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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 7/22/26 8:57 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) 7/21/26 93.3   9.9 1618 62.7   9.6 0044 41.9   5.9 33   17 93   5 8   17 5.0   1.0 21.5   6.6 1725 S | 179 0.03 0.04 0.238   0.057 516   51 50   20
Rockpile Lower (Cooley) 7/21/26 96.1   9.5 1659 66.0   10.7 1025 47.5   3.4 39   17 85   3 15   11 2.5   0.3 10.9   0.0 1903 SSE | 164 0.02 0.02 - - 70   10
Cloverdale-East (Ranch 83) 7/21/26 97.8   10.4 1625 60.3   2.7 0607 51.8   2.2 - - - 2.8   0.2 15.9   3.2 2122 SE | 137 0.00 0.00 0.207   0.047 523   89 0   0
Cloverdale-SE (Ranch 38) 7/21/26 96.2   10.0 1616 63.8   8.2 0614 51.0   3.1 46   17 83   8 16   17 5.3   0.2 18.7   1.6 1754 NNE | 20 0.01 0.01 0.235   0.070 492   99 50   10
Geyserville-North (Hoffman) 7/21/26 97.1   11.3 1546 59.6   1.6 0603 54.0   1.5 53   10 88   3 17   15 2.6   0.2 11.8   0.7 1720 S | 182 0.00 0.00 0.193   0.065 464   138 10   10
Geyserville (Ranch 3) 7/21/26 96.4   11.5 1638 60.7   2.9 0601 51.1   2.7 49   11 83   1 13   17 2.6   0.2 12.3   1.1 1615 ESE | 108 0.00 0.00 0.210   0.068 536   162 0   0
Geyserville-East (Ranch 40) 7/21/26 95.1   10.3 1617 62.7   8.0 0314 51.2   3.5 48   19 91   4 14   21 5.9   0.8 19.4   1.8 1805 S | 190 0.00 0.00 0.253   0.097 539   159 80   10
Geyserville-South (Nervo Station) 7/21/26 95.3   11.7 1535 60.7   4.6 0503 - - - - 2.6   0.2 12.8   1.7 1740 SSE | 158 0.00 0.00 - - 80   10
Peterson (Ranch 09) 7/21/26 94.2   11.4 1541 58.9   2.3 0550 49.5   3.4 49   13 86   1 11   19 2.5   0.1 11.1   1.2 1916 SSW | 192 0.00 0.00 0.208   0.070 544   162 0   0
Crazy Creek Ranch 7/21/26 96.7   10.9 1618 59.7   2.6 0556 52.6   2.9 51   15 82   6 15   18 2.1   0.2 10.5   0.3 1716 SE | 139 0.00 0.00 0.204   0.068 554   160 10   10
Whitton Ranch (201e) 7/21/26 97.8   11.6 1627 56.7   0.1 0601 51.7   2.9 52   12 93   4 13   18 2.2   0.1 10.4   0.1 1457 ESE | 104 0.00 0.00 0.199   0.063 510   137 10   10
Lytton East (Shop Hill Bottom) 7/21/26 95.4   11.2 1629 58.4   2.4 0558 49.6   3.6 50   13 85   3 11   19 2.9   0.1 13.6   0.4 1656 SSE | 150 0.00 0.00 0.224   0.065 568   132 80   10
Lytton East (Hill 5) 7/21/26 95.0   11.2 1551 59.4   3.7 0553 49.8   3.6 50   14 84   6 12   18 4.1   0.2 14.9   0.9 1915 SSW | 208 0.00 0.00 0.228   0.071 509   115 90   10
Lytton West Lower (Lew 6) 7/21/26 96.1   11.3 1652 57.8   1.4 0546 50.6   3.4 52   12 88   0 12   21 2.7   0.1 12.9   1.8 1724 S | 182 0.00 0.00 0.217   0.064 548   132 50   10
