1934 Napa Valley Vintage

Cool and dry season, compared with 1991 to 2020. Rebuilding after Repeal. A small group of estates led the recovery. Nearest notable vintage: 1941.

Weather and season

Apr to Oct average temperature	63.7°F
Estimated growing degree days	2920
Frost days, Mar to Apr	0
Days 90°F and up, Aug to Oct	10
Winter rain	10.4 in
Spring rain	1.9 in
Harvest rain	1.6 in

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