, is California ready to keep its residents cool?
