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Northern Sonoma County Yesterday

25 Stations

Daily Data | America/Los_Angeles
as of 4/20/26 5:43 AM PDT
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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) 4/19/26 66.2   6.5 1410 44.9   4.8 0556 26.3   3.2 38 91   36 11   4 5.6 22.4   5.9 1605 S | 177 0.00 40.48 0.179   0.015 504   78 0   0
Rockpile Lower (Cooley) 4/19/26 69.6   5.4 1503 47.8   1.8 0638 28.9   3.1 38 73   17 12   3 2.6 11.9   0.6 1348 ESE | 114 0.00 39.91 - - 0   0
Cloverdale-East (Ranch 83) 4/19/26 73.3   4.8 1449 39.0   1.8 0627 34.1   4.7 - - - 2.7 16.4   2.4 1628 ESE | 118 0.00 33.20 0.162   0.017 474   75 50   10
Cloverdale-SE (Ranch 38) 4/19/26 71.1   4.5 1533 42.8   0.8 0633 35.5   3.5 50 87   8 14   10 4.4 19.7   4.0 1452 ENE | 73 0.00 34.80 0.168   0.011 466   69 10   10
Geyserville-North (Hoffman) 4/19/26 73.4   5.1 1512 38.5   1.2 0631 35.9   4.9 54 95   0 8   10 3.3 13.7   1.5 1625 SSE | 166 0.00 25.50 0.163   0.003 444   59 50   10
Geyserville (Ranch 3) 4/19/26 72.1   5.3 1523 41.7   1.8 0628 35.2   4.4 53 100   0 7   9 3.0 14.2   2.1 1624 SE | 128 0.00 34.16 0.168   0.003 495   49 80   10
Geyserville-East (Ranch 40) 4/19/26 70.4   5.8 1544 44.4   0.8 0615 35.1   4.3 51 87   10 10   14 6.2 20.1   2.1 1551 SSW | 207 0.00 35.07 0.185   0.006 502   66 20   10
Geyserville-South (Nervo Station) 4/19/26 70.8   5.1 1504 43.0   2.7 0635 - - - - 2.3 16.2   5.4 1448 S | 174 0.00 27.02 - - 20   10
Peterson (Ranch 09) 4/19/26 71.2   5.0 1509 41.2   2.9 0646 33.4   5.0 52 95   1 6   9 2.5 13.7   1.9 1348 SE | 128 0.00 31.90 0.153   0.008 462   50 50   10
Rawah - Crazy Creek 4/19/26 71.6   5.4 1531 41.1   2.5 0639 37.2   5.1 58 97   2 12   11 2.2 18.4   6.3 1604 SSE | 159 0.00 35.06 0.153   0.020 500   72 10   10
Whitton Ranch (201e) 4/19/26 72.3   5.1 1454 38.3   3.0 0614 34.8   3.9 55 100   0 6   10 2.3 10.6   0.5 1505 SE | 141 0.00 36.13 0.149   0.012 462   54 20   10
Lytton East (Shop Hill Bottom) 4/19/26 70.6   6.0 1425 39.8   2.8 0632 35.2   2.9 56 96   0 8   7 2.8 14.4   3.2 1518 SSE | 158 0.00 36.80 0.161   0.015 502   71 20   10
Lytton East (Hill 5) 4/19/26 69.6   6.5 1604 41.5   2.6 0644 35.8   3.1 55 95   0 9   8 3.6 16.6   2.2 1515 SSE | 165 0.00 36.29 0.157   0.011 455   61 20   10
Lytton West Lower (Lew 6) 4/19/26 70.7   6.0 1521 38.6   2.3 0639 36.2   3.3 58 100   0 10   5 2.4 13.6   2.6 1527 SSE | 155 0.00 36.68 0.156   0.017 490   78 20   10
