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Northern Sonoma County Yesterday

25 Stations

Daily Data | America/Los_Angeles
as of 4/4/26 4:18 PM 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 Upper (Cooley) 4/3/26 76.0   15.5 1621 43.8   5.5 0110 28.0   8.2 33 71   26 11   19 5.5 20.8   6.8 0302 NNW | 348 0.00 38.10 0.207   0.056 632   13 80   20
Rockpile Lower (Cooley) 4/3/26 78.2   14.0 1507 43.7   1.2 0204 30.8   5.9 38 77   12 12   15 3.1 10.3   7.8 1247 WNW | 283 0.00 37.42 - - 80   20
Cloverdale-East (Ranch 83) 4/3/26 81.5   14.9 1614 41.6   3.2 0716 36.7   15.8 - - - 5.1 20.0   0.6 0913 NNW | 345 0.00 31.37 0.178   0.027 577   18 60   20
Cloverdale-SE (Ranch 38) 4/3/26 79.8   14.3 1549 42.4   0.4 0655 36.6   3.4 50 85   11 16   16 7.8 25.9   4.1 0847 N | 3 0.00 32.90 0.177   0.033 540   15 50   20
Geyserville-North (Hoffman) 4/3/26 86.4   18.3 1804 44.7   4.6 0619 37.4   3.0 51 83   13 13   18 4.2 18.8   2.2 0500 WNW | 286 0.00 25.50 0.168   0.024 532   16 20   20
Geyserville (Ranch 3) 4/3/26 82.7   15.5 1815 45.7   4.9 0641 36.0   4.4 49 80   20 11   18 5.2 18.9   0.7 0910 NNW | 327 0.00 32.01 0.176   0.021 539   8 60   20
Geyserville-East (Ranch 40) 4/3/26 81.6   14.3 1505 40.7   0.6 0651 36.3   4.4 48 86   8 14   19 5.5 18.6   0.3 0820 NW | 316 0.00 32.50 0.192   0.044 587   14 60   20
Geyserville-South (Nervo Station) 4/3/26 81.0   12.3 1555 43.5   2.5 0658 - - - - 2.8 17.5   0.7 0737 NW | 324 0.00 25.03 - - 90   20
Peterson (Ranch 09) 4/3/26 79.7   12.5 1630 44.4   6.5 0616 33.8   4.6 48 81   16 10   17 5.8 21.7   2.8 0859 NW | 321 0.00 29.28 0.176   0.025 541   15 0   0
Rawah - Crazy Creek 4/3/26 80.1   12.3 1717 37.3   1.4 0705 38.0   4.0 59 95   5 13   21 2.2 15.9   5.8 1611 ESE | 121 0.00 31.54 0.175   0.027 597   15 50   20
Whitton Ranch (201e) 4/3/26 82.7   14.5 1747 41.8   4.3 0056 35.1   4.4 49 89   11 11   17 3.5 15.0   1.4 0930 NNW | 344 0.00 33.60 0.160   0.021 506   13 80   20
Lytton East (Shop Hill Bottom) 4/3/26 81.4   13.6 1653 40.0   1.9 0311 32.8   5.8 46 90   8 7   19 2.7 14.6   6.8 0106 NNW | 332 0.00 34.04 0.180   0.024 585   14 70   20
Lytton East (Hill 5) 4/3/26 81.1   13.9 1651 41.9   2.0 0640 33.3   5.6 45 83   14 10   19 3.1 16.0   8.9 0521 NW | 311 0.00 33.53 0.168   0.014 527   6 70   20
Lytton West Lower (Lew 6) 4/3/26 80.4   13.5 1711 41.6   4.5 0053 33.6   5.5 46 90   9 10   18 3.5 18.2   1.4 0348 NW | 312 0.00 33.87 0.181   0.025 585   19 70   20
