Local Forecast for San Diego, CA Currently 66.0°F HI: 73.0°F LO: 63.0°F Extended Forecast Tonight Patchy drizzle and fog. Cloudy, with a low around 63. Calm wind. Friday Patchy drizzle and fog before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 73. Light west wind increasing to 5 to 10 mph in the afternoon. Friday Night Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 63. Northwest wind 5 to 10 mph. Saturday Patchy fog before 11am. Otherwise, partly sunny, with a high near 75. West wind 5 to 10 mph. Saturday Night Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 63. Northwest wind 5 to 10 mph. Sunday Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 78. Sunday Night Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 64. Monday Patchy fog before 11am. Otherwise, mostly sunny, with a high near 80. Monday Night Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 63. Tuesday Patchy fog before 11am. Otherwise, mostly sunny, with a high near 74. Tuesday Night Patchy fog. Otherwise, increasing clouds, with a low around 62. Wednesday Patchy fog. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 71. Wednesday Night Patchy fog. Otherwise, increasing clouds, with a low around 62.