Sonoma County 1966 Vintage Report
Ideally sequenced and largely stress-free, 1966 goes down as a textbook vintage for Sonoma County.
The cycle began with a harmonious flowering period. Warm days (avg 20°C) allowed for an even fruit set, establishing the potential for a generous crop.
The growing season was solar and generous. Accumulating 1862 Growing Degree Days (GDD), the summer provided consistent warmth that drove steady sugar accumulation. A key factor was the dramatic diurnal shift (14.5°C), ensuring that despite the daytime warmth, acidities remained razor-sharp.
The season concluded with a pristine harvest window. With negligible rain (2mm), pickers could wait for perfect phenolic maturity, harvesting each block at its absolute zenith.
**Style:** Rich, opulent, and structured wines built for the long haul.
About Sonoma County
Napa's laid-back neighbor, Sonoma is a vast region of microclimates. It excels in cool-climate Pinot Noir and Chardonnay from the coast, as well as robust Zinfandels and Cabernets from its warmer valleys.
Climatic Blueprint
Growing Degree Days (GDD)
Total Rainfall
Sunshine Hours
Diurnal Shift
Frost Days
Average Temperature
Historical Context (7 Years)
Comparison of growing season heat accumulation vs regional average.
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