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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 10/2/26 5:08 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) 10/1/26 92.9   1.5 1430 66.7   5.2 0056 41.7   0.8 31   0 45   6 13   1 4.6   2.1 18.6   3.1 1301 SE | 137 0.00 0.33 0.219   0.011 495   1 30   10
Rockpile Lower (Cooley) 10/1/26 94.3   2.5 1436 60.6   3.2 0707 43.7   1.2 35   3 58   9 13   0 2.2   0.8 12.0   3.1 1230 SE | 124 0.00 0.33 - - 20   10
Cloverdale-East (Ranch 83) 10/1/26 97.4   1.9 1535 42.8   8.5 0723 44.6   0.1 - - - 1.6   1.6 11.4   3.2 1640 SSW | 202 0.00 0.12 0.150   0.020 416   6 60   10
Cloverdale-SE (Ranch 38) 10/1/26 95.2   1.5 1627 50.2   10.3 0713 48.3   1.5 52   14 85   23 17   1 3.8   3.7 14.7   9.8 1645 SSW | 193 0.00 0.11 0.178   0.043 402   3 40   10
Geyserville-North (Hoffman) 10/1/26 95.7   1.2 1550 43.0   7.6 0652 49.0   0.2 61   13 94   8 20   2 2.0   0.3 10.2   2.1 1800 SE | 130 0.00 0.00 0.156   0.014 443   5 70   10
Geyserville (Ranch 3) 10/1/26 95.2   1.2 1551 44.1   7.7 0643 46.2   1.0 56   15 90   14 17   2 1.9   0.8 9.6   3.2 1358 ESE | 109 0.00 0.13 0.151   0.017 413   4 50   10
Geyserville-East (Ranch 40) 10/1/26 93.6   1.2 1622 49.7   8.8 0637 50.4   2.4 57   15 96   22 23   3 4.0   0.8 17.9   0.4 1700 S | 185 0.00 0.12 0.186   0.024 456   5 50   10
Geyserville-South (Nervo Station) 10/1/26 93.9   1.4 1553 48.5   7.4 0640 - - - - 2.1   0.1 10.8   0.7 1650 S | 183 0.00 0.22 - - 50   10
Peterson (Ranch 09) 10/1/26 93.4   2.2 1612 43.4   4.8 0703 46.5   1.8 59   14 95   10 19   4 2.2   0.6 10.0   1.3 1657 SSW | 207 0.00 0.20 0.148   0.015 441   5 0   10
Crazy Creek Ranch 10/1/26 94.9   1.3 1631 44.0   6.3 0641 49.5   1.7 63   12 98   14 25   4 1.5   0.1 9.4   0.6 1652 SW | 230 0.00 0.24 0.155   0.011 478   6 60   10
Whitton Ranch (201e) 10/1/26 95.3   1.2 1629 39.2   5.7 0541 46.5   0.9 63   13 100   6 19   4 1.8   0.2 9.2   1.1 1638 S | 173 0.00 0.29 0.137   0.013 383   6 70   10
Lytton East (Shop Hill Bottom) 10/1/26 94.3   1.5 1550 44.5   5.8 0459 47.6   1.7 62   14 100   11 18   3 2.2   0.5 12.4   1.1 1735 SE | 143 0.00 0.27 0.166   0.017 465   7 60   10
Lytton East (Hill 5) 10/1/26 93.6   2.0 1540 46.3   7.8 0718 48.5   1.9 62   16 98   12 19   4 3.3   0.5 15.0   1.0 1732 S | 170 0.00 0.25 0.162   0.021 412   6 70   10
Lytton West Lower (Lew 6) 10/1/26 93.6   2.7 1537 43.7   4.1 0441 47.7   1.6 64   14 100   10 19   4 1.9   0.4 12.1   0.3 1824 SE | 141 0.00 0.28 0.165   0.015 472   9 90   10
