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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 9/9/26 4:47 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) 9/8/26 92.1   6.2 1525 66.1   10.4 0115 36.4   5.4 26   13 40   28 7   7 7.1   0.3 21.5   2.6 1526 S | 182 0.00 0.33 0.282   0.042 597   6 60   20
Rockpile Lower (Cooley) 9/8/26 95.1   5.7 1500 65.6   9.6 0325 38.5   5.0 27   14 43   30 7   7 3.0   0.5 17.0   1.4 1724 WNW | 290 0.00 0.33 - - 60   20
Cloverdale-East (Ranch 83) 9/8/26 98.7   6.1 1618 60.3   6.3 0721 43.1   2.8 - - - 4.4   1.3 19.4   6.0 0707 N | 0 0.00 0.12 0.221   0.026 559   4 80   10
Cloverdale-SE (Ranch 38) 9/8/26 96.5   5.7 1548 60.0   4.5 0619 44.3   2.6 35   11 56   18 13   8 5.9   0.3 17.5   3.6 1539 N | 352 0.00 0.11 0.239   0.035 480   3 40   10
Geyserville-North (Hoffman) 9/8/26 98.8   4.1 1603 48.8   4.5 0601 47.7   0.4 48   8 86   7 16   6 1.8   0.0 10.8   3.1 1429 S | 172 0.00 0.00 0.188   0.010 528   4 30   10
Geyserville (Ranch 3) 9/8/26 96.8   5.4 1622 52.7   7.1 0557 44.6   0.8 41   9 77   13 12   6 2.5   0.4 11.4   2.1 1532 E | 90 0.00 0.13 0.194   0.010 521   1 70   10
Geyserville-East (Ranch 40) 9/8/26 96.1   5.2 1526 59.7   7.0 0646 45.7   2.2 36   13 59   22 17   6 4.3   0.3 21.0   1.2 1729 SSW | 206 0.00 0.12 0.240   0.038 542   4 10   10
Geyserville-South (Nervo Station) 9/8/26 96.2   5.5 1511 54.2   5.1 0655 - - - - 1.9   0.4 12.1   0.7 1745 S | 180 0.00 0.21 - - 40   10
Peterson (Ranch 09) 9/8/26 95.4   5.4 1515 44.4   1.3 0649 44.3   0.9 50   6 91   1 13   5 2.1   0.4 13.8   1.4 1516 SSW | 206 0.00 0.20 0.195   0.016 541   0 30   10
Crazy Creek Ranch 9/8/26 97.2   6.4 1552 47.5   2.0 0645 47.6   1.3 51   10 92   5 17   6 1.8   0.1 11.7   4.8 1445 SW | 214 0.00 0.23 0.199   0.010 572   2 50   10
Whitton Ranch (201e) 9/8/26 99.0   5.6 1649 42.3   1.7 0610 44.8   1.2 52   7 100   0 13   4 1.9   0.1 11.0   0.6 1731 S | 186 0.00 0.29 0.177   0.014 467   9 60   10
Lytton East (Shop Hill Bottom) 9/8/26 96.1   5.2 1536 46.0   1.7 0650 43.4   1.8 46   8 92   8 12   3 2.0   0.1 12.6   1.1 1656 S | 173 0.00 0.27 0.206   0.013 571   0 50   10
Lytton East (Hill 5) 9/8/26 95.9   4.8 1545 51.7   4.3 0628 43.8   2.3 40   11 79   15 13   4 2.9   0.4 17.8   1.8 1708 S | 176 0.00 0.25 0.204   0.011 502   1 40   10
Lytton West Lower (Lew 6) 9/8/26 96.0   6.1 1509 45.4   1.9 0631 44.4   1.2 49   7 92   8 13   5 2.1   0.2 12.4   2.9 1701 S | 190 0.00 0.28 0.211   0.009 579   2 50   10
