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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 9/11/26 11:20 PM 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) 9/10/26 97.8   4.0 1210 67.1   3.5 0031 30.9   7.0 16   6 30   1 8   1 8.6   2.5 28.5   8.3 2028 NW | 314 0.00 0.33 0.317   0.103 579   216 90   10
Rockpile Lower (Cooley) 9/10/26 100.1   3.4 1602 71.4   1.4 2345 31.8   7.4 15   7 28   6 8   4 4.6   1.6 20.8   7.2 1958 WNW | 293 0.00 0.33 - - 80   10
Cloverdale-East (Ranch 83) 9/10/26 105.3   5.1 1434 55.7   11.0 0056 41.8   1.1 - - - 3.4   1.1 16.1   3.8 0840 N | 3 0.00 0.12 0.236   0.039 518   136 80   10
Cloverdale-SE (Ranch 38) 9/10/26 105.4   6.7 1516 58.3   8.6 0059 43.1   0.8 27   1 80   39 10   2 5.9   1.4 23.2   2.3 1625 NNW | 342 0.00 0.11 0.265   0.026 432   97 40   10
Geyserville-North (Hoffman) 9/10/26 105.9   4.2 1349 57.8   1.8 0101 51.9   3.4 46   7 86   13 15   0 2.6   0.6 16.2   5.1 1634 SW | 236 0.00 0.00 0.202   0.055 465   133 10   10
Geyserville (Ranch 3) 9/10/26 103.6   4.3 1521 56.7   2.1 0059 48.3   3.0 43   9 85   21 11   1 2.5   0.1 17.2   6.5 1757 WSW | 247 0.00 0.13 0.206   0.045 464   112 50   10
Geyserville-East (Ranch 40) 9/10/26 104.5   4.2 1428 55.6   9.3 0056 48.2   2.7 37   7 91   44 14   2 4.4   1.7 17.4   6.0 1709 W | 268 0.00 0.12 0.241   0.071 494   127 10   10
Geyserville-South (Nervo Station) 9/10/26 104.1   1.7 1506 57.1   3.8 0059 - - - - 2.5   0.6 16.8   4.7 1718 W | 276 0.00 0.21 - - 20   10
Peterson (Ranch 09) 9/10/26 103.2   4.1 1506 55.4   2.3 0059 48.3   2.1 47   2 87   7 10   1 2.9   0.8 16.5   5.4 1624 SW | 214 0.00 0.20 0.212   0.059 502   144 10   10
Crazy Creek Ranch 9/10/26 104.1   3.9 1428 55.3   0.4 0059 50.8   2.7 45   3 87   12 14   3 1.9   0.1 14.8   0.8 1426 SSW | 196 0.00 0.23 0.211   0.052 554   165 30   10
Whitton Ranch (201e) 9/10/26 104.8   3.7 1429 55.7   3.9 0058 48.7   2.4 47   4 91   6 11   1 2.4   0.4 14.4   4.1 1431 WNW | 284 0.00 0.29 0.187   0.039 433   102 40   10
Lytton East (Shop Hill Bottom) 9/10/26 104.2   4.0 1442 54.9   0.3 0058 46.7   1.8 43   5 90   17 9   1 2.5   0.7 13.2   4.1 1628 W | 277 0.00 0.27 0.213   0.052 534   147 30   10
Lytton East (Hill 5) 9/10/26 104.2   3.8 1440 55.4   3.3 0059 47.0   2.3 41   7 91   28 10   1 4.0   1.0 18.3   3.5 1711 WNW | 283 0.00 0.25 0.229   0.053 472   131 20   10
Lytton West Lower (Lew 6) 9/10/26 102.8   4.4 1415 55.2   1.9 0055 47.6   1.4 46   3 90   11 10   1 3.2   1.4 17.0   6.8 1633 WSW | 252 0.00 0.28 0.235   0.075 541   160 30   10
