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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 10/18/26 4:33 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) 10/17/26 90.1   4.0 1439 64.6   5.2 2153 26.0   3.1 18   4 36   17 8   3 5.6   1.7 21.0   4.2 1858 NW | 316 0.00 0.33 0.194   0.052 434   14 100   0
Rockpile Lower (Cooley) 10/17/26 92.3   4.6 1403 67.4   4.0 2350 27.1   3.8 17   5 32   13 7   3 3.2   1.1 15.9   2.6 1718 W | 278 0.00 0.33 - - 100   0
Cloverdale-East (Ranch 83) 10/17/26 95.5   4.2 1511 44.8   0.1 0104 32.0   1.2 - - - 3.1   0.4 16.6   3.3 0939 NNW | 342 0.00 0.12 0.134   0.025 340   31 30   10
Cloverdale-SE (Ranch 38) 10/17/26 93.6   3.3 1424 58.3   3.4 0755 32.4   1.2 24   2 37   3 11   2 4.8   1.1 15.2   4.3 1538 N | 1 0.00 0.11 0.175   0.033 339   20 0   0
Geyserville-North (Hoffman) 10/17/26 93.7   6.4 1738 37.3   7.0 0715 36.8   0.1 48   9 83   11 13   4 1.4   0.6 10.4   1.8 1502 SSE | 162 0.00 0.00 0.127   0.018 380   20 0   10
Geyserville (Ranch 3) 10/17/26 92.3   4.3 1538 39.1   9.5 0640 34.2   0.5 45   10 82   17 10   4 1.3   1.0 9.1   2.4 1025 W | 273 0.00 0.13 0.120   0.020 349   20 30   10
Geyserville-East (Ranch 40) 10/17/26 91.9   4.1 1536 57.6   4.2 0625 35.0   0.1 26   3 37   1 14   4 3.0   0.7 15.6   1.7 1608 SSW | 213 0.00 0.12 0.161   0.026 394   22 30   10
Geyserville-South (Nervo Station) 10/17/26 92.5   3.3 1535 48.3   4.1 0653 - - - - 1.4   0.8 9.5   2.0 1520 SW | 220 0.00 0.22 - - 0   0
Peterson (Ranch 09) 10/17/26 91.8   3.4 1514 36.5   2.6 0734 33.7   0.3 47   2 84   0 10   4 1.5   0.6 10.0   2.8 1036 NW | 326 0.00 0.20 0.113   0.019 327   12 0   0
Crazy Creek Ranch 10/17/26 93.0   3.7 1532 40.0   6.1 0729 37.3   0.5 45   6 79   11 14   5 1.2   0.5 8.3   3.8 1605 SSE | 155 0.00 0.24 0.127   0.017 410   18 0   0
Whitton Ranch (201e) 10/17/26 94.1   3.1 1602 33.5   5.4 0707 33.2   0.6 48   3 95   9 11   4 1.4   0.5 11.0   0.1 1041 N | 1 0.00 0.29 0.117   0.015 340   11 0   0
Lytton East (Shop Hill Bottom) 10/17/26 92.3   3.8 1544 40.4   3.4 0622 34.9   2.3 44   8 86   18 10   3 1.7   0.5 10.4   1.8 1600 SSE | 160 0.00 0.27 0.134   0.020 398   18 0   0
Lytton East (Hill 5) 10/17/26 91.9   3.9 1540 45.0   7.3 0732 36.0   2.5 39   10 81   30 11   4 2.5   0.7 11.1   3.5 1448 S | 177 0.00 0.25 0.137   0.027 355   14 0   0
Lytton West Lower (Lew 6) 10/17/26 92.8   3.5 1545 39.3   2.6 0701 35.1   1.5 46   6 88   13 10   3 1.6   0.5 10.0   2.2 1625 SE | 141 0.00 0.28 0.134   0.022 404   19 0   0
