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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 8/3/26 8:58 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) 8/2/26 94.5   0.5 1500 57.4   0.2 0613 47.4   0.4 44   2 74   0 17   0 12.7   0.3 27.0   1.3 0431 NNW | 342 0.00 0.04 0.324   0.003 704   17 0   0
Rockpile Lower (Cooley) 8/2/26 98.7   1.0 1356 61.6   2.2 0620 48.0   0.0 39   2 66   7 13   2 3.8   1.8 19.1   2.4 1707 W | 266 0.00 0.02 - - 0   0
Cloverdale-East (Ranch 83) 8/2/26 105.7   2.5 1557 62.0   9.3 0432 51.2   0.7 - - - 2.9   0.3 13.8   2.1 0856 NNW | 343 0.00 0.00 0.259   0.000 673   1 0   0
Cloverdale-SE (Ranch 38) 8/2/26 102.9   1.7 1554 63.8   3.6 0337 53.1   1.0 41   3 67   11 18   5 6.5   1.4 19.0   0.3 0712 N | 0 0.00 0.01 0.287   0.007 617   5 0   0
Geyserville-North (Hoffman) 8/2/26 101.5   1.3 1607 56.7   5.7 0631 55.3   0.9 47   4 85   8 25   7 2.5   0.0 12.2   7.8 1703 SE | 139 0.00 0.00 0.233   0.002 593   5 0   0
Geyserville (Ranch 3) 8/2/26 102.1   1.4 1606 57.7   4.8 0627 52.6   1.1 42   5 81   8 20   6 3.0   0.2 13.6   0.8 1641 ESE | 117 0.00 0.00 0.257   0.000 660   1 0   0
Geyserville-East (Ranch 40) 8/2/26 99.7   0.4 1516 62.2   7.0 0603 54.1   0.1 44   8 70   20 24   4 5.2   0.7 20.1   1.0 1704 SSW | 196 0.00 0.00 0.283   0.012 654   7 0   0
Geyserville-South (Nervo Station) 8/2/26 100.4   0.6 1625 59.7   6.1 0633 - - - - 2.4   0.9 12.5   4.7 1713 SE | 130 0.00 0.00 - - 0   0
Peterson (Ranch 09) 8/2/26 99.4   1.2 1536 55.0   4.1 0638 52.4   1.6 48   2 83   7 19   4 2.7   0.1 11.6   1.6 1602 SSW | 198 0.00 0.00 0.238   0.002 639   1 0   0
Crazy Creek Ranch 8/2/26 101.0   0.8 1621 53.6   4.1 0629 54.6   0.6 53   2 85   11 23   2 1.9   0.3 11.0   5.8 1626 S | 171 0.00 0.00 0.240   0.004 658   2 0   0
Whitton Ranch (201e) 8/2/26 103.2   1.1 1537 48.5   2.4 0610 53.3   1.7 54   1 96   4 21   7 2.0   0.3 12.4   1.4 1625 ESE | 108 0.00 0.00 0.233   0.004 609   5 0   0
Lytton East (Shop Hill Bottom) 8/2/26 99.8   0.7 1551 52.8   2.5 0633 52.4   1.6 50   0 88   6 21   8 2.7   0.4 15.5   0.6 1727 SE | 134 0.00 0.00 0.256   0.005 665   9 0   0
Lytton East (Hill 5) 8/2/26 100.1   1.1 1626 56.5   2.5 0554 53.0   1.5 47   2 82   10 22   7 3.6   1.3 17.3   3.3 1648 S | 177 0.00 0.00 0.254   0.016 599   5 0   0
Lytton West Lower (Lew 6) 8/2/26 100.2   1.2 1541 51.9   2.9 0637 53.1   1.9 53   1 92   5 22   7 2.5   0.6 14.4   0.0 1431 S | 190 0.00 0.00 0.238   0.009 605   6 0   0
