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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 9/29/26 11:11 AM 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) 9/28/26 82.9   7.0 1446 47.8   0.2 0604 42.1   2.1 51   5 88   3 20   9 9.5   1.9 26.1   2.9 1642 NNW | 348 0.00 0.33 0.197   0.054 501   130 60   20
Rockpile Lower (Cooley) 9/28/26 85.4   5.0 1337 49.6   2.4 0236 43.3   2.8 51   3 86   4 18   10 3.6   0.3 22.7   0.4 1635 W | 278 0.00 0.33 - - 50   20
Cloverdale-East (Ranch 83) 9/28/26 89.1   4.3 1621 42.9   2.1 0313 45.3   0.1 - - - 2.6   1.3 13.7   2.5 1049 N | 350 0.00 0.12 0.147   0.034 424   48 90   10
Cloverdale-SE (Ranch 38) 9/28/26 86.9   4.0 1603 48.4   2.6 0757 47.6   0.9 56   11 90   2 27   9 6.0   2.8 19.1   3.6 2345 N | 9 0.00 0.11 0.167   0.043 405   43 70   20
Geyserville-North (Hoffman) 9/28/26 85.8   4.1 1459 41.0   2.7 0443 48.2   2.0 68   3 97   3 32   7 1.8   0.0 13.3   0.9 1656 S | 189 0.00 0.00 0.140   0.024 442   74 100   10
Geyserville (Ranch 3) 9/28/26 85.4   6.1 1524 41.9   3.7 0443 47.0   2.0 66   2 100   0 28   5 1.8   0.1 11.7   0.0 1654 SSE | 148 0.00 0.13 0.134   0.024 402   66 80   10
Geyserville-East (Ranch 40) 9/28/26 83.9   4.6 1553 46.1   3.9 0702 49.0   2.0 64   12 97   3 33   4 4.4   0.2 17.8   4.9 1605 SSW | 193 0.00 0.12 0.163   0.033 458   68 80   20
Geyserville-South (Nervo Station) 9/28/26 84.0   4.7 1535 46.0   2.8 0548 - - - - 1.9   0.5 11.1   1.0 1607 SE | 126 0.01 0.22 - - 80   20
Peterson (Ranch 09) 9/28/26 83.7   5.1 1516 40.7   2.4 0508 45.4   2.9 67   3 97   4 27   7 1.8   0.2 12.2   1.0 1551 S | 178 0.00 0.20 0.132   0.011 428   34 30   10
Crazy Creek Ranch 9/28/26 85.4   6.2 1524 41.3   3.3 0516 48.2   2.6 71   3 99   3 32   6 1.6   0.1 11.9   1.2 1634 SSE | 164 0.00 0.24 0.141   0.019 473   58 90   20
Whitton Ranch (201e) 9/28/26 84.8   4.3 1551 38.1   1.8 0345 46.1   3.0 71   2 100   0 27   7 1.6   0.4 11.3   1.8 1559 S | 184 0.00 0.29 0.123   0.014 372   39 100   20
Lytton East (Shop Hill Bottom) 9/28/26 83.6   5.2 1524 41.9   2.1 0335 47.5   1.7 71   2 100   0 29   8 2.2   0.1 13.2   0.7 1647 SE | 130 0.00 0.27 0.146   0.016 456   44 90   20
Lytton East (Hill 5) 9/28/26 83.1   6.0 1434 45.3   2.8 0451 48.3   1.9 70   4 98   2 30   7 3.1   0.3 17.5   1.3 1559 SSE | 148 0.00 0.25 0.139   0.015 404   35 100   0
Lytton West Lower (Lew 6) 9/28/26 84.4   6.4 1527 41.2   2.4 0345 47.3   1.7 72   1 100   0 30   7 2.0   0.3 14.3   1.1 1607 SE | 134 0.00 0.28 0.144   0.014 461   41 90   20