Lytton West Hill (23PS) 10/17/26 92.0   3.6 1559 46.0   5.8 0641 36.2   1.6 39   8 74   11 10   3 2.0   0.9 11.3   2.0 1548 S | 191 0.00 0.26 0.142   0.025 416   19 0   0
Big River 10/17/26 90.9   3.4 1526 49.7   2.1 0552 37.6   0.0 38   4 74   15 14   2 1.5   0.5 9.4   2.6 1622 SSW | 198 0.00 0.28 0.134   0.019 410   16 10   10
Jimtown-North (Piccolo Ranch 15) 10/17/26 93.3   3.8 1525 36.6   3.6 0719 32.1   0.1 44   4 78   1 10   3 0.8   0.6 9.6   2.2 1634 SSW | 202 0.00 0.20 0.104   0.015 348   13 0   0
HWY 128/Chalk Hill Rd (Landslide) 10/17/26 93.9   3.4 1618 36.4   2.9 0717 34.3   0.4 49   3 86   0 10   2 1.1   0.9 9.9   1.7 1649 S | 180 0.00 0.31 0.115   0.022 342   13 0   0
N Chalk Hill Rd (Ranch 63) 10/17/26 91.8   3.7 1543 35.3   1.8 0710 33.5   0.0 47   3 84   2 10   3 1.2   0.7 9.2   1.8 1645 SW | 216 0.00 0.29 0.114   0.018 334   13 0   0
Newman Knights Valley 10/17/26 91.5   3.3 1529 38.4   8.7 0704 42.9   6.1 53   12 76   11 33   2 1.7   2.1 10.1   10.7 1610 SW | 221 0.00 0.40 - - 0   0
Knights Valley (Bavarian Lion) 10/17/26 92.9   2.2 1437 36.2   7.0 0626 32.7   1.8 47   15 85   14 7   1 1.7   1.2 10.1   3.1 1728 W | 278 0.00 0.26 0.128   0.030 381   12 0   0
Red Tail 10/17/26 91.9   1.8 1548 42.5   5.9 0652 38.5   2.6 47   3 77   5 15   1 2.0   0.7 11.2   3.3 1701 SSW | 196 0.00 0.44 0.135   0.012 396   12 10   10
Franz Valley (Stornetta) 10/17/26 93.7   2.2 1430 36.5   6.7 0731 33.3   0.0 - 83   9 7   1 0.9   0.5 9.4   0.6 1554 SSE | 147 0.00 0.43 - - 0   0
Upper Dry Creek Valley 10/17/26 95.4   2.7 1616 41.2   5.5 0716 36.5   0.3 49   8 85   11 8   1 1.4   0.4 9.8   1.7 1705 WNW | 303 0.00 0.14 0.127   0.023 386   36 0   0
Lower Dry Creek Valley 10/17/26 93.0   4.5 1727 38.8   2.3 0719 37.4   0.7 52   6 88   5 11   5 0.7   0.3 9.2   2.8 1417 ESE | 109 0.00 0.26 0.115   0.017 373   21 0   0
Max   95.5 - 67.4 - 42.9 53 95 33 5.6 21.0 - - 0.00 0.44 0.194 434 -
Avg   - - - - 34.5 41 - - 2.0 - - - - - - - -
Min   90.1 - 33.5 - 26.0 17 32 7 0.7 8.3 - - 0.00 0.00 0.104 327 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 10/18/26 4:33 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) 10/17/26 95.7   1.5 1523 46.3   3.6 0615 41.9   1.3 48 82   11 14   3 0.1 6.9   5.4 1758 0.00 0.50 0.101   0.036 385   19 0
Windsor-East (Ranch 16) 10/17/26 93.2   2.5 1543 39.7   2.2 0727 35.8   0.1 48 86   5 10   1 1.5 11.0   0.3 1611 0.00 0.23 0.135   0.021 386   14 10
Mark West-North (Ranch 14) 10/17/26 93.6   3.0 1550 40.6   1.8 0555 36.4   0.9 46 81   3 10   2 0.9 8.6   0.3 1536 0.00 0.24 - - 0
