Napa Valley Vintners
Napa County GDD
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Napa County Growing Degree Days
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(Current) 2025 GDD
2023 GDD
2022 GDD
2021 GDD
2020 GDD
2019 GDD
2025 GDD Napa
4/1/2025 - 11/15/2025
Daily Data | America/Los_Angeles
as of
4/3/25 12:38 AM PDT
Date
Carneros Lower (Ranch 81)
Oakville-NE (Ranch 88)
Suscol Lower (Ranch 35)
St. Helena-North
4/1/25
1.5
1.6
1.8
1.3
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