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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 9/14/26 2:08 AM 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) 9/13/26 73.5   5.4 1524 48.2   1.8 0630 45.5   11.7 67   28 92   3 31   19 9.6   2.0 29.6   18.0 1757 WNW | 299 0.00 0.33 0.178   0.062 566   19 90   10
Rockpile Lower (Cooley) 9/13/26 74.0   8.5 1513 51.8   2.5 0434 46.2   11.4 61   27 84   7 30   19 7.4   1.0 22.2   5.6 1726 W | 270 0.00 0.33 - - 80   10
Cloverdale-East (Ranch 83) 9/13/26 81.6   6.0 1533 47.6   0.5 0440 46.1   1.2 - - - 3.6   0.7 17.6   9.4 1034 NNW | 328 0.00 0.12 0.183   0.001 532   13 80   20
Cloverdale-SE (Ranch 38) 9/13/26 81.9   5.5 1622 54.1   0.2 0656 47.2   0.7 56   2 77   11 28   3 7.8   1.6 26.0   1.5 1054 NNW | 340 0.00 0.11 0.184   0.003 452   10 70   20
Geyserville-North (Hoffman) 9/13/26 82.4   9.6 1501 48.5   0.3 0705 47.7   2.2 54   6 88   7 27   1 4.6   1.3 16.7   5.5 0957 W | 277 0.00 0.00 0.182   0.003 506   19 20   20
Geyserville (Ranch 3) 9/13/26 81.6   6.6 1510 48.5   0.8 0703 46.0   2.4 51   7 88   12 24   0 5.5   1.4 18.0   1.4 1030 WNW | 283 0.00 0.13 0.194   0.005 497   22 50   20
Geyserville-East (Ranch 40) 9/13/26 81.4   6.4 1520 52.4   0.5 0637 47.6   2.7 57   6 82   15 27   0 5.5   0.8 19.0   3.1 1049 W | 280 0.00 0.12 0.182   0.002 514   10 40   20
Geyserville-South (Nervo Station) 9/13/26 82.5   7.0 1419 53.4   1.8 0709 - - - - 5.4   1.4 19.5   3.4 2041 NW | 309 0.00 0.21 - - 50   20
Peterson (Ranch 09) 9/13/26 82.1   5.1 1533 46.1   0.9 0719 44.8   2.0 51   6 91   2 21   2 5.7   1.6 21.0   2.3 2059 WNW | 296 0.00 0.20 0.198   0.007 516   8 0   0
Crazy Creek Ranch 9/13/26 82.0   6.4 1611 45.8   2.5 0712 47.5   2.4 57   4 94   5 27   0 4.1   0.6 19.6   4.4 1934 WNW | 291 0.00 0.23 0.192   0.002 547   16 30   20
Whitton Ranch (201e) 9/13/26 82.8   6.5 1612 43.6   0.2 0715 46.2   1.3 54   7 100   0 22   2 4.4   1.0 17.8   0.6 2055 WNW | 297 0.00 0.29 0.171   0.003 442   15 40   20
Lytton East (Shop Hill Bottom) 9/13/26 81.8   7.4 1526 49.0   0.3 0700 45.9   1.9 53   6 91   9 23   2 4.6   0.9 17.4   3.7 2011 WNW | 286 0.00 0.27 0.196   0.003 545   3 60   20
Lytton East (Hill 5) 9/13/26 80.6   8.7 1546 53.4   1.6 0705 46.4   2.4 52   7 82   14 25   3 8.0   2.5 21.3   5.9 1117 NW | 305 0.00 0.25 0.203   0.005 480   0 50   20
Lytton West Lower (Lew 6) 9/13/26 81.3   7.8 1530 47.3   0.3 0710 46.1   1.6 54   6 92   7 24   3 5.3   1.2 16.6   4.6 1150 WSW | 258 0.00 0.28 0.201   0.001 548   3 60   20
