Los Angeles

Downtown LA Sizzles at 88, but Cooldown Is on the Way

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Published on August 09, 2026
Downtown LA Sizzles at 88, but Cooldown Is on the WaySource: Unsplash/

Downtown Los Angeles is starting Sunday near 68 degrees with humid air and a mostly sunny day ahead. Temperatures are expected to climb to around 88 degrees this afternoon, while a broader heat advisory remains in effect through Sunday evening. Relief arrives gradually Monday, with cooler afternoons expected through the rest of the week.

Sunday Heat Peaks Before The Pattern Breaks

Sunday afternoon should be mostly sunny across downtown, with south-southwest winds generally between 5 and 10 mph. The warmest stretch is expected from late morning through midafternoon, when temperatures reach the upper 80s. The chance of rain is minimal at roughly 5%.

The National Weather Service says the heat advisory covers a broader portion of southwest California through 8 p.m. Sunday, with some inland locations reaching the 90s or higher. Residents should drink plenty of fluids, stay in air-conditioned or shaded spaces when possible, and limit strenuous outdoor activity during the hottest part of the day.

Cooler, Foggier Mornings Arrive This Week

Monday will remain warm with a high near 87, followed by about 85 on Tuesday. Patchy fog is possible late Monday night and Tuesday morning, especially near the coast and coastal valleys, before skies turn mostly sunny.

Temperatures ease into the low 80s by Wednesday and remain near 81 through Saturday. Overnight lows also trend cooler, slipping from the upper 60s early in the week into the mid-60s later on.

Afternoon Breezes Could Raise Fire Concerns Inland

Southwest winds may reach about 10 mph Sunday afternoon, with stronger onshore breezes possible across interior sections of the region. Hot, dry conditions combined with gusty winds can increase fire-weather concerns away from the immediate coast, even as downtown begins its slow cooldown.

Dry weather is expected to dominate the week, although forecasters are watching for a small chance of isolated showers or thunderstorms in the mountains. Any storms would be most likely outside downtown and could produce lightning with little rainfall, adding to fire risks in dry areas.