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Sonoma County-North Daily Obs

14 Stations

Daily Data | America/Los_Angeles
as of 3/24/26 6:25 AM PDT
Station Date Daily Max Temp (°F) Time of Max Temp Daily Min Temp (°F) Time of Min Temp Dew Pt (°F) RH (%) Daily Max RH (%) Daily Min RH (%) Wind Spd (mph) Daily Max Wind (mph) Time of Max Wind Max Wind Dir (°) Daily Rain (In) Season Precip (In) Daily ETo (in) Daily Solar Rad (Cal/cm2) Powdery Mildew Stress (pts)
Rockpile Lower (Cooley) 3/23/26 77.7   2.6 1553 52.5   2.3 0643 30.0   8.8 28 50   15 13   0 5.0 22.8   3.8 2024 WSW | 252 0.00 36.97 - - 80   20
Rockpile Upper (Cooley) 3/23/26 73.6   2.3 1416 51.7   4.8 0525 28.6   9.3 30 50   19 13   3 11.4 30.5   3.7 2035 NW | 322 0.00 37.66 0.229   0.021 539   11 60   60
Cloverdale-East (Ranch 83) 3/23/26 84.0   2.1 1453 45.2   5.2 0518 37.7   6.2 - - - 4.3 18.6   0.7 0856 NNE | 30 0.00 30.99 0.181   0.021 482   11 20   20
Cloverdale-SE (Ranch 38) 3/23/26 82.7   2.2 1454 50.1   1.9 0538 38.2   7.2 41 77   6 9   15 5.6 21.6   4.4 1513 N | 1 0.00 32.45 0.189   0.024 455   14 60   60
Geyserville-North (Hoffman) 3/23/26 87.3   1.2 1515 41.6   4.2 0651 42.0   4.9 56 96   4 19   11 2.2 12.9   1.2 1617 WNW | 285 0.00 25.50 0.150   0.006 442   5 20   20
Geyserville (Ranch 3) 3/23/26 84.3   0.9 1608 43.6   4.9 0716 41.1   4.3 55 100   10 15   10 2.8 14.6   1.8 1645 NW | 304 0.00 31.63 0.163   0.006 463   9 50   20
Geyserville-East (Ranch 40) 3/23/26 85.2   0.9 1559 48.5   0.5 0706 41.7   5.5 49 89   6 20   10 3.8 17.0   0.7 1650 NW | 324 0.00 32.10 0.174   0.008 492   6 50   20
Geyserville-South (Nervo Station) 3/23/26 84.8   2.4 1530 45.5   2.5 0716 - - - - 2.1 17.5   3.4 1606 W | 274 0.00 24.64 - - 50   20
Jimtown-North (Piccolo Ranch 15) 3/23/26 83.9   0.1 1557 41.5   1.3 0654 42.0   2.9 61 100   0 15   8 1.4 13.4   3.5 1659 WNW | 289 0.00 29.34 0.133   0.003 432   2 80   20
HWY 128/Chalk Hill Rd (Landslide) 3/23/26 85.0   0.9 1520 41.4   1.6 0655 43.6   3.0 66 100   5 19   4 1.7 13.1   2.4 1621 SSE | 165 0.00 28.06 0.141   0.012 420   9 70   20
N Chalk Hill Rd (Ranch 63) 3/23/26 82.1   0.1 1554 39.4   1.1 0711 42.2   3.4 64 100   0 19   8 1.0 14.7   6.2 1628 S | 175 0.00 29.61 0.130   0.009 433   12 70   20
Knights Valley (Bavarian Lion) 3/23/26 81.9   1.3 1553 39.5   1.5 0720 41.5   3.1 64 98   1 17   1 2.3 13.1   1.7 1631 W | 264 0.00 27.72 0.151   0.010 472   4 30   20
Upper Dry Creek Valley 3/23/26 84.7   0.8 1605 41.6   3.7 0643 39.4   6.2 53 97   2 15   9 2.6 16.8   1.1 1516 WNW | 283 0.00 34.53 0.171   0.011 509   10 60   20
Lower Dry Creek Valley 3/23/26 84.8   1.3 1526 41.7   1.6 0701 42.5   2.9 62 100   0 16   10 1.8 18.5   6.2 1551 N | 355 0.00 33.46 0.156   0.005 465   7 50   20