Lytton West Hill (23PS) 9/8/26 95.6   5.2 1555 52.7   4.4 0710 44.7   1.7 42   10 84   8 13   3 2.6   0.2 12.5   0.9 1612 SE | 139 0.00 0.26 0.216   0.013 585   1 60   10
Big River 9/8/26 95.0   6.1 1536 55.6   7.4 0703 47.9   1.9 43   15 71   26 19   5 1.6   0.1 13.6   1.3 1642 S | 169 0.00 0.28 0.203   0.011 592   2 70   10
Jimtown-North (Piccolo Ranch 15) 9/8/26 96.8   5.6 1553 44.7   1.4 0637 42.8   1.9 47   9 100   0 12   5 1.6   0.0 14.7   0.9 1718 SW | 218 0.00 0.20 0.174   0.011 480   6 50   10
HWY 128/Chalk Hill Rd (Landslide) 9/8/26 98.7   6.6 1521 45.4   1.5 0653 47.4   1.0 56   7 96   1 12   7 1.5   0.1 13.6   2.1 1716 WSW | 254 0.00 0.31 0.175   0.006 478   3 50   10
N Chalk Hill Rd (Ranch 63) 9/8/26 95.6   6.2 1643 42.9   1.1 0654 45.8   1.1 54   6 99   0 14   6 1.6   0.0 13.6   2.6 1708 SSW | 195 0.00 0.29 0.181   0.011 500   2 60   10
Newman Knights Valley 8/16/26 87.7   7.5 1555 53.8   0.1 0712 56.9   1.1 71   5 89   2 46   12 3.1   0.4 13.6   1.9 1647 SW | 220 0.00 0.00 - - 60   10
Knights Valley (Bavarian Lion) 9/8/26 96.4   5.8 1551 42.0   0.3 0614 43.5   2.4 54   7 96   1 9   8 1.9   0.3 14.9   1.3 1551 WSW | 237 0.00 0.26 0.193   0.006 550   1 50   10
Red Tail 9/8/26 95.3   4.6 1543 47.4   2.4 0555 49.8   0.5 54   6 89   5 20   5 2.6   0.2 16.4   1.3 1636 SSW | 202 0.00 0.28 0.197   0.006 555   2 70   10
Franz Valley (Stornetta) 9/8/26 97.1   8.1 1505 43.0   1.3 0649 44.8   1.7 - 96   4 11   8 1.2   0.0 11.1   0.2 1312 SE | 144 0.00 0.43 - - 50   10
Upper Dry Creek Valley 9/8/26 98.6   6.6 1601 48.6   3.3 0656 46.0   0.7 49   6 91   4 10   6 1.6   0.2 11.6   0.7 1800 NW | 304 0.00 0.14 0.200   0.005 575   2 90   10
Lower Dry Creek Valley 9/8/26 96.3   5.0 1626 48.7   4.7 0549 45.5   0.3 48   8 88   12 12   3 0.9   0.2 10.3   0.9 1733 N | 355 0.00 0.26 0.179   0.004 540   4 70   10
Max   99.0 - 66.1 - 49.8 56 100 20 7.1 21.5 - - 0.00 0.43 0.282 597 -
Avg   - - - - 44.6 45 - - 2.5 - - - - - - - -
Min   92.1 - 42.0 - 36.4 26 40 7 0.9 10.3 - - 0.00 0.00 0.174 467 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 9/9/26 4:47 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) 9/8/26 98.4   7.6 1547 55.1   6.6 0520 50.8   0.0 50 83   3 19   5 1.4 14.8   1.9 1641 0.00 0.50 0.196   0.011 558   0 10
Windsor-East (Ranch 16) 9/8/26 96.6   6.1 1533 49.9   5.7 0405 46.2   1.2 49 90   10 14   6 2.3 15.5   1.9 1619 0.00 0.23 0.209   0.017 560   0 80
Mark West-North (Ranch 14) 9/8/26 96.1   4.8 1424 48.8   3.1 0529 46.2   0.8 50 94   3 13   5 0.9 10.8   0.7 1603 0.00 0.24 - - 40