Lytton West Hill (23PS) 7/21/26 95.8   11.7 1626 60.6   4.2 0558 50.9   3.5 51   13 82   7 12   24 2.8   0.5 13.4   0.2 1558 ESE | 107 0.00 0.00 0.221   0.061 573   140 90   10
Big River 7/21/26 94.4   10.3 1613 60.0   3.4 0544 52.4   2.4 53   13 85   6 15   20 2.3   0.0 16.1   4.7 1934 SSE | 151 0.00 0.00 0.216   0.059 577   122 90   10
Jimtown-North (Piccolo Ranch 15) 7/21/26 97.2   12.3 1659 59.2   2.4 0556 48.2   3.9 46   12 80   3 11   14 1.8   0.5 12.9   1.8 1802 SSW | 207 0.00 0.00 0.191   0.061 523   146 10   10
HWY 128/Chalk Hill Rd (Landslide) 7/21/26 96.9   10.6 1550 59.0   1.9 0542 50.9   3.9 50   14 90   2 11   19 2.1   0.1 11.6   2.1 1903 SSE | 148 0.00 0.00 0.197   0.067 504   159 50   10
N Chalk Hill Rd (Ranch 63) 7/21/26 94.9   10.6 1537 57.8   1.7 0545 50.0   3.4 49   13 88   0 12   18 2.2   0.0 11.4   2.0 1549 SSE | 164 0.00 0.00 0.205   0.064 522   140 80   10
Newman Knights Valley 7/21/26 95.2   12.1 1551 59.9   3.2 0536 59.1   1.9 58   10 80   4 37   12 3.2   0.0 13.6   0.2 1153 SW | 225 0.00 0.00 - - 90   10
Knights Valley (Bavarian Lion) 7/21/26 95.2   11.6 1552 57.8   2.4 0546 47.6   5.7 47   16 86   3 9   18 2.5   0.4 13.2   0.2 1945 SW | 223 0.00 0.00 0.218   0.070 562   144 20   20
Red Tail 7/21/26 95.8   13.4 1521 57.6   1.6 0530 52.1   3.6 53   16 86   1 15   25 2.7   0.1 15.0   2.6 1949 S | 185 0.00 0.01 0.217   0.076 556   155 90   10
Franz Valley (Stornetta) 7/21/26 94.5   8.0 1558 58.7   2.4 0533 48.2   5.6 - 82   5 12   22 1.8   0.1 9.7   1.2 1605 NW | 304 0.00 0.00 - - 60   20
Upper Dry Creek Valley 7/21/26 96.8   9.7 1801 60.0   3.0 0507 53.4   1.4 54   8 87   0 15   18 2.5   0.2 13.3   2.3 1913 SSW | 202 0.00 0.00 0.203   0.043 525   97 20   10
Lower Dry Creek Valley 7/21/26 94.4   11.5 1631 58.8   2.1 0600 52.3   2.5 53   11 88   1 13   24 1.6   0.2 13.6   1.8 1653 ESE | 108 0.01 0.01 0.194   0.050 527   117 90   10
Max   97.8 - 66.0 - 59.1 58 93 37 5.9 21.5 - - 0.03 0.04 0.253 577 -
Avg   - - - - 50.7 49 - - 2.8 - - - - - - - -
Min   93.3 - 56.7 - 41.9 33 80 8 1.6 9.7 - - 0.00 0.00 0.191 464 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 7/22/26 8:57 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) 7/21/26 95.9   9.8 1529 60.0   3.8 0145 53.3   2.6 56 82   1 14   27 0.0 10.4   10.4 1928 0.00 0.00 0.171   0.036 563   114 30
Windsor-East (Ranch 16) 7/21/26 94.4   13.8 1605 58.0   1.6 0529 48.8   5.6 51 86   3 9   24 3.0 14.1   0.7 1921 0.00 0.00 0.234   0.090 567   178 90
Mark West-North (Ranch 14) 7/21/26 94.7   14.7 1526 58.6   2.3 0539 47.5   6.2 50 83   7 7   26 1.6 9.5   0.2 1646 0.00 0.00 0.048   0.020 0   0 60
