1980 Napa Valley Vintage

Cool and normal season, compared with 1991 to 2020. The modern era begins as new wineries open and Cabernet leads. Nearest notable vintage: 1979.

Weather and season

Apr to Oct average temperature	63.4°F
Estimated growing degree days	2860
Frost days, Mar to Apr	0
Days 90°F and up, Aug to Oct	14
Winter rain	28 in
Spring rain	3.9 in
Harvest rain	0.2 in

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