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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 7/30/26 3:21 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) 7/29/26 87.3   1.1 1350 55.2   0.4 0543 47.0   1.4 51   1 84   6 15   7 13.5   2.3 31.1   1.8 0207 NNW | 335 0.00 0.04 0.300   0.013 720   7 0   10
Rockpile Lower (Cooley) 7/29/26 89.2   2.8 1451 58.3   1.6 0526 47.3   1.6 46   1 78   0 14   6 7.0   1.8 24.8   0.6 1750 W | 278 0.00 0.02 - - 0   0
Cloverdale-East (Ranch 83) 7/29/26 98.6   0.5 1531 59.9   2.8 0124 50.6   0.1 - - - 3.3   0.0 14.8   1.3 1034 NW | 322 0.00 0.00 0.261   0.001 686   4 0   0
Cloverdale-SE (Ranch 38) 7/29/26 98.5   0.9 1537 59.8   0.3 0638 51.5   0.2 46   1 79   11 18   5 5.1   0.2 17.4   3.0 1957 NW | 325 0.00 0.01 0.261   0.002 631   2 0   10
Geyserville-North (Hoffman) 7/29/26 100.7   3.7 1540 51.5   0.8 0617 52.8   1.0 52   1 92   3 18   4 2.7   0.1 15.1   3.0 1604 SSE | 159 0.00 0.00 0.237   0.010 604   6 0   0
Geyserville (Ranch 3) 7/29/26 98.7   2.8 1559 53.2   1.0 0637 50.0   1.6 47   2 89   0 12   6 2.8   0.1 13.6   0.6 1906 W | 265 0.00 0.00 0.259   0.009 678   7 0   0
Geyserville-East (Ranch 40) 7/29/26 96.9   3.5 1434 57.7   2.3 0556 52.8   0.1 49   1 84   1 19   4 4.4   0.1 21.0   1.4 1517 SSW | 192 0.00 0.00 0.265   0.005 666   3 30   10
Geyserville-South (Nervo Station) 7/29/26 97.0   3.2 1710 55.1   2.3 0635 - - - - 3.8   0.8 19.5   3.0 2206 WNW | 293 0.00 0.00 - - 30   10
Peterson (Ranch 09) 7/29/26 94.9   2.1 1733 51.4   1.0 0624 50.2   1.0 50   2 91   1 12   6 3.0   0.2 16.2   2.8 1844 WNW | 290 0.00 0.00 0.246   0.016 653   4 0   0
Crazy Creek Ranch 7/29/26 96.2   0.9 1443 50.5   1.5 0613 53.2   0.5 55   1 95   3 20   4 2.9   0.7 16.7   0.9 1743 WNW | 283 0.00 0.00 0.253   0.016 671   2 0   0
Whitton Ranch (201e) 7/29/26 97.1   1.2 1721 46.7   1.4 0606 51.0   0.6 53   2 100   0 11   7 2.7   0.4 13.7   0.7 1828 N | 0 0.00 0.00 0.240   0.013 617   3 0   0
Lytton East (Shop Hill Bottom) 7/29/26 95.3   2.5 1739 51.1   0.8 0624 50.2   1.1 51   3 94   1 11   7 3.4   0.5 16.0   2.8 1838 W | 280 0.00 0.00 0.261   0.015 683   4 30   10
Lytton East (Hill 5) 7/29/26 94.3   1.1 1731 55.8   2.3 0612 51.0   0.8 50   3 89   0 11   7 5.4   1.0 22.8   4.5 2137 NW | 308 0.00 0.00 0.272   0.021 615   3 30   10
Lytton West Lower (Lew 6) 7/29/26 94.4   1.1 1742 49.4   0.5 0629 50.4   1.2 52   3 100   6 11   7 3.4   0.3 17.9   3.6 1746 WNW | 290 0.00 0.00 0.248   0.013 616   5 0   10
