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Northern Sonoma County Yesterday

25 Stations

Daily Data | America/Los_Angeles
as of 5/10/26 5:31 AM 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) 5/9/26 80.9   4.2 1429 50.8   7.4 0044 45.3   1.0 55 82   18 32   5 11.3 29.8   4.2 1742 NW | 314 0.00 42.13 0.263   0.030 718   6 100   20
Rockpile Lower (Cooley) 5/9/26 84.5   6.8 1455 53.4   6.8 0422 46.7   1.4 50 71   25 28   4 4.5 24.9   2.5 1733 WNW | 286 0.00 41.49 - - 100   20
Cloverdale-East (Ranch 83) 5/9/26 88.8   2.4 1531 47.9   2.1 0614 51.1   2.5 - - - 2.6 12.9   4.1 0942 NNW | 335 0.00 35.00 0.226   0.004 665   11 60   10
Cloverdale-SE (Ranch 38) 5/9/26 86.1   1.1 1516 51.1   3.9 0538 52.2   2.0 61 88   11 30   0 3.7 14.8   0.2 1417 SSE | 155 0.00 36.51 0.217   0.008 630   12 100   20
Geyserville-North (Hoffman) 5/9/26 86.4   4.2 1458 46.5   0.0 0621 54.0   0.2 69 96   1 41   5 2.2 11.6   0.4 1517 ESE | 108 0.00 25.50 0.195   0.009 585   6 90   10
Geyserville (Ranch 3) 5/9/26 85.0   4.2 1454 48.5   1.1 0603 53.1   0.1 68 100   0 36   6 1.9 11.4   0.7 1547 SE | 136 0.00 35.88 0.212   0.008 663   4 90   10
Geyserville-East (Ranch 40) 5/9/26 82.7   3.7 1355 49.9   1.9 0339 54.1   0.7 73 97   3 43   5 4.8 19.0   2.1 1504 SSW | 206 0.00 36.80 0.214   0.018 664   10 50   20
Geyserville-South (Nervo Station) 5/9/26 82.2   3.3 1411 48.6   1.3 0615 - - - - 2.3 13.5   2.0 1619 SE | 132 0.00 27.02 - - 50   20
Peterson (Ranch 09) 5/9/26 82.8   3.6 1439 47.1   0.3 0556 51.3   0.1 69 94   0 37   6 2.8 13.1   1.5 1513 S | 175 0.00 33.60 0.201   0.012 631   2 50   10
Crazy Creek Ranch 5/9/26 84.5   4.0 1502 47.6   4.1 0553 54.8   0.4 76 99   2 43   7 1.8 11.4   0.9 1544 SSW | 194 0.00 37.11 0.203   0.016 662   25 70   20
Whitton Ranch (201e) 5/9/26 84.1   3.3 1438 43.0   0.0 0608 52.1   0.1 72 100   0 38   6 2.2 10.7   0.6 1522 ESE | 117 0.00 37.97 0.190   0.007 593   6 90   20
Lytton East (Shop Hill Bottom) 5/9/26 81.3   3.2 1435 45.2   1.4 0527 51.9   0.3 72 99   0 40   6 2.5 12.8   0.7 1524 SSE | 164 0.00 38.76 0.203   0.008 661   8 60   20
Lytton East (Hill 5) 5/9/26 81.7   4.0 1428 47.2   0.3 0609 52.5   0.1 73 96   2 41   7 3.5 16.4   1.9 1446 SSE | 151 0.00 38.22 0.191   0.009 599   12 50   20
Lytton West Lower (Lew 6) 5/9/26 82.3   3.7 1407 44.4   3.5 0556 51.9   0.6 73 100   0 41   5 2.4 12.1   0.2 1517 S | 176 0.00 38.65 0.190   0.006 595   14 50   20
Lytton West Hill (23PS) 5/9/26 81.2   3.2 1403 48.0   2.0 0612 52.2   0.3 71 98   0 42   5 3.3 14.8   0.9 1611 SSE | 167 0.00 40.37 0.209   0.007 655   18 50   20
