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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 8/10/26 2:31 PM 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) 8/9/26 99.6   3.6 1439 67.9   3.4 0034 42.0   2.5 27   0 41   1 8   2 10.2   3.8 27.0   7.0 1929 NW | 313 0.00 0.04 0.370   0.060 698   20 20   10
Rockpile Lower (Cooley) 8/9/26 103.6   5.6 1429 62.9   8.7 2340 45.0   10.0 30   27 71   26 9   1 3.8   2.5 22.0   12.4 1726 WNW | 291 0.00 0.02 - - 10   10
Cloverdale-East (Ranch 83) 8/9/26 102.6   6.1 1605 49.8   3.1 0436 53.3   1.6 - - - 2.3   0.2 14.4   0.1 1745 S | 170 0.00 0.00 0.239   0.015 646   20 0   0
Cloverdale-SE (Ranch 38) 8/9/26 99.9   5.0 1540 50.2   2.8 0631 54.3   1.0 63   4 98   0 23   8 5.4   0.5 17.1   1.1 1439 NNE | 30 0.00 0.01 0.256   0.024 601   15 0   0
Geyserville-North (Hoffman) 8/9/26 96.5   3.6 1524 50.5   5.0 0346 56.2   0.6 66   2 96   3 31   4 2.6   0.1 10.6   0.0 1510 ESE | 121 0.00 0.00 0.207   0.014 567   16 0   0
Geyserville (Ranch 3) 8/9/26 97.1   4.1 1516 52.2   3.2 0348 54.0   0.7 64   2 100   0 24   4 2.6   0.2 11.8   0.7 1507 ESE | 115 0.00 0.00 0.221   0.015 606   19 0   0
Geyserville-East (Ranch 40) 8/9/26 94.6   4.6 1536 50.6   2.5 0609 55.0   0.3 71   4 100   1 32   3 5.7   0.7 18.3   0.3 1411 S | 178 0.00 0.00 0.244   0.024 629   29 0   0
Geyserville-South (Nervo Station) 8/9/26 93.4   3.2 1606 51.9   2.7 0344 - - - - 2.8   0.3 12.1   0.7 1547 S | 169 0.00 0.00 - - 0   0
Peterson (Ranch 09) 8/9/26 92.9   3.1 1531 51.7   1.7 0239 53.0   0.4 66   2 96   4 28   2 3.2   0.1 12.5   0.3 1630 SSW | 207 0.00 0.00 0.208   0.014 576   17 0   0
Crazy Creek Ranch 8/9/26 97.0   4.3 1535 48.5   5.0 0337 54.8   1.2 67   2 96   4 29   5 1.6   0.4 9.7   0.1 1608 SE | 144 0.00 0.00 0.213   0.013 636   24 0   0
Whitton Ranch (201e) 8/9/26 95.6   2.6 1558 44.9   6.4 0322 54.0   0.9 67   1 100   3 29   1 2.3   0.3 11.1   0.2 1933 SSW | 194 0.00 0.00 0.207   0.011 568   17 0   0
Lytton East (Shop Hill Bottom) 8/9/26 91.3   2.2 1516 53.3   0.2 0252 53.9   0.4 68   1 100   6 31   2 2.9   0.3 12.9   0.2 1558 S | 171 0.00 0.00 0.219   0.013 624   21 0   0
Lytton East (Hill 5) 8/9/26 92.0   2.8 1455 52.9   0.5 0257 54.0   0.3 69   1 98   3 32   3 4.1   0.3 15.1   0.4 1612 SSE | 168 0.00 0.00 0.215   0.015 562   20 0   0
Lytton West Lower (Lew 6) 8/9/26 91.4   1.6 1542 51.8   1.1 0057 54.6   0.6 69   0 100   6 32   1 2.9   0.5 12.3   1.4 1619 S | 185 0.00 0.00 0.207   0.012 572   22 0   0