Lytton West Hill (23PS) 4/3/26 81.6   13.4 1702 47.4   8.2 0713 32.6   6.6 41 75   25 10   18 4.3 16.3   3.3 0453 NW | 315 0.00 35.40 0.193   0.031 598   11 80   20
Big River 4/3/26 79.0   12.4 1658 43.3   2.9 0459 35.5   5.2 48 83   17 13   20 2.1 14.0   0.7 1959 SSE | 164 0.00 30.41 0.184   0.031 624   14 30   20
Jimtown-North (Piccolo Ranch 15) 4/3/26 83.4   13.8 1832 37.2   0.1 0717 34.9   4.5 52 98   2 10   17 2.4 15.8   0.0 1655 NNE | 25 0.00 29.77 0.161   0.034 498   14 90   20
HWY 128/Chalk Hill Rd (Landslide) 4/3/26 80.5   10.8 1713 37.9   0.1 0711 35.6   4.8 58 96   2 9   20 3.0 18.0   4.0 1444 NNE | 27 0.00 28.59 0.173   0.043 507   21 80   20
N Chalk Hill Rd (Ranch 63) 4/3/26 79.2   10.6 1707 41.1   5.4 0059 35.2   3.7 53 93   7 11   18 2.9 16.2   2.2 1625 ENE | 69 0.00 30.09 0.164   0.035 517   19 80   20
Newman Knights Valley 4/3/26 77.4   11.6 1626 40.3   4.3 0145 43.2   1.5 61 84   4 39   15 4.1 20.8   7.0 1345 N | 5 0.00 28.54 - - 70   20
Knights Valley (Bavarian Lion) 4/3/26 78.7   10.8 1704 39.0   3.7 0150 27.3   11.9 37 93   5 8   22 5.7 26.6   14.2 1039 NNE | 32 0.00 28.29 0.224   0.087 579   27 50   10
Bavarian Lion EFW 4/3/26 79.3   11.4 1730 40.9   5.8 0016 - - - - - - - - 0.00 27.07 - - 90   20
Franz Valley (Stornetta) 4/3/26 80.8   13.7 1713 32.9   2.7 0641 34.0   5.9 - 98   0 9   21 1.8 11.1   0.4 1525 NNW | 328 0.22 29.24 - - 70   10
Upper Dry Creek Valley 4/3/26 80.5   12.4 1602 44.0   5.4 0040 36.7   2.3 52 92   6 13   14 2.7 11.7   3.9 1045 WNW | 300 0.00 34.98 0.184   0.033 603   15 60   10
Lower Dry Creek Valley 4/3/26 81.8   12.1 1615 43.7   5.4 0643 34.1   5.4 46 83   17 9   17 3.1 16.3   2.9 0855 NNW | 335 0.00 33.78 0.172   0.015 556   16 60   20
Max   86.4 - 47.4 - 43.2 61 98 39 7.8 26.6 - - 0.22 38.10 0.224 632 -
Avg   - - - - 34.7 48 - - 3.8 - - - - - - - -
Min   76.0 - 32.9 - 27.3 33 71 7 1.8 10.3 - - 0.00 25.03 0.160 498 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data
as of 4/4/26 4:18 PM 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) 4/3/26 84.1   10.8 1600 44.0   3.7 0715 38.3   3.6 50 81   7 15   17 0.6 11.6   6.4 1354 0.00 29.49 0.165   0.020 590   20 20
Windsor-East (Ranch 16) 4/3/26 80.2   11.4 1638 40.7   4.1 0109 35.3   5.0 49 95   5 10   20 3.6 13.9   0.3 0428 0.00 22.32 0.188   0.040 594   21 70
Mark West-North (Ranch 14) 4/3/26 79.0   11.4 1427 42.5   3.2 0616 34.4   5.8 47 82   16 10   19 2.1 13.5   2.8 1522 0.00 24.14 0.046   0.024 0   0 60
Windsor-SE (Silk Rd) 4/3/26 79.8   12.2 1646 35.6   2.2 0641 35.3   5.4 58 98   2 10   20 2.3 16.9   0.7 1433 0.00 21.53 0.183   0.037 584   17 70
