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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 7/20/26 7:53 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) 7/19/26 90.1   3.8 1549 58.0   10.8 0406 49.0   1.5 49   16 73   27 17   13 3.7   0.6 14.9   2.4 1457 SSE | 155 0.00 0.01 0.220   0.023 585   151 10   10
Rockpile Lower (Cooley) 7/19/26 92.7   4.1 1528 49.8   0.2 0535 51.4   0.5 64   3 100   0 17   12 2.0   0.1 11.4   0.6 1934 ESE | 111 0.00 0.00 - - 60   10
Cloverdale-East (Ranch 83) 7/19/26 92.2   2.9 1524 52.2   0.6 0147 52.4   0.5 - - - 3.0   0.2 16.6   2.1 1955 SSE | 160 0.00 0.00 0.202   0.023 556   98 0   0
Cloverdale-SE (Ranch 38) 7/19/26 89.9   2.3 1643 51.4   1.2 0608 52.7   0.6 68   1 98   2 28   4 5.7   0.6 19.1   0.0 1950 SSE | 148 0.00 0.00 0.207   0.015 505   103 40   10
Geyserville-North (Hoffman) 7/19/26 90.1   3.1 1505 54.0   0.4 0621 54.1   0.1 66   2 93   0 31   1 2.9   0.0 11.5   0.5 1622 SSW | 193 0.00 0.00 0.175   0.012 472   61 0   0
Geyserville (Ranch 3) 7/19/26 88.4   1.6 1503 53.4   0.1 0524 53.0   0.5 66   0 100   0 28   3 3.0   0.1 11.4   1.5 1703 ESE | 110 0.00 0.00 0.191   0.015 532   79 0   0
Geyserville-East (Ranch 40) 7/19/26 86.2   2.0 1512 50.5   0.7 0611 53.2   0.1 74   2 100   2 34   0 5.7   0.5 19.0   0.9 1717 SSW | 200 0.00 0.00 0.203   0.006 553   73 70   10
Geyserville-South (Nervo Station) 7/19/26 87.0   2.0 1514 52.2   0.3 0641 - - - - 3.1   0.3 12.8   1.3 1926 S | 174 0.00 0.00 - - 70   10
Peterson (Ranch 09) 7/19/26 86.5   2.7 1522 52.5   0.4 0631 51.6   0.1 67   1 93   1 26   3 3.1   0.1 12.6   0.3 1716 S | 184 0.00 0.00 0.181   0.010 531   65 0   0
Crazy Creek Ranch 7/19/26 88.0   1.7 1523 52.9   2.6 0630 54.4   0.7 70   0 96   2 34   0 2.2   0.0 10.8   0.1 1938 SSE | 162 0.00 0.00 0.186   0.013 564   65 0   10
Whitton Ranch (201e) 7/19/26 89.0   0.0 1514 53.0   1.1 0552 53.4   0.2 68   1 97   0 28   0 2.6   0.1 10.5   0.5 1754 S | 191 0.00 0.00 0.182   0.009 518   50 0   0
Lytton East (Shop Hill Bottom) 7/19/26 85.9   1.4 1508 52.4   0.6 0527 52.0   0.1 69   1 95   2 29   1 3.0   0.2 15.3   1.5 1714 SE | 143 0.00 0.00 0.190   0.013 552   65 70   20
Lytton East (Hill 5) 7/19/26 86.2   1.3 1518 51.9   1.1 0701 52.2   0.1 71   1 98   3 29   0 4.1   0.3 17.0   1.3 1935 SSE | 160 0.00 0.00 0.184   0.006 493   55 100   0
Lytton West Lower (Lew 6) 7/19/26 86.1   1.2 1520 52.4   0.5 0537 52.5   0.1 70   0 100   6 25   4 3.3   0.0 15.2   1.1 1751 SSE | 151 0.00 0.00 0.183   0.016 519   85 40   10