Lytton West Hill (23PS) 9/10/26 102.5   4.0 1544 56.0   4.5 0058 47.3   1.4 42   7 91   28 10   1 3.5   1.0 16.8   7.0 1952 SE | 126 0.00 0.26 0.228   0.060 548   160 40   10
Big River 9/10/26 103.3   5.9 1527 57.4   3.5 0059 50.8   2.2 43   6 87   28 14   2 2.0   0.8 13.1   4.8 1653 WSW | 248 0.00 0.28 0.204   0.061 544   151 50   10
Jimtown-North (Piccolo Ranch 15) 9/10/26 103.7   3.6 1521 52.7   0.4 0054 46.3   1.6 42   2 80   5 10   1 1.9   0.7 15.6   6.8 1740 SW | 226 0.00 0.20 0.194   0.063 472   143 30   10
HWY 128/Chalk Hill Rd (Landslide) 9/10/26 104.3   3.3 1534 55.6   3.3 0036 51.5   0.6 51   3 91   0 12   2 1.9   1.1 15.1   6.0 1736 SSE | 165 0.00 0.31 0.189   0.065 462   138 30   10
N Chalk Hill Rd (Ranch 63) 9/10/26 101.5   1.5 1554 54.6   4.0 0029 50.6   0.5 50   3 87   2 11   0 1.9   0.9 14.9   7.2 1510 WNW | 292 0.00 0.29 0.191   0.063 480   139 40   10
Newman Knights Valley 8/16/26 87.7   7.5 1555 53.8   0.1 0712 56.9   1.1 71   5 89   2 46   12 3.1   0.4 13.6   1.9 1647 SW | 220 0.00 0.00 - - 60   10
Knights Valley (Bavarian Lion) 9/10/26 101.9   3.4 1505 52.5   1.1 0034 46.7   1.4 45   2 89   2 10   3 2.5   0.4 15.8   5.4 1755 WNW | 300 0.00 0.26 0.211   0.051 525   133 30   10
Red Tail 9/10/26 100.1   3.6 1307 52.1   3.7 0059 52.9   0.5 50   1 88   8 19   1 2.3   0.4 14.5   4.2 1634 E | 93 0.00 0.29 0.201   0.056 517   136 50   10
Franz Valley (Stornetta) 9/10/26 101.7   3.2 1432 55.3   4.8 0055 48.4   0.8 - 84   6 10   1 1.6   0.5 12.5   3.3 1620 WNW | 290 0.00 0.43 - - 30   10
Upper Dry Creek Valley 9/10/26 102.0   2.3 1542 56.7   2.0 0101 47.2   0.4 41   1 86   7 10   1 2.7   1.2 17.0   6.8 1650 W | 268 0.00 0.14 0.214   0.069 524   160 70   10
Lower Dry Creek Valley 9/10/26 102.5   1.7 1431 56.2   1.1 0101 48.6   0.1 48   3 89   11 10   0 2.7   2.0 17.7   8.4 1832 N | 355 0.00 0.26 0.217   0.083 507   150 50   10
Max   105.9 - 71.4 - 52.9 51 91 19 8.6 28.5 - - 0.00 0.43 0.317 579 -
Avg   - - - - 46.7 41 - - 3.1 - - - - - - - -
Min   97.8 - 52.1 - 30.9 15 28 8 1.6 12.5 - - 0.00 0.00 0.187 432 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 9/11/26 11:20 PM 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) 9/10/26 104.3   4.9 1515 55.6   4.5 0058 54.8   1.7 54 83   5 13   2 1.7 16.7   9.3 1744 0.00 0.50 0.203   0.067 524   149 0
Windsor-East (Ranch 16) 9/10/26 97.9   1.5 1329 56.8   0.2 0050 52.0   3.8 52 89   14 16   5 4.0 16.7   6.4 1753 0.00 0.23 0.226   0.081 540   176 60
Mark West-North (Ranch 14) 9/10/26 97.8   1.1 1510 56.4   0.2 0055 52.1   3.5 52 90   11 18   5 2.1 13.3   6.9 1703 0.00 0.24 - - 20
