Local Forecast for Orange County, CA Currently 64.0°F HI: 81.0°F LO: 61.0°F Extended Forecast Today Partly sunny, with a high near 81. Light and variable wind becoming southwest 5 to 10 mph in the morning. Tonight Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 61. West wind around 5 mph becoming calm in the evening. Tuesday Patchy fog before 11am. Otherwise, partly sunny, with a high near 82. Light southwest wind increasing to 5 to 10 mph in the morning. Tuesday Night Mostly cloudy, with a low around 62. Southwest wind around 5 mph becoming calm in the evening. Wednesday Mostly sunny, with a high near 87. Light west wind increasing to 5 to 10 mph in the morning. Wednesday Night Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 61. Thursday Patchy fog before 11am. Otherwise, mostly sunny, with a high near 79. Thursday Night Increasing clouds, with a low around 62. Friday Cloudy, then gradually becoming mostly sunny, with a high near 73. Friday Night Mostly cloudy, with a low around 61. Saturday Mostly cloudy, then gradually becoming sunny, with a high near 76. Saturday Night Partly cloudy, with a low around 60. Sunday Sunny, with a high near 78.