Lytton West Hill (23PS) 9/28/26 82.7   5.7 1507 46.0   3.0 0322 49.0   1.7 72   2 100   4 30   8 2.4   0.4 15.8   1.5 1650 ESE | 110 0.00 0.26 0.150   0.019 480   51 100   0
Big River 9/28/26 83.0   5.1 1459 44.4   3.4 0437 49.6   1.7 73   2 100   3 31   10 1.5   0.5 14.2   0.7 1608 S | 176 0.00 0.28 0.135   0.010 441   28 100   0
Jimtown-North (Piccolo Ranch 15) 9/28/26 84.5   4.1 1509 39.9   2.8 0513 45.2   2.1 68   0 100   0 23   7 1.1   0.1 11.8   0.2 1601 SSW | 200 0.00 0.20 0.119   0.010 400   33 90   20
HWY 128/Chalk Hill Rd (Landslide) 9/28/26 85.5   5.8 1456 40.3   2.1 0501 46.3   3.0 69   2 97   2 26   9 1.5   0.3 12.9   0.8 1551 SW | 224 0.00 0.31 0.125   0.012 392   41 60   20
N Chalk Hill Rd (Ranch 63) 9/28/26 82.3   4.5 1459 38.6   3.2 0444 45.4   2.7 69   1 100   2 29   8 1.6   0.3 11.6   1.7 1526 S | 186 0.00 0.29 0.127   0.015 406   51 70   20
Newman Knights Valley 9/28/26 83.2   5.6 1552 42.4   1.8 0317 48.8   2.1 71   2 90   3 45   4 2.0   0.4 12.1   0.8 1615 SSW | 202 0.00 0.40 - - 80   20
Knights Valley (Bavarian Lion) 9/28/26 83.8   6.2 1505 39.3   2.5 0236 44.6   3.2 68   2 98   2 21   11 1.8   0.2 13.4   0.2 1558 WNW | 283 0.00 0.26 0.138   0.022 448   68 100   20
Red Tail 9/28/26 81.9   4.1 1455 41.2   2.0 0346 48.0   1.8 70   4 95   3 33   9 2.3   0.2 15.0   0.8 1552 SSW | 197 0.00 0.29 0.141   0.012 457   31 100   10
Franz Valley (Stornetta) 9/28/26 82.9   4.2 1511 37.9   4.5 0638 43.6   3.9 - 95   2 26   6 1.2   0.2 10.6   0.2 1538 SE | 138 0.00 0.43 - - 100   0
Upper Dry Creek Valley 9/28/26 86.1   1.6 1528 41.5   4.2 0530 47.2   1.2 67   1 97   2 28   16 2.0   0.1 11.5   0.1 1547 SE | 137 0.00 0.14 0.154   0.020 482   58 100   0
Lower Dry Creek Valley 9/28/26 83.0   4.9 1522 42.2   2.2 0352 48.1   1.9 73   1 100   0 30   8 1.6   0.1 14.2   0.1 1613 ESE | 114 0.00 0.26 0.136   0.015 430   36 100   0
Max   89.1 - 49.6 - 49.6 73 100 45 9.5 26.1 - - 0.01 0.43 0.197 501 -
Avg   - - - - 46.7 67 - - 2.5 - - - - - - - -
Min   81.9 - 37.9 - 42.1 51 86 18 1.1 10.6 - - 0.00 0.00 0.119 372 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 9/29/26 11:11 AM 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) 9/28/26 83.7   4.1 1443 46.6   1.9 0232 49.8   0.9 71 88   4 35   6 0.0 0.5   1.8 1634 0.00 0.50 0.119   0.014 443   47 30
Windsor-East (Ranch 16) 9/28/26 80.2   4.2 1432 42.0   1.5 0243 47.7   1.8 73 100   5 31   6 2.4 15.1   2.1 1447 0.00 0.23 0.145   0.016 451   39 70
Mark West-North (Ranch 14) 9/28/26 80.6   3.8 1421 43.8   1.6 0241 48.0   1.6 72 97   3 32   5 1.5 12.0   1.9 1529 0.00 0.24 - - 40