Big River 5/9/26 81.0   3.7 1406 48.4   0.8 0538 53.3   0.4 74 100   0 44   7 2.4 14.4   2.0 1545 S | 171 0.00 35.49 0.211   0.011 695   1 50   20
Jimtown-North (Piccolo Ranch 15) 5/9/26 83.7   3.4 1451 46.4   4.1 0615 52.2   0.5 71 100   0 35   5 1.3 12.1   2.4 1542 S | 186 0.00 34.87 0.179   0.005 578   3 90   20
HWY 128/Chalk Hill Rd (Landslide) 5/9/26 83.1   3.9 1404 46.5   4.6 0604 52.5   0.9 72 98   1 39   6 2.1 12.0   0.9 1531 SSW | 207 0.00 34.74 0.184   0.016 572   31 70   20
N Chalk Hill Rd (Ranch 63) 5/9/26 82.1   4.1 1417 45.3   4.9 0606 51.4   0.6 71 100   4 40   6 2.2 11.8   0.2 1434 SSE | 153 0.00 35.63 0.190   0.010 594   0 90   20
Newman Knights Valley 5/9/26 81.8   3.8 1442 47.6   3.3 0516 54.6   0.5 76 89   1 58   4 2.2 11.6   0.4 1449 SW | 224 0.00 35.05 - - 50   20
Knights Valley (Bavarian Lion) 5/9/26 83.3   4.4 1439 46.3   3.8 0633 52.4   0.3 73 98   1 35   8 1.7 10.2   0.7 1630 WNW | 285 0.00 34.74 0.200   0.026 653   67 50   20
Bavarian Lion EFW 5/9/26 85.1   4.3 1457 47.0   4.6 0559 - - - - - - - - 0.00 33.11 - - 100   20
Franz Valley (Stornetta) 5/9/26 82.4   3.3 1525 45.4   5.0 0627 52.1   0.9 - 97   0 37   5 1.5 10.5   0.3 1334 SW | 225 0.00 35.29 - - 80   20
Upper Dry Creek Valley 5/9/26 84.3   2.8 1339 45.8   1.0 0605 52.2   1.4 68 96   1 30   8 2.5 12.4   2.3 1546 SSE | 165 0.00 39.08 0.218   0.003 682   8 100   20
Lower Dry Creek Valley 5/9/26 82.1   3.4 1420 46.9   2.5 0543 52.5   0.6 71 100   0 41   4 2.4 14.3   0.6 1613 SE | 133 0.00 38.16 0.199   0.006 625   12 60   20
Max   88.8 - 53.4 - 54.8 76 100 58 11.3 29.8 - - 0.00 42.13 0.263 718 -
Avg   - - - - 52.0 69 - - 2.9 - - - - - - - -
Min   80.9 - 43.0 - 45.3 50 71 28 1.3 10.2 - - 0.00 25.50 0.179 572 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 5/10/26 5:31 AM 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) 5/9/26 80.6   2.8 1425 48.2   3.0 0531 52.4   0.6 73 86   0 48   8 1.5 11.8   0.1 1443 0.00 34.10 0.193   0.006 661   10 50
Windsor-East (Ranch 16) 5/9/26 78.4   3.5 1418 45.2   3.8 0523 50.8   1.2 74 100   5 41   9 2.7 13.1   0.7 1602 0.00 27.00 0.201   0.012 663   0 20
Mark West-North (Ranch 14) 5/9/26 77.6   3.1 1311 47.0   4.4 0502 51.0   0.7 72 96   1 41   8 2.1 12.4   1.5 1620 0.00 29.03 0.028   0.004 0   0 60
Windsor-SE (Silk Rd) 5/9/26 78.2   2.4 1438 44.5   4.2 0518 51.4   1.3 76 99   1 44   8 2.0 12.5   1.2 1542 0.00 26.47 0.192   0.009 659   4 20