Lytton West Hill (23PS) 7/29/26 93.9   1.8 1803 54.5   1.9 0605 51.1   1.0 51   3 93   1 11   7 3.8   0.5 15.6   0.1 1532 S | 187 0.00 0.00 0.263   0.018 660   7 30   10
Big River 7/29/26 93.2   0.6 1409 53.3   1.9 0617 53.8   0.4 55   4 95   0 21   9 2.5   0.3 14.7   1.7 1546 SSE | 163 0.00 0.00 0.250   0.009 704   3 10   10
Jimtown-North (Piccolo Ranch 15) 7/29/26 96.1   1.8 1742 49.4   0.8 0606 48.8   0.0 49   1 100   14 14   6 1.8   0.2 12.9   0.4 1830 WSW | 244 0.00 0.00 0.219   0.009 610   2 0   0
HWY 128/Chalk Hill Rd (Landslide) 7/29/26 94.4   0.0 1455 50.5   2.2 0557 52.4   0.2 56   1 94   0 20   3 1.9   0.2 13.5   1.5 1545 S | 178 0.00 0.00 0.215   0.005 583   4 0   10
N Chalk Hill Rd (Ranch 63) 7/29/26 93.9   1.5 1826 48.6   1.6 0630 50.9   0.1 53   2 92   1 18   6 2.3   0.3 12.4   0.2 1530 S | 178 0.00 0.00 0.229   0.009 611   2 30   10
Newman Knights Valley 7/29/26 93.8   0.3 1550 50.7   2.8 0630 58.4   1.6 63   1 87   4 42   3 2.6   0.1 13.9   0.5 1512 SW | 216 0.00 0.00 - - 30   10
Knights Valley (Bavarian Lion) 7/29/26 94.6   1.0 1525 48.9   3.0 0603 50.9   1.3 54   0 96   0 19   0 2.2   0.0 13.3   1.1 1557 SW | 228 0.00 0.00 0.234   0.001 663   0 0   0
Red Tail 7/29/26 92.7   0.8 1410 50.1   1.6 0602 54.5   1.3 60   0 92   0 31   5 2.7   0.2 14.3   1.8 1610 SSE | 166 0.00 0.01 0.237   0.003 660   2 30   10
Franz Valley (Stornetta) 7/29/26 94.3   0.4 1610 49.0   2.9 0619 50.7   1.3 - 91   2 22   0 1.5   0.1 11.2   0.0 1330 NW | 305 0.00 0.00 - - 0   0
Upper Dry Creek Valley 7/29/26 97.5   0.1 1448 52.3   1.3 0621 47.1   4.1 45   3 91   1 9   9 3.8   0.1 17.5   0.9 1800 WNW | 294 0.00 0.00 0.280   0.012 694   8 0   0
Lower Dry Creek Valley 7/29/26 94.9   3.1 1801 50.7   0.9 0623 50.4   1.5 51   3 100   0 11   7 3.0   0.4 17.0   2.4 1832 N | 354 0.00 0.01 0.251   0.018 652   5 30   10
Max   100.7 - 59.9 - 58.4 63 100 42 13.5 31.1 - - 0.00 0.04 0.300 720 -
Avg   - - - - 51.1 52 - - 3.7 - - - - - - - -
Min   87.3 - 46.7 - 47.0 45 78 9 1.5 11.2 - - 0.00 0.00 0.215 583 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 7/30/26 3:21 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) 7/29/26 94.1   0.1 1622 53.7   1.3 0617 55.8   0.8 60 83   1 31   0 0.1 6.8   6.6 1824 0.00 0.02 0.205   0.006 669   4 0
Windsor-East (Ranch 16) 7/29/26 90.3   0.1 1432 49.5   1.8 0600 52.5   1.3 60 94   0 25   0 2.8 14.2   1.9 1639 0.00 0.00 0.242   0.002 659   3 70
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) 7/29/26 91.8   0.4 1631 49.3   1.4 0626 53.5   1.1 63 94   0 28   1 1.7 12.9   0.7 1523 0.00 0.02 0.224   0.001 669   0 40
