Los Angeles, CA – Residents of Southern California are enjoying another sunny, warm December day, with temperatures reaching the 70s and 80s in many areas. However, meteorologists say a shift is on the horizon as a high-pressure system begins to move eastward, allowing cooler temperatures and more clouds to affect the region over the weekend.
Warm Weather Continues Through Thursday
KTLA meteorologist Olga Ospina reported Thursday that Southern California is experiencing another picture-perfect day, with plenty of sunshine and average temperatures for this time of year. Afternoon highs are expected to reach the 70s and 80s, providing residents a comfortable, almost spring-like day in the heart of winter.
The current warmth is attributed to a high-pressure system stationed offshore, which has been dominating the region’s weather patterns. “This has been bringing us really some very warm temperatures at this time of year,” Ospina explained, noting that the stable conditions have kept skies mostly clear and precipitation virtually absent.
Weekend Forecast: Cooler, Cloudier Conditions Expected
Meteorologists warn that the warm trend will not last indefinitely. The high-pressure system is expected to slide east by the weekend, allowing onshore flow to return and bringing more cloud cover to coastal and inland areas.
- Saturday highs: Mid-70s, especially near the coast
- Sunday highs: Mid-70s, with increased cloudiness
While temperatures will be slightly cooler than the current highs, the region will still remain well above average for December, providing mild, comfortable conditions despite the cloud cover.
No Rain in the Extended Forecast
Even with the shift in weather patterns, meteorologists say no precipitation is expected in the coming days. Southern Californians can enjoy the dry weather while preparing for slightly cooler afternoons and breezy mornings, particularly along the coast.
The early week rebound will see temperatures gradually climbing again, keeping much of the region in the 70s, though clouds may linger, especially near the shoreline.
Key Takeaways for Residents
- Thursday: Sunny and warm, highs in the 70s and 80s
- Saturday–Sunday: Cooler, cloudier with highs in the mid-70s, especially near the coast
- Next week: Gradual warming returns, mostly dry conditions continue
Meteorologists encourage residents to enjoy the pleasant December weather while it lasts and to prepare for the slightly cooler and cloudier weekend.
How are you spending this sunny December weather in Southern California before the cooler weekend arrives? Share your plans, favorite outdoor spots, or weather tips in the comments, and tell us how you make the most of mild winter days.

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