Lytton West Hill (23PS) 10/1/26 92.7   3.5 1544 46.9   6.6 0739 49.1   1.9 64   17 100   12 19   4 2.5   0.4 12.4   2.1 1746 SSE | 148 0.00 0.26 0.171   0.017 486   8 90   10
Big River 10/1/26 92.4   1.4 1556 45.8   6.9 0634 50.3   1.5 66   17 99   9 26   6 1.8   0.2 12.0   0.4 1740 S | 171 0.00 0.28 0.162   0.011 483   5 70   10
Jimtown-North (Piccolo Ranch 15) 10/1/26 95.8   0.9 1631 41.3   6.5 0646 45.4   2.7 59   13 100   19 16   3 1.0   0.1 10.1   0.0 1922 SSW | 194 0.00 0.20 0.127   0.006 404   8 60   10
HWY 128/Chalk Hill Rd (Landslide) 10/1/26 95.4   0.9 1617 41.9   5.5 0701 47.6   1.4 63   10 94   7 22   4 1.5   0.3 10.3   1.1 1708 SSW | 209 0.00 0.31 0.139   0.007 394   8 30   10
N Chalk Hill Rd (Ranch 63) 10/1/26 92.7   1.3 1558 40.7   4.4 0705 46.5   0.7 61   8 99   9 22   5 1.5   0.3 10.1   0.2 1802 SW | 231 0.00 0.29 0.138   0.012 399   11 40   10
Newman Knights Valley 10/1/26 92.9   1.5 1519 42.8   3.3 0717 52.3   0.3 65   6 87   6 43   4 2.4   0.2 11.1   1.2 1539 SSW | 202 0.00 0.40 - - 50   10
Knights Valley (Bavarian Lion) 10/1/26 93.6   1.2 1546 40.3   3.0 0725 46.2   2.8 60   6 96   4 20   5 2.0   0.1 11.6   0.2 1742 WSW | 258 0.00 0.26 0.155   0.005 449   7 80   10
Red Tail 10/1/26 94.0   0.1 1529 43.1   5.8 0724 49.6   0.8 65   15 94   9 29   5 2.2   0.5 11.9   0.5 1758 S | 175 0.00 0.29 0.158   0.010 455   8 70   10
Franz Valley (Stornetta) 10/1/26 94.5   0.3 1506 41.2   3.6 0710 46.9   2.4 - 91   4 21   4 1.4   0.0 9.9   0.2 1351 N | 2 0.00 0.43 - - 80   10
Upper Dry Creek Valley 10/1/26 96.6   2.4 1644 42.8   7.5 0642 47.3   0.1 60   13 95   7 13   1 1.8   0.3 11.0   0.8 1852 ESE | 122 0.00 0.14 0.166   0.009 475   6 70   10
Lower Dry Creek Valley 10/1/26 93.3   3.9 1559 45.0   3.4 0435 48.6   1.5 65   14 100   11 20   7 1.7   0.2 13.7   1.1 1851 SSW | 208 0.00 0.26 0.156   0.006 439   11 90   10
Max   97.4 - 66.7 - 52.3 66 100 43 4.6 18.6 - - 0.00 0.43 0.219 495 -
Avg   - - - - 47.5 59 - - 2.2 - - - - - - - -
Min   92.4 - 39.2 - 41.7 31 45 13 1.0 9.2 - - 0.00 0.00 0.127 383 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 10/2/26 5:08 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) 10/1/26 94.5   1.9 1542 47.6   4.6 0701 50.5   0.6 67 89   6 26   7 0.1 9.3   2.4 1651 0.00 0.50 0.130   0.002 454   12 0
Windsor-East (Ranch 16) 10/1/26 92.5   1.2 1531 42.4   5.3 0548 48.2   0.4 67 96   4 25   6 2.1 13.8   1.2 1745 0.00 0.23 0.157   0.013 449   7 40
Mark West-North (Ranch 14) 10/1/26 92.3   1.4 1532 47.7   1.1 0723 49.9   2.2 69 98   6 24   6 1.5 10.4   0.7 1553 0.00 0.24 - - 10
