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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 10/4/26 9:34 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) 10/3/26 98.9   6.0 1453 72.3   5.6 0250 38.9   2.7 22   6 35   8 11   2 5.6   0.9 20.8   5.7 1912 NW | 315 0.00 0.33 0.238   0.044 468   62 60   10
Rockpile Lower (Cooley) 10/3/26 103.0   6.8 1508 71.3   7.2 0216 40.6   2.8 23   7 38   11 10   3 2.8   0.8 13.5   4.7 1743 W | 281 0.00 0.33 - - 20   10
Cloverdale-East (Ranch 83) 10/3/26 105.2   7.8 1652 57.2   12.4 0237 44.8   2.2 - - - 3.0   1.0 18.0   2.0 0940 NNW | 341 0.00 0.12 0.154   0.020 398   53 40   10
Cloverdale-SE (Ranch 38) 10/3/26 104.6   9.5 1658 65.2   13.2 0413 45.5   3.7 31   15 54   33 13   9 4.5   0.8 14.1   7.0 0946 NNW | 342 0.00 0.11 0.190   0.038 388   53 20   10
Geyserville-North (Hoffman) 10/3/26 108.0   8.6 1616 49.8   4.4 0718 49.9   1.1 53   8 91   3 13   11 1.3   0.1 8.8   1.2 1449 ESE | 103 0.00 0.00 0.145   0.023 422   71 50   10
Geyserville (Ranch 3) 10/3/26 102.6   8.3 1551 50.8   3.9 0725 45.6   2.5 46   9 85   15 10   10 1.3   0.0 7.8   1.2 1010 WNW | 300 0.00 0.13 0.136   0.023 387   65 30   10
Geyserville-East (Ranch 40) 10/3/26 104.3   9.3 1601 63.0   11.1 0645 47.0   3.6 32   17 57   35 13   10 2.6   0.6 13.0   0.0 1413 SSW | 209 0.00 0.12 0.177   0.028 436   78 30   10
Geyserville-South (Nervo Station) 10/3/26 102.7   8.3 1543 57.7   9.0 0457 - - - - 1.5   0.1 9.5   1.7 1420 SE | 131 0.00 0.22 - - 30   10
Peterson (Ranch 09) 10/3/26 102.4   9.4 1549 48.5   4.5 0734 45.8   1.9 52   6 90   1 10   10 1.0   0.1 7.7   0.2 1406 SSW | 198 0.00 0.20 0.133   0.026 415   81 0   0
Crazy Creek Ranch 10/3/26 102.7   7.5 1617 52.0   5.8 0714 48.8   2.0 50   11 86   10 13   11 1.3   0.1 7.4   0.7 1305 SW | 214 0.00 0.24 0.151   0.035 450   83 40   10
Whitton Ranch (201e) 10/3/26 103.2   7.1 1632 46.3   5.5 0731 45.8   2.8 53   9 100   0 10   9 1.2   0.1 8.1   0.4 1427 E | 86 0.00 0.29 0.128   0.028 359   66 50   10
Lytton East (Shop Hill Bottom) 10/3/26 104.0   8.6 1540 50.2   5.1 0640 44.6   3.9 47   11 90   10 8   11 1.4   0.1 7.6   0.3 1348 SSW | 202 0.00 0.27 0.151   0.030 434   76 40   10
Lytton East (Hill 5) 10/3/26 103.9   10.0 1559 55.4   7.7 0733 45.4   4.4 41   15 79   16 9   12 2.1   0.2 10.6   1.1 1424 S | 179 0.00 0.25 0.151   0.031 387   67 50   10
Lytton West Lower (Lew 6) 10/3/26 102.7   7.8 1638 49.4   4.7 0531 45.6   2.9 50   10 92   3 10   11 1.4   0.0 9.1   0.5 1641 S | 185 0.00 0.28 0.153   0.033 442   83 70   10