Fulton-NW (Ranch 5) 4/3/26 79.1   12.4 1531 40.2   1.8 0710 36.5   0.8 51 93   7 12   9 2.9 13.0   2.3 1457 0.00 24.50 0.185   0.036 590   20 70
Bisordi (Fulton) 4/3/26 78.9   11.9 1549 41.9   3.1 0715 39.3   3.6 55 91   7 16   22 3.1 13.2   3.5 1655 0.00 19.24 0.190   0.038 630   17 70
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) 4/3/26 81.0   12.6 1609 41.5   2.6 0355 37.7   4.5 51 89   8 13   20 1.4 11.5   3.2 1627 0.00 23.56 - - 70
Fulton-SW (Ranch 21) 4/3/26 78.7   12.4 1510 41.4   3.0 0649 37.2   6.8 54 90   10 13   13 3.1 14.8   0.3 1557 0.00 23.96 0.192   0.035 632   15 0
NW Santa Rosa (Piner Road) 4/3/26 79.5   13.0 1504 37.6   1.0 0714 40.6   3.2 64 100   0 17   20 1.7 13.6   2.3 1516 0.00 22.38 - - 40
River Rd South (Denner Ranch) 4/3/26 81.1   12.9 1537 35.9   1.1 0725 2.5   12.5 33 100   0 0   0 2.9 14.2   2.0 1553 - - - - 50
West Santa Rosa (LOV Vineyard) 4/3/26 78.5   11.7 1514 36.9   2.2 0702 37.3   3.8 60 97   2 11   19 1.9 12.6   0.1 1604 0.00 17.32 0.040   0.010 0   0 60
Guerneville Rd (Prokopakis) 4/3/26 79.2   11.9 1546 37.3   2.7 0656 38.8   3.4 61 99   1 11   20 - - - 0.00 23.49 - - 70
SunnyView Vineyard (SCWC) 4/3/26 79.2   11.7 1521 34.3   3.1 0646 36.7   4.0 61 100   0 12   18 1.7 12.0   1.4 1125 0.00 25.28 0.161   0.024 543   16 50
Guerneville Rd West (Balletto) 4/3/26 79.3   12.8 1532 36.6   1.9 0636 40.2   2.9 65 99   1 16   20 2.3 14.6   1.4 1546 0.00 22.97 - - 0
Sanchietti Ranch 4/3/26 78.6   12.0 1524 36.8   2.3 0605 41.8   2.3 - 96   2 21   19 2.9 15.4   0.0 1529 0.00 23.87 - - 0
Occidental Rd (Sebastopol) 4/3/26 78.8   11.1 1452 35.6   2.0 0617 44.5   2.4 76 100   0 27   20 2.5 13.8   2.2 1605 0.00 7.23 - - 0
Harper's Rest (Windsor-West) 4/3/26 81.1   13.4 1604 37.0   0.5 0649 33.7   5.6 - 93   4 11   18 2.0 12.2   0.3 1613 0.00 0.37 - - 0
Lower Westside Rd (Ranch 12) 4/3/26 81.8   12.8 1622 35.7   2.9 0639 35.4   5.6 60 100   0 11   17 1.3 12.9   0.2 1529 0.00 28.68 - - 70
Guerneville (Laughlin Rd) 4/3/26 78.3   10.5 1417 38.6   2.5 0737 39.3   2.8 69 99   0 13   9 1.6 15.0   0.9 1613 0.00 39.89 - - 70
Korbel (Winery) 4/3/26 79.1   11.7 1508 39.6   3.7 0738 38.7   4.5 67 100   0 12   15 0.9 13.9   2.1 1354 0.00 37.16 - - 70
Forestville (Shone Farms) 4/3/26 80.5   12.2 1608 35.8   3.9 0710 34.5   7.4 54 96   2 11   19 2.1 14.4   1.9 1506 0.00 30.85 0.175   0.032 568   16 70
Forestville-NE (Ranch 30) 4/3/26 80.6   12.3 1616 36.1   4.0 0726 38.4   4.7 65 100   0 16   20 1.8 14.0   4.6 1426 0.00 28.79 0.175   0.031 583   22 90