Fulton-NW (Ranch 5) 5/9/26 77.8   3.5 1253 46.3   4.0 0543 50.7   1.7 75 100   4 3   49 2.6 13.0   1.9 1710 0.00 29.89 0.198   0.007 660   18 20
Bisordi (Fulton) 5/9/26 77.2   3.0 1437 46.2   3.8 0558 52.6   1.0 78 96   2 51   8 2.1 13.8   1.5 1711 0.00 24.35 0.200   0.010 702   1 20
Windsor-South (Laughlin Rd) 5/9/26 79.8   4.3 1308 46.5   4.4 0500 51.3   0.6 73 94   0 42   9 - - - 0.00 28.55 - - 20
Fulton-SE (Barnes Rd) 5/9/26 76.6   2.8 1312 47.2   4.9 0613 51.2   0.7 73 95   1 45   9 0.5 11.5   4.3 2007 0.00 28.57 - - 20
Fulton-SW (Ranch 21) 5/9/26 76.3   3.4 1415 46.1   3.4 0614 50.5   19.8 75 100   0 0   0 3.7 15.2   0.1 1643 0.00 29.17 0.203   0.011 694   10 20
NW Santa Rosa (Piner Road) 5/9/26 75.5   2.8 1423 45.5   3.9 0620 53.7   0.9 84 100   0 53   11 2.1 12.6   0.1 1716 0.00 23.80 - - 0
River Rd South (Denner Ranch) 5/9/26 77.0   2.9 1458 44.5   4.2 0547 -2.6   4.0 33 100   0 0   0 4.1 17.3   2.6 1443 - - - - 0
West Santa Rosa (LOV Vineyard) 5/9/26 76.3   2.9 1526 45.7   4.2 0612 51.4   0.7 78 97   0 44   10 1.5 12.5   0.3 1445 0.00 23.02 0.021   0.003 1   0 20
Guerneville Rd (Prokopakis) 5/9/26 80.7   3.2 1357 46.6   3.8 0559 52.0   0.8 74 98   0 41   8 - - - 0.00 28.14 - - 20
SunnyView Vineyard (SCWC) 5/9/26 75.8   3.2 1412 43.6   4.0 0558 50.6   1.0 76 100   4 45   9 1.8 11.3   1.0 1720 0.00 30.69 0.177   0.009 624   5 0
Guerneville Rd West (Balletto) 5/9/26 76.4   2.5 1453 45.4   3.9 0555 52.7   0.8 81 99   1 50   11 2.7 13.8   1.2 1454 0.00 28.22 - - 20
Sanchietti Ranch 5/9/26 76.3   3.1 1401 46.2   3.6 0557 53.4   0.8 - 97   1 54   11 3.3 14.5   0.1 1623 0.00 28.88 - - 0
Occidental Rd (Sebastopol) 5/9/26 76.2   2.8 1451 45.0   3.1 0623 57.4   0.7 96 100   0 68   18 2.0 13.2   0.2 1436 0.00 11.49 - - 0
Harper's Rest (Windsor-West) 5/9/26 79.2   2.3 1438 44.2   3.1 0517 50.8   0.7 - 97   0 42   6 2.2 12.1   1.9 1439 0.00 34.66 - - 0
Lower Westside Rd (Ranch 12) 5/9/26 80.4   3.0 1423 45.4   4.4 0558 51.7   1.0 74 100   1 40   9 1.8 11.8   1.3 1634 0.00 33.35 - - 60
Guerneville (Laughlin Rd) 5/9/26 82.1   2.9 1412 48.2   1.6 0252 51.6   0.3 73 98   1 39   2 1.9 14.0   3.1 1455 0.00 44.34 - - 40
Korbel (Winery) 5/9/26 83.4   2.7 1328 49.9   1.8 0529 52.9   0.6 72 100   3 35   7 0.5 7.1   4.1 1232 0.00 41.51 - - 40
Forestville (Shone Farms) 5/9/26 81.4   4.8 1427 46.0   3.4 0522 51.9   0.8 75 96   1 42   13 2.3 13.2   1.1 1437 0.00 35.56 0.192   0.012 643   4 20
Forestville-NE (Ranch 30) 5/9/26 79.7   3.7 1508 44.7   4.4 0530 52.9   0.8 79 99   1 46   11 2.8 15.0   1.6 1513 0.00 33.46 0.201   0.013 674   3 90