Windsor-SE (Silk Rd) 9/10/26 101.4   4.0 1505 55.4   2.4 0049 52.7   0.9 58 94   2 11   2 2.2 15.0   6.9 1519 0.00 0.32 0.206   0.073 532   171 50
Fulton-NW (Ranch 5) 9/10/26 100.2   2.7 1543 56.1   1.3 0024 53.7   3.1 57 92   10 12   3 4.1 16.2   8.7 1647 0.00 0.23 0.221   0.081 538   163 50
Bisordi (Fulton) 9/10/26 96.1   0.8 1446 56.6   3.6 0010 56.4   2.1 62 90   1 25   6 2.3 15.0   7.4 1731 0.00 0.22 0.204   0.062 567   172 50
Windsor-South (Laughlin Rd) 9/10/26 104.7   6.3 1457 55.2   1.5 0055 52.6   2.2 55 92   13 11   4 - - - 0.00 0.17 - - 40
Fulton-SE (Barnes Rd) 9/10/26 95.4   2.9 1443 57.2   0.8 0059 54.8   3.4 57 89   5 23   7 2.0 14.2   6.4 1636 0.00 0.29 - - 50
Fulton-SW (Ranch 21) 9/10/26 100.1   2.4 1510 55.4   0.7 0055 53.1   3.6 57 94   11 12   2 3.3 14.8   6.7 1850 0.00 0.20 0.222   0.077 575   182 50
NW Santa Rosa (Piner Road) 9/10/26 100.1   1.8 1458 55.5   1.6 0051 57.4   3.5 68 100   0 15   2 2.3 14.0   5.9 1523 0.00 0.00 - - 50
River Rd South (Denner Ranch) 9/10/26 101.7   2.4 1439 53.7   0.6 0054 39.1   11.3 49 100   0 0   0 4.5 18.4   8.1 1522 - - - - 60
West Santa Rosa (LOV Vineyard) 8/25/26 85.6   5.6 1427 51.5   1.4 0051 53.4   2.0 73 96   2 24   16 1.5 11.9   1.3 1443 0.00 0.00 0.029   0.002 0   0 100
Guerneville Rd (Prokopakis) 9/10/26 104.3   2.9 1436 55.2   1.9 0052 53.9   2.1 60 95   3 10   3 - - - 0.00 0.21 - - 10
SunnyView Vineyard (SCWC) 9/10/26 97.9   1.8 1519 54.9   2.9 0042 53.0   3.5 60 94   4 13   3 1.9 14.2   5.8 1506 0.00 0.27 0.170   0.037 466   132 60
Guerneville Rd West (Balletto) 9/10/26 99.6   0.9 1441 54.3   1.1 0058 56.5   1.6 65 95   3 16   1 2.6 14.1   6.5 1509 0.00 0.43 - - 50
Sanchietti Ranch 9/10/26 95.0   5.3 1438 54.8   1.1 0059 57.7   3.2 - 94   3 27   11 3.3 14.0   2.8 1643 0.00 0.28 - - 60
Occidental Rd (Sebastopol) 9/10/26 94.8   5.1 1436 52.0   0.8 0049 56.8   3.9 70 100   0 22   8 2.4 17.1   8.6 1453 0.00 0.20 - - 50
Harper's Rest (Windsor-West) 9/10/26 102.2   5.9 1426 52.9   1.2 0056 50.0   0.6 - 93   12 9   4 1.9 12.4   5.7 1558 0.00 0.45 - - 40
Lower Westside Rd (Ranch 12) 9/10/26 101.5   4.8 1422 54.6   1.3 0037 51.6   0.7 56 92   4 11   1 2.1 13.9   6.2 1629 0.00 0.45 - - 60
Guerneville (Laughlin Rd) 9/10/26 96.4   0.7 1403 51.7   0.2 0058 54.1   0.4 64 92   2 19   2 1.9 14.4   4.6 1425 0.00 0.81 - - 60
Korbel (Winery) 9/10/26 97.9   0.3 1400 54.1   1.0 0101 53.8   1.8 60 94   0 15   0 0.4 13.3   5.6 1421 0.00 0.52 - - 60
Forestville (Shone Farms) 9/10/26 102.5   4.7 1449 54.5   1.3 0053 52.8   1.3 54 93   9 11   4 2.0 14.8   7.7 1414 0.00 0.43 0.196   0.060 520   167 50
