WSU Agricultural Weather Report
Washington State Wine Commission

The Washington State Wine Commission represents every licensed winery and every wine grape grower in Washington State. Guided by an appointed board, the Commission provides a marketing platform to raise positive awareness of the Washington State wine industry and generate greater demand for its wines. Funded almost entirely by the industry - through assessments based on grape and wine sales - the Commission is a state government agency, established by the legislature in 1987.

For Washington State Wine Staff contact info please click here.

Weather data powered by:
WSU Agricultural Weather Report
Ava Legend
Wineries Legend
winery key
winery with tasting room key
Winery with Tasting Room
tasting room only key
Tasting Room Only
Vineyards Legend
vineyard key
outline key
Crop Outline
Average Air Temperature
Low Air Temperature
High Air Temperature
Average Diurnal Shift
Total Rainfall
Average Windspeed
High Windspeed
Average Soil Temperature
Low Soil Temperature
High Soil Temperature

Growing Degree Days

Also known as heat accumulation. They are useful in determining if plants have received enough heat to proceed through developmental stages such as flowering, fruit set, and veraison.

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