Intense Heat
Temperatures soared across the Pacific Northwest in June this year, and the heat wave lingered in Idaho for a good chunk of the summer. National Weather Service data showed the Treasure Valley in southwest Idaho—home to two of the state’s American Viticultural Areas (AVAs)—had the hottest summer on record. And the heat affected the Lewis-Clark Valley AVA in the northern part of the state as well.
“During bloom time, it was about 100 degrees, so bloom went really fast,” said Vince Hewett, assistant winemaker at Rivaura Vineyard near Julietta, Idaho. He said they saw consistent 100-degree weather for close to a month in June and July.
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