Lytton West Hill (23PS) 10/3/26 101.5   7.8 1633 55.4   7.1 0710 46.5   3.8 42   15 85   12 10   11 1.9   0.1 8.9   0.9 1500 SSW | 205 0.00 0.26 0.161   0.034 454   83 70   10
Big River 10/3/26 101.6   8.1 1600 55.9   7.5 0655 49.5   2.1 44   16 79   18 14   13 1.0   0.2 8.5   0.4 1501 SE | 133 0.00 0.28 0.147   0.026 450   70 50   10
Jimtown-North (Piccolo Ranch 15) 10/3/26 105.2   5.6 1605 49.4   4.8 0528 44.5   2.5 48   9 89   11 9   7 0.8   0.1 7.0   0.4 1313 W | 272 0.00 0.20 0.120   0.021 382   58 40   10
HWY 128/Chalk Hill Rd (Landslide) 10/3/26 104.9   8.1 1614 48.9   3.7 0731 48.3   1.2 56   6 94   0 11   10 0.8   0.2 8.2   0.3 1814 SSE | 166 0.00 0.31 0.129   0.020 378   61 10   10
N Chalk Hill Rd (Ranch 63) 10/3/26 101.7   7.2 1605 46.4   3.5 0716 47.1   1.1 55   6 97   1 11   10 1.0   0.1 7.4   1.3 1443 WSW | 247 0.00 0.29 0.128   0.020 379   58 20   10
Newman Knights Valley 10/3/26 101.5   7.0 1520 49.1   3.1 0737 55.4   1.3 59   5 86   1 34   7 1.6   0.2 10.7   4.0 1427 SW | 214 0.00 0.40 - - 30   10
Knights Valley (Bavarian Lion) 10/3/26 101.5   5.7 1707 47.6   3.8 0729 46.0   2.2 53   8 96   1 9   5 1.6   0.1 9.3   5.0 1340 W | 278 0.00 0.26 0.148   0.025 429   61 60   10
Red Tail 10/3/26 101.6   8.1 1618 51.1   5.6 0727 50.3   0.6 52   10 88   5 16   12 1.9   0.0 9.2   0.4 1357 SSW | 203 0.00 0.29 0.155   0.031 439   80 50   10
Franz Valley (Stornetta) 10/3/26 102.6   6.3 1623 47.2   2.4 0723 47.0   1.8 - 92   0 11   4 1.1   0.1 9.6   2.8 1448 NNW | 340 0.00 0.43 - - 60   10
Upper Dry Creek Valley 10/3/26 106.3   10.6 1711 51.7   5.5 0706 48.4   1.9 51   10 92   3 10   10 1.1   0.1 7.5   2.1 1320 E | 99 0.00 0.14 0.146   0.023 447   77 50   10
Lower Dry Creek Valley 10/3/26 102.0   8.1 1553 49.7   5.4 0718 48.4   1.7 55   9 100   0 10   10 0.5   0.1 7.1   0.9 1439 N | 354 0.00 0.26 0.133   0.031 417   82 70   10
Max   108.0 - 72.3 - 55.4 59 100 34 5.6 20.8 - - 0.00 0.43 0.238 468 -
Avg   - - - - 46.7 46 - - 1.8 - - - - - - - -
Min   98.9 - 46.3 - 38.9 22 35 8 0.5 7.0 - - 0.00 0.00 0.120 359 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 10/4/26 9:34 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) 10/3/26 106.4   8.3 1615 54.1   5.9 0652 51.6   0.7 50 83   3 13   12 0.3 7.7   0.4 1505 0.00 0.50 0.134   0.030 439   77 0
Windsor-East (Ranch 16) 10/3/26 103.1   7.0 1542 49.7   4.0 0726 47.8   1.9 53 93   2 10   11 1.3 8.1   0.0 1732 0.00 0.23 0.151   0.032 432   83 20
Mark West-North (Ranch 14) 10/3/26 102.5   7.0 1520 51.6   4.7 0732 48.0   1.8 52 92   4 10   11 0.6 7.4   1.9 1727 0.00 0.24 - - 0