Windsor-SE (Silk Rd) 10/1/26 91.8   1.8 1456 46.2   1.2 0617 50.1   2.3 72 100   3 23   4 1.4 10.2   0.3 1537 0.00 0.32 0.143   0.012 450   13 0
Fulton-NW (Ranch 5) 10/1/26 89.5   1.9 1502 48.4   1.6 0715 24.4   23.9 40 100   4 3   19 2.4 13.5   1.9 1803 0.00 0.23 0.151   0.016 462   12 0
Bisordi (Fulton) 10/1/26 90.5   1.1 1510 47.6   2.5 0057 52.0   1.9 74 98   4 33   7 1.7 10.4   0.5 1739 0.00 0.22 0.155   0.011 498   9 0
Windsor-South (Laughlin Rd) 10/1/26 93.3   0.3 1447 45.5   3.5 0718 43.7   5.4 65 100   6 0   18 - - - 0.00 0.17 - - 0
Fulton-SE (Barnes Rd) 10/1/26 90.6   1.3 1536 49.0   0.1 0755 51.4   1.5 71 97   7 29   6 1.5 10.4   0.8 1850 0.00 0.29 - - 0
Fulton-SW (Ranch 21) 10/1/26 89.8   1.2 1511 46.3   1.0 0722 9.0   37.4 37 100   0 0   0 2.1 13.2   1.1 1810 0.00 0.20 0.157   0.017 484   20 0
NW Santa Rosa (Piner Road) 10/1/26 89.8   2.0 1434 46.6   2.0 0729 52.8   1.0 80 100   0 34   7 1.7 11.0   0.7 1433 0.00 0.00 - - 0
River Rd South (Denner Ranch) 10/1/26 89.7   0.4 1420 44.6   1.3 0633 -10.5   20.0 25 100   0 0   0 3.0 15.8   1.3 1737 - - - - 10
West Santa Rosa (LOV Vineyard) 8/25/26 85.6   5.6 1427 51.5   1.4 0051 53.4   2.0 73 96   2 24   16 1.5 11.9   1.3 1443 0.00 0.00 0.029   0.002 0   0 100
Guerneville Rd (Prokopakis) 10/1/26 91.2   2.8 1415 45.2   0.2 0725 50.4   1.8 73 100   2 27   7 - - - 0.00 0.24 - - 0
SunnyView Vineyard (SCWC) 10/1/26 90.9   0.7 1501 46.2   2.7 0733 50.0   2.4 74 100   5 27   6 1.9 14.5   3.2 1736 0.00 0.27 0.130   0.005 388   2 0
Guerneville Rd West (Balletto) 10/1/26 89.0   1.3 1449 46.9   1.4 0737 51.6   1.3 77 100   4 34   9 2.0 11.4   1.8 1740 0.00 0.43 - - 0
Sanchietti Ranch 10/1/26 89.6   1.2 1454 45.8   0.4 0716 52.4   0.6 - 98   2 35   8 2.2 13.9   0.2 1737 0.00 0.00 - - 0
Occidental Rd (Sebastopol) 10/1/26 89.4   1.7 1452 43.8   1.6 0638 53.0   0.4 83 100   0 37   9 1.7 17.8   4.0 1725 0.00 0.20 - - 0
Harper's Rest (Windsor-West) 10/1/26 93.2   1.8 1539 43.8   3.2 0411 47.6   0.9 - 98   5 20   6 1.3 8.0   2.5 1714 0.00 0.45 - - 40
Lower Westside Rd (Ranch 12) 10/1/26 92.2   1.6 1439 43.8   2.3 0706 48.4   1.0 68 100   5 21   7 1.4 10.2   1.0 1600 0.00 0.45 - - 40
Guerneville (Laughlin Rd) 10/1/26 91.9   1.3 1441 41.4   3.4 0711 46.7   0.2 66 95   1 24   8 1.3 12.2   1.0 1543 0.00 0.81 - - 40
Korbel (Winery) 10/1/26 91.6   0.2 1519 43.4   2.9 0733 48.3   0.7 66 96   0 25   7 0.6 10.6   2.6 1730 0.00 0.52 - - 70
Forestville (Shone Farms) 10/1/26 92.7   2.8 1446 42.4   6.5 0702 49.4   0.1 68 97   3 24   6 1.4 9.5   1.3 1601 0.00 0.43 0.145   0.009 458   8 10
