Napa Valley Vintages

1979 Napa Valley Vintage

Even, moderate year. The first vintage of Opus One, the Mondavi and Rothschild partnership.

Weather and season

Apr to Oct average temperature65.9°F
Estimated growing degree days3410
Frost days, Mar to Apr0
Days 90°F and up, Aug to Oct16
Winter rain19.3 in
Spring rainn/a in
Harvest rain3.6 in

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

Notable wines

Explore 1979 on the interactive timeline