Lytton West Hill (23PS) 7/19/26 85.7   1.6 1513 52.7   0.9 0248 52.8   0.0 72   0 100   4 28   2 3.5   0.4 14.2   0.6 1759 SSE | 148 0.00 0.00 0.187   0.019 544   91 100   0
Big River 7/19/26 85.3   2.5 1511 52.4   0.2 0639 53.8   0.2 74   0 100   5 34   1 2.8   0.3 13.8   0.0 1921 SSE | 149 0.00 0.00 0.182   0.020 544   98 100   0
Jimtown-North (Piccolo Ranch 15) 7/19/26 88.5   1.9 1504 52.9   0.0 0517 52.2   1.5 68   4 100   0 25   0 1.9   0.2 10.1   0.7 1548 SSW | 197 0.00 0.00 0.168   0.013 503   75 0   10
HWY 128/Chalk Hill Rd (Landslide) 7/19/26 88.3   2.4 1504 53.0   1.3 0709 53.2   0.3 68   0 94   2 31   0 2.6   0.0 11.8   0.3 1548 WSW | 251 0.00 0.00 0.172   0.011 486   58 40   10
N Chalk Hill Rd (Ranch 63) 7/19/26 86.4   2.7 1513 51.8   0.1 0649 52.2   0.4 68   0 93   2 30   1 2.4   0.1 10.9   1.0 1928 SSW | 207 0.00 0.00 0.171   0.015 492   70 70   10
Newman Knights Valley 7/19/26 86.2   1.5 1513 51.1   1.2 0713 55.3   0.7 72   0 89   2 51   1 3.9   0.3 14.3   1.0 1726 SW | 233 0.00 0.00 - - 80   20
Knights Valley (Bavarian Lion) 7/19/26 88.6   2.9 1519 47.3   0.2 0121 51.6   1.2 66   1 97   0 30   5 2.3   0.1 10.4   1.6 1448 NW | 312 0.00 0.00 0.188   0.015 547   74 0   0
Red Tail 7/19/26 85.7   2.4 1428 52.3   3.6 0400 53.7   1.1 71   0 92   2 40   2 3.2   0.1 12.6   0.9 1625 S | 186 0.00 0.01 0.182   0.012 534   71 100   0
Franz Valley (Stornetta) 7/19/26 90.1   4.2 1518 48.1   0.7 0137 52.0   0.9 - 99   8 30   2 2.0   0.3 10.0   1.4 1849 SW | 219 0.00 0.00 - - 50   20
Upper Dry Creek Valley 7/19/26 89.8   1.6 1524 52.8   0.6 0610 52.9   0.3 66   1 95   1 26   3 3.2   0.1 14.5   0.2 1701 SSE | 150 0.00 0.00 0.192   0.020 524   93 20   10
Lower Dry Creek Valley 7/19/26 85.5   1.4 1514 53.1   0.9 0617 53.3   0.1 72   1 100   0 32   1 2.7   0.0 15.0   0.1 1732 SE | 134 0.00 0.00 0.180   0.015 510   77 100   20
Max   92.7 - 58.0 - 55.3 74 100 51 5.7 19.1 - - 0.00 0.01 0.220 585 -
Avg   - - - - 52.7 68 - - 3.1 - - - - - - - -
Min   85.3 - 47.3 - 49.0 49 73 17 1.9 10.0 - - 0.00 0.00 0.168 472 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 7/20/26 7:53 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) 7/19/26 85.5   1.3 1452 52.0   1.0 0512 52.9   0.1 72 86   2 37   4 0.0 0.0   0.0 0101 0.00 0.00 0.162   0.012 548   49 20
Windsor-East (Ranch 16) 7/19/26 82.5   2.2 1509 52.2   1.2 0336 52.6   0.0 73 96   3 35   1 4.1 13.0   1.3 1654 0.00 0.00 0.179   0.016 529   79 100
Mark West-North (Ranch 14) 7/19/26 82.6   2.6 1510 51.6   1.7 0354 52.1   0.0 73 96   3 34   2 2.3 10.4   1.3 1623 0.00 0.00 0.028   0.000 0   0 60