Lytton West Hill (23PS) 8/9/26 89.8   1.6 1521 53.6   1.0 0710 54.8   0.3 71   1 100   4 33   0 3.9   0.1 15.5   0.9 1626 S | 180 0.00 0.00 0.227   0.018 649   32 10   10
Big River 8/9/26 91.4   3.8 1529 52.3   2.0 0209 55.0   0.3 70   3 99   2 32   3 2.6   0.1 14.2   2.1 1644 S | 191 0.00 0.00 0.221   0.019 649   38 10   10
Jimtown-North (Piccolo Ranch 15) 8/9/26 97.4   4.4 1620 49.0   4.4 0335 52.2   1.1 64   2 100   0 23   2 1.4   0.2 10.1   0.7 1358 SSW | 197 0.00 0.00 0.193   0.012 571   21 0   0
HWY 128/Chalk Hill Rd (Landslide) 8/9/26 94.2   3.9 1456 50.2   3.8 0311 53.6   0.8 66   2 97   5 26   3 2.3   0.3 11.4   0.9 1716 SSW | 199 0.00 0.00 0.196   0.013 541   22 0   0
N Chalk Hill Rd (Ranch 63) 8/9/26 92.5   3.3 1600 48.7   3.8 0254 52.3   0.9 65   2 98   6 25   5 2.1   0.3 9.9   1.9 1713 SSE | 161 0.00 0.00 0.200   0.011 559   18 0   0
Newman Knights Valley 8/9/26 94.0   4.6 1548 49.0   4.7 0430 56.9   0.1 70   2 89   2 47   3 3.3   0.4 14.2   0.1 1751 SW | 214 0.00 0.00 - - 0   0
Knights Valley (Bavarian Lion) 8/9/26 97.5   4.6 1446 45.7   5.5 0517 51.0   1.8 64   3 97   2 18   7 1.7   0.2 11.5   1.6 1513 WSW | 253 0.00 0.00 0.216   0.018 625   45 0   0
Red Tail 8/9/26 93.6   5.2 1634 47.9   3.2 0401 53.6   1.0 68   3 94   2 30   6 3.0   0.0 13.2   0.2 1723 SW | 215 0.00 0.01 0.219   0.019 621   26 10   10
Franz Valley (Stornetta) 8/9/26 99.4   5.7 1442 47.0   6.2 0552 51.0   2.4 - 94   0 17   9 2.2   0.1 11.0   1.7 1623 W | 262 0.00 0.00 - - 0   0
Upper Dry Creek Valley 8/9/26 95.2   2.7 1503 50.5   3.9 0251 54.3   0.9 65   2 97   4 28   5 3.0   0.2 14.0   2.1 1708 SE | 143 0.00 0.00 0.230   0.014 625   14 0   0
Lower Dry Creek Valley 8/9/26 89.3   1.4 1453 53.2   1.4 0059 55.1   0.3 71   3 100   0 34   1 3.1   0.1 16.7   2.1 1646 ESE | 118 0.00 0.01 0.214   0.017 594   26 10   10
Max   103.6 - 67.9 - 56.9 71 100 47 10.2 27.0 - - 0.00 0.04 0.370 698 -
Avg   - - - - 53.1 64 - - 3.2 - - - - - - - -
Min   89.3 - 44.9 - 42.0 27 41 8 1.4 9.7 - - 0.00 0.00 0.193 541 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 8/10/26 2:31 PM 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) 8/9/26 89.4   2.1 1516 52.9   1.5 0642 54.6   0.5 70 89   4 37   0 0.0 0.4   0.4 1644 0.00 0.02 0.181   0.013 603   33 0
Windsor-East (Ranch 16) 8/9/26 87.8   2.0 1450 51.0   4.3 0059 53.5   0.5 70 96   2 31   3 3.7 15.1   0.9 1626 0.00 0.00 0.217   0.027 611   56 90
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) 8/9/26 85.3   2.1 1620 51.5   3.7 0059 54.5   0.1 73 99   3 36   2 2.2 11.9   0.5 1647 0.00 0.02 0.196   0.020 616   52 100