Lytton West Hill (23PS) 8/2/26 99.4   1.7 1633 55.4   2.2 0605 53.4   1.5 49   2 86   8 20   4 2.8   0.6 15.1   1.5 1559 SSE | 165 0.00 0.00 0.256   0.004 649   6 0   0
Big River 8/2/26 98.7   1.3 1555 55.5   3.0 0623 55.4   1.1 53   2 88   7 26   3 2.1   0.2 15.0   1.4 1704 SE | 144 0.00 0.00 0.252   0.002 689   8 0   0
Jimtown-North (Piccolo Ranch 15) 8/2/26 101.7   1.3 1547 51.8   2.6 0610 50.2   0.7 47   1 82   18 17   2 1.2   0.2 12.9   2.0 1626 SSW | 196 0.00 0.00 0.211   0.002 605   0 0   0
HWY 128/Chalk Hill Rd (Landslide) 8/2/26 100.8   0.3 1602 53.0   3.2 0555 53.8   1.1 53   2 90   4 21   1 2.0   0.3 13.3   1.2 1722 SSW | 195 0.00 0.00 0.220   0.007 573   2 0   0
N Chalk Hill Rd (Ranch 63) 8/2/26 98.8   0.9 1539 50.6   2.5 0615 53.5   1.9 54   1 91   3 22   3 1.8   0.1 12.5   1.2 1646 S | 181 0.00 0.00 0.228   0.001 601   6 0   0
Newman Knights Valley 8/2/26 99.2   0.3 1544 51.1   0.8 0614 59.5   0.1 60   2 83   5 44   1 2.3   0.2 13.4   0.5 1501 SW | 234 0.00 0.00 - - 0   0
Knights Valley (Bavarian Lion) 8/2/26 100.4   0.7 1540 48.9   0.5 0625 51.6   1.3 53   1 94   3 17   2 2.1   0.2 12.4   0.6 1352 WSW | 244 0.00 0.00 0.239   0.003 652   0 0   0
Red Tail 8/2/26 98.4   0.2 1517 55.0   5.4 0645 55.4   1.4 53   4 85   7 26   1 3.0   0.3 15.0   0.7 1523 SSW | 192 0.00 0.01 0.243   0.002 652   5 0   0
Franz Valley (Stornetta) 8/2/26 98.6   0.2 1622 49.7   1.3 0609 51.4   0.5 - 88   4 19   4 1.5   0.2 11.0   1.0 1421 SSE | 168 0.00 0.00 - - 0   0
Upper Dry Creek Valley 8/2/26 103.0   0.3 1519 55.4   4.5 0641 52.2   1.8 42   5 85   8 13   1 2.3   1.6 12.8   5.2 1741 ESE | 123 0.00 0.00 0.250   0.033 666   16 0   0
Lower Dry Creek Valley 8/2/26 97.7   1.6 1506 53.4   3.5 0623 54.6   2.7 53   1 88   12 22   9 2.1   0.7 15.1   0.1 1621 SE | 138 0.00 0.01 0.242   0.009 635   10 0   0
Max   105.7 - 63.8 - 59.5 60 96 44 12.7 27.0 - - 0.00 0.04 0.324 704 -
Avg   - - - - 53.0 49 - - 3.1 - - - - - - - -
Min   94.5 - 48.5 - 47.4 39 66 13 1.2 11.0 - - 0.00 0.00 0.211 573 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 8/3/26 8:58 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) 8/2/26 100.5   0.9 1603 54.2   1.1 0548 55.7   0.2 56 82   1 27   2 0.1 8.8   0.2 1923 0.00 0.02 0.203   0.000 654   12 0
Windsor-East (Ranch 16) 8/2/26 97.9   2.3 1523 50.4   1.9 0622 52.2   0.3 56 92   1 22   2 2.5 15.2   1.6 1727 0.00 0.00 0.251   0.005 648   8 30
Mark West-North (Ranch 14) 7/27/26 86.2   2.9 1404 47.0   1.0 0543 51.1   1.0 62 96   0 32   5 1.8 12.7   0.3 1723 0.00 0.01 0.038   0.002 0   0 60
