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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 8/8/26 1:25 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) 8/7/26 96.8   4.2 1707 60.8   4.1 0543 47.2   2.8 35   15 67   18 17   7 6.1   0.5 20.2   3.3 2036 NNW | 335 0.00 0.04 0.282   0.017 639   54 0   0
Rockpile Lower (Cooley) 8/7/26 99.3   3.4 1618 52.4   0.8 0613 52.6   1.5 55   6 96   4 22   5 1.5   0.3 10.4   3.1 2016 NW | 306 0.00 0.02 - - 0   0
Cloverdale-East (Ranch 83) 8/7/26 97.7   2.1 1648 52.9   0.3 0334 54.8   2.4 - - - 2.5   0.1 15.9   2.2 1729 S | 178 0.00 0.00 0.223   0.010 632   21 0   0
Cloverdale-SE (Ranch 38) 8/7/26 95.9   3.7 1630 52.5   0.6 0619 55.1   1.7 67   1 97   2 28   7 6.0   0.2 20.9   2.2 1728 SSE | 148 0.00 0.01 0.227   0.009 560   44 0   0
Geyserville-North (Hoffman) 8/7/26 93.4   4.7 1621 55.5   1.3 0257 56.9   1.8 68   2 93   5 34   2 2.8   0.0 11.4   2.6 1442 SE | 144 0.00 0.00 0.189   0.007 529   34 0   0
Geyserville (Ranch 3) 8/7/26 94.2   4.7 1633 55.0   1.1 0236 54.9   2.1 66   4 100   13 28   1 2.8   0.0 11.2   1.9 1650 SE | 128 0.00 0.00 0.203   0.011 570   42 0   0
Geyserville-East (Ranch 40) 8/7/26 90.3   4.6 1601 52.4   1.3 0325 55.3   1.5 73   2 99   3 35   3 6.3   0.2 21.5   0.2 1655 SSW | 198 0.00 0.00 0.223   0.001 603   20 0   0
Geyserville-South (Nervo Station) 8/7/26 90.9   4.5 1604 53.9   0.9 0209 - - - - 3.0   0.1 13.8   0.0 1713 SE | 138 0.00 0.00 - - 0   0
Peterson (Ranch 09) 8/7/26 90.3   3.5 1605 53.7   0.7 0207 53.6   1.8 67   3 92   3 31   6 3.2   0.2 13.1   0.9 1647 SSW | 213 0.00 0.00 0.200   0.003 578   23 0   0
Crazy Creek Ranch 8/7/26 93.5   4.3 1624 52.7   1.3 0208 55.9   1.6 68   2 94   4 33   0 2.0   0.2 11.2   0.3 1413 SSW | 201 0.00 0.00 0.201   0.006 612   25 0   0
Whitton Ranch (201e) 8/7/26 93.8   5.1 1613 53.2   1.1 0206 55.2   1.7 68   2 98   0 30   1 2.7   0.0 13.1   1.4 1645 SSE | 168 0.00 0.00 0.199   0.001 558   11 0   0
Lytton East (Shop Hill Bottom) 8/7/26 89.8   3.8 1545 53.8   1.5 0118 54.0   1.9 69   3 95   1 33   2 3.1   0.1 15.3   0.7 1710 S | 178 0.00 0.00 0.209   0.001 603   16 10   10
Lytton East (Hill 5) 8/7/26 90.4   4.4 1549 53.7   0.3 0645 54.3   2.0 70   3 97   3 33   3 4.2   0.1 20.2   2.5 1712 SSE | 166 0.00 0.00 0.201   0.001 545   17 10   10
Lytton West Lower (Lew 6) 8/7/26 89.8   3.8 1605 53.2   1.6 0111 54.7   2.2 71   3 100   6 33   2 3.4   0.4 14.6   1.4 1658 SSE | 168 0.00 0.00 0.198   0.002 557   7 0   0