Windsor-SE (Silk Rd) 9/8/26 96.0   6.2 1518 45.5   2.0 0654 47.2   0.2 57 97   0 13   8 1.2 12.6   0.7 1554 0.00 0.32 0.189   0.006 555   1 70
Fulton-NW (Ranch 5) 9/8/26 95.3   7.4 1538 46.2   2.1 0640 47.3   0.4 53 92   3 16   7 1.5 12.4   0.0 1507 0.00 0.23 0.194   0.010 556   4 70
Bisordi (Fulton) 9/8/26 95.6   6.4 1454 44.7   2.1 0650 50.2   0.3 60 96   1 20   7 1.4 13.9   2.9 1403 0.00 0.22 0.201   0.011 596   2 70
Windsor-South (Laughlin Rd) 9/8/26 96.9   5.9 1519 50.7   3.6 0510 48.5   0.0 51 90   4 15   5 - - - 0.00 0.17 - - 60
Fulton-SE (Barnes Rd) 9/8/26 95.8   6.8 1542 48.2   2.0 0656 49.3   0.1 54 91   4 17   7 1.2 14.5   0.2 1542 0.00 0.29 - - 70
Fulton-SW (Ranch 21) 9/8/26 95.0   6.8 1425 47.2   2.5 0634 47.2   0.4 52 91   9 16   7 1.6 13.2   1.8 1425 0.00 0.20 0.207   0.008 602   1 70
NW Santa Rosa (Piner Road) 9/8/26 95.7   7.5 1507 45.9   2.5 0632 51.0   0.6 62 100   0 19   8 1.4 14.3   0.7 1525 0.00 0.00 - - 70
River Rd South (Denner Ranch) 9/8/26 95.4   6.9 1501 46.7   2.9 0534 17.8   8.5 32 100   0 0   0 2.3 18.8   3.5 1533 - - - - 80
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) 9/8/26 99.6   4.9 1440 45.4   1.7 0652 49.0   0.8 57 96   2 13   4 - - - 0.00 0.21 - - 30
SunnyView Vineyard (SCWC) 9/8/26 96.0   7.7 1517 43.8   1.8 0643 46.7   0.3 56 96   0 14   7 1.2 14.3   2.5 1615 0.00 0.27 0.171   0.001 502   9 80
Guerneville Rd West (Balletto) 9/8/26 96.1   7.5 1516 45.9   2.2 0705 50.8   0.8 62 96   2 17   8 1.6 15.2   3.1 1522 0.00 0.43 - - 70
Sanchietti Ranch 9/8/26 96.1   7.6 1501 45.9   1.8 0657 51.5   0.5 - 96   1 19   9 2.0 14.7   0.1 1507 0.00 0.28 - - 80
Occidental Rd (Sebastopol) 9/8/26 97.1   7.6 1458 45.8   1.6 0643 51.8   1.2 65 100   0 17   12 1.8 16.2   2.6 1514 0.00 0.20 - - 70
Harper's Rest (Windsor-West) 9/8/26 96.6   5.4 1521 49.4   3.4 0656 46.8   1.0 - 88   9 13   4 1.6 10.4   0.6 1523 0.00 0.45 - - 60
Lower Westside Rd (Ranch 12) 9/8/26 95.7   5.6 1519 47.2   2.1 0652 47.7   0.8 57 95   5 13   3 1.2 12.1   1.5 1648 0.00 0.45 - - 80
Guerneville (Laughlin Rd) 9/8/26 95.3   7.2 1442 46.3   0.5 0650 49.2   0.8 63 96   1 13   6 1.1 12.6   1.4 1521 0.00 0.81 - - 80
Korbel (Winery) 9/8/26 94.7   6.5 1500 46.8   3.0 0653 49.5   1.0 62 100   0 13   3 0.5 10.4   2.7 1426 0.00 0.52 - - 80
Forestville (Shone Farms) 9/8/26 96.3   6.3 1540 49.0   2.0 0629 49.2   0.5 52 91   4 15   6 1.5 11.0   2.3 1540 0.00 0.43 0.185   0.007 542   0 70
