Napa Valley Vintages

1973 Napa Valley Vintage

A mild growing season with steady ripening, widely remembered as excellent. Two 1973 wines win the 1976 Judgment of Paris and put Napa on the world map.

Weather and season

Apr to Oct average temperature65°F
Estimated growing degree days3200
Frost days, Mar to Apr2
Days 90°F and up, Aug to Oct7
Winter rain27.3 in
Spring rain3.2 in
Harvest rain2.1 in

Station: south valley. Growing degree days are estimated from monthly means.

Notable wines

Explore 1973 on the interactive timeline