Records set in December 2018 (Period of Record 1940-2018) Monthly Top 10 - 3rd Most Total Precipitation with 4.49". - 6th Most Storm Total Precipitation with 2.52" on the 26th. - 2nd Most Daily Total Precipitation with 2.52" on the 26th. Record is 3.25" on the 31st/1984. Daily Record Total Precipitation - 2.52" on the 26th