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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 7/19/26 5:42 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) 7/18/26 86.3   3.1 1554 47.2   3.7 0532 50.5   2.9 65   12 100   14 29   5 4.2   2.9 17.3   3.9 1521 SSE | 154 0.00 0.01 0.243   0.025 736   0 20   10
Rockpile Lower (Cooley) 7/18/26 88.6   2.9 1655 50.0   4.5 0513 51.8   2.8 67   16 100   19 29   6 2.1   1.1 12.0   0.1 1507 ESE | 112 0.00 0.00 - - 70   10
Cloverdale-East (Ranch 83) 7/18/26 89.3   2.9 1645 52.8   5.9 0147 51.9   2.3 - - - 3.2   0.4 14.5   0.6 1922 S | 182 0.00 0.00 0.225   0.024 653   54 0   0
Cloverdale-SE (Ranch 38) 7/18/26 87.6   2.6 1637 52.6   0.3 0130 52.1   1.9 69   12 95   5 24   1 6.2   0.5 19.1   1.8 1538 S | 169 0.00 0.00 0.222   0.038 608   52 50   10
Geyserville-North (Hoffman) 7/18/26 87.0   2.6 1636 53.6   7.2 0051 54.0   2.6 68   7 93   3 30   4 2.9   0.2 12.0   2.0 1816 SE | 146 0.00 0.00 0.187   0.035 533   81 0   0
Geyserville (Ranch 3) 7/18/26 86.8   1.8 1625 53.3   4.9 0054 52.4   2.7 66   8 100   11 25   2 2.9   0.3 12.8   0.3 1419 ESE | 114 0.00 0.00 0.206   0.036 612   97 0   0
Geyserville-East (Ranch 40) 7/18/26 84.2   1.8 1625 51.2   0.7 0052 53.0   1.7 75   10 98   2 34   5 6.2   0.4 19.8   1.3 1718 SSW | 196 0.00 0.00 0.209   0.042 626   71 80   20
Geyserville-South (Nervo Station) 7/18/26 85.1   1.4 1606 52.4   2.9 0041 - - - - 2.8   0.2 14.2   1.0 1831 SSE | 163 0.00 0.00 - - 80   20
Peterson (Ranch 09) 7/18/26 83.8   2.7 1616 52.1   5.7 0026 51.6   2.6 68   6 92   3 29   5 3.0   0.1 12.9   0.5 1408 NNW | 334 0.00 0.00 0.191   0.036 596   89 0   0
Crazy Creek Ranch 7/18/26 86.3   2.2 1629 50.3   5.1 0016 53.7   2.8 70   5 94   4 34   5 2.2   0.1 10.9   1.2 1657 SE | 135 0.00 0.00 0.199   0.032 629   74 10   10
Whitton Ranch (201e) 7/18/26 89.0   0.0 1632 51.8   10.9 0031 53.2   3.3 69   6 98   2 28   3 2.6   0.1 11.0   1.2 1831 SSW | 192 0.00 0.00 0.191   0.035 568   85 0   0
Lytton East (Shop Hill Bottom) 7/18/26 84.5   2.0 1614 53.0   6.8 2335 51.9   2.2 70   6 93   2 28   4 3.2   0.1 13.7   1.6 1750 S | 179 0.00 0.00 0.203   0.036 617   98 50   20
Lytton East (Hill 5) 7/18/26 84.9   0.9 1610 52.9   2.5 2338 52.1   1.8 71   7 95   1 29   3 4.4   0.1 15.7   2.5 1840 SSE | 156 0.00 0.00 0.190   0.039 548   90 100   10
Lytton West Lower (Lew 6) 7/18/26 84.9   1.8 1555 52.9   8.3 2311 52.4   2.5 70   6 94   6 29   3 3.3   0.1 14.0   2.2 1642 S | 171 0.00 0.00 0.199   0.023 604   27 50   20