Windsor-SE (Silk Rd) 7/21/26 94.3   11.1 1536 57.8   1.4 0550 50.7   4.5 56 90   1 9   25 2.3 13.1   2.9 1854 0.00 0.00 0.210   0.063 567   123 90
Fulton-NW (Ranch 5) 7/21/26 92.6   13.6 1530 58.0   1.7 0557 50.2   4.9 54 87   5 10   31 2.4 11.8   1.0 1333 0.00 0.00 0.218   0.071 588   156 90
Bisordi (Fulton) 7/21/26 93.3   14.4 1534 57.1   0.5 0551 52.7   3.9 57 89   2 13   35 2.3 11.7   0.8 1832 0.00 0.00 0.216   0.076 597   158 90
Windsor-South (Laughlin Rd) 7/21/26 95.0   11.9 1523 59.0   2.6 0142 47.9   6.9 44 84   4 8   26 - - - 0.00 0.00 - - 90
Fulton-SE (Barnes Rd) 7/21/26 93.7   14.8 1516 58.6   1.6 0536 51.1   4.1 54 86   4 12   32 0.9 14.4   3.9 1857 0.00 0.00 - - 80
Fulton-SW (Ranch 21) 7/21/26 93.4   13.6 1547 58.0   1.9 0552 49.0   5.7 53 85   5 7   34 2.9 15.8   3.1 1302 0.00 0.00 0.239   0.085 602   141 90
NW Santa Rosa (Piner Road) 7/21/26 92.9   14.2 1448 57.5   1.3 0555 54.2   4.3 64 100   0 12   37 2.1 12.9   1.8 1834 0.00 0.00 - - 50
River Rd South (Denner Ranch) 7/21/26 93.4   15.0 1524 56.7   1.1 0108 20.0   1.6 34 100   0 0   0 3.9 18.2   2.9 1938 - - - - 60
West Santa Rosa (LOV Vineyard) 7/21/26 94.0   15.2 1530 57.8   1.6 0137 49.7   5.3 55 88   4 9   33 2.6 13.4   0.6 1841 0.00 0.00 0.068   0.035 0   0 80
Guerneville Rd (Prokopakis) 7/21/26 96.3   14.4 1509 57.9   0.6 0547 51.3   4.6 57 90   1 8   33 - - - 0.00 0.02 - - 90
SunnyView Vineyard (SCWC) 7/21/26 93.9   14.8 1516 56.5   0.5 0545 49.1   5.4 54 89   2 7   34 2.9 14.2   1.5 1825 0.00 0.00 0.215   0.079 531   121 100
Guerneville Rd West (Balletto) 7/21/26 92.5   15.0 1530 57.8   1.3 0113 53.5   3.4 61 91   3 14   36 2.9 15.1   1.5 1932 0.00 0.09 - - 80
Sanchietti Ranch 7/21/26 95.0   16.1 1504 57.7   0.3 0120 55.0   2.9 - 90   1 17   36 2.9 14.5   0.9 1539 0.00 0.00 - - 80
Occidental Rd (Sebastopol) 7/21/26 93.9   15.6 1452 56.2   0.0 0115 55.9   4.8 68 100   0 13   41 2.5 18.4   4.2 1823 0.00 0.00 - - 50
Harper's Rest (Windsor-West) 7/21/26 94.0   9.3 1605 56.9   1.9 0546 50.9   3.5 - 88   2 9   24 1.5 10.8   2.2 1738 0.00 0.00 - - 100
Lower Westside Rd (Ranch 12) 7/21/26 94.3   11.5 1621 57.8   1.6 0542 50.3   4.7 55 89   0 9   28 2.0 11.5   1.1 1454 0.01 0.01 - - 90
Guerneville (Laughlin Rd) 7/21/26 93.3   14.2 1432 56.7   0.1 0445 50.6   4.0 58 88   2 11   35 1.5 11.5   2.4 1814 0.01 0.01 - - 90
Korbel (Winery) 7/21/26 95.1   15.3 1508 58.2   1.2 0455 51.4   4.0 57 88   2 11   36 0.5 11.4   2.1 1826 0.00 0.00 - - 90
Forestville (Shone Farms) 7/21/26 94.9   11.6 1641 57.7   2.4 0606 51.0   4.8 56 86   4 9   31 2.2 13.5   2.6 1911 0.00 0.00 0.200   0.048 544   82 90