Windsor-SE (Silk Rd) 9/28/26 80.8   4.1 1539 42.2   0.6 0224 48.3   1.0 75 99   4 30   5 1.5 12.9   0.0 1704 0.00 0.32 0.133   0.016 442   48 30
Fulton-NW (Ranch 5) 9/28/26 78.4   3.7 1415 43.6   0.9 0156 36.4   13.5 59 100   5 3   36 2.4 14.9   1.6 1628 0.00 0.23 0.144   0.017 460   44 30
Bisordi (Fulton) 9/28/26 79.3   3.8 1430 41.4   1.4 0237 49.1   1.6 77 97   2 40   6 1.5 11.0   2.9 1618 0.00 0.22 0.139   0.012 482   34 30
Windsor-South (Laughlin Rd) 9/28/26 79.7   2.2 1448 46.3   1.2 0153 48.8   1.4 73 100   6 0   36 - - - 0.00 0.17 - - 30
Fulton-SE (Barnes Rd) 9/28/26 78.6   2.9 1424 44.4   2.1 0207 49.0   1.6 74 95   3 37   5 0.3 10.5   5.3 1752 0.00 0.29 - - 30
Fulton-SW (Ranch 21) 9/28/26 78.1   3.4 1422 43.3   1.3 0136 21.2   28.4 51 100   6 0   39 2.1 13.2   0.7 1516 0.00 0.20 0.146   0.015 473   31 30
NW Santa Rosa (Piner Road) 9/28/26 77.4   2.5 1539 42.2   0.7 0120 51.0   1.7 84 100   0 40   6 1.4 10.8   2.7 1421 0.00 0.00 - - 30
River Rd South (Denner Ranch) 9/28/26 78.4   3.4 1608 42.1   1.6 0128 -11.1   3.5 28 100   0 0   0 3.4 15.6   3.3 1451 - - - - 40
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) 9/28/26 83.2   3.9 1620 42.9   0.3 0105 48.9   1.0 75 100   3 28   8 - - - 0.00 0.24 - - 20
SunnyView Vineyard (SCWC) 9/28/26 78.3   3.0 1404 41.0   0.7 0209 47.5   1.2 75 100   5 33   6 1.4 12.1   0.8 1619 0.00 0.27 0.117   0.008 399   27 30
Guerneville Rd West (Balletto) 9/28/26 78.3   2.8 1609 43.6   0.7 0101 49.9   1.2 78 98   2 37   7 2.1 12.8   1.4 1551 0.00 0.43 - - 30
Sanchietti Ranch 9/28/26 77.4   1.6 1330 45.0   0.9 0130 50.6   1.1 - 97   4 44   0 2.4 13.2   0.8 1734 0.00 0.28 - - 30
Occidental Rd (Sebastopol) 9/28/26 79.3   2.9 1556 43.4   0.2 0103 53.1   1.2 88 100   0 43   8 1.9 15.1   2.0 1418 0.00 0.20 - - 30
Harper's Rest (Windsor-West) 9/28/26 84.8   6.3 1614 44.6   0.9 0136 48.1   1.1 - 97   1 21   11 1.6 10.0   1.2 1730 0.00 0.45 - - 50
Lower Westside Rd (Ranch 12) 9/28/26 83.9   6.5 1651 44.1   0.1 0114 48.6   1.2 74 100   4 23   10 1.6 11.2   1.0 1750 0.00 0.45 - - 70
Guerneville (Laughlin Rd) 9/28/26 78.5   1.0 1346 46.3   2.4 0059 48.8   0.0 74 96   2 37   1 1.7 13.3   1.0 1429 0.00 0.81 - - 70
Korbel (Winery) 9/28/26 79.4   2.9 1318 46.8   0.5 0101 49.8   0.5 75 97   2 32   10 0.4 6.0   4.2 1138 0.00 0.52 - - 100
Forestville (Shone Farms) 9/28/26 84.6   6.4 1633 45.8   0.3 0116 49.9   0.8 75 98   2 24   13 1.6 10.2   0.8 1536 0.00 0.43 0.130   0.016 433   46 40