Windsor-SE (Silk Rd) 8/2/26 97.1   0.7 1548 49.4   1.5 0623 52.8   0.1 58 94   0 24   2 1.6 17.3   6.2 1332 0.00 0.02 0.228   0.001 652   12 0
Fulton-NW (Ranch 5) 8/2/26 95.0   0.9 1526 50.9   1.7 0559 52.3   0.2 56 90   1 25   1 2.5 13.5   0.8 1620 0.00 0.00 0.247   0.005 659   9 40
Bisordi (Fulton) 8/2/26 95.7   1.0 1539 48.8   1.5 0616 54.6   0.1 61 93   2 29   0 1.6 12.0   0.2 1612 0.00 0.00 0.238   0.001 703   7 40
Windsor-South (Laughlin Rd) 8/2/26 97.0   0.5 1549 52.2   1.6 0550 52.9   0.4 55 90   4 25   2 - - - 0.00 0.00 - - 20
Fulton-SE (Barnes Rd) 8/2/26 96.7   2.5 1608 52.9   1.8 0612 53.2   0.2 54 88   5 25   1 1.2 13.2   3.8 1541 0.00 0.00 - - 40
Fulton-SW (Ranch 21) 8/2/26 94.7   0.5 1538 50.6   1.0 0623 52.2   0.3 57 89   2 24   1 2.7 13.2   0.2 1741 0.00 0.00 0.252   0.006 690   7 40
NW Santa Rosa (Piner Road) 8/2/26 95.7   0.3 1503 49.2   1.8 0611 55.7   0.2 65 100   0 28   2 1.7 12.7   0.7 1547 0.00 0.00 - - 40
River Rd South (Denner Ranch) 8/2/26 93.6   0.2 1631 49.0   1.0 0613 24.6   6.1 39 100   0 0   0 3.6 16.7   0.9 1553 - - - - 30
West Santa Rosa (LOV Vineyard) 8/2/26 94.8   0.7 1439 49.3   1.0 0618 52.2   0.6 59 94   2 24   1 1.6 12.1   1.0 1554 0.00 0.00 0.046   0.009 0   1 20
Guerneville Rd (Prokopakis) 8/2/26 98.9   0.8 1513 49.0   0.7 0608 53.0   0.2 59 93   2 24   3 - - - 0.00 0.02 - - 20
SunnyView Vineyard (SCWC) 8/2/26 94.8   0.7 1521 47.6   1.6 0611 51.3   0.2 58 93   2 23   1 1.6 10.7   0.2 1532 0.00 0.00 0.210   0.004 604   9 50
Guerneville Rd West (Balletto) 8/2/26 93.5   1.3 1535 49.7   0.8 0547 54.5   0.6 63 94   2 30   3 2.1 14.1   1.8 1611 0.00 0.11 - - 40
Sanchietti Ranch 8/2/26 95.6   1.7 1537 49.0   1.7 0604 55.4   0.3 - 93   2 30   2 2.9 12.4   0.7 1631 0.00 0.00 - - 40
Occidental Rd (Sebastopol) 8/2/26 94.0   1.8 1517 48.1   1.2 0603 54.3   0.6 68 100   0 25   1 1.9 13.6   1.1 1556 0.00 0.00 - - 0
Harper's Rest (Windsor-West) 8/2/26 102.5   4.5 1736 49.9   0.5 0624 53.0   0.4 - 94   2 18   2 1.8 10.6   0.1 1527 0.00 0.02 - - 0
Lower Westside Rd (Ranch 12) 8/2/26 99.2   2.8 1612 49.4   0.9 0624 53.1   0.9 58 94   1 19   5 1.5 10.1   1.4 1313 0.00 0.02 - - 0
Guerneville (Laughlin Rd) 8/2/26 95.7   2.7 1420 49.8   1.0 0611 52.2   0.4 57 91   1 22   3 1.9 12.8   1.5 1702 0.00 0.01 - - 40
Korbel (Winery) 8/2/26 96.1   4.4 1358 52.2   1.1 0556 54.2   0.8 58 93   0 21   4 1.0 14.3   5.2 1519 0.00 0.00 - - 30
Forestville (Shone Farms) 8/2/26 102.5   3.5 1641 52.5   3.0 0629 54.6   0.4 56 91   3 21   4 1.5 9.6   0.2 1616 0.00 0.03 0.225   0.000 649   12 0