Windsor-SE (Silk Rd) 7/19/26 81.6   1.4 1522 51.9   2.0 0535 52.8   0.4 75 97   2 34   5 2.3 11.3   1.2 1629 0.00 0.00 0.165   0.017 522   75 100
Fulton-NW (Ranch 5) 7/19/26 80.2   1.2 1449 51.5   1.9 0329 52.9   0.2 76 96   1 38   2 4.1 16.4   2.4 1915 0.00 0.00 0.171   0.019 527   87 100
Bisordi (Fulton) 7/19/26 81.1   1.3 1602 52.0   1.8 0326 54.1   0.0 77 94   2 44   2 2.3 11.0   1.4 1535 0.00 0.00 0.165   0.021 541   84 100
Windsor-South (Laughlin Rd) 7/19/26 83.1   1.7 1517 51.6   1.8 0552 52.3   0.5 73 94   1 34   4 - - - 0.00 0.00 - - 100
Fulton-SE (Barnes Rd) 7/19/26 80.3   1.7 1512 52.2   1.8 0342 52.8   0.2 75 94   2 38   5 2.2 14.2   1.8 1913 0.00 0.00 - - 70
Fulton-SW (Ranch 21) 7/19/26 80.2   1.6 1510 51.4   1.7 0531 52.5   0.2 76 100   6 37   3 3.2 14.3   1.8 1914 0.00 0.00 0.170   0.017 538   67 100
NW Santa Rosa (Piner Road) 7/19/26 79.9   1.7 1516 51.3   1.8 0428 55.4   0.4 85 100   0 43   3 2.1 12.2   0.4 1914 0.00 0.00 - - 40
River Rd South (Denner Ranch) 7/19/26 79.6   2.4 1515 50.8   1.8 0538 -4.7   5.1 31 100   0 0   0 4.9 18.6   2.4 1917 - - - - 50
West Santa Rosa (LOV Vineyard) 7/19/26 80.5   1.6 1514 51.4   1.6 0524 52.6   0.4 76 96   1 36   5 2.4 11.8   0.7 1839 0.00 0.00 0.030   0.002 0   0 70
Guerneville Rd (Prokopakis) 7/19/26 83.9   2.4 1512 51.7   2.1 0612 53.4   0.5 75 97   3 33   7 - - - 0.00 0.02 - - 100
SunnyView Vineyard (SCWC) 7/19/26 80.2   2.5 1439 51.1   1.9 0358 52.1   0.3 76 96   2 35   5 2.1 11.0   0.8 1912 0.00 0.00 0.147   0.012 468   61 80
Guerneville Rd West (Balletto) 7/19/26 78.2   1.0 1455 51.7   1.8 0616 54.1   0.4 81 98   2 43   6 2.9 11.8   0.1 1830 0.00 0.09 - - 70
Sanchietti Ranch 7/19/26 79.9   1.2 1513 52.7   1.6 0651 55.1   0.2 - 96   3 46   3 3.0 12.6   0.6 1908 0.00 0.00 - - 70
Occidental Rd (Sebastopol) 7/19/26 78.4   1.3 1444 51.7   1.4 0413 56.8   0.1 88 100   0 47   4 2.7 14.0   0.9 1555 0.00 0.00 - - 40
Harper's Rest (Windsor-West) 7/19/26 83.8   2.1 1457 51.2   1.3 0451 52.1   0.2 - 96   3 32   6 1.9 9.9   1.1 1922 0.00 0.00 - - 80
Lower Westside Rd (Ranch 12) 7/19/26 83.3   2.3 1458 52.0   1.2 0531 52.9   0.3 75 100   6 34   5 2.4 11.0   2.3 1510 0.00 0.00 - - 100
Guerneville (Laughlin Rd) 7/19/26 82.2   4.7 1428 52.5   1.2 0643 52.6   0.6 73 93   1 40   4 2.4 13.3   0.7 1531 0.00 0.00 - - 100
Korbel (Winery) 7/19/26 84.3   6.0 1501 52.8   0.4 0602 53.4   0.4 72 94   1 40   4 0.7 8.9   0.3 1420 0.00 0.00 - - 100
Forestville (Shone Farms) 7/19/26 84.0   1.3 1454 50.3   2.4 0509 53.3   0.4 76 98   3 36   3 2.1 12.0   0.2 1921 0.00 0.00 0.159   0.022 503   86 100