Foggy Bend (Ranch 41) 5/9/26 80.2   2.8 1625 46.1   4.6 0607 53.6   0.6 78 97   1 49   8 1.7 11.2   1.1 1426 0.00 34.76 0.195   0.012 669   4 40
Last Stop 5/9/26 80.2   3.2 1433 43.8   3.0 0521 52.0   1.0 77 98   2 47   6 2.3 12.7   1.2 1512 0.00 33.76 0.195   0.014 659   9 20
Green Valley Vineyard 5/9/26 81.2   6.6 1617 45.4   3.3 0513 52.0   0.7 77 98   0 37   15 1.9 11.0   0.7 1455 0.00 41.26 0.029   0.012 16   16 20
Park Royal 5/9/26 76.4   3.8 1439 45.2   4.2 0556 50.6   0.9 75 98   1 45   9 - - - 0.00 16.67 - - 0
Merino 5/9/26 75.5   3.3 1423 43.6   3.6 0540 52.7   1.0 83 100   0 55   8 2.8 13.7   0.9 1452 0.00 29.67 0.192   0.013 692   16 0
Green Valley (Sanchietti) 5/9/26 80.5   4.2 1439 44.1   5.3 0608 - - - - - - - - - - - 50
Keefer Ranch (Green Valley) 5/9/26 80.0   4.7 1634 43.8   4.0 0555 52.4   1.2 79 98   1 49   7 - - - 0.00 36.76 - - 20
Graton-West (Dutton Ranch) 5/9/26 79.8   4.2 1641 45.2   3.9 0530 55.3   1.7 84 100   0 46   12 1.9 11.0   0.4 1517 0.00 44.85 - - 40
Graton-South (Mill Station Rd) 5/9/26 75.5   2.7 1615 44.7   2.9 0636 51.2   1.3 78 99   0 46   7 0.8 8.3   1.2 1406 0.00 34.06 - - 0
Occidental (Horseshoe Bend) 5/9/26 77.3   5.0 1621 48.7   0.1 0036 52.2   0.2 - 100   0 41   13 - - - 0.00 37.05 - - 0
Sexton Valley (Jacqueline's Blk) 5/9/26 74.5   2.9 1407 44.3   3.0 0347 52.4   0.8 81 100   1 56   5 1.1 9.5   0.9 1322 0.00 22.49 - - 0
Sebastopol Hills (Burnside Rd) 5/9/26 71.2   1.9 1611 47.3   2.0 0616 53.2   0.2 85 100   0 62   5 2.2 14.3   3.1 1318 0.00 33.45 - - 0
Pleasant Hill 5/9/26 73.6   2.7 1541 44.1   2.0 0330 50.8   0.3 - 98   0 49   8 2.3 11.4   0.5 1641 0.00 31.56 - - 0
Seaview/Fort Ross (Hirsch) 5/9/26 76.4   1.9 1534 54.4   10.5 0550 48.0   0.9 57 72   25 42   7 3.7 13.7   0.1 1907 0.00 53.61 0.211   0.007 700   17 0
Max   83.4 - 54.4 - 57.4 96 100 68 4.1 17.3 - 0.00 53.61 0.211 702 -
Avg   - - - - 50.5 76 - - 2.2 - - - - - - -
Min   71.2 - 43.6 - -2.6 33 72 0 0.5 7.1 - 0.00 11.49 0.021 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 5/10/26 5:31 AM 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 5/9/26 75.2   3.5 1327 49.5   1.5 0609 51.4   0.7 96   2 45   9 1.9   0.1 9.6   0.2 1556 SSW | 210 0.00 5.84 0.149   0.002 496   33 0   0
Lower Bennett Valley 5/9/26 77.0   5.8 1240 41.9   3.3 0523 51.2   0.8 100   0 47   12 3.7   0.4 13.9   0.8 1546 SSE | 152 0.00 27.61 0.187   0.021 646   38 0   0