Lytton West Hill (23PS) 7/18/26 84.1   1.5 1615 53.5   4.1 0008 52.8   2.1 72   8 96   1 31   4 4.0   0.0 14.7   2.5 1847 SSE | 149 0.00 0.00 0.206   0.023 636   17 100   10
Big River 7/18/26 82.8   2.2 1552 52.6   4.3 0022 53.6   2.1 73   7 95   3 35   6 3.1   0.0 13.8   0.1 1805 SSE | 152 0.00 0.00 0.202   0.038 642   99 100   10
Jimtown-North (Piccolo Ranch 15) 7/18/26 86.6   1.0 1711 52.9   8.0 0037 50.7   2.8 64   4 100   0 25   2 1.7   0.1 10.8   2.6 1735 S | 174 0.00 0.00 0.181   0.028 578   72 10   10
HWY 128/Chalk Hill Rd (Landslide) 7/18/26 85.9   2.1 1604 54.2   9.5 2326 52.8   3.0 68   6 92   3 31   4 2.6   0.2 12.1   2.0 1452 SW | 224 0.00 0.00 0.183   0.028 544   75 50   20
N Chalk Hill Rd (Ranch 63) 7/18/26 83.7   1.4 1558 51.9   8.2 0101 51.8   3.0 68   6 92   2 31   5 2.5   0.1 11.9   1.2 1547 SSW | 197 0.00 0.00 0.186   0.030 561   81 80   20
Newman Knights Valley 7/18/26 84.7   2.3 1622 52.3   7.6 0024 54.6   1.1 72   4 87   1 50   3 3.7   0.3 13.4   1.0 1637 SSW | 212 0.00 0.00 - - 60   20
Knights Valley (Bavarian Lion) 7/18/26 85.7   1.9 1603 47.5   4.8 0155 50.4   2.7 68   7 97   0 25   3 2.4   0.0 12.0   1.0 1852 W | 279 0.00 0.00 0.203   0.028 621   73 0   10
Red Tail 7/18/26 83.3   1.5 1623 48.7   3.9 0108 52.6   2.4 71   6 90   3 37   3 3.0   0.1 13.4   3.6 1452 SSE | 167 0.00 0.01 0.194   0.036 604   88 100   20
Franz Valley (Stornetta) 7/18/26 85.9   0.7 1603 48.8   5.5 0220 51.1   3.0 - 91   2 28   3 1.6   0.1 8.6   1.7 1752 W | 262 0.00 0.00 - - 30   10
Upper Dry Creek Valley 7/18/26 88.2   2.1 1643 53.4   6.8 0012 53.1   2.5 67   7 94   0 28   6 3.3   0.1 14.2   1.3 1807 SE | 146 0.00 0.00 0.212   0.033 618   81 30   10
Lower Dry Creek Valley 7/18/26 84.1   1.3 1635 54.0   8.1 2319 53.2   3.1 71   8 100   0 34   7 2.7   0.3 15.1   0.7 1809 SE | 126 0.00 0.00 0.195   0.034 587   86 80   20
Max   89.3 - 54.2 - 54.6 75 100 50 6.2 19.8 - - 0.00 0.01 0.243 736 -
Avg   - - - - 52.4 69 - - 3.2 - - - - - - - -
Min   82.8 - 47.2 - 50.4 64 87 24 1.6 8.6 - - 0.00 0.00 0.181 533 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 7/19/26 5:42 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) 7/18/26 84.2   1.5 1525 53.1   3.9 0030 52.8   1.2 72 84   1 41   6 0.0 0.0   7.1 0101 0.00 0.00 0.174   0.028 597   106 30
Windsor-East (Ranch 16) 7/18/26 80.3   3.3 1545 53.4   9.7 0055 52.6   3.2 74 93   2 36   4 4.3 14.3   3.2 1733 0.00 0.00 0.195   0.040 608   101 100
Mark West-North (Ranch 14) 7/18/26 80.0   2.7 1517 53.3   5.9 0057 52.2   2.5 73 93   2 36   5 2.5 11.6   2.2 1704 0.00 0.00 0.028   0.011 0   0 60