Windsor-SE (Silk Rd) 10/3/26 102.4   6.9 1624 47.6   3.7 0723 47.8   1.7 57 96   0 10   11 0.9 9.1   2.8 1744 0.00 0.32 0.143   0.030 440   82 0
Fulton-NW (Ranch 5) 10/3/26 100.6   6.9 1552 49.3   4.0 0725 49.6   0.8 56 93   7 12   9 0.8 7.8   1.5 1501 0.00 0.23 0.139   0.016 437   45 0
Bisordi (Fulton) 10/3/26 101.0   5.8 1649 47.6   3.5 0720 52.0   0.1 62 94   2 16   12 1.0 13.2   5.9 1512 0.00 0.22 0.154   0.026 478   61 0
Windsor-South (Laughlin Rd) 10/3/26 103.9   6.3 1609 50.8   5.6 0716 49.4   1.1 52 92   2 10   11 - - - 0.00 0.17 - - 0
Fulton-SE (Barnes Rd) 10/3/26 101.5   7.0 1630 51.2   3.9 0715 51.0   0.4 55 90   4 14   11 0.3 6.6   1.0 1808 0.00 0.29 - - 0
Fulton-SW (Ranch 21) 10/3/26 100.9   6.6 1632 49.9   4.9 0720 49.1   6.3 54 92   8 12   11 1.3 8.8   0.1 1651 0.00 0.20 0.155   0.021 469   51 0
NW Santa Rosa (Piner Road) 10/3/26 102.0   7.8 1543 47.7   3.7 0724 52.1   0.6 62 100   0 14   14 1.0 9.1   1.5 1700 0.00 0.00 - - 0
River Rd South (Denner Ranch) 10/3/26 104.9   10.3 1613 48.6   5.4 0652 13.8   4.1 28 100   0 0   0 1.6 10.1   1.1 1639 - - - - 0
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) 10/3/26 104.7   9.4 1545 47.9   4.4 0726 48.8   1.1 56 96   2 8   14 - - - 0.00 0.24 - - 0
SunnyView Vineyard (SCWC) 10/3/26 102.3   7.5 1532 46.7   2.7 0719 47.6   1.2 57 94   2 9   12 0.9 9.6   0.6 1440 0.00 0.27 0.132   0.019 377   41 0
Guerneville Rd West (Balletto) 10/3/26 102.3   7.5 1554 48.1   3.2 0719 52.0   0.3 62 97   1 12   13 1.2 8.6   1.6 1613 0.00 0.43 - - 0
Sanchietti Ranch 10/3/26 102.3   7.9 1607 47.9   3.1 0722 52.4   0.2 - 96   1 17   12 1.4 10.7   1.2 1720 0.00 0.00 - - 0
Occidental Rd (Sebastopol) 10/3/26 103.6   8.1 1557 47.9   4.2 0557 53.3   0.6 65 100   0 14   14 1.2 9.9   0.2 1651 0.00 0.20 - - 0
Harper's Rest (Windsor-West) 10/3/26 102.7   6.3 1525 50.4   5.6 0723 46.7   2.6 - 92   5 10   10 1.3 7.0   1.0 1810 0.00 0.45 - - 20
Lower Westside Rd (Ranch 12) 10/3/26 104.4   8.4 1630 49.0   4.2 0726 48.0   2.3 56 95   4 9   12 0.7 6.9   0.2 1408 0.00 0.45 - - 20
Guerneville (Laughlin Rd) 10/3/26 102.2   10.6 1434 46.8   2.9 0729 49.2   0.3 61 95   0 11   15 0.7 10.2   3.1 1609 0.00 0.81 - - 20
Korbel (Winery) 10/3/26 101.7   9.3 1510 48.2   1.9 0717 50.3   1.5 63 96   0 10   14 0.5 9.8   5.0 1616 0.00 0.52 - - 50
Forestville (Shone Farms) 10/3/26 105.4   9.8 1629 52.5   6.4 0632 49.2   2.2 51 92   3 10   13 1.1 9.3   0.2 1940 0.00 0.43 0.144   0.027 442   80 0