Forestville-NE (Ranch 30) 8/2/26 102.5   2.8 1626 48.6   0.0 0627 55.6   0.4 62 96   2 25   2 2.1 12.0   1.2 1635 0.00 0.01 0.240   0.001 666   10 0
Foggy Bend (Ranch 41) 8/2/26 99.1   0.5 1602 50.4   1.2 0614 57.9   0.0 64 96   0 31   2 1.4 10.0   0.4 1432 0.00 0.01 0.229   0.005 659   11 0
Last Stop 8/2/26 101.7   0.3 1538 48.9   1.3 0559 55.3   0.3 63 98   0 25   0 1.7 9.7   1.9 1449 0.00 0.00 0.229   0.001 648   13 0
Green Valley Vineyard 8/2/26 97.2   0.2 1625 51.4   2.6 0610 54.3   0.1 60 96   1 22   2 1.7 13.6   3.5 1532 0.00 0.02 0.058   0.014 44   28 0
Park Royal 8/2/26 95.5   1.0 1536 51.0   1.8 0609 50.7   0.7 54 86   6 22   0 - - - 0.00 0.00 - - 40
Merino 8/2/26 98.0   2.2 1538 46.0   1.5 0615 53.9   0.3 64 100   0 27   2 2.0 10.9   3.1 1506 0.00 0.00 0.239   0.001 682   7 40
Green Valley (Sanchietti) 8/2/26 98.0   1.9 1523 45.2   1.4 0551 - - - - - - - - - - - 0
Keefer Ranch (Green Valley) 8/2/26 95.7   0.3 1531 47.4   1.1 0620 55.6   0.0 67 98   0 31   2 - - - 0.00 0.01 - - 0
Graton-West (Dutton Ranch) 8/2/26 95.9   0.6 1502 48.0   1.7 0517 55.6   0.5 67 100   0 25   2 1.7 10.5   0.1 1622 0.00 0.04 - - 0
Graton-South (Mill Station Rd) 8/2/26 89.9   2.8 1656 46.3   1.6 0610 52.5   0.7 63 97   0 29   2 1.0 8.8   0.8 1437 0.00 0.01 - - 30
Occidental (Horseshoe Bend) 8/2/26 89.6   0.5 1538 54.2   2.4 0349 53.6   0.6 - 88   7 31   2 - - - 0.00 0.04 - - 50
Sexton Valley (Jacqueline's Blk) 8/2/26 89.6   2.5 1618 47.3   1.8 0635 55.0   0.5 67 99   0 35   1 1.0 9.7   1.4 1500 0.00 0.04 - - 30
Sebastopol Hills (Burnside Rd) 8/2/26 86.4   2.6 1529 56.1   4.4 0549 55.1   0.4 64 91   6 37   2 2.5 13.6   2.1 1541 0.00 0.00 - - 80
Pleasant Hill 8/2/26 92.2   0.9 1615 49.7   0.8 0554 53.2   0.1 - 96   1 26   1 1.8 12.1   1.9 1637 0.00 0.01 - - 40
Seaview/Fort Ross (Hirsch) 8/2/26 93.2   0.6 1623 61.6   0.5 0454 50.3   2.6 43 66   3 22   1 3.4 10.3   6.9 0144 0.00 0.05 0.247   0.035 695   9 70
Max   102.5 - 61.6 - 57.9 68 100 37 3.6 17.3 - 0.00 0.11 0.252 703 -
Avg   - - - - 52.9 59 - - 1.8 - - - - - - -
Min   86.4 - 45.2 - 24.6 39 66 0 0.1 8.8 - 0.00 0.00 0.046 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 8/3/26 8:58 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 8/2/26 95.4   0.1 1524 58.0   2.9 0634 50.6   0.4 73   14 22   3 2.2   0.2 9.7   0.0 1322 SE | 134 0.00 0.01 0.188   0.002 504   1 50   10
Lower Bennett Valley 8/2/26 95.5   0.5 1441 46.6   2.3 0447 51.3   0.0 95   5 24   1 2.5   0.0 12.8   0.7 1607 SSW | 213 0.00 0.00 0.242   0.002 651   4 40   10