Max   87.3 - 52.5 - 43.6 66 100 20 11.4 30.5 - - 0.00 37.66 0.229 539 -
Avg   - - - - 39.3 53 - - 3.4 - - - - - - - -
Min   73.6 - 39.4 - 28.6 28 50 9 1.0 12.9 - - 0.00 24.64 0.130 420 -

Sonoma County-Central Daily Obs

Sonoma County-Central Daily Obs

Daily Data
as of 3/24/26 6:25 AM PDT
Station Date Daily Max Temp (°F) Time of Max Temp Daily Min Temp (°F) Time of Min Temp Dew Pt (°F) RH (%) Daily Max RH (%) Daily Min RH (%) Wind Spd (mph) Daily Max Wind (mph) Time of Max Wind Daily Rain (In) Season Precip (In) Daily ETo (in) Daily Solar Rad (Cal/cm2) Powdery Mildew Stress (pts)
Windsor-NW (Ranch 8) 3/23/26 83.2   0.9 1514 44.7   1.4 0631 45.4   2.5 63 87   2 24   11 0.9 10.9   0.9 1758 0.00 29.12 0.143   0.002 492   5 70
Windsor-East (Ranch 16) 3/23/26 81.1   0.6 1437 40.9   0.5 0451 42.9   2.9 66 100   3 19   11 1.9 12.3   1.2 1627 0.00 21.96 0.159   0.010 495   15 50
Mark West-North (Ranch 14) 3/23/26 81.1   1.3 1456 42.4   0.2 0636 43.1   2.8 63 97   1 16   11 1.1 9.4   0.5 1517 0.00 23.74 0.027   0.005 0   0 0
Windsor-SE (Silk Rd) 3/23/26 80.8   1.2 1537 41.2   0.1 0618 43.4   2.7 68 100   2 17   13 1.6 12.2   0.5 1757 0.00 21.14 0.150   0.009 490   16 0
Fulton-NW (Ranch 5) 3/23/26 79.2   0.9 1621 41.2   0.4 0649 41.6   4.7 64 100   3 3   28 1.9 12.5   0.8 1531 0.00 23.97 0.157   0.012 500   18 0
Windsor-South (Laughlin Rd) 2/27/26 81.3   4.8 1431 49.4   1.9 0637 53.1   42.4 74 100   0 0   0 - - - 0.00 24.07 - - -
Fulton-SE (Barnes Rd) 3/23/26 79.5   0.1 1441 42.6   1.2 0549 43.7   2.6 63 95   1 26   5 1.9 12.7   1.0 1757 0.00 23.01 - - 0
Fulton-SW (Ranch 21) 3/23/26 78.5   0.8 1420 40.9   0.9 0648 36.5   9.2 60 100   0 0   0 2.0 13.2   2.0 1748 0.00 23.44 0.162   0.013 530   20 0
NW Santa Rosa (Piner Road) 3/23/26 79.8   1.7 1550 41.2   0.1 0645 46.2   2.6 74 100   0 20   24 1.6 11.4   0.8 1737 0.00 21.90 - - 0
River Rd South (Denner Ranch) 3/23/26 78.5   1.0 1350 40.2   0.6 0646 42.0   5.2 68 100   0 0   0 2.4 14.7   2.6 1607 - - - - 0
West Santa Rosa (LOV Vineyard) 3/23/26 79.0   1.6 1522 42.1   0.4 0640 44.0   2.7 68 100   2 16   20 1.3 11.0   0.3 1619 0.00 16.83 0.031   0.009 12   12 0
Guerneville Rd (Prokopakis) 3/23/26 82.2   1.7 1512 43.1   0.1 0715 44.5   2.7 67 99   2 14   20 - - - 0.00 23.04 - - 0
Guerneville Rd West (Balletto) 3/23/26 79.3   1.8 1600 41.9   0.9 0511 45.5   2.2 71 100   0 19   23 1.9 11.4   0.4 1614 0.00 22.55 - - 0
Sanchietti Ranch 3/23/26 78.0   0.7 1451 42.6   0.8 0545 47.3   1.5 - 99   1 25   20 2.4 12.8   0.4 1803 0.00 23.50 - - 0