Windsor-SE (Silk Rd) 10/17/26 92.9   2.4 1528 36.3   2.5 0733 37.6   0.5 57 94   0 11   3 1.1 10.1   1.7 1620 0.00 0.32 0.127   0.013 395   17 10
Fulton-NW (Ranch 5) 10/17/26 91.5   2.1 1541 38.5   1.0 0713 37.4   0.6 50 88   1 13   3 1.3 9.5   1.2 1528 0.00 0.23 0.129   0.022 401   17 10
Bisordi (Fulton) 10/17/26 92.6   1.8 1541 36.5   1.3 0646 40.1   0.2 58 90   1 16   3 1.1 9.4   1.8 1610 0.00 0.22 0.134   0.016 438   16 10
Windsor-South (Laughlin Rd) 10/17/26 95.2   2.1 1453 41.0   1.8 0641 40.0   2.0 53 91   6 11   2 - - - 0.00 0.17 - - 0
Fulton-SE (Barnes Rd) 10/17/26 91.7   2.5 1544 40.4   1.9 0639 39.5   1.0 50 84   2 14   2 1.5 11.3   1.5 1605 0.00 0.29 - - 10
Fulton-SW (Ranch 21) 10/17/26 91.6   3.4 1529 38.7   1.7 0725 39.1   1.9 54 92   4 12   3 1.6 10.2   2.0 1520 0.00 0.20 0.143   0.018 437   13 10
NW Santa Rosa (Piner Road) 10/17/26 92.8   1.6 1542 36.7   0.8 0706 42.3   2.8 62 100   0 15   3 1.3 10.4   0.9 1631 0.00 0.00 - - 10
River Rd South (Denner Ranch) 10/17/26 92.9   1.8 1520 38.5   1.8 0730 30.0   4.8 50 100   0 0   0 2.1 14.9   1.1 1553 - - - - 10
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) 10/17/26 94.9   2.1 1524 36.9   1.1 0704 37.7   1.0 55 91   0 11   3 - - - 0.00 0.24 - - 0
SunnyView Vineyard (SCWC) 10/17/26 93.2   1.7 1523 35.4   0.6 0716 37.7   2.6 57 90   1 11   3 1.0 10.9   0.7 1541 0.00 0.27 0.110   0.008 336   7 20
Guerneville Rd West (Balletto) 10/17/26 93.1   1.3 1528 36.1   1.8 0725 39.9   1.1 58 90   3 15   3 1.4 10.6   0.4 1534 0.00 0.43 - - 10
Sanchietti Ranch 10/17/26 92.2   1.9 1513 38.8   0.5 0728 43.7   1.5 - 96   1 17   3 1.8 12.6   0.8 1547 0.00 0.05 - - 10
Occidental Rd (Sebastopol) 10/17/26 93.3   2.0 1512 37.8   0.2 0613 41.8   1.9 67 100   0 12   1 1.4 12.7   0.4 1544 0.00 0.20 - - 10
Harper's Rest (Windsor-West) 10/17/26 92.8   2.5 1519 40.9   2.2 0725 36.6   2.2 - 92   19 10   2 1.4 8.6   1.2 1532 0.00 0.45 - - 20
Lower Westside Rd (Ranch 12) 10/17/26 93.8   1.3 1453 38.3   2.1 0704 36.7   0.6 52 89   2 10   4 0.9 11.7   0.2 1551 0.00 0.45 - - 10
Guerneville (Laughlin Rd) 10/17/26 91.3   2.5 1348 36.2   0.5 0722 37.0   0.2 56 86   7 14   5 0.8 11.7   0.2 1430 0.00 0.81 - - 0
Korbel (Winery) 10/17/26 90.9   2.4 1339 37.7   1.3 0715 39.7   0.2 63 96   4 12   3 0.5 11.8   0.4 1424 0.00 0.52 - - 10
Forestville (Shone Farms) 10/17/26 94.3   1.9 1521 42.9   1.0 0659 39.2   1.8 50 91   15 11   3 1.1 10.4   1.3 1620 0.00 0.43 0.126   0.011 400   16 10