Lytton West Hill (23PS) 4/19/26 71.6   6.0 1502 41.6   1.3 0628 36.9   1.7 56 95   1 9   6 3.0 13.8   1.6 1504 S | 190 0.00 38.35 0.160   0.024 514   72 50   10
Big River 4/19/26 71.5   4.8 1526 42.8   1.8 0622 36.3   3.5 56 97   3 12   7 2.4 12.4   0.1 1640 S | 176 0.00 33.35 0.163   0.016 534   64 10   10
Jimtown-North (Piccolo Ranch 15) 4/19/26 72.5   4.1 1509 40.2   2.8 0645 35.6   4.6 57 100   0 10   6 1.6 17.8   6.6 1544 SSW | 197 0.00 32.76 0.136   0.009 450   23 20   10
HWY 128/Chalk Hill Rd (Landslide) 4/19/26 72.9   4.8 1548 40.0   3.4 0617 36.4   5.1 60 97   1 10   7 2.0 12.8   1.5 1651 S | 172 0.00 32.33 0.137   0.014 420   57 20   10
N Chalk Hill Rd (Ranch 63) 4/19/26 71.0   5.5 1522 38.6   3.4 0641 35.4   4.5 60 100   0 9   7 1.7 13.2   2.2 1348 WSW | 258 0.00 33.23 0.138   0.014 444   55 50   10
Newman Knights Valley 4/19/26 70.6   4.3 1517 39.8   4.0 0642 42.2   2.6 67 87   0 39   7 2.2 13.2   1.8 1536 SW | 217 0.00 32.89 - - 20   10
Knights Valley (Bavarian Lion) 4/19/26 72.4   3.3 1512 38.9   4.8 0636 36.2   3.4 60 97   0 11   6 2.0 12.6   1.3 1703 W | 276 0.00 32.56 0.152   0.018 519   49 30   20
Bavarian Lion EFW 4/19/26 73.5   3.9 1439 39.7   4.8 0701 - - - - - - - - 0.00 30.91 - - 20   10
Franz Valley (Stornetta) 4/19/26 70.8   4.5 1525 38.1   3.8 0706 37.0   2.0 - 96   1 10   8 1.6 11.0   0.9 1533 WSW | 249 0.00 32.90 - - 30   20
Upper Dry Creek Valley 4/19/26 71.7   5.6 1539 39.5   1.2 0644 35.0   4.6 55 97   0 9   6 2.5 13.3   2.3 1541 E | 100 0.00 37.30 0.166   0.016 513   69 60   20
Lower Dry Creek Valley 4/19/26 72.0   6.2 1522 39.7   1.4 0635 37.4   2.3 58 100   0 12   3 1.8 12.8   1.7 1549 SE | 129 0.00 36.27 0.147   0.017 465   66 50   10
Max   73.5 - 47.8 - 42.2 67 100 39 6.2 22.4 - - 0.00 40.48 0.185 534 -
Avg   - - - - 35.3 55 - - 2.8 - - - - - - - -
Min   66.2 - 38.1 - 26.3 38 73 6 1.6 10.6 - - 0.00 25.50 0.136 420 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data
as of 4/20/26 5:43 AM PDT
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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) 4/19/26 72.3   5.2 1501 42.6   1.9 0644 40.4   1.3 62 86   0 18   4 0.0 6.0   4.4 1822 0.00 31.87 0.136   0.019 524   35 10
Windsor-East (Ranch 16) 4/19/26 71.6   5.8 1504 38.9   3.4 0604 37.8   2.0 63 100   0 11   4 1.9 13.8   4.1 1525 0.00 24.87 0.156   0.010 516   30 20
Mark West-North (Ranch 14) 4/19/26 72.3   4.4 1456 42.7   4.2 0625 38.3   0.5 60 96   0 12   4 1.5 10.9   1.7 1647 0.00 26.75 0.031   0.001 0   0 60
Windsor-SE (Silk Rd) 4/19/26 70.5   7.4 1435 41.3   4.4 0500 39.4   0.5 66 100   1 11   6 2.0 13.2   3.6 1615 0.00 24.20 0.149   0.014 490   51 20
