When is the Heat Advisory in effect for San Diego County?

The Heat Advisory is scheduled to begin Monday at 10 a.m. and will remain active until Friday at 8 p.m.

How much hotter than normal will it be in San Diego?

Temperatures are expected to climb 20 to 30 degrees above normal for this time of year.

What precautions should be taken during the San Diego heatwave?

Residents are urged to stay hydrated, spend time in air-conditioned areas, and limit outdoor activities during the hottest periods.

Home / Weather / San Diego Faces Week-Long Heatwave

San Diego Faces Week-Long Heatwave

15 Mar

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Summary

Heat advisory issued for coastal and inland valleys.
Temperatures to climb 20-30 degrees above normal.
Hottest days expected Thursday and Friday, possibly breaking records.

Southern California is set to experience a significant early-season heatwave, prompting the National Weather Service to issue a Heat Advisory for parts of San Diego County. This advisory will be in effect for coastal and inland valley communities from Monday at 10 a.m. until Friday at 8 p.m.

Forecasters predict temperatures will climb substantially above normal averages for this time of year. Highs could reach 20 to 30 degrees Fahrenheit higher than usual, with Thursday and Friday anticipated to be the hottest days, potentially approaching or surpassing daily record temperatures.