Fulton-NW (Ranch 5) 7/29/26 89.1   0.5 1625 50.6   1.9 0612 53.1   1.2 61 92   1 29   0 2.9 14.7   0.1 1646 0.00 0.00 0.241   0.003 672   0 80
Bisordi (Fulton) 7/29/26 89.4   0.1 1610 48.6   1.9 0615 54.8   0.9 64 93   0 35   1 1.9 13.3   1.3 1542 0.00 0.00 0.234   0.000 717   1 80
Windsor-South (Laughlin Rd) 7/29/26 91.0   0.4 1325 51.8   2.0 0626 53.7   1.0 60 92   0 30   3 - - - 0.00 0.00 - - 60
Fulton-SE (Barnes Rd) 7/29/26 89.2   0.1 1603 52.3   2.4 0623 53.9   1.0 59 92   2 32   3 0.9 14.6   6.4 1450 0.00 0.00 - - 80
Fulton-SW (Ranch 21) 7/29/26 89.8   0.8 1615 50.5   1.6 0609 52.9   1.1 60 91   1 30   1 2.7 14.2   0.4 1527 0.00 0.00 0.242   0.003 699   0 80
NW Santa Rosa (Piner Road) 7/29/26 89.5   0.2 1602 48.9   2.1 0626 56.3   0.9 69 100   0 35   2 1.9 14.2   3.0 1647 0.00 0.00 - - 80
River Rd South (Denner Ranch) 7/29/26 89.9   0.0 1608 49.3   1.9 0558 20.0   0.6 37 100   0 0   0 3.5 17.1   1.3 1530 - - - - 70
West Santa Rosa (LOV Vineyard) 7/29/26 91.5   0.8 1603 49.8   2.2 0629 53.2   0.8 63 95   0 29   2 1.4 13.1   1.1 1344 0.00 0.00 0.033   0.001 0   0 60
Guerneville Rd (Prokopakis) 7/29/26 93.2   1.4 1436 49.8   2.2 0642 53.6   0.8 62 95   0 27   4 - - - 0.00 0.02 - - 60
SunnyView Vineyard (SCWC) 7/29/26 88.8   0.4 1618 47.3   1.8 0614 52.1   1.0 61 95   0 29   3 1.6 12.3   0.2 1646 0.00 0.00 0.203   0.002 619   1 90
Guerneville Rd West (Balletto) 7/29/26 90.3   0.7 1607 49.7   1.9 0619 55.3   0.7 67 96   0 35   2 2.4 14.8   1.1 1737 0.00 0.11 - - 80
Sanchietti Ranch 7/29/26 88.7   0.6 1546 48.8   1.8 0621 56.1   0.8 - 95   0 40   4 3.2 16.2   1.4 1744 0.00 0.00 - - 80
Occidental Rd (Sebastopol) 7/29/26 91.5   0.1 1614 48.4   1.6 0606 56.0   0.4 71 100   0 31   0 1.8 13.8   0.9 1313 0.00 0.00 - - 30
Harper's Rest (Windsor-West) 7/29/26 92.9   0.5 1645 50.2   1.6 0617 53.4   0.9 - 96   0 26   1 1.9 11.7   0.9 1534 0.00 0.02 - - 20
Lower Westside Rd (Ranch 12) 7/29/26 91.4   0.4 1653 49.7   1.2 0640 53.9   1.2 64 96   2 29   2 1.7 12.2   1.4 1551 0.00 0.02 - - 40
Guerneville (Laughlin Rd) 7/29/26 91.4   0.1 1339 49.2   1.4 0627 52.9   0.7 61 92   1 28   1 1.6 12.9   1.1 1345 0.00 0.01 - - 80
Korbel (Winery) 7/29/26 93.0   0.7 1505 51.4   1.5 0605 55.0   1.1 62 94   1 24   2 1.0 11.7   0.7 1428 0.00 0.00 - - 70
Forestville (Shone Farms) 7/29/26 93.2   0.7 1624 52.2   1.5 0613 55.2   0.8 62 93   1 32   6 1.8 11.6   0.5 1711 0.00 0.03 0.223   0.000 665   1 40