Fulton-NW (Ranch 5) 8/9/26 85.8   3.5 1537 53.5   1.3 0716 47.9   6.7 66 100   4 3   37 3.9 15.4   1.6 1902 0.00 0.00 0.217   0.036 637   76 100
Bisordi (Fulton) 8/9/26 86.4   2.8 1529 52.3   3.0 0031 55.4   0.1 74 96   2 38   5 2.3 12.4   0.3 1622 0.00 0.00 0.205   0.026 650   72 90
Windsor-South (Laughlin Rd) 8/9/26 86.6   3.5 1458 53.1   1.5 0703 54.1   0.0 72 95   1 37   3 - - - 0.00 0.00 - - 100
Fulton-SE (Barnes Rd) 8/9/26 85.4   1.8 1505 54.5   0.8 0728 54.2   0.1 72 95   2 36   3 1.9 12.9   0.5 1910 0.00 0.00 - - 100
Fulton-SW (Ranch 21) 8/9/26 84.9   2.6 1449 53.0   1.3 0631 36.5   11.7 59 100   0 0   0 3.2 13.8   1.5 1845 0.00 0.00 0.215   0.029 655   71 100
NW Santa Rosa (Piner Road) 8/9/26 85.2   3.6 1451 53.4   1.2 0545 57.0   0.2 82 100   0 43   2 2.1 10.6   1.2 1834 0.00 0.00 - - 100
River Rd South (Denner Ranch) 8/9/26 80.4   0.9 1425 51.2   2.8 0050 -4.1   6.2 30 100   0 0   0 4.7 16.0   0.4 1433 - - - - 80
West Santa Rosa (LOV Vineyard) 8/9/26 83.1   2.1 1438 52.5   2.1 0101 54.2   0.0 75 96   0 39   2 2.1 12.1   1.3 1447 0.00 0.00 0.035   0.002 0   0 100
Guerneville Rd (Prokopakis) 8/9/26 87.5   2.0 1605 52.1   3.3 0101 55.1   0.0 74 97   2 35   2 - - - 0.00 0.02 - - 70
SunnyView Vineyard (SCWC) 8/9/26 84.1   2.2 1447 52.6   1.7 0045 53.5   0.1 74 96   2 36   3 2.1 11.1   0.3 1852 0.00 0.00 0.177   0.021 558   58 100
Guerneville Rd West (Balletto) 8/9/26 81.4   1.3 1604 52.3   2.5 0053 55.9   0.1 79 98   1 47   3 2.9 12.0   0.0 1631 0.00 0.11 - - 100
Sanchietti Ranch 8/9/26 84.1   1.8 1511 54.0   1.5 0003 56.6   0.1 - 96   0 44   5 3.2 14.3   2.7 1850 0.00 0.00 - - 100
Occidental Rd (Sebastopol) 8/9/26 82.6   2.3 1436 50.0   4.5 0026 58.7   0.1 87 100   0 51   5 2.4 13.6   0.9 1506 0.00 0.00 - - 100
Harper's Rest (Windsor-West) 8/9/26 87.2   1.1 1530 49.8   4.0 0050 53.4   0.3 - 96   1 32   3 1.9 11.4   1.2 1614 0.00 0.02 - - 50
Lower Westside Rd (Ranch 12) 8/9/26 85.9   0.8 1555 51.4   3.3 0056 54.2   0.5 72 98   3 34   5 2.3 11.6   0.1 1617 0.00 0.02 - - 70
Guerneville (Laughlin Rd) 8/9/26 87.2   2.4 1354 49.5   2.2 0241 53.2   0.5 69 94   2 36   4 2.1 13.0   0.9 1522 0.00 0.01 - - 90
Korbel (Winery) 8/9/26 93.4   6.5 1453 52.7   2.5 0228 55.2   0.2 67 94   0 33   6 0.9 8.9   1.9 1513 0.00 0.00 - - 50
Forestville (Shone Farms) 8/9/26 86.8   0.3 1507 51.3   1.5 0650 55.1   0.2 73 97   0 36   4 2.1 9.9   0.2 1523 0.00 0.03 0.196   0.022 612   57 100
