San Diego/ Weather & Environment

Marine Layer Lifts as San Diego Basks in Mild, Sunny Weekend

AI Assisted Icon
Published on September 19, 2026
Marine Layer Lifts as San Diego Basks in Mild, Sunny WeekendSan Diego Skyline Viewpoint — Weather Coverage Backdrop
Google Street View

San Diego is starting Saturday with patchy low clouds, but the gray morning should give way to mostly sunny skies and a mild afternoon. Temperatures are expected to be mild, making for comfortable conditions across the city.

Early conditions at San Diego International Airport were cloudy and around 70 degrees, with the morning marine layer expected to thin between 8 and 11 a.m. The National Weather Service forecast calls for Saturday weather.

Sunny Afternoon, Cloudy Night

Saturday afternoon should be mostly sunny. Clouds will return tonight.

Mild Temperatures Hold Before Late-Week Warmup

Sunday will be partly sunny with a high near 75, followed by a cloudier Monday with a high around 74. Tuesday and Wednesday stay comfortable in the mid-to-upper 70s before temperatures begin climbing Thursday and Friday.

By Thursday and Friday, warmer coastal conditions near 80 degrees are possible. No watches, warnings, or advisories are listed for the area in the current forecast.