Forestville-NE (Ranch 30) 7/29/26 95.5   1.2 1631 48.5   1.3 0623 55.9   1.1 66 97   1 31   3 2.4 15.6   0.9 1741 0.00 0.01 0.238   0.001 675   3 0
Foggy Bend (Ranch 41) 7/29/26 94.8   0.8 1654 50.8   2.7 0620 57.6   1.2 68 97   1 34   1 1.4 12.6   1.4 1422 0.00 0.01 0.220   0.003 675   1 40
Last Stop 7/29/26 97.1   1.6 1709 48.7   1.8 0623 55.2   1.0 66 98   0 25   1 2.0 12.1   0.4 1419 0.00 0.00 0.228   0.002 667   8 0
Green Valley Vineyard 7/29/26 93.2   0.9 1539 50.6   2.0 0604 54.3   1.1 64 97   0 23   1 1.8 11.4   0.4 1548 0.00 0.02 0.046   0.001 22   6 40
Park Royal 7/29/26 89.1   0.3 1600 50.6   1.5 0626 52.1   0.8 58 92   2 30   2 - - - 0.00 0.00 - - 80
Merino 7/29/26 90.2   0.6 1604 46.6   2.3 0606 54.6   0.7 67 100   0 35   2 2.3 12.3   0.3 1423 0.00 0.00 0.235   0.000 693   0 80
Green Valley (Sanchietti) 7/29/26 96.7   1.8 1707 45.2   1.5 0620 - - - - - - - - - - - 10
Keefer Ranch (Green Valley) 7/29/26 93.5   1.7 1711 47.4   1.5 0616 55.3   1.2 69 97   0 29   0 - - - 0.00 0.01 - - 40
Graton-West (Dutton Ranch) 7/29/26 94.6   1.5 1632 48.2   1.8 0535 56.0   1.4 71 100   0 22   1 1.6 11.0   1.4 1405 0.00 0.04 - - 40
Graton-South (Mill Station Rd) 7/29/26 89.8   0.1 1654 46.6   2.2 0615 53.4   1.0 65 97   1 30   0 0.7 7.5   2.6 1435 0.00 0.01 - - 70
Occidental (Horseshoe Bend) 7/29/26 90.6   1.7 1600 54.0   0.7 0608 53.5   0.9 - 92   6 24   3 - - - 0.00 0.04 - - 90
Sexton Valley (Jacqueline's Blk) 7/29/26 91.1   1.9 1722 47.2   2.0 0615 55.9   1.0 69 100   0 35   1 1.1 11.9   3.2 1319 0.00 0.04 - - 70
Sebastopol Hills (Burnside Rd) 7/29/26 87.3   1.1 1709 53.7   1.5 0610 56.0   0.6 67 97   2 38   0 2.1 12.3   1.8 1427 0.00 0.00 - - 80
Pleasant Hill 7/29/26 88.4   1.1 1627 49.9   2.3 0615 53.7   0.7 - 98   0 33   3 1.8 10.6   0.5 1323 0.00 0.01 - - 80
Seaview/Fort Ross (Hirsch) 7/29/26 87.3   2.7 1540 59.1   0.5 0619 49.9   0.9 49 71   4 29   5 5.7 14.7   2.3 0021 0.00 0.05 0.256   0.004 702   5 100
Max   97.1 - 59.1 - 57.6 71 100 40 5.7 17.1 - 0.00 0.11 0.256 717 -
Avg   - - - - 53.3 63 - - 2.0 - - - - - - -
Min   87.3 - 45.2 - 20.0 37 71 0 0.1 6.8 - 0.00 0.00 0.033 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 7/30/26 3:21 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 7/29/26 88.5   0.0 1536 56.3   1.1 0449 51.2   1.1 80   6 26   1 2.2   0.1 11.3   0.0 1408 ESE | 112 0.00 0.01 0.180   0.002 504   4 90   10
Lower Bennett Valley 7/29/26 88.6   1.0 1317 45.1   1.8 0625 51.9   1.2 100   0 31   1 3.1   0.1 13.9   1.5 1535 SSE | 159 0.00 0.00 0.230   0.001 658   2 80   10