Forestville-NE (Ranch 30) 10/17/26 93.1   1.8 1509 40.4   1.4 0653 41.7   0.6 57 93   1 15   3 1.2 12.2   0.1 1547 0.00 0.40 0.134   0.017 407   17 10
Foggy Bend (Ranch 41) 10/17/26 93.5   1.6 1445 40.6   1.1 0705 44.1   0.1 60 91   1 23   3 1.1 12.4   0.2 1533 0.00 0.42 0.124   0.018 391   17 10
Last Stop 10/17/26 95.0   2.1 1504 38.5   1.9 0734 39.6   0.6 57 92   3 14   2 1.1 8.9   0.9 1533 0.00 0.39 0.126   0.014 400   15 10
Green Valley Vineyard 10/17/26 91.8   2.7 1501 45.1   3.5 0741 36.7   0.9 44 79   15 10   1 1.5 12.7   2.0 1659 0.00 0.57 0.049   0.027 41   78 10
Park Royal 10/17/26 92.9   2.1 1506 39.1   2.1 0713 39.0   4.2 55 93   4 10   2 - - - 0.00 0.21 - - 10
Merino 10/17/26 94.8   1.5 1534 35.4   0.7 0723 41.7   2.8 63 100   0 15   2 1.1 8.7   0.7 1556 0.00 0.33 0.130   0.014 420   14 10
Green Valley (Sanchietti) 10/17/26 93.5   2.6 1508 34.1   1.3 0722 - - - - - - - - - - - 10
Keefer Ranch (Green Valley) 10/17/26 92.4   2.3 1440 35.9   1.7 0740 39.6   0.6 61 96   0 14   2 - - - 0.00 0.48 - - 10
Graton-West (Dutton Ranch) 10/17/26 95.5   0.7 1440 36.6   2.3 0654 38.9   1.1 63 100   0 10   2 1.0 8.5   1.3 1544 0.00 0.61 - - 10
Graton-South (Mill Station Rd) 10/17/26 91.7   1.1 1450 35.6   0.7 0719 42.2   3.8 49 94   1 11   1 0.5 6.4   1.0 1535 0.00 0.41 - - 0
Occidental (Horseshoe Bend) 10/17/26 90.3   1.9 1458 52.7   8.1 2228 36.9   4.6 - 93   46 11   2 - - - 0.00 0.75 - - 70
Sexton Valley (Jacqueline's Blk) 10/17/26 92.6   1.4 1438 37.8   0.6 0651 44.4   1.6 65 99   0 16   2 1.0 8.9   2.0 1453 0.00 0.27 - - 10
Sebastopol Hills (Burnside Rd) 10/17/26 90.7   0.5 1417 54.3   5.8 0054 42.7   3.0 48 95   44 15   2 1.5 11.0   2.1 1521 0.00 0.00 - - 10
Pleasant Hill 10/17/26 93.7   0.3 1450 49.0   1.7 0057 38.6   2.5 - 97   38 11   1 1.8 11.8   1.5 1606 0.00 0.49 - - 20
Seaview/Fort Ross (Hirsch) 10/17/26 84.4   2.2 1148 66.2   5.4 2344 28.7   1.6 18 31   10 11   2 1.9 9.2   2.0 1437 0.00 0.07 0.136   0.028 408   11 100
Max   95.7 - 66.2 - 44.4 67 100 23 2.1 14.9 - 0.00 0.81 0.143 438 -
Avg   - - - - 39.0 54 - - 1.2 - - - - - - -
Min   84.4 - 34.1 - 28.7 18 31 0 0.1 6.4 - 0.00 0.00 0.049 41 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 10/18/26 4:33 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 10/17/26 90.0   3.8 1619 59.4   4.6 0718 31.3   2.7 35   7 10   1 2.4   0.0 8.1   1.9 1655 W | 261 0.00 0.02 0.120   0.008 319   2 70   10
Lower Bennett Valley 10/17/26 91.8   2.1 1531 38.6   2.9 0742 34.5   0.6 83   5 8   2 1.6   0.4 9.7   1.9 1219 WNW | 301 0.00 0.39 0.136   0.013 388   14 10   10