Lytton West Hill (23PS) 8/7/26 88.1   3.4 1539 54.4   0.3 0729 55.1   2.2 73   4 99   5 35   2 4.1   0.4 15.6   0.5 1649 S | 179 0.00 0.00 0.213   0.000 623   13 30   10
Big River 8/7/26 88.6   3.8 1605 54.6   0.0 0603 55.6   1.8 72   2 98   4 37   1 2.9   0.2 14.9   0.9 1657 SSE | 166 0.00 0.00 0.204   0.004 612   26 30   10
Jimtown-North (Piccolo Ranch 15) 8/7/26 94.5   6.9 1611 53.5   0.9 0142 53.4   2.5 66   5 100   12 24   0 1.6   0.1 12.5   1.1 1707 S | 183 0.00 0.00 0.183   0.003 544   27 0   0
HWY 128/Chalk Hill Rd (Landslide) 8/7/26 91.4   4.3 1603 55.2   0.1 0122 54.7   1.8 67   3 94   3 29   1 2.6   0.0 12.4   0.6 1420 SW | 215 0.00 0.00 0.186   0.001 526   13 0   0
N Chalk Hill Rd (Ranch 63) 8/7/26 90.3   4.7 1604 52.5   0.0 0104 53.5   1.7 66   2 92   3 30   2 2.5   0.0 12.3   0.8 1710 SE | 145 0.00 0.00 0.189   0.003 542   20 0   0
Newman Knights Valley 8/7/26 91.0   4.4 1611 53.4   0.5 0214 57.2   1.6 71   1 87   2 49   0 3.5   0.4 14.8   3.4 1656 SSW | 201 0.00 0.00 - - 0   0
Knights Valley (Bavarian Lion) 8/7/26 94.1   4.0 1600 49.0   0.5 0328 52.5   1.7 65   2 97   0 24   0 2.3   0.4 13.2   0.6 1613 W | 270 0.00 0.00 0.206   0.007 600   20 0   0
Red Tail 8/7/26 89.5   4.5 1548 50.5   0.8 0200 54.7   1.2 69   1 92   4 35   2 3.1   0.1 14.7   0.8 1656 SE | 143 0.00 0.01 0.209   0.007 619   8 30   10
Franz Valley (Stornetta) 8/7/26 94.6   4.5 1607 49.8   0.3 0408 52.3   0.9 - 93   1 23   2 2.2   0.3 9.6   0.3 1650 W | 266 0.00 0.00 - - 0   0
Upper Dry Creek Valley 8/7/26 92.8   2.9 1641 54.2   1.0 0646 55.4   2.0 68   2 96   4 34   8 3.3   0.3 14.2   0.5 1716 ESE | 109 0.00 0.00 0.210   0.009 593   34 0   0
Lower Dry Creek Valley 8/7/26 88.0   3.0 1615 54.4   2.2 0711 55.8   2.7 73   6 100   0 38   4 2.9   0.3 17.0   0.0 1714 SE | 146 0.00 0.01 0.199   0.001 578   6 30   10
Max   99.3 - 60.8 - 57.2 73 100 49 6.3 21.5 - - 0.00 0.04 0.282 639 -
Avg   - - - - 54.4 67 - - 3.2 - - - - - - - -
Min   88.0 - 49.0 - 47.2 35 67 17 1.5 9.6 - - 0.00 0.00 0.183 526 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 8/8/26 1:25 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) 8/7/26 88.2   3.6 1554 54.5   0.8 0144 54.7   1.6 71 86   2 39   0 0.0 0.4   0.4 1603 0.00 0.02 0.170   0.004 576   24 0
Windsor-East (Ranch 16) 8/7/26 85.1   4.0 1549 54.5   0.8 0651 54.0   1.3 72 95   3 35   3 4.8 17.0   1.0 1638 0.00 0.00 0.200   0.002 589   17 100
Mark West-North (Ranch 14) 7/27/26 86.2   2.9 1404 47.0   1.0 0543 51.1   1.0 62 96   0 32   5 1.8 12.7   0.3 1723 0.00 0.01 0.038   0.002 0   0 60