Forestville-NE (Ranch 30) 7/19/26 84.5   1.3 1510 51.2   1.5 0548 54.0   0.4 78 98   2 36   7 2.9 12.4   0.7 1921 0.00 0.00 0.166   0.024 513   95 10
Foggy Bend (Ranch 41) 7/19/26 83.1   1.2 1511 52.6   1.1 0549 54.7   0.3 77 96   2 44   4 1.9 10.7   1.2 1657 0.00 0.00 0.159   0.022 506   91 100
Last Stop 7/19/26 86.2   1.7 1511 52.1   0.5 0425 53.9   0.4 75 96   2 40   2 2.1 10.4   0.4 1640 0.00 0.00 0.163   0.016 504   65 70
Green Valley Vineyard 7/19/26 81.5   0.7 1515 50.4   1.0 0450 52.7   0.5 77 98   2 38   2 1.9 10.7   2.0 1652 0.00 0.01 0.063   0.007 146   16 100
Park Royal 7/19/26 80.2   1.2 1507 51.3   1.5 0326 52.4   0.1 76 98   3 36   4 - - - 0.00 0.00 - - 50
Merino 7/19/26 82.0   1.4 1507 51.9   1.5 0319 54.6   0.3 79 99   2 41   3 2.5 12.1   1.0 1633 0.00 0.00 0.168   0.011 540   46 100
Green Valley (Sanchietti) 7/19/26 83.2   0.4 1449 51.9   0.2 0649 - - - - - - - - - - - 100
Keefer Ranch (Green Valley) 7/19/26 81.0   1.7 1452 51.6   2.6 0558 53.5   0.3 77 96   2 44   2 - - - 0.00 0.00 - - 100
Graton-West (Dutton Ranch) 7/19/26 81.6   2.1 1449 51.7   2.3 0502 56.2   0.4 85 100   0 40   5 2.4 11.1   0.3 1557 0.00 0.01 - - 100
Graton-South (Mill Station Rd) 7/19/26 75.4   2.1 1451 51.0   0.8 0534 53.2   0.2 83 99   2 49   2 1.2 9.1   0.0 1829 0.00 0.00 - - 70
Occidental (Horseshoe Bend) 7/19/26 76.0   1.9 1507 48.8   1.5 0403 52.6   0.5 - 100   0 48   2 - - - 0.00 0.02 - - 50
Sexton Valley (Jacqueline's Blk) 7/19/26 76.5   3.9 1453 51.3   1.0 0601 54.3   0.2 85 98   1 52   4 1.5 11.8   2.8 1700 0.00 0.03 - - 70
Sebastopol Hills (Burnside Rd) 7/19/26 72.2   1.9 1448 49.9   0.7 0550 53.7   0.2 90 100   0 57   3 3.3 16.0   1.0 1826 0.00 0.00 - - 10
Pleasant Hill 7/19/26 78.2   0.8 1442 51.2   1.1 0616 53.1   0.1 - 96   1 42   3 2.2 11.4   0.6 1730 0.00 0.01 - - 80
Seaview/Fort Ross (Hirsch) 7/19/26 73.3   2.7 1536 51.4   2.1 0047 51.1   0.2 67 92   2 45   4 2.5 9.1   0.1 1411 0.00 0.01 0.157   0.029 555   189 70
Max   86.2 - 52.8 - 56.8 90 100 57 4.9 18.6 - 0.00 0.09 0.179 555 -
Avg   - - - - 51.8 76 - - 2.4 - - - - - - -
Min   72.2 - 48.8 - -4.7 31 86 0 0.0 0.0 - 0.00 0.00 0.028 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 7/20/26 7:53 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 7/19/26 81.2   2.9 1510 48.3   1.2 0437 51.9   0.4 98   1 39   2 1.6   0.0 8.2   2.1 1622 S | 169 0.00 0.01 0.122   0.034 380   135 100   0
Lower Bennett Valley 7/19/26 82.7   4.2 1456 50.3   2.0 0647 53.4   0.3 100   0 39   3 3.3   0.6 12.5   0.1 1904 SSW | 198 0.00 0.00 0.168   0.016 535   69 100   20
