Temperature in San Diego, California Check the temperature anywhere in the worldCheck Temperature69.1°F20.6°CSunnyFeels like 65.7°FWeather observation: 2026-10-23 16:45 (local time)What's the Average Temperature in San Diego, California?Check the average temperature this time of year →Explore by seasonSpring →Summer →Autumn →Winter →Select a monthMonth JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember View average →