With today's rain, the rainfall season (July 1 to June 30) in downtown San Francisco is already the wettest since 2010-2011; making it the highest total in the past five seasons. As of 6 pm today, the SF total had reached 18.42 inches. (See http://www.wrh.noaa.gov/mesowest/timeseries.php?wfo=wrh&sid=SFOC1&num=64)