Forestville-NE (Ranch 30) 7/21/26 93.2   10.2 1615 57.1   1.3 0546 53.4   3.3 60 90   2 14   31 3.0 15.0   3.1 1830 0.01 0.01 0.221   0.066 557   91 20
Foggy Bend (Ranch 41) 7/21/26 94.4   12.7 1511 58.7   1.7 0541 56.0   1.4 61 87   2 20   28 2.9 14.1   3.3 1821 0.00 0.00 0.214   0.064 563   97 90
Last Stop 7/21/26 95.4   13.3 1518 56.6   0.5 0109 52.4   3.7 58 90   0 11   33 2.1 13.2   1.9 1929 0.00 0.00 0.204   0.058 551   108 80
Green Valley Vineyard 7/21/26 91.8   12.3 1454 57.4   2.1 0101 50.0   5.2 58 90   1 8   33 2.2 15.8   3.5 1816 0.00 0.01 0.074   0.024 57   36 90
Park Royal 7/21/26 93.4   14.3 1525 57.5   1.1 0126 49.2   5.4 53 85   6 10   32 - - - 0.00 0.00 - - 60
Merino 7/21/26 97.0   14.9 1523 55.4   0.0 0113 53.7   3.2 59 95   0 15   29 1.7 11.2   1.2 1624 0.00 0.00 0.211   0.063 599   139 90
Green Valley (Sanchietti) 7/21/26 95.1   12.7 1512 56.9   0.2 0114 - - - - - - - - - - - 90
Keefer Ranch (Green Valley) 7/21/26 91.6   13.1 1450 56.9   0.3 0104 52.7   3.4 61 91   2 12   36 - - - 0.00 0.00 - - 90
Graton-West (Dutton Ranch) 7/21/26 93.2   14.7 1441 58.2   1.5 0114 53.5   6.7 68 100   0 7   39 2.0 12.1   0.6 1826 0.01 0.02 - - 90
Graton-South (Mill Station Rd) 7/21/26 90.0   17.4 1443 56.8   1.2 0107 50.4   5.2 59 91   6 10   46 1.2 10.0   1.3 1918 0.00 0.00 - - 50
Occidental (Horseshoe Bend) 7/21/26 88.4   14.6 1456 56.9   3.1 0108 49.9   5.6 - 93   7 10   44 - - - 0.00 0.02 - - 30
Sexton Valley (Jacqueline's Blk) 7/21/26 90.3   16.2 1514 55.8   0.0 0109 53.7   3.2 64 95   2 14   46 2.2 15.2   1.1 1553 0.00 0.03 - - 50
Sebastopol Hills (Burnside Rd) 7/21/26 88.7   18.7 1506 58.1   3.5 0124 53.6   2.8 63 92   8 14   51 2.9 14.6   2.5 1916 0.00 0.00 - - 0
Pleasant Hill 7/21/26 92.4   13.2 1451 56.5   1.1 0112 53.1   2.4 - 89   6 14   31 2.4 13.1   0.0 1824 0.00 0.01 - - 90
Seaview/Fort Ross (Hirsch) 7/21/26 86.9   10.1 1428 61.5   10.1 0057 35.6   16.1 32 96   0 8   17 3.2 16.7   3.7 0002 0.00 0.01 0.220   0.082 602   129 80
Max   97.0 - 61.5 - 56.0 68 100 20 3.9 18.4 - 0.01 0.09 0.239 602 -
Avg   - - - - 50.3 56 - - 2.2 - - - - - - -
Min   86.9 - 55.4 - 20.0 32 82 0 0.0 9.5 - 0.00 0.00 0.048 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 7/22/26 8:57 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 7/21/26 93.3   12.7 1617 63.2   9.7 0133 44.2   9.0 83   13 12   23 1.9   0.2 10.5   0.4 1700 SSW | 208 0.00 0.01 0.167   0.060 410   110 100   0
Lower Bennett Valley 7/21/26 95.3   14.4 1613 56.6   1.3 0527 50.5   5.2 89   7 14   32 2.9   0.0 12.2   2.6 1844 WSW | 242 0.00 0.00 0.213   0.057 547   97 90   10