Lytton West Hill (23PS) 9/13/26 82.0   7.5 1519 53.7   2.6 0654 46.7   2.3 52   8 85   14 24   5 5.5   1.1 17.1   6.8 1404 WNW | 295 0.00 0.26 0.204   0.003 559   4 70   20
Big River 9/13/26 81.7   5.8 1544 52.3   1.9 0708 48.4   1.8 56   7 88   10 27   0 3.6   0.3 13.9   11.9 0219 WSW | 253 0.00 0.28 0.183   0.006 557   10 80   20
Jimtown-North (Piccolo Ranch 15) 9/13/26 82.3   7.1 1613 44.6   2.1 0642 44.1   2.0 52   5 100   0 21   1 3.3   0.4 17.3   9.9 1953 WNW | 300 0.00 0.20 0.168   0.000 462   2 30   20
HWY 128/Chalk Hill Rd (Landslide) 9/13/26 84.6   4.9 1617 43.4   4.0 0554 45.2   2.7 59   0 94   1 22   1 2.1   0.6 16.8   1.5 1119 NNW | 329 0.00 0.31 0.157   0.011 458   8 60   20
N Chalk Hill Rd (Ranch 63) 9/13/26 82.6   5.0 1535 41.5   3.8 0657 44.8   1.9 56   2 98   0 23   1 3.0   0.6 14.3   9.6 1352 W | 267 0.00 0.29 0.168   0.009 472   13 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) 9/13/26 81.9   5.3 1556 38.6   6.4 0702 43.3   2.4 59   2 97   0 22   0 2.6   1.4 14.2   8.0 1518 N | 349 0.00 0.26 0.171   0.022 523   8 0   10
Red Tail 9/13/26 82.8   3.8 1621 46.1   1.7 0721 48.1   1.6 61   1 92   3 29   1 3.0   1.1 14.8   8.9 1357 SSW | 196 0.00 0.29 0.172   0.019 532   8 80   20
Franz Valley (Stornetta) 9/13/26 82.7   3.0 1716 41.3   5.0 0714 44.1   2.0 - 95   0 22   2 1.8   0.6 12.7   4.5 1313 NNW | 344 0.00 0.43 - - 60   20
Upper Dry Creek Valley 9/13/26 80.9   8.5 1632 48.8   1.2 0659 47.1   1.1 55   4 91   4 25   4 4.3   0.8 15.2   6.2 1534 WNW | 301 0.00 0.14 0.190   0.005 547   8 40   10
Lower Dry Creek Valley 9/13/26 82.5   8.0 1623 47.5   0.3 0705 46.2   1.9 53   7 100   0 23   5 5.6   0.9 18.2   6.2 1840 WNW | 300 0.00 0.26 0.202   0.000 511   0 80   20
Max   84.6 - 54.1 - 48.4 67 100 31 9.6 29.6 - - 0.00 0.43 0.204 566 -
Avg   - - - - 46.1 56 - - 4.8 - - - - - - - -
Min   73.5 - 38.6 - 43.3 51 77 21 1.8 12.7 - - 0.00 0.00 0.157 442 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 9/14/26 2:08 AM 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) 9/13/26 85.2   3.6 1645 50.4   1.3 0654 48.9   1.6 56 84   0 26   2 0.0 15.6   5.0 1912 0.00 0.50 0.135   0.017 494   32 30
Windsor-East (Ranch 16) 9/13/26 84.9   2.2 1615 45.1   2.0 0709 46.0   1.5 56 95   0 20   4 2.6 14.8   3.5 1722 0.00 0.23 0.176   0.017 535   12 90
Mark West-North (Ranch 14) 9/13/26 83.4   4.8 1525 47.3   1.4 0659 45.6   1.6 54 90   6 19   3 1.3 12.0   0.7 1658 0.00 0.24 - - 50