Forestville-NE (Ranch 30) 9/8/26 96.2   6.7 1637 47.6   1.8 0722 51.2   0.2 60 98   2 19   6 1.6 12.6   2.3 1446 0.00 0.40 0.198   0.010 568   1 20
Foggy Bend (Ranch 41) 9/8/26 96.6   7.2 1532 47.2   1.4 0707 53.3   1.1 63 97   1 25   5 1.7 14.4   0.6 1504 0.00 0.42 0.194   0.009 564   2 70
Last Stop 9/8/26 97.3   6.4 1455 46.6   1.8 0644 49.7   0.0 59 96   2 18   7 1.8 11.5   1.4 1455 0.00 0.39 0.190   0.010 561   2 20
Green Valley Vineyard 9/8/26 94.1   7.1 1532 50.0   2.8 0637 47.7   0.9 52 91   7 15   4 1.9 11.2   1.8 1426 0.00 0.57 0.045   0.017 6   80 40
Park Royal 9/8/26 96.3   7.2 1520 45.8   1.7 0613 46.2   0.8 51 92   4 13   7 - - - 0.00 0.21 - - 70
Merino 9/8/26 98.4   7.1 1516 43.1   2.1 0658 49.9   0.4 62 100   0 18   7 1.4 10.3   0.2 1521 0.00 0.33 0.197   0.011 582   2 80
Green Valley (Sanchietti) 9/8/26 96.6   6.4 1456 40.6   0.1 0656 - - - - - - - - - - - 70
Keefer Ranch (Green Valley) 9/8/26 94.3   6.9 1444 44.8   0.9 0659 51.0   0.8 66 98   0 20   6 - - - 0.00 0.48 - - 40
Graton-West (Dutton Ranch) 9/8/26 96.8   7.5 1519 45.7   1.1 0650 50.9   0.1 66 100   0 15   3 1.1 10.2   1.1 1350 0.00 0.61 - - 70
Graton-South (Mill Station Rd) 9/8/26 93.4   7.5 1440 44.2   2.6 0636 48.6   1.3 60 97   6 18   10 0.6 10.2   2.7 1556 0.00 0.40 - - 50
Occidental (Horseshoe Bend) 9/8/26 91.0   7.4 1428 59.1   6.1 0412 47.7   2.3 - 67   23 17   6 - - - 0.00 0.75 - - 40
Sexton Valley (Jacqueline's Blk) 9/8/26 93.8   7.7 1432 45.8   2.2 0723 52.0   0.8 65 100   0 23   6 1.1 11.4   0.0 1605 0.00 0.27 - - 80
Sebastopol Hills (Burnside Rd) 9/8/26 91.4   8.4 1448 58.7   7.2 0715 50.1   1.5 47 70   29 22   5 1.7 13.2   1.6 1543 0.00 0.00 - - 100
Pleasant Hill 9/8/26 95.4   8.1 1449 53.2   5.6 0628 48.7   1.4 - 80   18 16   5 2.2 14.9   2.4 1457 0.00 0.49 - - 80
Seaview/Fort Ross (Hirsch) 9/8/26 84.2   8.0 1455 69.8   11.6 0144 43.2   2.2 31 39   26 21   10 2.8 11.0   0.8 1243 0.00 0.07 0.201   0.018 576   2 40
Max   99.6 - 69.8 - 53.3 66 100 25 2.8 18.8 - 0.00 0.81 0.209 602 -
Avg   - - - - 48.1 56 - - 1.5 - - - - - - -
Min   84.2 - 40.6 - 17.8 31 39 0 0.5 10.2 - 0.00 0.00 0.045 6 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 9/9/26 4:47 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 9/8/26 94.9   7.8 1605 61.6   11.2 0307 44.9   3.3 60   28 14   10 2.4   0.4 10.6   1.2 1607 SE | 135 0.00 0.02 0.161   0.021 412   2 80   10
Lower Bennett Valley 9/8/26 95.4   7.3 1528 44.6   2.7 0656 47.9   0.8 100   0 11   12 2.3   0.2 16.0   0.7 1545 SSW | 193 0.00 0.39 0.199   0.014 536   2 70   10
