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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 7/29/26 2:11 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) 7/28/26 88.4   3.3 1528 54.8   3.7 0425 48.4   2.8 52   1 78   13 23   4 11.2   0.2 32.9   2.6 1918 NW | 321 0.00 0.04 0.287   0.002 714   20 10   10
Rockpile Lower (Cooley) 7/28/26 92.0   2.9 1444 56.8   2.2 0520 48.9   2.8 48   2 78   5 21   5 5.1   1.0 24.2   0.8 1838 W | 278 0.00 0.02 - - 0   10
Cloverdale-East (Ranch 83) 7/28/26 98.1   3.2 1436 57.1   0.1 0437 50.5   2.0 - - - 3.2   0.7 16.1   0.3 2042 NW | 316 0.00 0.00 0.260   0.001 682   12 0   0
Cloverdale-SE (Ranch 38) 7/28/26 97.6   3.1 1450 60.2   3.5 0502 51.3   1.8 45   4 67   12 22   6 5.3   1.1 20.4   1.2 2058 NNW | 340 0.00 0.01 0.263   0.003 629   12 10   10
Geyserville-North (Hoffman) 7/28/26 97.0   0.0 1450 50.7   1.2 0623 53.8   1.9 53   1 90   1 22   4 2.6   0.3 12.1   2.6 1644 ESE | 118 0.00 0.00 0.227   0.001 598   10 0   0
Geyserville (Ranch 3) 7/28/26 95.9   2.0 1503 52.2   1.0 0608 51.6   2.2 49   1 88   12 18   4 2.9   0.5 13.0   0.4 1617 ESE | 120 0.00 0.00 0.250   0.002 671   14 0   0
Geyserville-East (Ranch 40) 7/28/26 93.4   2.1 1451 55.4   1.7 0610 52.8   1.7 50   4 85   3 23   5 4.5   0.5 22.5   4.1 1554 SSW | 200 0.00 0.00 0.260   0.009 662   12 40   10
Geyserville-South (Nervo Station) 7/28/26 93.9   2.2 1833 52.8   1.1 0636 - - - - 3.1   0.5 16.5   5.0 2145 W | 279 0.00 0.00 - - 40   10
Peterson (Ranch 09) 7/28/26 92.8   2.3 1425 50.4   2.6 0604 51.2   2.3 53   1 90   3 18   5 2.8   0.0 13.3   0.1 1446 ENE | 78 0.00 0.00 0.230   0.002 650   11 0   0
Crazy Creek Ranch 7/28/26 95.3   2.9 1526 49.0   2.7 0626 52.7   1.6 55   3 92   5 24   5 2.2   0.2 15.8   2.0 1946 WNW | 293 0.00 0.00 0.237   0.001 668   13 0   0
Whitton Ranch (201e) 7/28/26 95.9   3.0 1611 45.3   2.9 0554 51.6   2.0 55   2 100   0 18   4 2.2   0.1 13.0   1.2 2038 W | 278 0.00 0.00 0.227   0.001 614   11 0   0
Lytton East (Shop Hill Bottom) 7/28/26 92.8   2.8 1512 50.3   1.0 0618 51.2   1.1 53   3 92   7 17   3 2.9   0.2 13.2   0.8 1657 SSE | 152 0.00 0.00 0.246   0.002 679   13 40   10
Lytton East (Hill 5) 7/28/26 93.2   3.0 1451 53.6   1.6 0623 51.8   1.0 53   3 88   6 18   3 4.4   0.1 18.2   1.8 1921 WNW | 303 0.00 0.00 0.251   0.006 612   13 40   10
Lytton West Lower (Lew 6) 7/28/26 93.3   2.8 1505 48.9   1.9 0612 51.6   0.5 55   4 94   6 18   2 3.0   0.2 14.3   1.6 1542 SSW | 196 0.00 0.00 0.235   0.011 611   9 10   10
Lytton West Hill (23PS) 7/28/26 92.1   2.8 1648 52.6   0.9 0636 52.1   0.0 54   4 92   6 19   6 3.3   0.3 15.6   0.4 1512 S | 177 0.00 0.00 0.245   0.005 653   10 40   10
Big River 7/28/26 92.6   3.2 1453 51.4   2.0 0614 54.2   0.7 59   4 95   3 30   2 2.1   0.0 13.0   0.2 1555 S | 171 0.00 0.00 0.241   0.004 702   14 20   10
Jimtown-North (Piccolo Ranch 15) 7/28/26 94.3   2.4 1839 48.6   3.2 0627 48.8   0.0 49   7 86   14 20   1 1.6   0.1 13.4   2.0 1504 S | 189 0.00 0.00 0.210   0.000 607   12 0   0
HWY 128/Chalk Hill Rd (Landslide) 7/28/26 94.4   3.6 1515 48.3   3.3 0626 52.1   0.6 58   4 94   2 23   5 1.8   0.2 12.0   2.0 1459 SSW | 200 0.00 0.00 0.210   0.002 579   8 10   10