Foggy Bend (Ranch 41) 4/3/26 80.5   13.2 1609 36.2   4.4 0710 39.8   3.6 66 98   0 21   18 2.2 12.7   5.7 1718 0.00 29.96 0.181   0.033 597   16 70
Rawah - Last Stop 4/3/26 78.2   12.3 1540 33.7   4.5 0653 37.9   4.4 65 100   0 16   20 2.0 12.9   2.3 1357 0.00 29.13 0.169   0.028 590   19 70
Green Valley Vineyard 4/3/26 77.7   13.0 1517 35.7   3.6 0656 35.0   6.2 57 98   1 12   17 2.4 12.9   0.9 1628 0.00 35.59 0.041   0.007 0   20 70
Park Royal 4/3/26 79.2   12.1 1523 34.9   2.1 0627 37.0   3.8 59 98   1 11   19 - - - 0.00 12.24 - - 0
Merino 4/3/26 78.6   12.2 1517 37.8   0.9 0628 40.3   2.2 65 100   0 19   17 2.2 14.1   0.8 1533 0.00 0.28 0.178   0.030 613   12 0
Green Valley (Sanchietti) 4/3/26 79.0   11.3 1533 31.9   5.2 0628 - - - - - - - - - - - 70
Keefer Ranch (Green Valley) 4/3/26 78.2   12.7 1514 34.0   4.1 0717 38.5   4.0 67 99   0 19   18 - - - 0.00 31.81 - - 70
Graton-West (Dutton Ranch) 4/3/26 79.4   12.8 1505 34.7   4.2 0701 38.0   5.7 66 100   0 14   17 1.4 11.9   1.8 1547 0.00 38.61 - - 70
Graton-South (Mill Station Rd) 4/3/26 78.0   12.2 1405 33.8   4.4 0653 37.0   4.3 64 99   0 16   16 0.6 9.1   0.8 1526 0.00 28.24 - - 80
Occidental (Horseshoe Bend) 4/3/26 73.9   12.2 1352 45.1   3.5 0543 31.4   10.0 - 75   20 14   21 - - - 0.00 32.82 - - 60
Sexton Valley (Jacqueline's Blk) 4/3/26 75.5   11.2 1418 34.5   3.4 0702 39.3   3.5 68 100   0 22   16 1.6 13.0   0.1 1640 0.00 16.20 - - 80
Sebastopol Hills (Burnside Rd) 4/3/26 72.8   9.8 1415 42.6   0.5 0524 38.6   4.2 55 89   5 24   16 2.6 12.7   0.3 1555 0.00 28.45 - - 0
Pleasant Hill 4/3/26 75.8   10.6 1432 41.0   0.4 0653 35.2   5.5 - 92   2 15   16 3.0 13.8   1.8 1512 0.00 26.54 - - 60
Seaview/Fort Ross (Hirsch) 4/3/26 67.5   11.8 1216 45.9   5.7 0325 25.0   14.9 31 69   27 6   49 3.4 13.7   2.8 0440 0.00 49.22 0.181   0.054 614   25 30
Max   84.1 - 45.9 - 44.5 76 100 27 3.6 16.9 - 0.00 49.22 0.192 632 -
Avg   - - - - 36.3 58 - - 2.1 - - - - - - -
Min   67.5 - 31.9 - 2.5 31 69 0 0.6 9.1 - 0.00 0.28 0.040 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 4/4/26 4:18 PM 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 4/3/26 76.6   13.1 1645 42.9   4.2 0151 29.0   10.4 78   18 10   23 2.8   0.2 14.7   5.3 1340 S | 183 0.00 5.70 0.179   0.048 589   51 60   10
Lower Bennett Valley 4/3/26 77.6   12.0 1633 30.4   3.7 0705 36.0   5.1 100   0 13   23 2.4   0.3 16.2   1.0 1616 NNW | 336 0.00 22.55 0.173   0.032 574   4 70   20