Fulton-NW (Ranch 5) 4/19/26 70.9   6.2 1448 44.2   7.2 0551 32.8   5.1 56 100   0 3   0 1.9 12.6   2.2 1424 0.00 27.24 0.153   0.016 509   35 20
Bisordi (Fulton) 4/19/26 70.4   5.8 1457 43.6   6.1 0549 42.8   0.3 69 97   1 21   2 2.1 12.0   1.8 1625 0.00 22.00 0.154   0.019 548   48 20
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) 4/19/26 70.9   5.8 1458 41.7   4.0 0602 41.4   1.0 65 96   0 16   5 1.2 15.3   4.2 1651 0.00 26.02 - - 20
Fulton-SW (Ranch 21) 4/19/26 69.8   6.8 1402 44.2   6.1 0553 25.0   13.8 54 100   0 0   0 2.8 15.6   4.1 1407 0.00 26.63 0.160   0.022 523   66 0
NW Santa Rosa (Piner Road) 4/19/26 69.7   6.1 1409 44.2   6.1 0701 44.9   1.0 77 100   0 18   3 1.9 12.4   2.3 1730 0.00 23.80 - - 0
River Rd South (Denner Ranch) 4/19/26 70.7   6.5 1405 40.6   4.3 0533 -10.8   13.1 28 100   0 0   0 2.9 15.3   2.4 1614 - - - - 0
West Santa Rosa (LOV Vineyard) 4/19/26 68.9   7.7 1437 43.5   5.3 0517 42.3   1.1 71 100   3 18   3 2.0 12.5   2.4 1631 0.00 20.45 0.035   0.001 0   0 0
Guerneville Rd (Prokopakis) 4/19/26 73.4   5.9 1436 43.3   3.4 0526 43.2   0.4 70 99   1 17   0 - - - 0.00 26.04 - - 50
SunnyView Vineyard (SCWC) 4/19/26 70.7   6.4 1438 42.0   6.5 0338 42.2   1.6 72 100   0 16   0 1.8 11.0   1.8 1442 0.00 28.09 0.138   0.017 465   58 0
Guerneville Rd West (Balletto) 4/19/26 68.9   7.2 1405 42.6   4.4 0633 44.1   0.8 74 99   1 22   3 2.2 12.2   2.0 1435 0.00 25.76 - - 0
Sanchietti Ranch 4/19/26 71.0   7.2 1419 43.6   5.8 0631 45.7   1.3 - 98   0 30   7 2.1 12.3   0.1 1404 0.00 26.24 - - 0
Occidental Rd (Sebastopol) 4/19/26 69.6   7.2 1408 41.1   4.0 0527 48.0   0.4 84 100   0 34   3 2.2 14.7   3.3 1721 0.00 9.59 - - 0
Harper's Rest (Windsor-West) 4/19/26 70.3   6.6 1509 39.1   2.5 0632 37.8   0.8 - 96   0 11   4 1.8 10.6   1.9 1454 0.00 32.53 - - 20
Lower Westside Rd (Ranch 12) 4/19/26 72.5   6.4 1516 39.6   2.4 0623 37.4   2.3 62 96   2 11   3 1.6 12.0   2.8 1429 0.00 31.27 - - 20
Guerneville (Laughlin Rd) 4/19/26 72.0   6.1 1344 38.0   1.2 0615 38.3   0.4 62 97   1 16   0 1.2 11.5   1.2 1642 0.00 42.44 - - 20
Korbel (Winery) 4/19/26 71.3   6.0 1427 41.0   1.7 0634 40.3   0.2 64 97   3 17   3 0.9 12.5   2.3 1544 0.00 39.55 - - 10
Forestville (Shone Farms) 4/19/26 72.4   5.8 1528 41.6   2.9 0631 38.4   1.2 62 97   1 13   0 1.9 12.9   1.4 1427 0.00 33.39 0.144   0.020 479   64 20
Forestville-NE (Ranch 30) 4/19/26 70.3   7.1 1456 39.2   1.8 0629 39.9   2.2 68 99   1 17   3 2.6 15.3   4.2 1450 0.00 31.35 0.154   0.014 499   62 50