N Chalk Hill Rd (Ranch 63) 7/28/26 92.4   2.8 1524 47.0   3.0 0602 51.0   0.6 55   4 91   7 24   3 2.0   0.0 12.6   0.5 1532 SSE | 166 0.00 0.00 0.220   0.005 609   11 40   10
Newman Knights Valley 7/28/26 93.5   3.4 1525 47.9   3.5 0612 56.8   1.6 62   4 84   5 45   3 2.5   0.0 13.4   0.8 1450 SW | 220 0.00 0.00 - - 40   10
Knights Valley (Bavarian Lion) 7/28/26 93.6   2.3 1508 45.9   3.2 0558 49.6   0.4 54   5 96   2 19   3 2.2   0.2 12.2   1.1 1641 W | 264 0.00 0.00 0.233   0.003 663   12 0   0
Red Tail 7/28/26 93.5   4.1 1423 48.5   1.1 0621 53.2   0.2 60   4 92   1 27   8 2.5   0.2 16.2   0.8 1657 ESE | 109 0.00 0.01 0.234   0.006 658   13 40   10
Franz Valley (Stornetta) 7/28/26 93.9   4.1 1533 46.2   2.6 0617 49.4   0.3 - 89   5 22   4 1.4   0.2 11.2   0.3 1452 S | 186 0.00 0.00 - - 0   0
Upper Dry Creek Valley 7/28/26 97.6   1.8 1438 51.0   1.0 0614 51.2   2.4 47   2 92   0 18   3 3.7   0.6 16.6   0.3 1932 WNW | 300 0.00 0.00 0.268   0.000 686   12 0   0
Lower Dry Creek Valley 7/28/26 91.8   2.4 1510 49.8   2.1 0558 52.0   0.4 54   6 100   0 18   10 2.5   0.1 14.6   0.0 1618 SE | 125 0.00 0.01 0.233   0.006 648   11 40   10
Max   98.1 - 60.2 - 56.8 62 100 45 11.2 32.9 - - 0.00 0.04 0.287 714 -
Avg   - - - - 51.6 53 - - 3.2 - - - - - - - -
Min   88.4 - 45.3 - 48.4 45 67 17 1.4 11.2 - - 0.00 0.00 0.210 579 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 7/29/26 2:11 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) 7/28/26 94.0   4.1 1702 52.4   1.9 0625 55.0   0.7 61 84   3 31   6 0.0 0.1   0.1 2010 0.00 0.02 0.199   0.000 665   8 0
Windsor-East (Ranch 16) 7/28/26 90.2   4.2 1452 47.7   2.5 0601 51.2   0.4 60 94   2 25   7 2.6 16.1   0.8 1551 0.00 0.00 0.240   0.008 656   9 80
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) 7/28/26 91.4   4.6 1615 47.9   2.9 0620 52.4   0.9 62 94   3 27   6 1.8 12.2   4.4 1429 0.00 0.02 0.225   0.003 669   14 50
Fulton-NW (Ranch 5) 7/28/26 88.6   4.1 1638 48.7   2.4 0541 52.0   0.7 60 91   3 29   7 3.1 14.8   1.0 1845 0.00 0.00 0.244   0.006 672   14 90
Bisordi (Fulton) 7/28/26 89.5   4.2 1700 46.7   2.7 0556 54.0   1.2 64 94   1 34   7 1.9 12.0   2.6 1507 0.00 0.00 0.234   0.003 716   16 90
Windsor-South (Laughlin Rd) 7/28/26 91.4   4.3 1624 49.9   1.7 0620 52.7   0.5 60 92   2 27   7 - - - 0.00 0.00 - - 70
Fulton-SE (Barnes Rd) 7/28/26 89.1   4.9 1700 49.9   2.5 0544 52.9   0.6 59 91   3 29   9 0.5 8.2   1.7 2148 0.00 0.00 - - 90
Fulton-SW (Ranch 21) 7/28/26 89.0   4.6 1634 48.9   2.9 0601 51.8   0.6 60 91   2 29   7 2.7 14.6   1.1 1606 0.00 0.00 0.245   0.007 698   16 90
NW Santa Rosa (Piner Road) 7/28/26 89.3   5.0 1604 46.7   2.7 0604 55.4   1.0 70 100   0 34   8 1.7 11.2   1.4 1740 0.00 0.00 - - 90
River Rd South (Denner Ranch) 7/28/26 89.9   4.2 1701 47.4   2.1 0619 19.3   7.7 37 100   0 0   0 3.7 18.4   0.9 1354 - - - - 80
West Santa Rosa (LOV Vineyard) 7/28/26 90.7   4.2 1609 47.6   1.8 0626 52.4   0.6 63 96   1 27   7 1.3 12.0   0.6 1539 0.00 0.00 0.032   0.009 0   0 70
Guerneville Rd (Prokopakis) 7/28/26 94.6   7.0 1601 47.6   1.7 0542 52.8   0.7 62 95   3 24   10 - - - 0.00 0.02 - - 70
