How much did milk cost in 2021?

January 2021 $3.47 per gallon February 2021 $3.37 per gallon March 2021 $3.35 per gallon April 2021 $3.45 per gallon May 2021 $3.50 per gallon June 2021 $3.56 per gallon July 2021 $3.63 per gallon August 2021 $3.56 per gallon September 2021 $3.59 per gallon October 2021 $3.66 per gallon November 2021 $3.67 per gallon December 2021 $3.74 per gallon