Forestville-NE (Ranch 30) 8/9/26 88.6   1.8 1517 50.7   3.3 0056 55.8   0.1 75 98   0 38   5 2.8 12.6   0.7 1629 0.00 0.01 0.210   0.026 632   58 0
Foggy Bend (Ranch 41) 8/9/26 88.4   2.0 1548 52.9   2.5 0101 56.7   0.0 74 95   0 43   4 2.0 10.2   0.2 1430 0.00 0.01 0.199   0.022 631   58 40
Last Stop 8/9/26 89.9   0.8 1534 49.6   2.9 0059 55.2   0.2 73 96   1 39   0 2.1 11.1   0.5 1459 0.00 0.00 0.202   0.023 616   68 10
Green Valley Vineyard 8/9/26 85.9   1.9 1555 50.2   1.3 0624 54.4   0.2 75 98   0 38   2 1.8 10.7   0.0 1451 0.00 0.02 0.029   0.005 7   25 100
Park Royal 8/9/26 84.9   2.3 1525 53.1   1.3 0610 53.4   0.4 73 98   1 33   5 - - - 0.00 0.00 - - 100
Merino 8/9/26 86.7   2.5 1537 50.5   4.4 0003 55.8   0.4 78 100   1 38   3 2.4 12.4   1.8 1904 0.00 0.00 0.201   0.027 625   72 90
Green Valley (Sanchietti) 8/9/26 87.1   0.7 1503 49.6   2.4 2359 - - - - - - - - - - - 100
Keefer Ranch (Green Valley) 8/9/26 83.3   1.1 1515 48.6   1.2 0059 54.8   0.3 77 97   1 44   0 - - - 0.00 0.01 - - 100
Graton-West (Dutton Ranch) 8/9/26 84.4   2.1 1414 51.0   0.4 0059 57.2   0.5 82 100   0 42   1 2.2 10.9   0.3 1336 0.00 0.04 - - 100
Graton-South (Mill Station Rd) 8/9/26 75.0   0.5 1429 49.5   4.5 0034 54.4   0.2 81 99   2 52   0 1.3 9.2   0.4 1614 0.00 0.01 - - 20
Occidental (Horseshoe Bend) 8/9/26 74.7   1.5 1500 49.1   3.2 0243 54.3   0.0 - 100   0 53   2 - - - 0.00 0.04 - - 0
Sexton Valley (Jacqueline's Blk) 8/9/26 76.0   0.1 1501 49.8   5.1 0039 55.8   0.0 82 98   1 55   1 1.4 10.8   0.4 1554 0.00 0.04 - - 20
Sebastopol Hills (Burnside Rd) 8/9/26 73.2   0.1 1540 51.0   1.8 0038 55.3   0.3 87 100   0 58   2 3.1 14.6   0.6 1635 0.00 0.00 - - 40
Pleasant Hill 8/9/26 82.5   3.7 1419 49.3   4.1 2353 54.1   0.0 - 96   0 40   4 2.1 10.7   1.5 1618 0.00 0.01 - - 100
Seaview/Fort Ross (Hirsch) 8/9/26 90.8   6.4 1707 71.0   4.0 0432 46.9   0.8 33 41   17 22   5 4.3 14.1   0.8 2034 0.00 0.05 0.265   0.040 683   18 100
Max   93.4 - 71.0 - 58.7 87 100 58 4.7 16.0 - 0.00 0.11 0.265 683 -
Avg   - - - - 52.4 72 - - 2.4 - - - - - - -
Min   73.2 - 48.6 - -4.1 30 41 0 0.0 0.4 - 0.00 0.00 0.029 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 8/10/26 2:32 PM 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 8/9/26 87.7   2.8 1556 49.6   2.2 0623 52.6   0.5 95   3 32   4 1.3   0.0 8.7   0.4 1353 S | 175 0.00 0.01 0.159   0.026 477   71 100   0
Lower Bennett Valley 8/9/26 90.2   2.7 1421 49.4   3.8 0101 53.9   0.9 100   0 31   5 3.3   0.1 12.1   0.8 1735 ESE | 117 0.00 0.00 0.208   0.030 616   77 60   10