Kenwood (Wildwood) 7/29/26 91.9   1.9 1535 50.1   2.9 0628 53.0   2.0 97   2 22   2 2.5   0.2 12.5   2.1 1638 NNW | 346 0.00 0.00 0.233   0.004 665   2 70   10
Sonoma Valley (Bedrock) 7/29/26 90.2   1.5 1721 49.1   3.0 0638 52.2   2.1 93   1 25   4 - - - - 0.00 0.00 - - 40   10
Sonoma-West (Arnold) 7/29/26 90.7   1.5 1541 48.7   3.2 0607 52.3   1.9 92   1 27   2 3.0   0.0 16.5   2.1 1537 SW | 218 0.00 0.00 0.264   0.005 759   1 80   10
Sonoma Valley HS 7/29/26 88.7   1.5 1604 51.3   2.5 0625 57.0   1.7 100   0 34   0 2.4   0.1 10.0   0.7 1905 ESE | 120 0.00 0.00 0.222   0.003 688   1 80   10
Sonoma East (Bundschu01) 7/29/26 85.3   4.0 1533 50.0   2.6 0614 54.0   1.7 94   0 34   6 3.7   0.4 16.0   0.4 1543 SSE | 156 0.00 0.00 0.229   0.006 685   5 100   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) 7/29/26 85.8   5.5 1534 49.9   1.5 0550 54.5   2.2 94   0 37   12 2.9   0.1 11.8   3.0 1357 S | 190 0.00 0.00 - - 100   10
Ricci Vineyards (Carneros) 7/29/26 83.4   5.0 1447 51.1   3.2 0619 54.9   2.1 95   0 40   12 4.2   0.7 16.6   0.8 1510 SSE | 161 0.00 0.01 0.222   0.004 662   0 90   10
Carneros (Ranch 71) 7/29/26 81.6   5.0 1513 55.8   2.2 0533 55.8   2.3 92   2 43   12 2.8   0.4 13.7   2.2 1540 S | 190 0.00 0.00 0.213   0.011 689   2 100   0
Carneros Upper (Ranch 81) 7/29/26 82.6   2.5 1538 57.2   3.7 0349 55.6   2.0 - - 5.4   0.8 18.6   0.7 1745 SSW | 203 - - - - 100   0
Carneros Lower (Ranch 81) 7/29/26 82.7   1.9 1521 52.0   3.1 0539 54.4   1.2 100   0 0   0 2.3 13.0   1.2 1421 SSE | 152 0.00 0.00 0.197   0.007 623   2 90   20
Rohnert Park-West (Stony Point) 7/29/26 84.3   0.6 1413 45.8   2.1 0622 54.3   0.6 98   1 41   3 1.7   0.0 14.7   1.9 1528 S | 186 0.00 0.00 - - 100   0
Cartograph Wines Base 7/29/26 82.1   3.0 1538 51.7   0.4 0555 55.4   0.2 97   0 45   8 3.6   0.0 18.6   0.3 1624 S | 185 0.00 0.02 0.218   0.004 682   1 100   0
Cartograph Wines Remote 7/29/26 84.9   0.8 1242 49.2   1.2 0554 - - - - - - - - - - - 100   0
Rice-Spivak Vineyard 7/29/26 85.7   2.8 1521 42.5   1.3 0614 - - - - - - - - - - - 100   10
Penngrove (Asellus) 7/29/26 87.1   0.3 1320 47.1   1.6 0612 51.3   0.4 97   0 32   2 2.7   0.2 12.5   1.0 1346 WNW | 300 0.00 0.00 - - 100   10
Petaluma (Ranch 10) 7/29/26 87.2   0.2 1405 48.1   1.7 0556 51.7   0.5 99   1 32   2 1.8   0.1 12.6   0.1 1638 W | 269 0.00 0.00 0.220   0.003 670   0 80   10
Max   91.9 - 57.2 - 57.0 100 45 5.4 18.6 - - 0.00 0.02 0.264 759 -
Avg   - - - - 53.7 - - 2.9 - - - - - - - -
Min   81.6 - 42.5 - 51.2 80 0 1.7 10.0 - - 0.00 0.00 0.180 504 -