Kenwood (Wildwood) 4/3/26 77.7   11.3 1649 43.6   5.4 0116 30.5   10.9 89   11 11   16 3.7   0.4 22.9   7.0 0639 N | 10 0.00 27.17 0.185   0.049 552   14 90   20
Sonoma Valley (Bedrock) 4/3/26 76.9   11.2 1640 43.7   3.4 0055 26.7   13.2 74   20 10   15 - - - - 0.00 23.54 - - 70   20
Sonoma-West (Arnold) 4/3/26 79.9   13.2 1656 38.4   0.2 0635 33.3   8.2 91   9 11   23 3.2   0.5 23.3   7.5 0719 NNW | 343 0.00 17.27 0.217   0.058 665   58 70   20
Sonoma Valley HS 4/3/26 78.3   11.7 1647 40.6   0.6 0240 37.6   6.5 96   4 17   18 2.6   0.4 13.3   4.6 1114 NE | 51 0.01 5.51 0.186   0.047 600   46 70   20
Sonoma East (Bundschu01) 4/3/26 78.4   11.5 1641 38.7   0.9 0426 34.3   6.5 94   3 14   14 3.7   0.3 18.8   2.9 1203 NNE | 21 0.00 17.73 0.200   0.046 615   36 70   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) 4/3/26 83.8   13.2 1725 38.8   2.0 0619 34.5   6.6 94   2 12   15 2.1   0.1 17.5   3.0 1107 NE | 43 0.00 15.15 - - 0   0
Ricci Vineyards (Carneros) 4/3/26 78.6   10.8 1556 38.5   1.0 0617 33.3   8.2 93   4 12   17 3.9   0.6 15.6   0.1 1215 ENE | 58 0.00 18.96 0.205   0.041 627   19 10   10
Carneros (Ranch 71) 4/3/26 77.4   11.2 1608 47.4   5.1 0635 28.6   12.5 67   26 12   16 3.8   0.6 17.5   1.4 1046 ENE | 61 0.00 16.44 0.206   0.046 610   17 40   20
Carneros Upper (Ranch 81) 4/3/26 78.3   10.4 1616 49.3   6.6 0413 26.8   13.3 - - 6.9   1.6 27.0   8.5 0856 N | 3 - - - - 70   20
Carneros Lower (Ranch 81) 4/3/26 78.3   8.2 1636 38.5   0.9 0318 31.9   20.6 100   0 13   13 3.2   1.6 19.6   1.6 0910 NNW | 346 0.00 16.94 0.173   0.049 477   25 0   0
Rohnert Park-West (Stony Point) 4/3/26 75.6   11.4 1457 35.8   0.5 0716 40.7   2.0 97   1 23   19 2.8   0.7 15.9   2.1 1656 WSW | 242 0.00 6.68 - - 0   0
Cartograph Wines Base 4/3/26 74.1   11.0 1431 44.5   3.7 0623 40.8   3.0 91   5 24   12 4.1   0.8 19.0   3.8 1640 SW | 233 0.00 22.81 0.176   0.039 589   14 0   0
Cartograph Wines Remote 4/3/26 73.7   10.8 1254 37.2   1.6 0653 - - - - - - - - - - - 0   0
Rice-Spivak Vineyard 4/3/26 76.4   11.2 1358 31.0   1.9 0702 - - - - - - - - - - - 0   0
Penngrove (Asellus) 4/3/26 77.1   12.1 1528 35.6   2.9 0509 38.4   3.3 96   2 21   13 2.1   1.2 15.0   0.0 0651 NNW | 342 0.00 45.75 - - 0   0
Petaluma (Ranch 10) 4/3/26 81.2   13.8 1527 34.8   1.6 0707 35.8   5.5 100   0 12   21 1.7   1.5 14.6   3.1 1434 NNE | 13 0.00 15.79 0.170   0.021 560   14 90   20
Max   83.8 - 49.3 - 40.8 100 24 6.9 27.0 - - 0.01 45.75 0.217 665 -
Avg   - - - - 33.6 - - 3.3 - - - - - - - -
Min   73.7 - 30.4 - 26.7 67 10 1.7 13.3 - - 0.00 5.51 0.170 477 -