Windsor-SE (Silk Rd) 8/7/26 84.3   4.6 1547 54.8   3.6 0639 54.9   1.8 75 96   0 35   2 2.5 14.5   0.2 1648 0.00 0.02 0.185   0.001 589   7 80
Fulton-NW (Ranch 5) 8/7/26 82.6   2.8 1628 54.4   0.4 0504 54.9   1.4 76 97   2 39   3 4.6 17.3   2.8 1640 0.00 0.00 0.192   0.000 597   14 100
Bisordi (Fulton) 8/7/26 83.5   3.3 1536 54.8   0.3 0651 55.8   1.2 77 94   2 44   2 2.6 13.6   0.2 1634 0.00 0.00 0.186   0.006 611   26 100
Windsor-South (Laughlin Rd) 8/7/26 85.1   4.1 1612 54.5   0.1 0638 54.4   1.6 74 94   0 36   2 - - - 0.00 0.00 - - 90
Fulton-SE (Barnes Rd) 8/7/26 82.4   3.0 1542 54.9   0.6 0556 54.5   1.2 75 94   3 40   2 3.0 14.4   0.5 1753 0.00 0.00 - - 100
Fulton-SW (Ranch 21) 8/7/26 82.7   3.3 1620 54.5   0.4 0551 54.1   1.0 77 100   6 0   42 3.5 16.2   2.1 1634 0.00 0.00 0.186   0.010 592   43 100
NW Santa Rosa (Piner Road) 8/7/26 82.9   4.8 1544 54.5   0.2 0634 57.3   0.9 85 100   0 47   2 2.4 11.0   2.9 1622 0.00 0.00 - - 100
River Rd South (Denner Ranch) 8/7/26 80.9   3.0 1540 54.0   2.2 0630 -8.6   2.3 28 100   0 0   0 5.0 19.3   3.5 1634 - - - - 40
West Santa Rosa (LOV Vineyard) 8/7/26 82.3   3.8 1554 54.8   0.5 0601 54.6   1.5 77 96   1 38   4 2.2 13.1   0.0 1604 0.00 0.00 0.028   0.005 0   0 90
Guerneville Rd (Prokopakis) 8/7/26 87.2   5.4 1554 55.0   2.2 0638 55.3   1.6 75 96   3 36   2 - - - 0.00 0.02 - - 60
SunnyView Vineyard (SCWC) 8/7/26 81.7   3.4 1617 54.4   0.1 0611 54.0   1.5 76 95   1 40   1 2.1 12.4   0.4 1631 0.00 0.00 0.158   0.005 513   24 90
Guerneville Rd West (Balletto) 8/7/26 80.6   3.7 1545 54.9   0.1 0548 56.2   1.4 81 97   2 48   3 2.9 14.4   1.8 1635 0.00 0.11 - - 80
Sanchietti Ranch 8/7/26 80.9   2.8 1522 55.6   0.3 0634 56.7   1.1 - 93   0 51   0 3.2 14.2   0.7 1627 0.00 0.00 - - 100
Occidental Rd (Sebastopol) 8/7/26 81.9   4.4 1540 54.5   1.3 2236 58.6   1.2 89 100   0 51   2 2.5 15.3   0.4 1615 0.00 0.00 - - 80
Harper's Rest (Windsor-West) 8/7/26 84.9   1.9 1438 53.9   4.7 0648 54.0   1.8 - 95   1 36   2 2.2 11.4   0.6 1657 0.00 0.02 - - 40
Lower Westside Rd (Ranch 12) 8/7/26 84.1   2.5 1518 54.5   4.2 0513 55.0   1.9 74 96   3 39   3 2.6 13.1   0.2 1432 0.00 0.02 - - 60
Guerneville (Laughlin Rd) 8/7/26 84.0   4.3 1419 53.7   0.2 0059 54.1   1.2 72 93   1 37   6 2.5 13.2   1.8 1621 0.00 0.01 - - 100
Korbel (Winery) 8/7/26 88.7   6.2 1445 55.0   0.5 0631 55.3   1.5 71 94   1 36   7 1.1 8.5   1.8 1335 0.00 0.00 - - 70
Forestville (Shone Farms) 8/7/26 84.8   1.5 1508 54.0   1.3 0519 55.7   1.7 77 97   1 43   7 2.4 12.6   1.4 1644 0.00 0.03 0.178   0.005 559   28 60
