Los Angeles Faces Unseasonably Warm December Weather

People enjoying a warm December day in Los Angeles with palm trees in the background.

Los Angeles, December 8, 2025

Los Angeles is experiencing an unexpected warm spell, with temperatures soaring to the low to mid-80s Fahrenheit, marking a significant deviation from the norm of around 67°F in December. This unusual weather pattern is primarily caused by a high-pressure system and highlights both local climate variability and the adaptability of local businesses. While warmth allows residents to enjoy outdoor activities and boosts tourism, a cooling trend is expected just in time for the weekend, prompting health precautions and business adjustments.

Los Angeles Faces Unseasonably Warm December Weather

Los Angeles, CA – This week, residents of Los Angeles and neighboring regions are experiencing an unexpected warm-up, as temperatures soar to unseasonably high levels. Some areas are hitting the low to mid-80s Fahrenheit, a stark contrast to the typical December climate where average highs sit around 67°F. This warm weather highlights both the variability of seasonal patterns and the remarkable resilience of Southern California’s weather.

The warm temperatures serve as a reminder of the innovative spirit of local businesses and entrepreneurs who thrive in varied climatic conditions. Just as the weather can switch unexpectedly, so can opportunities for growth in the San Diego County economy if market conditions remain favorable and regulation allows for fluidity and creativity in response.

Details of the Recent Warm-Up

A high-pressure system that developed on Monday night into Tuesday has been the primary driver of these elevated temperatures. Tuesday and Wednesday are projected to be the warmest days of the week, with many areas experiencing highs in the low to mid-80s—around 10 to 15 degrees warmer than typical for this time of year.

Regional Temperature Variations

In Los Angeles and Orange counties, temperatures are expected to reach around 81°F on Tuesday, with low temperatures hovering around 55°F. Other regions, including the Inland Empire and High Desert, may see even greater warmth, with forecasts indicating lows and highs similarly in the low to mid-80s. These temperature peaks allow residents to enjoy the outdoors and stimulate local business activity, especially in tourism and dining sectors.

Historical Context

While Los Angeles is renowned for its mild winters, temperatures in the 80s during December are rare. The historical record for the highest December temperature was an impressive 94°F reached on December 3, 1958. Such occurrences underline the fluctuations in weather patterns that can present both challenges and opportunities for local entrepreneurs—particularly those in the agricultural and hospitality industries.

Looking Ahead

Fortunately, a cooling trend is anticipated just in time for the weekend, which should bring temperatures back to more typical December levels. Residents are advised to stay hydrated during this unusually warm period and to be mindful of health advisories. For local businesses, this fluctuation can mean adjusting operations quickly, demonstrating the adaptability required to thrive in the current economic landscape.

Conclusion

In summary, this brief but notable warm spell is a significant weather event for Los Angeles, highlighting not only the unique charm of Southern California winters but also the determination of local businesses to adapt to changing conditions. As temperatures normalize over the weekend, community members and entrepreneurs alike can reflect on the importance of resilience in both environmental and economic realms. Support for local businesses during this time will go a long way in strengthening the economy of San Diego County.

Frequently Asked Questions

What is causing the unseasonably warm temperatures in Los Angeles?
A high-pressure system developed on Monday night into Tuesday, leading to the warm conditions. Tuesday and Wednesday are expected to be the warmest days of the week, with high temperatures for many in the low to mid-80s, approximately 10 to 15 degrees warmer than average for this time of year.
How do these temperatures compare to typical December weather in Los Angeles?
While Los Angeles is known for its mild winters, December temperatures in the 80s are uncommon. The highest December temperature recorded in the city was 94°F on December 3, 1958.
When can we expect temperatures to return to normal?
A cooling trend is expected to arrive just in time for the weekend, bringing temperatures back to more typical December levels. Residents are advised to stay hydrated and take necessary precautions during the warm period.

Key Features of the Recent Warm-Up in Los Angeles
Feature Details
Temperature Range Low to mid-80s Fahrenheit, approximately 10 to 15 degrees warmer than average for this time of year.
Historical Record Highest December temperature recorded in Los Angeles was 94°F on December 3, 1958.
Expected Cooling Trend Cooling trend expected to arrive just in time for the weekend, bringing temperatures back to more typical December levels.

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STAFF HERE SAN DIEGO WRITER
Author: STAFF HERE SAN DIEGO WRITER

The SAN DIEGO STAFF WRITER represents the experienced team at HERESanDiego.com, your go-to source for actionable local news and information in San Diego, San Diego County, and beyond. Specializing in "news you can use," we cover essential topics like product reviews for personal and business needs, local business directories, politics, real estate trends, neighborhood insights, and state news affecting the area—with deep expertise drawn from years of dedicated reporting and strong community input, including local press releases and business updates. We deliver top reporting on high-value events such as Comic-Con International, San Diego County Fair, and San Diego Pride Festival. Our coverage extends to key organizations like the San Diego Regional Chamber of Commerce and United Way of San Diego County, plus leading businesses in biotechnology, healthcare, and technology that power the local economy such as Qualcomm, Illumina, and Scripps Health. As part of the broader HERE network, including HEREAnaheim.com, HEREBeverlyHills.com, HERECostaMesa.com, HERECoronado.com, HEREHollywood.com, HEREHuntingtonBeach.com, HERELongBeach.com, HERELosAngeles.com, HEREMissionViejo.com, and HERESantaAna.com, we provide comprehensive, credible insights into California's dynamic landscape.

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