Forestville-NE (Ranch 30) 10/1/26 90.4   4.5 1517 43.4   3.1 0701 50.1   0.5 72 99   2 29   6 1.7 12.0   0.9 1555 0.00 0.40 0.156   0.011 468   10 60
Foggy Bend (Ranch 41) 10/1/26 91.5   1.6 1434 43.9   3.9 0720 51.6   1.1 72 97   1 33   4 1.3 12.7   0.2 1753 0.00 0.42 0.145   0.016 452   10 40
Last Stop 10/1/26 92.2   3.3 1503 41.3   5.3 0655 49.0   0.4 71 98   4 27   6 1.4 9.4   2.6 1614 0.00 0.39 0.147   0.013 466   5 30
Green Valley Vineyard 10/1/26 89.0   3.2 1452 43.4   5.8 0657 48.6   0.3 70 98   3 24   6 1.3 13.8   2.2 1731 0.00 0.57 0.028   0.014 2   2 10
Park Royal 10/1/26 89.8   2.6 1455 46.7   0.1 0728 50.1   2.2 73 98   2 27   6 - - - 0.00 0.21 - - 0
Merino 10/1/26 92.7   1.8 1530 44.3   0.5 0642 51.4   1.0 76 100   0 30   6 1.5 9.1   1.8 1459 0.00 0.33 0.150   0.013 481   10 0
Green Valley (Sanchietti) 10/1/26 89.9   1.6 1408 41.9   3.1 0737 - - - - - - - - - - - 40
Keefer Ranch (Green Valley) 10/1/26 88.4   3.0 1455 39.0   5.0 0707 48.4   1.5 74 98   1 33   9 - - - 0.00 0.48 - - 10
Graton-West (Dutton Ranch) 10/1/26 90.1   2.3 1508 40.0   5.0 0700 60.4   4.0 100 100   0 100   0 1.3 9.3   1.5 1447 0.00 0.61 - - 70
Graton-South (Mill Station Rd) 10/1/26 85.0   1.2 1433 38.7   5.5 0637 48.6   0.9 76 97   1 34   6 0.6 8.4   0.7 1728 0.00 0.41 - - 60
Occidental (Horseshoe Bend) 10/1/26 82.5   3.8 1423 46.8   1.1 0144 50.6   1.1 - 100   2 34   10 - - - 0.00 0.75 - - 20
Sexton Valley (Jacqueline's Blk) 10/1/26 85.8   2.9 1424 39.1   5.9 0710 50.4   1.7 79 100   0 39   4 1.1 10.6   1.1 1701 0.00 0.27 - - 50
Sebastopol Hills (Burnside Rd) 10/1/26 81.2   2.5 1423 46.7   3.8 0725 51.8   0.3 84 100   0 42   5 2.5 17.8   5.6 1722 0.00 0.00 - - 50
Pleasant Hill 10/1/26 89.6   0.0 1449 43.2   3.6 0646 48.8   0.1 - 98   2 27   4 1.6 12.4   1.0 1737 0.00 0.49 - - 10
Seaview/Fort Ross (Hirsch) 10/1/26 85.7   0.1 1526 64.6   5.4 0601 44.3   1.8 37 51   13 22   0 2.5 12.3   3.9 1145 0.00 0.07 0.168   0.005 488   6 60
Max   94.5 - 64.6 - 60.4 100 100 100 3.0 17.8 - 0.00 0.81 0.168 498 -
Avg   - - - - 46.4 69 - - 1.6 - - - - - - -
Min   81.2 - 38.7 - -10.5 25 51 0 0.1 8.0 - 0.00 0.00 0.028 2 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 10/2/26 5:08 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 10/1/26 92.2   0.6 1542 55.4   2.8 0447 47.2   3.3 69   13 24   4 1.8   0.1 7.7   1.2 1633 SSE | 162 0.00 0.02 0.123   0.004 351   1 40   10
Lower Bennett Valley 10/1/26 91.8   1.2 1535 38.6   5.7 0634 47.5   0.7 100   7 26   4 2.1   0.3 10.8   0.4 1755 E | 101 0.00 0.39 0.152   0.007 446   5 0   10