Windsor-SE (Silk Rd) 9/13/26 83.0   3.7 1524 42.9   3.9 0640 46.1   1.8 61 94   3 20   6 1.9 11.8   4.1 1114 0.00 0.32 0.167   0.014 520   0 80
Fulton-NW (Ranch 5) 9/13/26 81.0   4.5 1441 45.0   2.8 0659 47.3   0.9 59 95   0 24   4 2.5 13.1   7.8 1138 0.00 0.23 0.175   0.023 539   1 80
Bisordi (Fulton) 9/13/26 81.3   4.6 1444 43.7   2.6 0548 48.9   1.0 63 93   2 28   3 2.2 12.8   9.9 1515 0.00 0.22 0.177   0.012 573   13 80
Windsor-South (Laughlin Rd) 9/13/26 83.7   3.8 1612 48.8   0.4 0650 48.1   0.6 58 90   5 23   3 - - - 0.00 0.17 - - 70
Fulton-SE (Barnes Rd) 9/13/26 83.0   3.1 1433 46.8   2.6 0612 48.4   1.1 60 93   1 25   3 0.6 8.2   14.0 2011 0.00 0.29 - - 100
Fulton-SW (Ranch 21) 9/13/26 81.5   4.1 1352 46.0   1.9 0635 47.6   0.6 61 94   1 23   3 2.6 13.8   5.3 1508 0.00 0.20 0.183   0.014 570   14 80
NW Santa Rosa (Piner Road) 9/13/26 81.0   4.8 1336 43.8   2.5 0708 51.0   0.2 71 100   0 28   4 1.9 13.6   2.4 1622 0.00 0.00 - - 80
River Rd South (Denner Ranch) 9/13/26 80.5   4.8 1249 46.6   0.1 0709 33.0   24.0 50 100   0 0   0 3.8 17.3   3.7 1656 - - - - 90
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) 9/13/26 84.4   5.0 1438 45.6   1.2 0708 48.6   0.6 61 96   2 23   1 - - - 0.00 0.22 - - 40
SunnyView Vineyard (SCWC) 9/13/26 80.1   5.7 1315 41.6   3.4 0638 46.2   1.1 63 95   1 24   2 2.2 13.9   3.5 1627 0.00 0.27 0.157   0.010 464   10 60
Guerneville Rd West (Balletto) 9/13/26 79.8   5.7 1620 44.3   3.4 0644 49.8   1.2 67 96   2 31   2 2.6 13.2   3.0 1124 0.00 0.43 - - 100
Sanchietti Ranch 9/13/26 80.2   5.6 1411 44.4   2.5 0651 50.5   1.4 - 95   2 34   0 2.7 16.7   2.8 1335 0.00 0.28 - - 90
Occidental Rd (Sebastopol) 9/13/26 80.5   5.2 1554 44.4   2.1 0658 51.6   0.6 74 100   0 31   1 2.4 17.3   3.1 1315 0.00 0.20 - - 100
Harper's Rest (Windsor-West) 9/13/26 83.0   3.6 1627 46.2   2.4 0635 45.7   2.2 - 94   4 21   3 2.1 12.6   2.7 1034 0.00 0.45 - - 40
Lower Westside Rd (Ranch 12) 9/13/26 82.4   3.8 1454 45.0   3.0 0707 46.1   2.1 60 93   7 22   4 2.1 13.4   3.6 1219 0.00 0.45 - - 90
Guerneville (Laughlin Rd) 9/13/26 81.1   0.9 1537 43.8   5.2 0703 47.5   1.8 64 94   3 24   3 2.1 15.4   1.5 1356 0.00 0.81 - - 100
Korbel (Winery) 9/13/26 80.0   3.9 1557 45.8   5.1 0537 48.5   1.6 65 96   2 27   1 1.5 14.2   0.7 1454 0.00 0.52 - - 100
Forestville (Shone Farms) 9/13/26 82.9   3.8 1615 52.7   2.7 0051 48.9   1.0 58 86   9 24   4 2.3 16.1   0.8 1041 0.00 0.43 0.169   0.003 519   7 100
Forestville-NE (Ranch 30) 9/13/26 82.5   3.2 1630 47.3   1.2 0556 49.9   0.7 65 94   4 28   3 3.0 16.5   1.7 1159 0.00 0.40 0.179   0.001 540   3 30