Windsor-SE (Silk Rd) 7/18/26 80.2   3.0 1633 53.9   9.1 0001 53.2   3.0 76 95   2 40   8 2.5 12.5   0.3 1909 0.00 0.00 0.182   0.034 597   99 80
Fulton-NW (Ranch 5) 7/18/26 79.0   2.8 1612 53.4   7.7 2348 53.1   5.4 77 95   5 40   37 4.4 14.0   4.3 1907 0.00 0.00 0.190   0.042 614   101 80
Bisordi (Fulton) 7/18/26 79.8   2.4 1547 53.8   9.7 2357 54.1   2.6 78 92   4 46   6 2.6 12.4   0.7 1653 0.00 0.00 0.186   0.040 625   123 80
Windsor-South (Laughlin Rd) 7/18/26 81.4   2.4 1453 53.4   5.6 0059 52.8   2.1 75 92   3 38   8 - - - 0.00 0.00 - - 100
Fulton-SE (Barnes Rd) 7/18/26 78.6   3.1 1608 53.9   7.6 0030 53.0   2.0 75 92   4 43   6 2.2 12.4   2.6 1849 0.00 0.00 - - 80
Fulton-SW (Ranch 21) 7/18/26 78.6   2.5 1618 53.0   6.9 2331 52.6   15.6 77 94   6 40   40 3.5 12.6   2.6 1358 0.00 0.00 0.187   0.043 605   110 80
NW Santa Rosa (Piner Road) 7/18/26 78.2   3.7 1534 53.1   8.0 0039 55.8   2.1 86 100   0 46   8 2.3 12.7   0.6 1718 0.00 0.00 - - 50
River Rd South (Denner Ranch) 7/18/26 77.2   3.1 1438 52.6   7.2 0101 -9.8   4.2 29 100   0 0   0 4.5 16.2   2.0 1727 - - - - 60
West Santa Rosa (LOV Vineyard) 7/18/26 78.9   3.0 1551 53.0   7.0 0041 53.0   2.4 77 94   6 41   8 2.2 12.6   0.3 1623 0.00 0.00 0.028   0.004 0   0 80
Guerneville Rd (Prokopakis) 7/18/26 81.5   3.1 1544 53.8   7.6 0049 53.9   2.8 76 94   4 39   9 - - - 0.00 0.02 - - 100
SunnyView Vineyard (SCWC) 7/18/26 77.7   2.9 1625 53.0   9.0 0048 52.4   2.3 77 94   6 40   7 2.3 11.8   1.0 1614 0.00 0.00 0.159   0.036 529   105 90
Guerneville Rd West (Balletto) 7/18/26 77.2   2.8 1558 53.5   7.8 0040 54.5   2.4 81 96   3 49   9 2.8 11.7   2.4 1627 0.00 0.09 - - 80
Sanchietti Ranch 7/18/26 78.7   2.9 1623 54.2   5.2 0057 55.3   1.7 - 93   4 50   7 3.0 12.1   3.2 1431 0.00 0.00 - - 80
Occidental Rd (Sebastopol) 7/18/26 77.1   4.6 1643 53.1   7.4 2132 56.7   3.8 88 100   0 51   16 2.6 14.9   0.2 1459 0.00 0.00 - - 50
Harper's Rest (Windsor-West) 7/18/26 81.7   3.3 1519 52.5   6.7 0347 52.3   2.4 - 93   4 37   8 2.1 11.0   1.0 1721 0.00 0.00 - - 60
Lower Westside Rd (Ranch 12) 7/18/26 81.0   2.3 1557 53.2   7.6 0055 53.2   3.0 75 94   2 39   8 2.5 13.2   0.4 1724 0.00 0.00 - - 90
Guerneville (Laughlin Rd) 7/18/26 77.5   5.4 1402 51.4   6.8 2301 52.0   2.6 74 92   3 45   11 2.9 14.0   0.7 1603 0.00 0.00 - - 90
Korbel (Winery) 7/18/26 78.3   4.8 1444 53.1   6.1 2336 53.0   2.2 74 93   2 45   16 1.1 9.2   0.1 1455 0.00 0.00 - - 100
Forestville (Shone Farms) 7/18/26 82.7   1.6 1617 52.8   6.0 0040 53.7   2.5 76 95   1 39   7 2.2 11.7   0.7 1717 0.00 0.00 0.181   0.036 588   108 90