Kenwood (Wildwood) 8/2/26 99.2   0.9 1430 50.4   1.2 0607 53.2   0.3 96   4 21   2 2.3   0.3 14.0   1.0 1648 NNW | 331 0.00 0.00 0.238   0.007 654   3 30   10
Sonoma Valley (Bedrock) 8/2/26 100.7   6.9 1536 49.0   0.7 0610 52.1   0.7 93   2 16   6 - - - - 0.00 0.00 - - 0   10
Sonoma-West (Arnold) 8/2/26 101.3   5.3 1451 49.0   1.2 0547 52.2   0.1 90   3 18   0 2.7   0.1 15.5   0.2 1700 W | 265 0.00 0.00 0.283   0.017 750   2 40   10
Sonoma Valley HS 8/2/26 98.5   4.3 1540 52.4   0.2 0633 57.6   0.5 100   0 25   1 2.1   0.1 7.2   4.0 1941 ESE | 102 0.00 0.00 0.237   0.012 677   5 40   10
Sonoma East (Bundschu01) 8/2/26 97.4   8.8 1613 50.1   0.9 0524 54.2   0.9 94   1 21   13 3.2   0.0 15.1   0.2 1642 WSW | 258 0.00 0.00 0.248   0.013 672   8 60   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) 8/2/26 98.1   8.2 1618 50.8   0.7 0649 54.5   1.1 94   1 20   13 2.5   0.0 13.1   1.0 1623 W | 263 0.00 0.00 - - 70   10
Ricci Vineyards (Carneros) 8/2/26 97.3   10.4 1607 50.9   1.2 0621 55.3   0.1 95   0 22   14 3.3   0.2 12.3   1.6 1709 S | 169 0.00 0.01 0.237   0.018 655   28 80   10
Carneros (Ranch 71) 8/2/26 94.2   8.7 1618 57.4   1.8 0614 56.8   0.1 92   2 24   13 3.6   0.7 10.6   0.8 1618 SSW | 196 0.00 0.00 0.229   0.024 681   40 90   10
Carneros Upper (Ranch 81) 8/2/26 93.2   5.7 1619 56.7   1.5 0544 56.3   5.9 - - 3.4   0.5 15.0   0.4 1719 S | 191 - - - - 70   10
Carneros Lower (Ranch 81) 8/2/26 91.6   4.2 1533 53.4   1.4 0432 53.2   2.1 100   0 0   0 1.8   0.2 11.8   0.3 1558 SSE | 158 0.00 0.00 0.216   0.018 633   25 80   10
Rohnert Park-West (Stony Point) 8/2/26 89.2   0.3 1432 45.4   1.6 0533 52.9   0.3 96   1 32   1 1.7   0.4 15.6   2.3 1604 SW | 223 0.00 0.00 - - 80   10
Cartograph Wines Base 8/2/26 86.2   0.8 1423 52.0   1.2 0441 54.2   0.7 94   4 36   1 3.4   0.4 17.8   1.1 1608 SSW | 201 0.00 0.02 0.227   0.005 674   4 90   10
Cartograph Wines Remote 8/2/26 88.1   1.2 1204 48.8   1.3 0615 - - - - - - - - - - - 80   10
Rice-Spivak Vineyard 8/2/26 89.6   0.4 1404 41.7   1.2 0610 - - - - - - - - - - - 80   10
Penngrove (Asellus) 8/2/26 93.8   0.5 1442 46.4   0.9 0627 50.3   0.2 94   2 23   1 2.1   0.1 11.9   0.4 1331 WNW | 294 0.00 0.00 - - 70   10
Petaluma (Ranch 10) 8/2/26 95.0   0.3 1455 46.8   0.4 0619 51.1   0.2 94   5 24   0 1.6   0.2 11.0   0.7 1519 W | 275 0.00 0.00 0.229   0.003 662   4 40   10
Max   101.3 - 58.0 - 57.6 100 36 3.6 17.8 - - 0.00 0.02 0.283 750 -
Avg   - - - - 53.5 - - 2.6 - - - - - - - -
Min   86.2 - 41.7 - 50.3 73 0 1.6 7.2 - - 0.00 0.00 0.188 504 -