What to Wear in San Diego
San Diego has the most consistently pleasant year-round weather of any major US city. Highs 65-80°F. Lows 50-65°F. Occasional rain in winter. The right wardrobe is light, layered for evening cool, and built around outdoor activities.
What to wear in San Diego today
Today's answer depends on today's conditions, so the specific outfit comes from the live reading for San Diego rather than from this page. Check what to wear right now, or read on for what stays true here whatever the date.
Three things move the answer in San Diego more than the forecast number does: the feels-like temperature rather than the air temperature, how long you will be outside, and whether you run warm or cold. Mediterranean (mild) conditions make that gap wider here than the daily high suggests.
Coastal vs. inland temperature differences are dramatic — La Jolla can be 15°F cooler than El Cajon. Evening drops in any season — always carry a sweater.
See also what to wear right now, do I need a jacket today and how to dress when the temperature swings.
Winter in San Diego
December through February. 60-70°F days, 45-55°F nights. Light sweater, jacket for evening. Occasional rain.
Spring in San Diego
March through May. 65-75°F. May Gray (cool marine layer) common.
Summer in San Diego
June through September. 70-85°F at the coast, hotter inland. Light fabrics.
Fall in San Diego
October through November. 70-80°F. Often the warmest months due to Santa Ana winds.
Local tips
Coastal vs. inland temperature differences are dramatic — La Jolla can be 15°F cooler than El Cajon. Evening drops in any season — always carry a sweater.