Forestville-NE (Ranch 30) 7/18/26 83.2   1.4 1621 52.7   8.9 0034 54.4   2.7 78 96   1 43   10 3.0 13.1   2.3 1712 0.00 0.00 0.190   0.039 608   107 20
Foggy Bend (Ranch 41) 7/18/26 81.9   2.1 1543 53.6   7.5 0058 55.0   2.1 78 94   2 48   10 2.0 11.9   0.4 1646 0.00 0.00 0.181   0.032 598   102 100
Last Stop 7/18/26 84.5   2.4 1559 51.6   7.7 2211 54.3   3.0 76 94   5 41   11 2.2 10.7   1.4 1702 0.00 0.00 0.179   0.041 569   121 50
Green Valley Vineyard 7/18/26 80.8   1.8 1522 51.4   5.6 2247 53.2   2.8 79 97   1 40   9 2.1 12.7   0.7 1619 0.00 0.01 0.070   0.022 162   108 80
Park Royal 7/18/26 79.0   1.9 1559 52.8   5.4 0051 52.5   2.1 77 95   4 41   7 - - - 0.00 0.00 - - 60
Merino 7/18/26 80.6   1.9 1556 53.4   9.3 0058 54.8   2.4 80 97   3 44   6 2.5 11.1   3.1 1721 0.00 0.00 0.179   0.043 586   119 90
Green Valley (Sanchietti) 7/18/26 82.8   2.6 1618 51.7   10.7 2322 - - - - - - - - - - - 90
Keefer Ranch (Green Valley) 7/18/26 79.3   3.0 1552 49.0   5.7 2324 53.8   3.0 79 94   3 46   9 - - - 0.00 0.00 - - 100
Graton-West (Dutton Ranch) 7/18/26 79.5   3.8 1536 49.4   5.4 2334 56.6   4.6 86 100   0 44   14 2.2 11.4   1.1 1443 0.00 0.01 - - 100
Graton-South (Mill Station Rd) 7/18/26 73.3   5.6 1603 51.8   9.8 0057 53.4   3.8 83 97   1 51   13 1.3 9.1   1.1 1625 0.00 0.00 - - 80
Occidental (Horseshoe Bend) 7/18/26 74.1   6.0 1558 50.4   3.9 0059 53.2   2.5 - 100   2 50   15 - - - 0.00 0.02 - - 60
Sexton Valley (Jacqueline's Blk) 7/18/26 72.6   6.5 1524 52.3   11.5 0059 54.5   3.4 85 97   2 57   14 1.6 14.6   4.4 1502 0.01 0.03 - - 80
Sebastopol Hills (Burnside Rd) 7/18/26 70.4   5.6 1536 50.6   3.6 0041 53.9   1.8 90 100   1 60   15 3.5 15.0   2.0 1702 0.00 0.00 - - 20
Pleasant Hill 7/18/26 77.4   3.5 1600 52.3   8.8 0059 53.2   3.2 - 95   2 45   10 2.5 12.0   0.1 1658 0.00 0.01 - - 90
Seaview/Fort Ross (Hirsch) 7/18/26 70.6   8.2 1905 49.3   4.3 0618 50.8   1.5 72 94   14 49   18 2.8 9.0   3.0 0333 0.00 0.01 0.186   0.028 743   0 80
Max   84.5 - 54.2 - 56.7 90 100 60 4.5 16.2 - 0.01 0.09 0.195 743 -
Avg   - - - - 51.8 77 - - 2.5 - - - - - - -
Min   70.4 - 49.0 - -9.8 29 84 0 0.0 0.0 - 0.00 0.00 0.028 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 7/19/26 5:42 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 7/18/26 78.3   2.6 1533 49.5   0.7 2215 51.6   2.4 98   2 41   7 1.6   0.3 10.3   0.2 1638 SSE | 152 0.00 0.01 0.156   0.037 516   105 100   0
Lower Bennett Valley 7/18/26 78.5   2.6 1430 52.3   10.5 0016 53.7   3.2 100   0 42   6 3.9   0.7 12.4   3.8 1454 S | 186 0.00 0.00 0.184   0.034 604   90 80   10