Kenwood (Wildwood) 10/17/26 91.8   0.4 1458 41.8   8.2 0651 34.2   0.6 74   15 10   2 2.8   0.1 10.9   0.9 1723 NNW | 336 0.00 0.21 0.135   0.017 346   13 10   10
Sonoma Valley (Bedrock) 10/17/26 90.3   0.4 1658 42.3   1.9 0649 33.0   0.9 65   3 10   1 - - - - 0.00 0.29 - - 10   10
Sonoma-West (Arnold) 10/17/26 92.4   0.7 1634 42.7   2.1 0701 32.1   1.6 68   14 10   1 2.0   0.2 11.2   1.5 1654 W | 265 0.00 0.35 0.158   0.007 454   15 10   10
Sonoma Valley HS 10/17/26 94.0   1.7 1639 43.7   0.3 0550 40.5   1.2 80   9 15   1 1.0   0.3 5.2   1.3 1749 WSW | 238 0.00 0.01 0.122   0.010 392   14 10   10
Sonoma East (Bundschu01) 10/17/26 92.3   0.2 1626 41.1   0.1 0631 35.2   0.2 74   11 12   0 1.9   0.2 10.5   0.7 1725 W | 262 0.00 0.23 0.137   0.013 407   23 10   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) 10/17/26 95.1   2.3 1654 41.0   0.5 0632 36.2   0.5 75   10 12   0 1.0   0.3 10.1   0.3 1735 SW | 218 0.00 0.18 - - 10   10
Ricci Vineyards (Carneros) 10/17/26 93.3   1.4 1619 40.0   0.5 0701 38.3   1.0 87   3 12   1 2.7   0.0 12.5   1.8 1757 W | 270 0.00 0.12 0.149   0.009 424   13 20   10
Carneros (Ranch 71) 10/17/26 90.7   0.6 1616 58.4   2.0 0643 36.3   0.2 65   5 12   0 2.4   0.2 14.3   2.0 1745 WSW | 256 0.00 0.07 0.139   0.008 397   14 10   10
Carneros Upper (Ranch 81) 10/17/26 91.4   0.6 1547 60.5   3.6 0534 33.9   1.3 - - 3.2   0.5 19.1   4.1 1844 W | 263 - - - - 10   10
Carneros Lower (Ranch 81) 10/17/26 90.5   1.5 1432 43.8   0.3 0725 39.1   0.3 79   14 15   1 1.0   0.1 7.7   1.1 1321 S | 179 0.00 0.01 0.025   0.004 0   0 10   10
Rohnert Park-West (Stony Point) 10/17/26 93.7   2.1 1448 33.4   2.1 0715 40.1   2.4 95   1 13   1 0.9   0.2 14.8   0.7 1518 W | 260 0.00 0.21 - - 0   0
Cartograph Wines Base 10/17/26 91.6   0.5 1430 51.1   3.8 0747 44.3   2.9 95   21 15   1 2.5   0.5 15.7   1.9 1623 SW | 225 0.00 0.32 0.137   0.021 394   12 0   0
Cartograph Wines Remote 10/17/26 88.7   3.2 1359 42.8   1.5 0736 - - - - - - - - - - - 10   10
Rice-Spivak Vineyard 10/17/26 95.4   0.4 1440 34.2   1.4 0726 - - - - - - - - - - - 0   0
Penngrove (Asellus) 10/17/26 92.4   1.1 1532 37.0   2.6 0733 36.3   2.7 92   6 10   0 1.7   0.6 12.2   1.0 1639 WNW | 286 0.00 0.77 - - 10   10
Petaluma (Ranch 10) 10/17/26 93.4   2.8 1538 38.7   1.3 0706 39.5   4.5 89   4 11   2 1.3   0.5 9.2   0.0 1632 WSW | 252 0.00 0.09 0.110   0.002 341   10 0   0
Max   95.4 - 60.5 - 44.3 95 15 3.2 19.1 - - 0.00 0.77 0.158 454 -
Avg   - - - - 36.6 - - 1.9 - - - - - - - -
Min   88.7 - 33.4 - 31.3 35 8 0.9 5.2 - - 0.00 0.01 0.025 0 -