Forestville-NE (Ranch 30) 10/3/26 106.2   8.5 1635 49.6   6.2 0622 51.9   0.6 58 98   0 14   13 0.9 9.2   0.3 1448 0.00 0.40 0.149   0.028 453   77 40
Foggy Bend (Ranch 41) 10/3/26 102.6   8.5 1627 50.9   5.7 0715 54.6   0.6 63 96   0 21   11 1.3 8.7   0.9 1648 0.00 0.42 0.146   0.029 433   59 20
Last Stop 10/3/26 104.3   8.8 1606 48.6   5.1 0724 50.6   0.8 58 97   0 14   11 1.3 8.1   0.4 1659 0.00 0.39 0.151   0.029 447   57 10
Green Valley Vineyard 10/3/26 100.7   7.4 1539 53.0   7.1 0639 48.8   2.3 50 92   5 12   10 1.6 9.2   1.8 1603 0.00 0.57 0.040   0.019 10   7 0
Park Royal 10/3/26 101.9   7.0 1624 49.0   4.6 0708 48.4   0.9 54 94   3 11   11 - - - 0.00 0.21 - - 0
Merino 10/3/26 104.0   7.2 1617 46.6   3.5 0736 51.3   0.2 62 100   0 15   11 1.0 8.3   0.2 1711 0.00 0.33 0.153   0.023 468   58 0
Green Valley (Sanchietti) 10/3/26 103.0   8.0 1558 46.9   3.5 0711 - - - - - - - - - - - 20
Keefer Ranch (Green Valley) 10/3/26 101.4   7.5 1548 46.8   4.0 0642 51.7   0.1 66 98   0 17   10 - - - 0.00 0.48 - - 0
Graton-West (Dutton Ranch) 10/3/26 104.1   7.9 1525 48.0   4.0 0724 69.1   4.1 97 100   0 43   57 0.9 8.4   1.2 1708 0.00 0.61 - - 50
Graton-South (Mill Station Rd) 10/3/26 102.9   9.2 1517 46.1   4.4 0717 49.6   0.2 60 96   0 13   8 0.1 5.4   0.4 1642 0.00 0.41 - - 40
Occidental (Horseshoe Bend) 10/3/26 97.9   7.3 1459 63.2   14.8 0458 48.2   4.1 - 68   28 15   9 - - - 0.00 0.75 - - 30
Sexton Valley (Jacqueline's Blk) 10/3/26 101.7   7.1 1503 48.0   4.7 0627 53.4   1.0 65 100   0 18   10 0.8 8.3   0.0 1630 0.00 0.27 - - 30
Sebastopol Hills (Burnside Rd) 10/3/26 98.6   6.6 1512 59.9   11.2 0710 51.3   2.5 44 76   24 18   8 0.9 8.9   0.8 1545 0.00 0.00 - - 50
Pleasant Hill 10/3/26 101.9   6.9 1501 55.2   9.4 0614 48.7   1.7 - 89   9 12   9 1.8 7.9   0.2 1556 0.00 0.49 - - 0
Seaview/Fort Ross (Hirsch) 10/3/26 91.1   2.5 1108 74.9   6.6 0644 43.2   2.9 25 36   8 17   4 2.6 9.0   2.8 0946 0.00 0.07 0.170   0.040 455   84 100
Max   106.4 - 74.9 - 69.1 97 100 43 2.6 13.2 - 0.00 0.81 0.170 478 -
Avg   - - - - 49.4 57 - - 1.0 - - - - - - -
Min   91.1 - 46.1 - 13.8 25 36 0 0.1 5.4 - 0.00 0.00 0.040 10 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 10/4/26 9:34 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 10/3/26 101.1   7.6 1618 66.0   8.2 0525 44.5   4.8 50   18 12   9 2.2   0.3 8.9   1.7 1603 SSW | 195 0.00 0.02 0.139   0.028 340   47 20   10
Lower Bennett Valley 10/3/26 100.5   4.8 1543 48.7   5.4 0729 49.0   0.8 92   8 16   6 2.0   0.1 11.3   0.5 1412 N | 352 0.00 0.39 0.161   0.021 426   27 0   0