Forestville-NE (Ranch 30) 8/7/26 87.0   3.7 1523 53.3   4.0 0106 56.3   1.6 78 98   2 43   2 3.1 12.5   0.3 1647 0.00 0.01 0.186   0.006 573   31 0
Foggy Bend (Ranch 41) 8/7/26 86.8   4.7 1515 54.8   1.4 0101 57.0   1.6 77 95   1 47   2 1.8 11.8   0.1 1423 0.00 0.01 0.176   0.012 572   36 60
Last Stop 8/7/26 90.1   5.2 1520 51.5   2.1 0101 55.9   2.0 75 96   1 39   5 2.2 11.2   0.5 1640 0.00 0.00 0.176   0.011 537   49 30
Green Valley Vineyard 8/7/26 86.1   5.5 1526 51.0   0.6 0145 54.7   1.8 77 98   2 39   5 1.8 12.1   0.4 1405 0.00 0.02 0.040   0.013 51   32 80
Park Royal 8/7/26 81.3   2.8 1539 54.2   0.8 0603 54.1   1.4 77 96   3 40   1 - - - 0.00 0.00 - - 100
Merino 8/7/26 83.1   2.5 1607 54.9   0.8 0558 56.3   1.3 80 98   0 45   1 2.6 12.6   0.5 1630 0.00 0.00 0.176   0.011 566   44 100
Green Valley (Sanchietti) 8/7/26 86.8   5.4 1452 49.8   3.0 0110 - - - - - - - - - - - 80
Keefer Ranch (Green Valley) 8/7/26 84.7   5.9 1518 50.2   0.0 0103 55.6   1.8 78 95   0 45   1 - - - 0.00 0.01 - - 80
Graton-West (Dutton Ranch) 8/7/26 85.9   5.4 1517 52.4   0.9 0111 58.1   1.4 84 100   0 40   2 2.3 14.0   2.2 1415 0.00 0.04 - - 80
Graton-South (Mill Station Rd) 8/7/26 76.8   4.4 1507 53.8   0.2 0609 55.0   1.2 83 98   1 51   3 1.3 9.8   2.4 1559 0.00 0.01 - - 10
Occidental (Horseshoe Bend) 8/7/26 76.7   3.1 1512 52.2   0.8 0646 54.6   1.3 - 100   0 50   2 - - - 0.00 0.04 - - 0
Sexton Valley (Jacqueline's Blk) 8/7/26 76.9   4.4 1459 54.6   0.6 0700 56.1   0.9 84 98   2 55   3 1.5 11.9   1.7 1416 0.00 0.04 - - 10
Sebastopol Hills (Burnside Rd) 8/7/26 72.7   2.8 1528 53.2   0.4 0437 55.4   0.8 90 100   0 60   2 3.5 16.3   0.6 1419 0.00 0.00 - - 60
Pleasant Hill 8/7/26 80.9   5.8 1532 53.2   0.8 2227 54.3   1.1 - 96   1 43   5 2.1 13.6   0.6 1618 0.00 0.01 - - 80
Seaview/Fort Ross (Hirsch) 8/7/26 82.8   11.7 1654 57.8   9.0 0940 52.2   0.8 52 82   15 22   34 2.4 11.3   1.2 2155 0.00 0.05 0.206   0.033 635   27 100
Max   90.1 - 57.8 - 58.6 90 100 60 5.0 19.3 - 0.00 0.11 0.206 635 -
Avg   - - - - 53.5 75 - - 2.6 - - - - - - -
Min   72.7 - 49.8 - -8.6 28 82 0 0.0 0.4 - 0.00 0.00 0.028 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 8/8/26 1:25 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 8/7/26 84.8   4.4 1535 51.3   0.1 0646 53.3   1.8 98   2 35   4 1.3   0.3 8.7   1.1 1631 SE | 134 0.00 0.01 0.143   0.009 440   41 90   20
Lower Bennett Valley 8/7/26 85.8   4.3 1508 53.1   0.2 0129 54.8   1.4 100   0 36   1 4.1   0.4 14.6   2.4 1629 SW | 222 0.00 0.00 0.187   0.003 575   30 80   20