Kenwood (Wildwood) 9/8/26 95.4   6.1 1650 47.6   3.7 0632 46.2   1.6 93   7 10   11 2.6   0.0 11.9   2.9 1421 WSW | 246 0.00 0.21 0.195   0.008 533   4 20   10
Sonoma Valley (Bedrock) 9/8/26 94.4   6.0 1624 47.2   3.2 0704 44.8   1.6 90   6 11   6 - - - - 0.00 0.29 - - 80   10
Sonoma-West (Arnold) 9/8/26 97.8   6.5 1538 47.3   0.8 0634 44.9   2.2 89   7 11   5 2.1   0.1 10.8   1.2 1438 SSW | 209 0.00 0.35 0.223   0.007 626   10 40   10
Sonoma Valley HS 9/8/26 96.5   6.6 1645 48.8   0.9 0708 51.2   0.7 99   1 17   6 1.3   0.2 6.4   4.8 1827 SW | 219 0.00 0.01 0.190   0.009 561   3 70   10
Sonoma East (Bundschu01) 9/8/26 96.5   6.9 1704 46.6   1.7 0647 46.5   1.1 92   3 12   5 2.1   0.3 16.0   2.4 1406 SE | 127 0.00 0.23 0.209   0.010 579   0 80   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) 9/8/26 99.9   6.1 1615 46.9   2.0 0627 46.1   1.1 92   3 12   3 1.5   0.4 10.8   4.0 1230 SE | 135 0.00 0.18 - - 80   10
Ricci Vineyards (Carneros) 9/8/26 97.7   6.8 1600 46.3   0.8 0649 46.0   1.2 93   3 13   1 2.8   0.4 12.9   2.8 1337 SE | 130 0.00 0.12 0.217   0.009 586   1 90   10
Carneros (Ranch 71) 9/8/26 95.4   6.9 1619 59.9   5.7 0703 46.1   3.3 65   30 13   2 2.2   0.7 13.1   2.8 1733 WSW | 256 0.00 0.07 0.206   0.012 570   2 70   20
Carneros Upper (Ranch 81) 9/8/26 98.0   6.6 1610 59.3   5.2 0524 44.9   7.9 - - 3.2   0.8 15.9   4.5 1931 W | 265 - - - - 40   10
Carneros Lower (Ranch 81) 9/8/26 98.2   6.7 1438 48.8   0.6 0706 47.3   6.1 100   0 0   0 0.9   0.5 11.3   0.5 1459 SSE | 152 0.00 0.01 0.025   0.005 0   0 70   10
Rohnert Park-West (Stony Point) 9/8/26 95.1   8.1 1449 41.7   1.3 0702 48.8   0.0 97   1 15   11 1.1   0.4 17.8   1.9 1609 SW | 230 0.00 0.19 - - 70   10
Cartograph Wines Base 9/8/26 94.9   8.2 1445 55.9   5.5 0707 50.6   1.5 76   22 17   12 2.8   0.0 19.6   1.5 1448 S | 175 0.00 0.30 0.199   0.013 558   2 30   10
Cartograph Wines Remote 9/8/26 93.8   7.1 1243 49.0   4.0 0655 - - - - - - - - - - - 50   10
Rice-Spivak Vineyard 9/8/26 97.4   8.8 1438 42.0   3.3 0657 - - - - - - - - - - - 60   10
Penngrove (Asellus) 9/8/26 95.0   6.1 1411 44.6   0.8 0702 46.4   1.4 96   2 14   6 1.7   0.0 15.1   2.0 1359 SE | 130 0.13 0.49 - - 40   10
Petaluma (Ranch 10) 9/8/26 97.6   6.5 1533 44.8   1.1 0634 45.7   1.4 92   7 11   6 1.1   0.1 10.5   1.0 1505 SW | 225 0.00 0.09 0.181   0.006 529   5 80   10
Max   99.9 - 61.6 - 51.2 100 17 3.2 19.6 - - 0.13 0.49 0.223 626 -
Avg   - - - - 46.8 - - 2.0 - - - - - - - -
Min   93.8 - 41.7 - 44.8 60 0 0.9 6.4 - - 0.00 0.01 0.025 0 -