Foggy Bend (Ranch 41) 4/19/26 71.8   5.8 1407 40.3   1.9 0633 40.5   2.2 65 96   1 22   1 2.2 13.4   3.1 1447 0.00 32.60 0.151   0.018 512   46 20
Rawah - Last Stop 4/19/26 69.7   6.0 1425 37.6   2.0 0540 40.6   1.9 69 98   1 20   4 2.0 11.8   0.1 1446 0.00 31.68 0.143   0.016 503   56 0
Green Valley Vineyard 4/19/26 69.1   5.6 1516 39.5   1.1 0616 38.4   1.3 64 94   3 13   5 2.3 14.5   2.2 1619 0.00 38.85 0.037   0.007 0   0 0
Park Royal 4/19/26 69.9   6.9 1438 43.1   6.3 0659 41.9   1.4 69 100   1 16   0 - - - 0.00 14.22 - - 10
Merino 4/15/26 67.6   2.5 1557 38.1   0.3 0704 47.0   1.2 83 100   0 52   0 2.2 15.3   0.5 1831 0.00 27.19 0.138   0.006 543   44 0
Green Valley (Sanchietti) 4/19/26 70.4   6.9 1404 38.3   2.3 0608 - - - - - - - - - - - 20
Keefer Ranch (Green Valley) 4/19/26 68.7   7.0 1524 38.5   2.3 0612 40.5   1.7 70 96   2 19   4 - - - 0.00 34.47 - - 20
Graton-West (Dutton Ranch) 4/19/26 71.5   6.1 1504 39.4   1.8 0602 42.3   0.4 75 100   0 12   6 1.9 14.3   5.4 1617 0.00 41.97 - - 20
Graton-South (Mill Station Rd) 4/19/26 67.2   8.5 1407 41.0   6.1 0648 43.1   2.1 74 98   0 25   9 1.0 10.1   3.5 1625 0.00 31.50 - - 0
Occidental (Horseshoe Bend) 4/19/26 65.6   7.3 1456 42.1   2.0 0557 41.0   0.8 - 94   2 13   8 - - - 0.00 35.06 - - 0
Sexton Valley (Jacqueline's Blk) 4/19/26 67.3   8.1 1432 42.7   6.8 0653 45.6   2.1 78 99   0 37   12 1.6 15.6   4.4 1547 0.00 19.58 - - 0
Sebastopol Hills (Burnside Rd) 4/19/26 64.0   8.9 1354 43.9   0.8 0612 46.4   2.0 81 100   2 35   11 2.5 14.2   5.5 1537 0.00 31.17 - - 0
Pleasant Hill 4/19/26 67.8   7.5 1402 41.5   1.4 0641 44.0   3.4 - 98   0 21   3 2.4 16.7   7.3 1557 0.00 29.14 - - 0
Seaview/Fort Ross (Hirsch) 4/19/26 62.4   6.6 1259 47.6   4.2 2048 30.8   1.4 46 92   41 16   2 2.7 13.2   2.1 0002 0.00 51.11 0.138   0.033 494   80 0
Max   73.4 - 47.6 - 48.0 84 100 37 2.9 16.7 - 0.00 51.11 0.160 548 -
Avg   - - - - 39.0 66 - - 1.9 - - - - - - -
Min   62.4 - 37.6 - -10.8 28 86 0 0.0 6.0 - 0.00 9.59 0.031 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 4/20/26 5:43 AM PDT
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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 4/19/26 67.8   5.7 1535 44.8   0.5 0639 34.6   1.7 82   13 6   15 2.2   0.1 9.6   1.4 1503 SSE | 156 0.00 5.84 0.148   0.011 518   15 0   0
Lower Bennett Valley 4/19/26 71.1   3.6 1506 36.7   4.1 0650 41.9   0.6 100   0 16   5 2.0   0.2 13.5   3.3 1659 SW | 224 0.00 25.19 0.158   0.003 561   20 10   10
