San Luis Obispo County Central Coast Severe Watches & Warnings NOAA Weather Radio

Record Report
Statement as of 6:20 PM PDT on April 24, 2015

... Record high minimum temperature set yesterday at Santa Maria...

a record high minimum temperature of 53 degrees was set at Santa
Maria Airport CA yesterday... April 23rd. This tied the old record of
53 set in 2012 and 1910.