Kenwood (Wildwood) 7/18/26 84.1   0.5 1438 48.2   4.3 0114 52.2   4.0 96   4 36   3 3.0   1.7 13.2   0.2 1554 NNW | 337 0.00 0.00 0.206   0.005 653   8 100   20
Sonoma Valley (Bedrock) 7/18/26 86.0   3.3 1548 48.1   4.5 0139 50.2   1.9 92   2 31   1 - - - - 0.00 0.00 - - 100   10
Sonoma-West (Arnold) 7/18/26 87.3   3.1 1638 47.5   5.4 0206 50.8   2.1 93   2 29   3 2.7   0.7 15.2   1.5 1422 SSW | 199 0.00 0.00 0.237   0.015 707   82 90   10
Sonoma Valley HS 7/18/26 84.4   3.4 1538 51.5   4.7 0056 54.4   1.2 98   2 40   2 2.5   0.1 9.4   1.6 1925 SSW | 210 0.00 0.00 0.200   0.013 638   84 100   0
Sonoma East (Bundschu01) 7/18/26 82.1   2.1 1550 51.2   7.5 0216 52.1   1.8 94   0 36   0 3.0   0.6 15.1   1.5 1650 SSW | 193 0.00 0.00 0.202   0.010 631   63 100   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) 7/18/26 83.9   3.3 1602 52.4   7.2 2354 52.2   1.6 92   3 35   1 2.6   0.5 14.5   3.4 1711 WSW | 249 0.00 0.00 - - 100   10
Ricci Vineyards (Carneros) 7/18/26 83.9   3.5 1638 52.4   6.5 0039 52.7   1.6 94   1 34   2 4.6   0.2 14.5   2.7 2035 W | 279 0.00 0.01 0.211   0.009 658   69 100   10
Carneros (Ranch 71) 7/18/26 79.6   1.8 1642 52.1   1.0 2350 52.6   0.6 95   2 38   0 4.8   0.1 17.4   0.2 1914 W | 268 0.00 0.00 0.199   0.016 630   85 100   0
Carneros Upper (Ranch 81) 7/18/26 79.1   1.0 1555 52.2   0.0 0007 49.2   2.8 - - 6.7   0.4 20.2   0.6 2204 WSW | 247 - - - - 100   0
Carneros Lower (Ranch 81) 7/18/26 78.0   3.1 1453 52.9   6.6 0002 54.0   4.5 93   7 50   49 1.8   0.1 12.4   1.3 1357 SSE | 160 0.00 0.00 0.175   0.008 580   44 100   10
Rohnert Park-West (Stony Point) 7/18/26 72.3   4.0 1416 52.3   9.9 0059 54.2   2.0 97   2 58   13 2.7   0.2 15.1   3.8 1427 W | 263 0.00 0.00 - - 90   10
Cartograph Wines Base 7/18/26 70.1   4.1 1504 51.1   1.6 0050 54.1   1.1 97   1 63   12 4.3   0.1 22.2   2.0 1713 S | 178 0.00 0.02 0.150   0.039 568   108 50   10
Cartograph Wines Remote 7/18/26 71.8   6.2 1628 52.1   5.4 0050 - - - - - - - - - - - 90   10
Rice-Spivak Vineyard 7/18/26 72.6   4.4 1345 51.5   10.8 0059 - - - - - - - - - - - 90   10
Penngrove (Asellus) 7/18/26 75.9   4.7 1328 52.2   10.3 0059 52.4   2.8 95   2 46   10 3.1   0.2 14.0   0.0 1553 W | 280 0.00 0.00 - - 90   10
Petaluma (Ranch 10) 7/18/26 79.0   3.3 1443 53.9   11.2 0055 52.7   3.0 91   8 43   8 2.9   0.5 11.5   0.8 1612 NNW | 329 0.00 0.00 0.189   0.027 617   84 100   0
Max   87.3 - 53.9 - 54.4 100 63 6.7 22.2 - - 0.00 0.02 0.237 707 -
Avg   - - - - 52.4 - - 3.3 - - - - - - - -
Min   70.1 - 47.5 - 49.2 91 29 1.6 9.4 - - 0.00 0.00 0.150 516 -