Kenwood (Wildwood) 10/3/26 101.6   8.4 1442 51.2   2.1 0659 47.2   2.9 84   11 13   6 2.4   0.6 8.9   0.6 1558 WSW | 250 0.00 0.21 0.155   0.039 401   53 10   10
Sonoma Valley (Bedrock) 10/3/26 99.1   7.9 1546 50.5   2.5 0611 46.4   3.0 82   11 15   9 - - - - 0.00 0.29 - - 40   10
Sonoma-West (Arnold) 10/3/26 101.6   8.7 1600 50.0   2.6 0718 45.9   2.9 81   10 14   10 1.6   0.0 8.9   0.4 1411 SE | 132 0.00 0.35 0.176   0.037 503   77 50   10
Sonoma Valley HS 10/3/26 101.1   9.3 1527 51.4   1.8 0657 53.6   1.6 95   4 18   14 0.9   0.0 8.0   1.5 1344 ESE | 105 0.00 0.01 0.148   0.031 443   67 0   0
Sonoma East (Bundschu01) 10/3/26 101.1   9.4 1555 49.2   1.6 0700 48.8   2.3 92   2 13   13 1.7   0.1 9.6   0.4 1305 W | 261 0.00 0.23 0.160   0.032 458   64 20   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) 10/3/26 103.2   8.8 1548 50.0   2.1 0735 48.7   2.4 91   2 13   12 0.9   0.1 8.1   0.3 1245 SSW | 201 0.00 0.18 - - 20   10
Ricci Vineyards (Carneros) 10/3/26 101.7   10.5 1602 50.3   1.0 0702 49.7   2.9 93   1 13   14 2.0   0.1 8.5   0.5 1339 SE | 138 0.00 0.12 0.165   0.032 472   68 0   10
Carneros (Ranch 71) 10/3/26 98.3   8.7 1551 60.7   8.3 0427 49.0   4.2 78   15 14   13 1.4   0.2 8.4   0.5 1412 S | 178 0.00 0.07 0.154   0.032 453   64 0   0
Carneros Upper (Ranch 81) 10/3/26 100.6   8.9 1629 62.2   8.8 0611 47.4   5.9 - - 2.0   0.1 12.7   3.1 1934 W | 281 - - - - 0   0
Carneros Lower (Ranch 81) 10/3/26 100.5   8.9 1430 51.6   0.6 0720 49.7   2.1 100   0 0   0 0.8   0.0 9.1   0.7 1431 S | 178 0.00 0.01 0.024   0.005 1   3 0   10
Rohnert Park-West (Stony Point) 10/3/26 102.2   7.2 1538 45.4   0.1 0717 50.4   1.5 98   1 16   10 0.5   0.0 10.0   0.9 1700 SW | 228 0.00 0.21 - - 0   0
Cartograph Wines Base 10/3/26 100.2   7.6 1453 57.0   10.0 0542 53.2   0.2 88   12 15   14 2.2   0.3 12.0   1.0 1525 SSW | 194 0.00 0.32 0.158   0.027 441   37 10   10
Cartograph Wines Remote 10/3/26 96.7   6.7 1413 50.8   4.5 0716 - - - - - - - - - - - 30   10
Rice-Spivak Vineyard 10/3/26 103.6   8.3 1431 44.7   2.8 0717 - - - - - - - - - - - 0   10
Penngrove (Asellus) 10/3/26 101.7   10.1 1638 47.2   1.6 0707 48.1   2.4 92   6 14   11 1.3   0.4 9.2   0.7 1442 SE | 138 0.00 0.59 - - 0   0
Petaluma (Ranch 10) 10/3/26 102.8   8.3 1627 48.4   1.8 0710 48.5   3.0 91   9 12   11 0.8   0.4 10.9   2.8 1452 WSW | 238 0.00 0.09 0.131   0.024 396   52 10   10
Max   103.6 - 66.0 - 53.6 100 18 2.4 12.7 - - 0.00 0.59 0.176 503 -
Avg   - - - - 48.8 - - 1.5 - - - - - - - -
Min   96.7 - 44.7 - 44.5 50 0 0.5 8.0 - - 0.00 0.01 0.024 1 -