Kenwood (Wildwood) 7/21/26 97.2   11.8 1607 60.8   5.2 0518 47.8   6.9 80   12 13   22 3.2   0.1 15.6   4.4 1930 N | 352 0.00 0.00 0.241   0.086 617   187 90   10
Sonoma Valley (Bedrock) 7/21/26 96.7   12.1 1603 59.9   3.7 0546 46.4   6.6 75   11 12   21 - - - - 0.00 0.00 - - 90   10
Sonoma-West (Arnold) 7/21/26 99.9   11.4 1610 59.1   1.0 0131 47.9   5.5 79   6 10   6 3.5   0.8 16.1   4.3 1850 SW | 226 0.00 0.00 0.288   0.118 706   223 80   10
Sonoma Valley HS 7/21/26 99.0   12.5 1743 60.7   2.8 0122 52.8   4.2 82   9 16   20 2.2   0.0 5.8   2.4 0000 NNW | 328 0.00 0.00 0.233   0.088 630   206 90   10
Sonoma East (Bundschu01) 7/21/26 95.9   9.3 1625 59.3   1.5 0143 49.3   5.3 80   7 14   19 3.7   1.1 15.8   3.7 1644 SSE | 152 0.00 0.00 0.258   0.115 613   222 90   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) 7/21/26 96.8   9.1 1347 59.6   2.2 0143 49.4   5.1 77   10 14   19 2.7   0.8 12.8   1.7 2323 NW | 311 0.00 0.00 - - 90   10
Ricci Vineyards (Carneros) 7/21/26 95.9   10.6 1617 60.8   3.5 0134 50.7   3.9 76   12 17   22 4.2   0.4 15.2   2.5 2252 NW | 311 0.00 0.01 0.267   0.109 642   206 100   0
Carneros (Ranch 71) 7/21/26 93.0   10.2 1618 61.8   5.3 0122 50.0   4.4 77   14 18   16 3.0   0.6 14.9   2.4 2056 W | 270 0.00 0.00 0.232   0.080 607   180 90   10
Carneros Upper (Ranch 81) 7/21/26 94.0   10.3 1603 63.0   6.4 0541 50.3   4.5 - - 4.9   0.5 19.1   1.1 1833 S | 189 - - - - 90   10
Carneros Lower (Ranch 81) 7/21/26 92.4   6.1 1445 62.0   4.2 0606 52.9   3.3 83   5 20   16 1.9   0.6 13.7   2.1 1828 S | 183 0.00 0.00 0.205   0.072 542   136 90   10
Rohnert Park-West (Stony Point) 7/21/26 92.4   18.1 1727 56.1   0.1 0126 54.4   2.4 92   4 18   39 2.5   0.6 15.6   1.0 1521 W | 272 0.00 0.00 - - 60   10
Cartograph Wines Base 7/21/26 93.4   20.7 1448 55.6   0.5 0101 54.9   1.9 94   3 18   47 3.3   0.2 21.9   2.3 1924 SW | 227 0.00 0.02 0.221   0.090 561   112 20   10
Cartograph Wines Remote 7/21/26 92.2   16.9 1644 55.7   0.5 0106 - - - - - - - - - - - 60   10
Rice-Spivak Vineyard 7/21/26 94.9   19.8 1452 55.0   2.8 0126 - - - - - - - - - - - 60   10
Penngrove (Asellus) 7/21/26 96.6   17.4 1450 55.9   0.5 0129 48.6   5.9 87   4 11   30 2.8   0.3 13.0   0.7 1628 NW | 305 0.00 0.00 - - 90   10
Petaluma (Ranch 10) 7/21/26 98.1   15.0 1543 57.8   0.9 0120 50.5   4.6 84   6 13   24 2.4   0.3 13.7   1.4 1912 WSW | 243 0.00 0.00 0.214   0.047 558   58 90   10
Max   99.9 - 63.2 - 54.9 94 20 4.9 21.9 - - 0.00 0.02 0.288 706 -
Avg   - - - - 50.0 - - 3.0 - - - - - - - -
Min   92.2 - 55.0 - 44.2 75 10 1.9 5.8 - - 0.00 0.00 0.167 410 -