Forestville-NE (Ranch 30) 9/28/26 85.3   7.3 1622 43.2   0.2 0126 50.5   0.8 78 100   2 27   14 2.0 12.0   0.7 1751 0.00 0.40 0.138   0.017 449   42 90
Foggy Bend (Ranch 41) 9/28/26 82.4   5.0 1457 44.5   0.7 0153 51.5   0.3 78 97   1 35   9 1.6 13.4   1.5 1516 0.00 0.42 0.129   0.012 440   34 70
Last Stop 9/28/26 84.4   5.3 1443 43.4   0.6 0124 50.0   0.1 76 98   1 30   10 1.6 10.9   0.1 1440 0.00 0.39 0.133   0.017 442   49 60
Green Valley Vineyard 9/28/26 80.7   4.1 1701 45.9   0.1 0113 49.8   0.8 77 99   2 28   11 1.7 14.0   0.4 1409 0.00 0.57 0.033   0.008 34   22 40
Park Royal 9/28/26 77.4   1.6 1326 42.4   1.7 0211 48.0   1.4 75 98   4 35   2 - - - 0.00 0.21 - - 30
Merino 9/28/26 79.8   1.5 1439 40.9   0.7 0210 49.6   1.2 80 100   0 37   1 1.6 11.5   0.8 1648 0.00 0.33 0.137   0.008 467   28 0
Green Valley (Sanchietti) 9/28/26 81.8   4.6 1632 43.4   1.2 0107 - - - - - - - - - - - 70
Keefer Ranch (Green Valley) 9/28/26 81.0   5.1 1643 42.2   0.2 0112 50.0   0.5 79 98   2 34   9 - - - 0.00 0.48 - - 40
Graton-West (Dutton Ranch) 9/28/26 82.0   4.5 1543 43.0   0.1 0107 59.0   0.1 100 100   0 100   0 1.6 11.0   0.2 1415 0.00 0.61 - - 100
Graton-South (Mill Station Rd) 9/28/26 76.4   2.7 1603 41.2   0.0 0103 49.6   0.5 67 94   2 38   8 1.1 8.1   0.7 1359 0.00 0.41 - - 60
Occidental (Horseshoe Bend) 9/28/26 77.4   5.6 1559 45.0   3.3 0515 50.1   0.6 - 100   3 37   10 - - - 0.00 0.75 - - 50
Sexton Valley (Jacqueline's Blk) 9/28/26 75.6   1.9 1538 42.0   0.1 0101 50.6   0.7 82 99   3 44   7 1.1 12.0   2.5 1424 0.00 0.27 - - 50
Sebastopol Hills (Burnside Rd) 9/28/26 73.0   2.2 1528 48.3   0.4 0535 51.4   0.6 84 100   1 46   8 1.8 14.2   0.2 1354 0.00 0.00 - - 50
Pleasant Hill 9/28/26 76.6   2.9 1555 47.4   2.1 0101 49.5   0.5 - 98   0 38   2 1.8 12.0   0.1 1537 0.00 0.49 - - 40
Seaview/Fort Ross (Hirsch) 9/28/26 74.3   5.7 1616 49.6   0.1 0139 45.8   0.5 56 86   2 30   16 3.4 11.0   0.7 1951 0.00 0.07 0.146   0.037 489   89 0
Max   85.3 - 49.6 - 59.0 100 100 100 3.4 15.6 - 0.00 0.81 0.146 489 -
Avg   - - - - 46.8 74 - - 1.7 - - - - - - -
Min   73.0 - 40.9 - -11.1 28 86 0 0.0 0.5 - 0.00 0.00 0.033 34 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 9/29/26 11:11 AM 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 9/28/26 78.2   3.1 1449 45.6   0.6 0241 46.6   2.1 96   1 34   6 1.8   0.2 11.8   1.1 1455 SE | 139 0.00 0.02 0.107   0.011 345   23 50   10
Lower Bennett Valley 9/28/26 79.4   2.9 1414 43.3   0.0 0032 47.9   2.5 100   0 32   8 2.4   1.3 12.7   1.4 1451 SSW | 206 0.00 0.39 0.134   0.009 445   21 30   10