Kenwood (Wildwood) 4/19/26 72.4   4.0 1529 41.8   5.7 0702 40.2   1.1 94   1 16   1 2.8   0.2 11.8   1.7 1604 WSW | 241 0.00 29.50 0.148   0.017 501   36 10   10
Sonoma Valley (Bedrock) 4/19/26 72.2   3.2 1544 41.4   6.6 0649 38.1   1.5 90   2 17   5 - - - - 0.00 25.65 - - 20   10
Sonoma-West (Arnold) 4/19/26 74.5   3.2 1531 39.8   3.8 0648 38.4   1.1 93   1 15   1 2.3   0.6 14.4   3.1 1713 WNW | 298 0.00 17.86 0.190   0.006 632   15 20   10
Sonoma Valley HS 4/19/26 73.4   3.1 1528 42.8   4.9 0611 41.3   1.1 99   1 21   2 1.6   0.3 7.9   3.2 1845 W | 260 0.00 6.44 0.166   0.002 577   15 20   10
Sonoma East (Bundschu01) 4/19/26 73.2   3.0 1650 40.5   4.9 0644 38.7   0.9 95   0 17   0 2.6   0.7 14.9   3.3 1744 NW | 310 0.00 19.50 0.180   0.005 588   17 20   10
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) 4/19/26 75.7   3.9 1643 41.3   6.2 0657 37.6   1.2 95   0 16   1 1.8   0.7 12.8   4.4 1843 W | 261 0.00 16.71 - - 0   0
Ricci Vineyards (Carneros) 4/19/26 74.0   3.7 1613 42.8   7.5 0659 39.7   0.2 93   2 16   1 3.3   1.2 15.6   1.2 1703 W | 261 0.00 20.81 0.185   0.013 605   25 20   20
Carneros (Ranch 71) 4/19/26 72.9   2.9 1652 46.0   0.1 0549 37.7   0.2 86   10 16   2 2.5   1.4 17.6   8.6 1741 W | 266 0.00 18.04 0.180   0.012 582   11 10   10
Carneros Upper (Ranch 81) 4/19/26 73.1   4.5 1620 49.9   1.6 0443 38.6   1.2 - - 4.1   1.7 18.6   7.0 1743 WSW | 242 - - - - 10   10
Carneros Lower (Ranch 81) 4/19/26 73.3   5.8 1253 43.6   5.0 0543 40.5   0.8 100   0 0   0 1.2   0.5 12.7   3.0 1413 SSE | 148 0.00 17.96 0.145   0.004 494   21 10   10
Rohnert Park-West (Stony Point) 4/19/26 68.1   7.5 1437 40.2   4.9 0541 46.6   2.8 99   1 38   14 2.2   0.6 14.8   2.0 1337 WSW | 253 0.00 9.14 - - 0   0
Cartograph Wines Base 4/19/26 66.8   7.5 1410 46.4   4.2 0534 47.6   1.7 100   1 43   23 3.5   0.7 20.0   5.3 1641 WSW | 247 0.00 25.72 0.140   0.016 545   9 0   0
Cartograph Wines Remote 4/19/26 66.4   8.4 1144 45.0   7.2 0054 - - - - - - - - - - - 0   0
Rice-Spivak Vineyard 4/19/26 68.2   8.3 1406 39.2   7.6 0306 - - - - - - - - - - - 0   0
Penngrove (Asellus) 4/19/26 71.9   4.4 1445 39.5   3.6 0630 42.8   0.7 98   0 27   10 2.2   0.4 13.2   2.6 1311 SW | 232 0.00 47.51 - - 0   0
Petaluma (Ranch 10) 4/19/26 75.5   2.2 1510 43.2   7.9 0430 41.6   0.4 100   0 11   5 2.6   1.2 12.3   1.0 1656 WNW | 286 0.00 17.41 0.165   0.004 516   20 0   0
Max   75.7 - 49.9 - 47.6 100 43 4.1 20.0 - - 0.00 47.51 0.190 632 -
Avg   - - - - 40.4 - - 2.5 - - - - - - - -
Min   66.4 - 36.7 - 34.6 82 0 1.2 7.9 - - 0.00 5.84 0.140 494 -