San Diego County swelters under record heat wave
By Debbie L. Sklar
Published on March 13, 2026.
San Diego County is experiencing a record-setting heat wave, with temperatures running 20 to 25 degrees above average. The National Weather Service predicts that daily record highs will be broken in several locations. A return of onshore flow is expected over the weekend, but temperatures are expected to remain above average for the remainder of the year. A heat advisory remains in effect for coastal and valley communities.
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