Forestville-NE (Ranch 30) 9/10/26 101.7   1.5 1449 53.1   0.1 0055 54.7   0.4 59 95   2 15   3 2.3 15.2   8.6 1407 0.00 0.40 0.213   0.081 546   181 0
Foggy Bend (Ranch 41) 9/10/26 100.2   3.8 1350 52.9   0.2 0058 57.4   0.3 62 93   0 23   3 2.0 16.3   8.1 1621 0.00 0.42 0.208   0.070 543   173 50
Last Stop 9/10/26 101.6   4.5 1330 51.8   0.7 0047 52.8   0.1 57 95   4 13   2 1.9 16.7   8.9 1705 0.00 0.39 0.202   0.062 537   170 0
Green Valley Vineyard 9/10/26 97.6   2.1 1403 52.8   3.5 0042 49.1   1.1 50 95   18 9   5 2.6 19.1   10.3 1558 0.00 0.57 0.163   0.125 332   327 20
Park Royal 9/10/26 95.7   3.2 1503 55.6   2.1 0035 53.2   4.9 58 93   9 18   8 - - - 0.00 0.21 - - 50
Merino 9/10/26 97.6   3.1 1517 55.0   3.9 2318 56.4   3.6 66 98   1 23   8 2.4 13.1   4.2 1634 0.00 0.33 0.204   0.065 554   167 60
Green Valley (Sanchietti) 9/10/26 101.3   3.2 1359 52.2   2.9 0001 - - - - - - - - - - - 50
Keefer Ranch (Green Valley) 9/10/26 98.3   2.5 1350 50.9   0.9 0056 53.4   2.1 62 94   2 13   5 - - - 0.00 0.48 - - 20
Graton-West (Dutton Ranch) 9/10/26 100.6   2.8 1410 51.6   1.7 0055 54.1   1.3 65 100   0 10   3 1.7 14.1   5.8 1640 0.00 0.61 - - 50
Graton-South (Mill Station Rd) 9/10/26 90.8   5.3 1447 55.4   4.3 0059 55.7   3.6 67 95   1 25   11 1.4 9.4   4.9 1457 0.00 0.40 - - 30
Occidental (Horseshoe Bend) 9/10/26 93.4   0.2 1413 53.9   10.3 0039 51.0   1.8 - 97   41 14   4 - - - 0.00 0.75 - - 50
Sexton Valley (Jacqueline's Blk) 9/10/26 89.2   7.4 1415 55.7   3.4 0058 58.2   2.6 71 96   0 35   15 1.6 13.3   4.6 1514 0.00 0.27 - - 60
Sebastopol Hills (Burnside Rd) 9/10/26 87.0   8.7 1417 54.5   10.4 0058 55.9   6.1 64 100   44 36   20 3.6 15.8   8.5 1621 0.00 0.00 - - 100
Pleasant Hill 9/10/26 92.2   6.0 1413 50.7   8.1 0004 53.3   3.9 - 96   28 26   10 2.1 12.6   4.4 1502 0.00 0.49 - - 60
Seaview/Fort Ross (Hirsch) 9/10/26 91.6   1.8 1411 69.5   6.5 0054 32.0   6.6 18 29   0 7   6 3.0 13.9   3.4 1739 0.00 0.07 0.219   0.064 536   194 80
Max   104.7 - 69.5 - 58.2 71 100 36 4.5 19.1 - 0.00 0.81 0.226 575 -
Avg   - - - - 53.0 58 - - 2.4 - - - - - - -
Min   87.0 - 50.7 - 32.0 18 29 0 0.4 9.4 - 0.00 0.00 0.163 332 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 9/11/26 11:20 PM 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 9/10/26 95.7   0.9 1320 52.9   15.1 0101 45.6   2.6 93   49 17   5 2.3   0.1 10.0   1.0 1246 SE | 142 0.00 0.02 0.175   0.036 424   128 80   10
Lower Bennett Valley 9/10/26 97.6   0.8 1258 55.2   3.2 0042 51.9   3.8 98   8 15   4 3.1   1.2 14.4   3.5 1825 SE | 134 0.00 0.39 0.200   0.038 510   129 50   10