Occidental Rd (Sebastopol) 3/23/26 79.0   1.8 1509 40.8   0.2 0522 50.1   1.5 84 100   0 26   22 1.7 12.9   2.4 1629 0.00 6.96 - - 0
Lower Westside Rd (Ranch 12) 3/23/26 82.3   0.6 1524 41.9   0.3 0659 44.4   2.2 67 100   4 16   14 1.2 9.5   0.5 1450 0.00 28.30 - - 70
Guerneville (Laughlin Rd) 3/23/26 78.4   5.3 1308 42.4   1.9 0434 43.4   1.5 67 98   0 20   1 1.6 13.4   1.3 1521 0.00 39.24 - - 0
Korbel (Winery) 3/23/26 80.2   2.8 1446 44.9   1.7 0458 45.5   1.7 68 100   2 19   10 1.0 10.5   2.5 1448 0.00 36.61 - - 60
Forestville (Shone Farms) 3/23/26 83.0   2.5 1532 42.8   0.8 0641 43.8   3.4 64 97   2 16   22 1.9 10.6   0.4 1452 0.00 30.31 0.150   0.008 476   13 0
Forestville-NE (Ranch 30) 3/23/26 81.8   2.5 1642 41.2   1.1 0649 45.7   2.9 70 99   1 22   17 1.9 12.2   0.7 1438 0.00 28.46 0.152   0.008 490   15 70
Green Valley Vineyard 3/23/26 78.8   1.6 1429 43.4   0.6 0716 43.2   4.6 64 98   2 13   28 2.2 17.5   7.7 1526 0.00 35.04 0.065   0.031 82   30 0
Green Valley (Sanchietti) 3/23/26 81.7   2.2 1514 39.7   0.4 0708 - - - - - - - - - - - 0
Keefer Ranch (Green Valley) 3/23/26 80.1   2.0 1415 40.4   0.0 0714 43.8   3.8 70 99   0 17   28 - - - 0.00 31.31 - - 0
Graton-South (Mill Station Rd) 3/23/26 76.2   2.5 1550 39.1   0.5 0722 44.2   2.7 63 99   0 16   26 0.8 8.6   0.7 1612 0.00 27.62 - - 0
Occidental (Horseshoe Bend) 3/23/26 76.9   5.3 1355 48.2   0.9 0150 42.1   4.5 - 97   2 11   31 - - - 0.00 32.02 - - 90
Sexton Valley (Jacqueline's Blk) 3/23/26 75.9   2.0 1500 40.4   1.2 0700 45.6   2.1 73 99   0 20   24 1.5 11.5   0.2 1328 0.00 15.31 - - 0
Sebastopol Hills (Burnside Rd) 3/23/26 73.1   2.8 1608 46.1   1.8 0633 45.1   2.7 64 98   4 25   25 2.3 13.8   0.0 1528 0.00 27.89 - - 0
Seaview/Fort Ross (Hirsch) 3/23/26 71.9   3.5 1400 55.5   3.0 0638 27.7   12.5 28 46   13 11   17 4.1 20.3   6.8 0124 0.00 48.40 0.178   0.021 532   14 80
Max   83.2 - 55.5 - 50.1 84 100 26 4.1 20.3 - 0.00 48.40 0.178 532 -
Avg   - - - - 43.5 66 - - 1.8 - - - - - - -
Min   71.9 - 39.1 - 27.7 28 46 0 0.8 8.6 - 0.00 6.96 0.027 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 3/24/26 6:25 AM PDT
Station Date Daily Max Temp (°F) Time of Max Temp Daily Min Temp (°F) Time of Min Temp Dew Pt (°F) Daily Max RH (%) Daily Min RH (%) Wind Spd (mph) Daily Max Wind (mph) Time of Max Wind Max Wind Dir (°) Daily Rain (In) Season Precip (In) Daily ETo (in) Daily Solar Rad (Cal/cm2) Powdery Mildew Stress (pts)
Upper Rincon Valley 3/23/26 76.8   1.0 1443 51.5   2.9 0745 36.2   9.0 68   9 13   15 2.8   0.8 10.7   1.5 1450 SSE | 167 0.00 5.41 0.162   0.015 519   15 0   0
Lower Bennett Valley 3/23/26 77.2   1.4 1357 38.1   0.2 0438 42.4   4.0 100   0 14   16 1.9   0.2 16.0   4.5 1634 SE | 125 0.00 22.06 0.149   0.006 488   10 0   0