Kenwood (Wildwood) 10/1/26 92.7   2.3 1523 43.2   3.5 0706 49.1   0.8 100   8 21   0 3.0   0.5 11.0   2.9 1833 NNE | 24 0.00 0.21 0.153   0.002 426   4 30   10
Sonoma Valley (Bedrock) 10/1/26 91.1   1.9 1614 43.4   2.7 0602 47.4   1.1 93   4 20   0 - - - - 0.00 0.29 - - 60   10
Sonoma-West (Arnold) 10/1/26 92.4   2.9 1516 43.5   2.3 0631 47.1   0.4 91   2 22   2 1.8   0.3 9.8   3.9 1722 ESE | 116 0.00 0.35 0.170   0.018 516   8 70   10
Sonoma Valley HS 10/1/26 92.1   2.3 1607 45.2   3.9 0643 52.7   0.5 100   1 29   4 1.4   0.1 6.4   0.1 1841 E | 91 0.00 0.01 0.144   0.011 453   11 0   10
Sonoma East (Bundschu01) 10/1/26 91.3   2.4 1609 42.4   4.3 0722 48.5   0.7 93   0 22   3 2.0   0.4 11.6   0.7 1803 SE | 126 0.00 0.23 0.158   0.012 471   15 40   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) 10/1/26 92.8   1.8 1515 42.9   4.2 0704 49.0   0.9 94   1 24   5 1.4   0.1 8.8   0.3 1711 S | 171 0.00 0.18 - - 40   10
Ricci Vineyards (Carneros) 10/1/26 89.9   3.1 1532 43.5   4.1 0636 50.6   1.7 96   1 27   8 2.5   0.1 11.3   0.8 1726 SSE | 166 0.00 0.12 0.155   0.018 464   32 20   10
Carneros (Ranch 71) 10/1/26 88.7   2.5 1629 51.8   5.1 0711 52.8   1.7 100   10 28   7 1.9   0.8 9.2   3.5 1926 E | 90 0.00 0.07 0.136   0.028 442   33 0   0
Carneros Upper (Ranch 81) 10/1/26 89.2   3.0 1618 51.7   3.7 0702 20.2   31.4 - - 2.7   1.6 11.6   5.2 1324 S | 180 - - - - 0   0
Carneros Lower (Ranch 81) 10/1/26 87.7   4.9 1446 47.9   2.2 0505 44.4   0.2 100   0 0   0 1.2   0.1 9.9   0.6 1222 SSE | 154 0.00 0.01 0.024   0.007 1   1 20   10
Rohnert Park-West (Stony Point) 10/1/26 86.2   1.6 1433 43.4   1.4 0632 51.8   1.4 98   2 35   4 1.1   0.3 14.3   0.7 1741 WSW | 242 0.00 0.21 - - 0   0
Cartograph Wines Base 10/1/26 82.5   3.0 1255 45.7   5.0 0733 51.9   1.0 99   2 41   5 2.5   0.7 24.8   5.0 1747 SSW | 210 0.00 0.32 0.134   0.020 451   14 30   10
Cartograph Wines Remote 10/1/26 83.9   3.4 1224 42.3   5.4 0706 - - - - - - - - - - - 50   10
Rice-Spivak Vineyard 10/1/26 87.4   0.5 1253 36.3   5.1 0607 - - - - - - - - - - - 20   10
Penngrove (Asellus) 10/1/26 91.4   2.7 1437 41.7   2.6 0710 50.4   2.2 98   2 25   4 2.1   0.4 9.6   1.6 1746 W | 280 0.00 0.59 - - 0   0
Petaluma (Ranch 10) 10/1/26 93.8   1.1 1523 43.9   1.7 0700 51.4   2.6 100   5 21   1 2.1   0.3 11.4   1.3 1742 NNW | 330 0.00 0.09 0.133   0.010 406   11 30   10
Max   93.8 - 55.4 - 52.8 100 41 3.0 24.8 - - 0.00 0.59 0.170 516 -
Avg   - - - - 47.6 - - 2.0 - - - - - - - -
Min   82.5 - 36.3 - 20.2 69 0 1.1 6.4 - - 0.00 0.01 0.024 1 -