Kenwood (Wildwood) 7/19/26 89.0   4.9 1456 51.7   3.5 0448 53.0   0.9 96   0 32   3 3.1   0.1 10.5   2.7 1515 NNW | 344 0.00 0.00 0.190   0.016 577   76 90   10
Sonoma Valley (Bedrock) 7/19/26 85.5   0.5 1513 49.5   1.4 0107 51.1   0.9 94   2 33   2 - - - - 0.00 0.00 - - 100   0
Sonoma-West (Arnold) 7/19/26 87.9   0.6 1513 47.5   0.0 0108 51.9   1.1 92   1 30   1 2.9   0.2 15.5   0.3 1541 SSW | 206 0.00 0.00 0.204   0.033 615   92 100   10
Sonoma Valley HS 7/19/26 83.6   0.8 1515 50.3   1.2 0137 55.0   0.6 99   1 42   2 2.2   0.3 11.3   1.9 1845 S | 169 0.00 0.00 0.174   0.026 559   79 100   0
Sonoma East (Bundschu01) 7/19/26 82.9   0.8 1448 51.0   0.3 0214 52.8   0.8 93   0 38   2 2.7   0.3 12.7   2.4 1852 SW | 221 0.00 0.00 0.174   0.028 530   101 100   0
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) 7/19/26 83.8   0.2 1453 51.7   0.8 0219 52.8   0.6 93   1 37   3 2.2   0.4 11.1   3.4 1854 WSW | 242 0.00 0.00 - - 100   0
Ricci Vineyards (Carneros) 7/19/26 80.7   3.2 1459 52.2   0.2 0219 53.1   0.4 95   1 43   9 4.7   0.1 14.1   0.4 1901 W | 278 0.00 0.01 0.179   0.032 544   114 100   0
Carneros (Ranch 71) 7/19/26 79.4   0.2 1552 51.5   0.6 0556 53.0   0.4 96   1 43   5 3.8   1.0 13.7   3.7 1905 WSW | 253 0.00 0.00 0.172   0.027 561   68 100   0
Carneros Upper (Ranch 81) 7/19/26 82.4   3.3 1512 51.6   0.6 0619 32.7   16.5 - - 5.8   0.9 16.0   4.2 2123 W | 269 - - - - 100   0
Carneros Lower (Ranch 81) 7/19/26 79.9   1.9 1503 53.0   0.1 0413 54.1   0.2 93   0 48   2 1.6   0.2 12.9   0.4 1241 SSE | 166 0.00 0.00 0.162   0.013 529   51 100   0
Rohnert Park-West (Stony Point) 7/19/26 74.0   1.7 1448 51.7   0.6 0153 54.2   0.0 98   2 54   4 2.6   0.1 16.7   1.6 1706 SSW | 209 0.00 0.00 - - 80   10
Cartograph Wines Base 7/19/26 71.8   1.7 1230 50.9   0.2 0123 54.1   0.0 99   2 60   3 3.8   0.5 17.8   4.4 1533 SSW | 203 0.00 0.02 0.134   0.016 491   77 40   10
Cartograph Wines Remote 7/19/26 74.4   2.5 1240 51.8   0.3 0141 - - - - - - - - - - - 80   10
Rice-Spivak Vineyard 7/19/26 74.8   2.2 1457 51.3   0.1 0125 - - - - - - - - - - - 80   10
Penngrove (Asellus) 7/19/26 78.4   2.5 1310 51.7   0.5 0355 52.4   0.1 96   1 39   7 2.7   0.4 11.6   2.4 1553 W | 274 0.00 0.00 - - 80   10
Petaluma (Ranch 10) 7/19/26 82.8   3.8 1444 53.2   0.7 0410 52.8   0.1 93   1 36   7 3.0   0.1 11.5   0.0 1854 NNW | 335 0.00 0.00 0.168   0.021 522   95 100   0
Max   89.0 - 53.2 - 55.0 100 60 5.8 17.8 - - 0.00 0.02 0.204 615 -
Avg   - - - - 51.8 - - 3.1 - - - - - - - -
Min   71.8 - 47.5 - 32.7 92 30 1.6 8.2 - - 0.00 0.00 0.122 380 -