Kenwood (Wildwood) 3/23/26 78.4   3.4 1417 44.5   2.5 0738 42.8   4.7 96   0 14   15 3.4   0.8 15.6   4.1 1530 N | 7 0.00 26.90 0.149   0.009 452   10 90   20
Sonoma Valley (Bedrock) 3/23/26 79.5   2.5 1416 41.7   0.1 0723 40.4   5.2 97   3 18   11 - - - - 0.00 23.11 - - 100   0
Sonoma-West (Arnold) 3/23/26 79.4   3.3 1327 39.8   0.5 0623 40.4   6.0 100   2 14   18 2.6   0.8 17.9   5.8 1554 SW | 230 0.00 17.20 0.182   0.013 570   14 90   20
Sonoma Valley HS 3/23/26 78.3   1.3 1433 44.6   1.8 0716 43.9   5.4 100   0 15   24 1.7   0.3 11.0   1.7 1727 SSW | 206 0.00 5.29 0.154   0.011 516   14 60   20
Sonoma East (Bundschu01) 3/23/26 77.6   1.8 1428 43.5   2.0 0720 41.3   5.9 94   4 15   23 3.0   0.5 20.4   9.9 1650 W | 270 0.00 17.48 0.167   0.015 529   12 60   20
Schellville (Sasaki) 2/4/26 70.2 1502 39.9 0001 48.4 98 51 2.9 11.8 1113 NE | 34 0.00 0.00 - - 0
Sonoma-SE (Napoli) 3/23/26 79.3   2.2 1444 42.8   1.2 0725 41.1   6.2 94   1 14   23 2.0   0.9 17.2   7.7 1643 W | 270 0.00 14.95 - - 0   0
Ricci Vineyards (Carneros) 3/23/26 78.3   0.8 1440 42.8   0.7 0650 41.4   6.2 97   1 15   27 4.3   1.2 20.3   7.8 1647 W | 275 0.00 18.75 0.188   0.034 546   20 0   0
Carneros (Ranch 71) 3/23/26 76.7   0.4 1450 48.1   0.1 0634 40.0   7.6 88   1 14   28 4.6   1.7 23.3   5.3 1639 W | 278 0.00 16.20 0.190   0.040 528   16 30   10
Carneros Upper (Ranch 81) 3/23/26 78.2   1.3 1457 48.4   1.4 0652 38.9   8.3 - - 6.1   0.6 28.1   8.3 1647 WSW | 257 - - - - 100   10
Carneros Lower (Ranch 81) 3/23/26 83.1   4.4 1457 43.9   0.9 0612 40.8   5.9 100   0 0   0 1.1   0.3 11.8   1.4 1656 WSW | 257 0.00 16.94 0.122   0.005 401   4 0   0
Rohnert Park-West (Stony Point) 3/23/26 72.4   0.2 1341 38.5   0.0 0651 45.0   1.8 99   0 33   16 1.7   0.2 15.9   2.0 1547 WSW | 245 0.00 6.33 - - 0   0
Cartograph Wines Base 3/23/26 69.8   0.9 1326 43.9   2.0 0655 46.0   2.2 99   4 35   21 3.0   0.0 21.7   0.0 1531 SSW | 212 0.00 22.43 0.141   0.012 506   8 0   0
Cartograph Wines Remote 3/23/26 74.4   0.2 1223 40.0   0.1 0715 - - - - - - - - - - - 40   10
Rice-Spivak Vineyard 3/23/26 70.9   0.2 1345 33.5   0.1 0703 - - - - - - - - - - - 0   0
Penngrove (Asellus) 3/23/26 74.2   2.4 1350 39.3   0.2 0729 42.5   3.1 98   0 26   10 2.1   0.3 9.4   1.1 1427 SSW | 201 0.00 45.71 - - 0   0
Petaluma (Ranch 10) 3/23/26 79.2   2.1 1420 40.5   1.5 0707 38.4   7.1 100   0 8   27 1.9   0.2 14.6   1.5 1433 NW | 316 0.00 15.67 0.161   0.018 483   21 60   20
Max   83.1 - 51.5 - 46.0 100 35 6.1 28.1 - - 0.00 45.71 0.190 570 -
Avg   - - - - 41.3 - - 2.8 - - - - - - - -
Min   69.8 - 33.5 - 36.2 68 0 1.1 9.4 - - 0.00 5.29 0.122 401 -