Foggy Bend (Ranch 41) 9/13/26 80.5   4.8 1449 48.0   0.2 0548 51.2   1.1 68 94   3 34   2 3.4 16.4   0.3 1153 0.00 0.42 0.176   0.000 540   1 100
Last Stop 9/13/26 80.3   5.9 1600 49.5   3.0 0631 49.7   0.6 65 93   5 32   2 2.7 13.7   0.1 1251 0.00 0.39 0.166   0.006 532   4 60
Green Valley Vineyard 9/13/26 77.1   5.4 1322 51.0   2.0 0208 49.2   0.6 63 91   7 30   6 3.3 18.0   1.8 1459 0.00 0.57 0.050   0.006 1   1 80
Park Royal 9/13/26 80.7   4.6 1332 44.8   2.2 0626 46.7   1.3 60 93   1 24   0 - - - 0.00 0.21 - - 80
Merino 9/13/26 82.7   5.7 1452 42.0   2.8 0709 48.9   1.5 69 100   0 29   2 1.8 12.8   0.8 1459 0.00 0.33 0.172   0.009 559   5 90
Green Valley (Sanchietti) 9/13/26 80.4   5.5 1550 39.1   3.8 0658 - - - - - - - - - - - 100
Keefer Ranch (Green Valley) 9/13/26 77.4   5.4 1631 44.6   1.5 0653 49.6   0.8 71 97   0 39   5 - - - 0.00 0.48 - - 80
Graton-West (Dutton Ranch) 9/13/26 78.6   6.5 1443 46.6   0.1 0714 51.2   0.4 73 100   0 31   3 2.1 14.2   1.0 1505 0.00 0.61 - - 100
Graton-South (Mill Station Rd) 9/13/26 76.9   5.0 1614 43.4   0.6 0630 48.6   0.4 68 96   0 33   2 1.1 9.5   0.6 1647 0.00 0.40 - - 60
Occidental (Horseshoe Bend) 9/13/26 72.1   7.3 1549 49.9   1.0 0339 50.1   1.3 - 93   4 45   12 - - - 0.00 0.75 - - 80
Sexton Valley (Jacqueline's Blk) 9/13/26 76.2   6.0 1551 44.4   1.4 0637 50.6   0.8 74 99   0 43   6 2.4 15.5   0.2 1432 0.00 0.27 - - 90
Sebastopol Hills (Burnside Rd) 9/13/26 75.1   4.7 1548 55.0   3.2 0638 51.4   1.0 66 84   15 43   3 2.6 13.1   1.6 1305 0.00 0.00 - - 100
Pleasant Hill 9/13/26 79.5   3.2 1429 48.6   0.6 0602 49.5   0.5 - 94   5 32   0 2.6 15.6   1.0 1314 0.00 0.49 - - 90
Seaview/Fort Ross (Hirsch) 9/13/26 67.2   8.0 1458 49.8   1.2 0539 48.3   12.5 71 91   6 50   39 4.9 17.9   2.0 1927 0.00 0.07 0.147   0.029 546   18 80
Max   85.2 - 55.0 - 51.6 74 100 50 4.9 18.0 - 0.00 0.81 0.183 573 -
Avg   - - - - 48.3 64 - - 2.3 - - - - - - -
Min   67.2 - 39.1 - 33.0 50 84 0 0.0 8.2 - 0.00 0.00 0.050 1 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 9/14/26 2:08 AM 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 9/13/26 80.1   1.7 1534 48.5   5.5 0641 46.6   0.9 92   15 23   7 2.0   0.2 10.0   1.5 1349 SW | 215 0.00 0.02 0.129   0.007 404   3 100   0
Lower Bennett Valley 9/13/26 79.2   0.8 1405 39.6   4.2 0706 46.4   2.1 100   0 24   8 2.9   0.9 14.4   4.3 1439 WSW | 246 0.00 0.39 0.163   0.008 511   2 100   10