Kenwood (Wildwood) 8/9/26 95.5   3.1 1454 52.3   1.2 0330 53.7   0.5 100   4 22   8 2.8   0.2 10.7   1.2 1632 NW | 320 0.00 0.00 0.213   0.019 627   50 0   0
Sonoma Valley (Bedrock) 8/9/26 93.5   6.6 1527 49.0   5.2 0525 51.8   1.2 95   4 26   9 - - - - 0.00 0.00 - - 10   10
Sonoma-West (Arnold) 8/9/26 95.9   7.4 1520 47.4   5.0 0529 51.3   1.8 94   3 21   10 2.9   0.5 15.9   4.5 1545 SSW | 209 0.00 0.00 0.260   0.031 721   25 10   10
Sonoma Valley HS 8/9/26 92.2   5.3 1436 49.9   4.0 0632 55.6   0.5 100   3 32   8 2.1   0.3 12.5   2.8 1734 E | 100 0.00 0.00 0.212   0.023 653   49 10   10
Sonoma East (Bundschu01) 8/9/26 90.1   8.8 1436 49.0   4.3 0358 53.2   0.9 95   2 33   9 2.9   0.6 16.2   5.3 1535 SE | 144 0.00 0.00 0.219   0.024 645   42 90   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) 8/9/26 90.4   8.5 1339 48.9   4.3 0441 53.3   0.8 95   2 32   9 2.3   0.4 11.8   0.7 1542 SSW | 192 0.00 0.00 - - 90   10
Ricci Vineyards (Carneros) 8/9/26 88.1   8.6 1338 52.1   2.6 0413 53.8   0.5 95   2 32   13 3.6   1.4 16.4   0.8 1655 SSE | 156 0.00 0.01 0.212   0.020 633   35 100   0
Carneros (Ranch 71) 8/9/26 84.8   7.7 1417 52.4   1.8 0629 54.4   0.1 100   5 38   12 2.7   1.0 11.0   0.5 1544 S | 177 0.00 0.00 0.200   0.022 652   52 100   0
Carneros Upper (Ranch 81) 8/9/26 86.3   8.4 1426 52.2   1.9 0609 38.9   2.0 - - 4.2   2.4 15.5   1.3 1812 S | 175 - - - - 100   0
Carneros Lower (Ranch 81) 8/9/26 85.3   7.2 1516 52.4   2.4 0454 55.3   0.1 100   7 0   50 1.9   0.3 12.2   1.0 1542 SE | 145 0.00 0.00 0.192   0.021 608   44 100   0
Rohnert Park-West (Stony Point) 8/9/26 77.1   0.7 1455 47.5   7.0 0041 54.9   0.5 98   0 51   1 2.5   0.1 15.6   1.6 1655 SW | 221 0.00 0.00 - - 40   10
Cartograph Wines Base 8/9/26 74.0   0.0 1447 53.0   0.7 0059 55.4   0.1 99   0 58   1 4.6   0.7 21.7   2.5 1630 S | 184 0.00 0.02 0.161   0.016 592   59 40   10
Cartograph Wines Remote 8/9/26 74.2   1.5 1227 51.3   3.3 0059 - - - - - - - - - - - 60   10
Rice-Spivak Vineyard 8/9/26 76.7   0.2 1448 49.0   5.2 0043 - - - - - - - - - - - 60   10
Penngrove (Asellus) 8/9/26 83.0   0.3 1428 47.8   6.5 0053 53.0   0.7 97   1 36   1 3.1   0.2 12.3   1.3 1645 W | 275 0.00 0.00 - - 90   20
Petaluma (Ranch 10) 8/9/26 86.4   1.0 1443 49.3   6.6 0056 53.7   0.2 95   4 35   2 2.9   0.1 11.9   0.3 1737 N | 354 0.00 0.00 0.195   0.012 600   26 60   10
Max   95.9 - 53.0 - 55.6 100 58 4.6 21.7 - - 0.00 0.02 0.260 721 -
Avg   - - - - 52.8 - - 2.9 - - - - - - - -
Min   74.0 - 47.4 - 38.9 94 0 1.3 8.7 - - 0.00 0.00 0.159 477 -