Kenwood (Wildwood) 8/7/26 91.8   3.6 1427 53.7   0.4 0645 54.2   1.8 97   3 30   0 3.7   0.5 12.1   1.4 1644 N | 349 0.00 0.00 0.200   0.011 596   41 0   0
Sonoma Valley (Bedrock) 8/7/26 90.7   0.2 1554 52.5   1.0 0246 52.8   2.0 93   2 29   3 - - - - 0.00 0.00 - - 0   0
Sonoma-West (Arnold) 8/7/26 90.5   0.8 1452 50.5   1.3 0318 52.7   2.2 90   2 30   11 2.4   0.7 16.4   1.4 1608 SW | 232 0.00 0.00 0.218   0.038 639   96 0   0
Sonoma Valley HS 8/7/26 87.5   0.9 1551 53.0   3.6 0348 56.2   2.0 98   2 39   6 2.3   0.3 9.9   1.8 1931 SSW | 208 0.00 0.00 0.186   0.032 587   90 0   0
Sonoma East (Bundschu01) 8/7/26 84.8   1.9 1439 51.6   5.8 0350 53.8   2.9 94   0 37   10 3.6   0.6 15.6   1.5 1544 SE | 133 0.00 0.00 0.193   0.025 580   86 100   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) 8/7/26 87.6   1.6 1508 52.5   5.8 0446 53.9   2.6 94   1 34   8 2.4   0.1 12.1   2.3 1603 S | 176 0.00 0.00 - - 100   10
Ricci Vineyards (Carneros) 8/7/26 83.4   1.6 1500 54.5   4.3 0425 54.1   1.4 95   0 32   2 5.3   0.6 15.6   5.7 0026 WNW | 282 0.00 0.01 0.188   0.030 572   68 100   0
Carneros (Ranch 71) 8/7/26 81.6   1.6 1506 53.7   1.2 0341 54.2   1.6 96   2 36   2 4.9   0.8 14.8   3.7 2206 W | 275 0.00 0.00 0.188   0.034 601   72 100   0
Carneros Upper (Ranch 81) 8/7/26 83.6   0.1 1506 53.7   1.3 0434 33.3   19.2 - - 8.1   1.5 21.7   0.1 1927 WSW | 256 - - - - 100   0
Carneros Lower (Ranch 81) 8/7/26 81.9   6.4 1451 54.0   2.3 0459 55.0   2.0 93   7 40   39 1.6   0.2 11.8   1.3 1331 SSE | 168 0.00 0.00 0.165   0.029 539   86 100   0
Rohnert Park-West (Stony Point) 8/7/26 73.7   0.6 1358 54.7   1.1 0358 55.6   0.7 98   2 57   0 2.8   0.1 16.4   1.4 1624 SSW | 211 0.00 0.00 - - 60   10
Cartograph Wines Base 8/7/26 71.2   0.0 1226 53.8   0.6 0356 55.3   0.5 99   2 64   1 4.4   0.4 20.5   2.2 1630 SSW | 200 0.00 0.02 0.142   0.015 541   50 60   10
Cartograph Wines Remote 8/7/26 74.4   0.0 1223 54.7   0.8 0418 - - - - - - - - - - - 80   10
Rice-Spivak Vineyard 8/7/26 74.6   1.1 1323 54.2   0.5 0400 - - - - - - - - - - - 80   10
Penngrove (Asellus) 8/7/26 78.2   0.3 1356 54.3   0.8 0322 54.0   0.9 96   1 43   3 3.2   0.5 12.1   2.2 1328 W | 268 0.00 0.00 - - 80   10
Petaluma (Ranch 10) 8/7/26 82.2   1.7 1432 55.4   0.2 0516 54.3   0.7 93   0 40   1 3.5   0.3 13.4   1.5 1733 NW | 319 0.00 0.00 0.176   0.013 560   49 80   20
Max   91.8 - 55.4 - 56.2 100 64 8.1 21.7 - - 0.00 0.02 0.218 639 -
Avg   - - - - 53.0 - - 3.6 - - - - - - - -
Min   71.2 - 50.5 - 33.3 90 29 1.3 8.7 - - 0.00 0.00 0.142 440 -