Kenwood (Wildwood) 9/13/26 79.6   2.5 1508 43.3   4.1 0555 46.0   2.7 100   0 22   3 2.6   0.3 14.3   7.8 1629 NNW | 342 0.00 0.21 0.161   0.008 506   2 60   20
Sonoma Valley (Bedrock) 9/13/26 79.2   5.0 1417 50.8   4.0 0059 45.7   1.1 86   10 21   1 - - - - 0.00 0.29 - - 90   20
Sonoma-West (Arnold) 9/13/26 78.8   3.7 1248 46.9   0.4 0411 46.6   0.7 90   0 26   5 3.8   0.2 24.4   0.1 1512 SW | 232 0.00 0.35 0.199   0.007 600   4 80   20
Sonoma Valley HS 9/13/26 77.1   3.1 1349 47.3   2.7 0654 50.7   1.1 97   3 35   3 2.4   0.3 15.5   7.9 1535 WNW | 292 0.00 0.01 0.163   0.006 539   2 100   10
Sonoma East (Bundschu01) 9/13/26 78.5   2.8 1332 43.4   4.6 0648 46.8   1.3 93   1 27   6 3.3   0.1 21.0   2.2 1404 WSW | 250 0.00 0.23 0.176   0.002 542   18 100   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) 9/13/26 79.7   3.1 1442 43.6   4.7 0635 47.0   1.5 92   1 25   9 3.4   0.0 19.2   1.3 1507 WSW | 258 0.00 0.18 - - 100   0
Ricci Vineyards (Carneros) 9/13/26 78.6   4.9 1354 45.6   4.3 0637 48.2   1.5 92   2 27   5 5.0   0.4 19.3   1.1 1625 W | 270 0.00 0.12 0.189   0.003 560   13 100   20
Carneros (Ranch 71) 9/13/26 76.8   3.9 1345 52.0   3.1 0653 48.0   1.5 82   2 30   8 5.6   0.2 22.9   3.7 1645 WSW | 258 0.00 0.07 0.189   0.003 550   11 100   0
Carneros Upper (Ranch 81) 9/13/26 77.8   1.5 1440 52.2   3.3 0407 47.5   1.9 - - 7.3   2.1 25.4   2.3 1534 WSW | 252 - - - - 100   20
Carneros Lower (Ranch 81) 9/13/26 85.2   0.9 1442 44.6   5.1 0654 46.8   2.4 100   0 0   0 0.7   0.5 9.8   6.6 1341 NW | 308 0.00 0.01 0.015   0.008 0   0 100   10
Rohnert Park-West (Stony Point) 9/13/26 76.6   1.5 1440 43.0   0.6 0624 49.7   0.4 96   1 41   0 2.7   0.1 18.8   1.8 1454 WSW | 247 0.00 0.19 - - 80   20
Cartograph Wines Base 9/13/26 73.1   2.8 1446 53.5   2.0 0633 52.2   0.6 88   9 44   2 5.0   0.4 24.3   1.6 1453 WSW | 247 0.00 0.30 0.160   0.005 532   4 40   20
Cartograph Wines Remote 9/13/26 75.7   2.1 1159 48.6   0.4 0540 - - - - - - - - - - - 90   20
Rice-Spivak Vineyard 9/13/26 76.1   2.2 1507 42.8   0.2 0538 - - - - - - - - - - - 100   20
Penngrove (Asellus) 9/13/26 76.6   2.0 1344 42.0   4.9 0624 47.0   1.7 97   0 30   1 2.8   0.6 15.7   1.2 1418 S | 178 0.01 0.55 - - 50   20
Petaluma (Ranch 10) 9/13/26 75.7   4.1 1323 49.3   2.1 0048 49.2   0.1 91   4 33   6 3.2   0.2 16.8   1.5 1421 SW | 217 0.00 0.09 0.163   0.003 504   2 100   0
Max   85.2 - 53.5 - 52.2 100 44 7.3 25.4 - - 0.01 0.55 0.199 600 -
Avg   - - - - 47.8 - - 3.5 - - - - - - - -
Min   73.1 - 39.6 - 45.7 82 0 0.7 9.8 - - 0.00 0.01 0.015 0 -