Kenwood (Wildwood) 9/28/26 80.4   3.0 1431 41.1   4.9 0307 46.7   2.2 100   4 30   6 2.5   0.3 13.2   1.8 1435 NNW | 335 0.00 0.21 0.133   0.016 437   56 60   20
Sonoma Valley (Bedrock) 9/28/26 81.7   7.5 1527 40.0   3.2 0502 44.3   3.0 96   2 22   15 - - - - 0.00 0.29 - - 90   20
Sonoma-West (Arnold) 9/28/26 83.5   7.0 1442 40.8   4.4 0318 45.4   2.8 95   4 27   9 2.4   0.5 17.4   1.9 1547 SW | 218 0.00 0.35 0.160   0.010 491   5 100   10
Sonoma Valley HS 9/28/26 82.4   7.8 1456 44.0   3.3 0552 49.9   2.3 100   2 34   8 1.6   0.4 8.1   5.6 1827 SSW | 210 0.00 0.01 0.130   0.012 438   17 30   10
Sonoma East (Bundschu01) 9/28/26 84.2   8.2 1504 41.1   3.3 0349 46.5   3.2 95   3 26   10 2.5   0.4 17.1   1.1 1655 WSW | 250 0.00 0.23 0.143   0.015 443   5 70   20
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) 9/28/26 83.8   6.6 1450 41.3   4.2 0358 46.8   3.0 94   4 25   9 1.9   0.3 17.5   1.7 1334 SW | 221 0.00 0.18 - - 70   20
Ricci Vineyards (Carneros) 9/28/26 82.0   8.0 1519 42.9   7.9 0344 47.8   2.7 96   4 27   14 3.2   0.7 18.1   0.4 1708 WNW | 288 0.00 0.12 0.150   0.012 460   8 50   10
Carneros (Ranch 71) 9/28/26 80.4   8.0 1512 47.4   2.9 0539 49.5   1.2 96   3 27   14 3.8   0.1 21.4   3.7 1648 WSW | 252 0.00 0.07 0.142   0.016 422   14 20   10
Carneros Upper (Ranch 81) 9/28/26 80.9   8.8 1543 49.3   1.8 0509 47.2   3.4 - - 4.8   2.2 23.3   2.5 1637 W | 263 - - - - 20   10
Carneros Lower (Ranch 81) 9/28/26 83.9   11.3 1602 43.8   6.8 0350 40.9   10.3 100   8 0   45 0.9   0.4 14.4   0.1 1457 SSE | 160 0.00 0.01 0.018   0.002 5   6 50   20
Rohnert Park-West (Stony Point) 9/28/26 74.8   2.5 1306 40.7   0.1 0112 49.1   1.8 99   3 45   4 1.2   0.7 13.6   5.0 1525 WSW | 237 0.00 0.21 - - 20   10
Cartograph Wines Base 9/28/26 72.7   1.8 1302 47.0   0.2 0251 51.0   0.9 99   2 52   0 3.0   0.7 21.6   1.2 1640 SSW | 202 0.00 0.32 0.116   0.006 430   22 30   10
Cartograph Wines Remote 9/28/26 74.3   2.3 1238 44.5   1.1 0101 - - - - - - - - - - - 50   10
Rice-Spivak Vineyard 9/28/26 75.6   2.6 1253 37.9   1.7 0101 - - - - - - - - - - - 50   10
Penngrove (Asellus) 9/28/26 78.9   1.5 1336 43.5   2.5 0147 47.9   1.9 98   4 34   2 2.0   0.3 11.7   2.6 1441 W | 280 0.00 0.57 - - 0   0
Petaluma (Ranch 10) 9/28/26 80.3   1.5 1418 45.2   2.7 0303 48.5   1.9 95   3 32   5 1.6   0.2 11.8   2.3 1559 NW | 317 0.00 0.09 0.123   0.005 408   8 60   10
Max   84.2 - 49.3 - 51.0 100 52 4.8 23.3 - - 0.00 0.57 0.160 491 -
Avg   - - - - 47.3 - - 2.4 - - - - - - - -
Min   72.7 - 37.9 - 40.9 94 0 0.9 8.1 - - 0.00 0.01 0.018 5 -