Kenwood (Wildwood) 9/10/26 99.6   0.0 1311 56.8   1.7 0058 47.2   1.4 87   7 11   3 3.4   0.7 14.0   2.3 1432 NNW | 341 0.00 0.21 0.207   0.035 506   101 0   10
Sonoma Valley (Bedrock) 9/10/26 100.8   1.9 1422 55.8   1.7 0053 44.2   0.2 83   9 7   2 - - - - 0.00 0.29 - - 60   10
Sonoma-West (Arnold) 9/10/26 99.9   2.2 1229 53.9   1.2 0059 46.9   1.4 86   9 8   1 2.7   0.5 19.2   4.8 1609 W | 276 0.00 0.35 0.240   0.046 589   108 20   10
Sonoma Valley HS 9/10/26 99.9   2.9 1231 56.6   0.1 0059 53.8   1.0 92   5 12   2 2.6   1.5 12.7   9.1 1804 SSW | 209 0.00 0.01 0.206   0.044 522   86 50   10
Sonoma East (Bundschu01) 9/10/26 99.5   3.1 1300 56.1   1.7 0059 48.7   1.3 89   9 8   2 3.8   1.6 23.0   8.8 1551 SW | 224 0.00 0.23 0.220   0.035 521   72 60   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) 9/10/26 99.4   6.1 1324 56.1   1.7 0057 48.1   1.2 88   9 9   2 3.1   1.8 20.2   6.4 1525 WSW | 256 0.00 0.18 - - 60   10
Ricci Vineyards (Carneros) 9/10/26 99.4   3.9 1313 57.1   2.9 0059 48.6   1.6 90   8 10   0 5.0   2.1 23.8   9.2 1831 W | 261 0.00 0.12 0.248   0.040 541   76 70   10
Carneros (Ranch 71) 9/10/26 96.3   4.7 1309 55.8   8.1 0059 46.1   0.9 92   37 10   1 5.9   2.9 31.2   13.3 1630 WSW | 255 0.00 0.07 0.268   0.056 528   75 90   10
Carneros Upper (Ranch 81) 9/10/26 98.0   4.5 1336 56.2   9.2 0056 46.6   2.0 - - 9.3   4.3 33.2   14.5 1650 WSW | 251 - - - - 40   10
Carneros Lower (Ranch 81) 9/10/26 103.7   4.3 1415 57.2   1.7 0101 51.0   1.7 89   7 10   0 1.1   0.0 12.9   0.9 1754 WNW | 293 0.00 0.01 0.028   0.003 0   0 50   10
Rohnert Park-West (Stony Point) 9/10/26 88.8   9.7 1341 56.1   5.5 2220 56.2   4.8 96   4 33   16 2.0   1.0 18.3   8.0 1428 WSW | 238 0.00 0.19 - - 50   10
Cartograph Wines Base 9/10/26 83.2   13.0 1352 55.2   6.4 0055 56.4   6.1 97   33 40   21 5.8   3.4 24.8   11.6 1457 S | 172 0.00 0.30 0.178   0.017 528   142 40   20
Cartograph Wines Remote 9/10/26 86.5   10.3 1108 56.1   1.6 0052 - - - - - - - - - - - 60   20
Rice-Spivak Vineyard 9/10/26 87.3   12.2 1353 55.7   6.9 0058 - - - - - - - - - - - 70   20
Penngrove (Asellus) 9/10/26 92.6   5.4 1405 56.2   3.7 2213 52.5   5.1 94   9 21   11 1.7   0.2 11.4   0.4 1504 WSW | 247 0.00 0.53 - - 20   10
Petaluma (Ranch 10) 9/10/26 94.1   5.3 1250 57.3   4.6 2234 51.4   4.4 91   9 15   2 3.2   1.9 15.0   3.3 1816 NW | 314 0.00 0.09 0.195   0.040 506   116 60   10
Max   103.7 - 57.3 - 56.4 98 40 9.3 33.2 - - 0.00 0.53 0.268 589 -
Avg   - - - - 49.7 - - 3.7 - - - - - - - -
Min   83.2 - 52.9 - 44.2 83 7 1.1 10.0 - - 0.00 0.01 0.028 0 -