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Sonoma County Growing Degree Days
View Daily Biomet Summary on Forecast (Current) 2026 GDD 2025 GDD 2024 GDD 2023 GDD 2022 GDD 2021 GDD 2020 GDD 2019 GDD 2018 GDD 2017 GDD 2016 GDD 2015 GDD 2014 GDD

2026 GDD Sonoma

4/1/2026 - 11/15/2026

Daily Data | America/Los_Angeles
as of 4/15/26 3:55 PM PDT
Date Occidental Rd (Sebastopol) Rockpile Upper (Cooley) Fulton-SW (Ranch 21) Geyserville (Ranch 3) Carneros Lower (Ranch 81) Kenwood (Wildwood) Jimtown-North (Piccolo Ranch 15) NW Santa Rosa (Piner Road) Windsor-NW (Ranch 8) Forestville-NE (Ranch 30) Cloverdale-SE (Ranch 38) Geyserville-East (Ranch 40) Cloverdale-East (Ranch 83) Whitton Ranch (201e)
4/14/26 92 86 95 114 457 93 108 94 109 98 108 104 114 107
4/13/26 87 82 90 108 451 89 102 89 103 93 102 99 107 101
4/12/26 82 80 85 101 446 85 96 83 96 88 97 93 101 94
4/11/26 78 80 82 98 443 82 93 81 93 85 95 92 98 91
4/10/26 76 80 79 95 440 80 90 78 90 82 93 90 95 89
4/9/26 69 79 72 87 434 74 83 71 83 75 88 85 88 82
4/8/26 61 74 64 78 423 66 75 63 74 68 79 78 79 74
4/7/26 52 63 54 66 413 57 63 54 64 57 66 66 66 62
4/6/26 47 55 49 57 405 51 54 48 56 50 56 58 56 54
4/5/26 42 44 44 50 399 47 47 44 50 44 48 52 47 47
4/4/26 31 27 32 34 384 33 34 32 36 32 32 34 32 33
4/3/26 19 11 20 21 372 20 21 20 22 19 17 19 19 21
4/2/26 10 2 10 10 361 9 11 10 11 10 6 7 9 10
4/1/26 5 0 5 5 355 4 5 5 5 5 2 3 4 4