Kenwood (Wildwood) 5/9/26 81.5   4.7 1345 45.6   3.8 0525 52.5   0.8 100   0 39   8 1.8   0.4 11.3   0.4 1635 NNW | 330 0.00 31.95 0.189   0.016 636   22 40   20
Sonoma Valley (Bedrock) 5/9/26 81.7   3.0 1514 44.0   4.1 0619 50.7   0.6 98   2 37   2 - - - - 0.00 27.98 - - 40   20
Sonoma-West (Arnold) 5/9/26 79.6   4.2 1456 44.4   2.5 0432 51.6   0.5 100   4 47   4 2.5   0.4 15.1   0.4 1833 SW | 227 0.00 17.88 0.224   0.036 750   98 20   20
Sonoma Valley HS 5/9/26 78.1   4.6 1350 46.1   3.1 0459 53.5   0.0 100   0 55   4 2.4   0.2 9.4   3.0 1841 SSW | 201 0.00 6.61 0.191   0.031 677   97 20   20
Sonoma East (Bundschu01) 5/9/26 77.4   3.8 1505 44.6   5.1 0551 51.3   0.3 95   2 49   4 2.7   0.6 14.2   0.2 1513 S | 178 0.00 21.64 0.194   0.029 668   84 20   20
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) 5/9/26 78.5   2.5 1443 44.7   5.9 0520 50.9   0.2 95   1 46   3 2.4   1.0 15.5   1.0 1523 SSW | 208 0.00 18.49 - - 0   0
Ricci Vineyards (Carneros) 5/9/26 78.6   2.8 1446 44.3   4.1 0555 51.4   0.2 97   4 47   2 3.4   0.7 15.9   2.5 1729 WNW | 282 0.00 22.95 0.195   0.024 664   71 0   0
Carneros (Ranch 71) 5/9/26 76.7   3.2 1447 50.2   0.4 0217 51.7   0.7 94   2 50   2 4.4   1.1 20.0   3.4 1656 WSW | 243 0.00 19.86 0.192   0.034 647   89 0   0
Carneros Upper (Ranch 81) 5/9/26 77.4   4.0 1507 50.1   0.2 0203 51.6   22.9 - - 5.1   1.4 21.8   4.9 1732 W | 264 - - - - 0   0
Carneros Lower (Ranch 81) 5/9/26 81.0   3.3 1542 46.6   3.1 0409 49.8   2.3 100   7 0   44 1.2   0.2 11.6   0.1 1454 SSE | 167 0.01 19.41 0.158   0.017 544   64 20   20
Rohnert Park-West (Stony Point) 5/9/26 71.4   3.0 1339 42.8   4.5 0609 52.0   0.3 98   0 60   9 2.3   0.1 14.2   0.7 1425 SSW | 197 0.00 11.83 - - 0   0
Cartograph Wines Base 5/9/26 69.5   2.4 1406 46.3   2.3 0518 52.3   0.1 99   0 65   7 3.9   0.1 20.0   2.4 1419 S | 186 0.00 28.36 0.167   0.019 671   45 0   0
Cartograph Wines Remote 5/9/26 71.8   3.9 1142 43.7   2.9 0600 - - - - - - - - - - - 0   0
Rice-Spivak Vineyard 5/9/26 72.6   1.8 1144 38.1   2.4 0519 - - - - - - - - - - - 0   0
Penngrove (Asellus) 5/9/26 75.6   6.2 1232 42.4   2.8 0431 50.1   0.3 98   2 45   11 2.7   0.1 12.4   1.2 1511 S | 170 0.00 50.94 - - 0   0
Petaluma (Ranch 10) 5/9/26 77.3   4.6 1250 42.9   3.5 0600 49.6   0.5 100   7 42   8 3.3   0.7 13.7   0.0 1736 NW | 307 0.00 19.63 0.198   0.029 668   79 20   20
Max   81.7 - 50.2 - 53.5 100 65 5.1 21.8 - - 0.01 50.94 0.224 750 -
Avg   - - - - 51.4 - - 2.9 - - - - - - - -
Min   69.5 - 38.1 - 49.6 94 0 1.2 9.4 - - 0.00 5.84 0.149 496 -