SunnyView Vineyard (SCWC) 7/28/26 89.2   3.3 1420 45.6   2.5 0606 51.1   0.8 61 96   0 27   8 1.6 12.5   1.0 1439 0.00 0.00 0.205   0.004 620   15 100
Guerneville Rd West (Balletto) 7/28/26 89.6   4.3 1619 47.8   1.3 0617 54.6   1.0 67 96   2 33   8 2.4 13.7   0.5 1816 0.00 0.11 - - 90
Sanchietti Ranch 7/28/26 89.3   6.0 1609 46.9   2.4 0606 55.3   1.1 - 95   1 36   10 3.0 14.8   0.3 1759 0.00 0.00 - - 90
Occidental Rd (Sebastopol) 7/28/26 91.6   3.6 1636 46.8   2.7 0608 55.6   0.6 72 100   0 30   6 1.7 12.9   2.0 1821 0.00 0.00 - - 40
Harper's Rest (Windsor-West) 7/28/26 93.4   4.7 1616 48.6   2.5 0534 52.4   0.7 - 96   1 25   6 1.9 12.6   1.3 1434 0.00 0.02 - - 30
Lower Westside Rd (Ranch 12) 7/28/26 91.8   4.3 1719 48.5   3.0 0513 52.7   0.8 63 94   4 27   6 1.8 13.6   0.7 1525 0.00 0.02 - - 50
Guerneville (Laughlin Rd) 7/28/26 91.5   6.7 1506 47.8   1.2 0602 52.2   0.6 61 91   4 29   7 1.8 14.0   0.5 1557 0.00 0.01 - - 90
Korbel (Winery) 7/28/26 92.3   4.2 1552 49.9   1.8 0623 53.9   0.9 61 93   2 26   6 1.1 11.0   2.7 1427 0.00 0.00 - - 80
Forestville (Shone Farms) 7/28/26 93.9   5.9 1708 50.6   2.4 0521 54.4   0.8 63 94   0 25   11 1.9 11.1   0.4 1754 0.00 0.03 0.223   0.002 664   14 50
Forestville-NE (Ranch 30) 7/28/26 94.3   4.4 1650 47.2   1.6 0623 54.8   0.9 66 98   0 27   8 2.4 14.7   0.7 1813 0.00 0.01 0.237   0.004 672   15 0
Foggy Bend (Ranch 41) 7/28/26 94.0   4.2 1704 48.1   0.5 0626 56.4   0.9 67 95   2 33   8 1.4 11.2   0.7 1500 0.00 0.01 0.223   0.006 674   18 50
Last Stop 7/28/26 95.5   2.7 1617 47.0   1.6 0622 54.2   1.0 65 98   0 26   4 1.9 12.4   1.2 1500 0.00 0.00 0.226   0.006 660   8 10
Green Valley Vineyard 7/28/26 92.3   4.2 1603 48.6   0.9 0617 53.2   0.8 64 97   1 24   3 1.8 11.8   1.3 1438 0.00 0.02 0.045   0.001 16   6 50
Park Royal 7/28/26 88.8   4.9 1620 49.1   2.7 0612 51.3   0.6 59 89   3 28   7 - - - 0.00 0.00 - - 90
Merino 7/28/26 90.8   4.8 1548 44.3   2.9 0603 53.9   1.3 68 100   0 33   6 2.2 12.6   0.6 1813 0.00 0.00 0.235   0.004 694   16 90
Green Valley (Sanchietti) 7/28/26 94.9   2.1 1630 43.7   2.4 0617 - - - - - - - - - - - 20
Keefer Ranch (Green Valley) 7/28/26 91.8   3.1 1731 45.9   2.4 0617 54.0   1.4 68 97   0 28   2 - - - 0.00 0.01 - - 50
Graton-West (Dutton Ranch) 7/28/26 93.1   3.4 1610 46.4   2.0 0557 54.6   1.1 69 100   0 24   2 1.6 9.6   0.1 1426 0.00 0.04 - - 50
Graton-South (Mill Station Rd) 7/28/26 89.7   2.3 1725 44.5   2.0 0619 52.4   2.6 65 98   6 30   58 0.7 10.1   2.7 1056 0.00 0.01 - - 80
Occidental (Horseshoe Bend) 7/28/26 88.9   6.4 1631 53.3   2.1 0551 52.6   0.2 - 86   10 28   7 - - - 0.00 0.04 - - 100
Sexton Valley (Jacqueline's Blk) 7/28/26 89.2   1.3 1707 45.2   1.8 0616 54.9   1.1 69 99   0 36   1 1.0 8.6   0.0 1356 0.00 0.04 - - 80
Sebastopol Hills (Burnside Rd) 7/28/26 86.2   4.0 1730 52.2   1.3 0541 55.3   0.6 67 94   4 39   5 1.8 10.6   0.8 1503 0.00 0.00 - - 90
Pleasant Hill 7/28/26 89.5   1.9 1633 47.6   1.0 0620 53.0   0.6 - 98   0 30   2 1.7 11.1   1.0 1544 0.00 0.01 - - 90
Seaview/Fort Ross (Hirsch) 7/28/26 84.6   3.9 1623 59.6   7.0 0101 50.8   1.6 52 66   18 34   1 6.7 17.0   1.3 0643 0.00 0.05 0.252   0.020 696   16 100
Max   95.5 - 59.6 - 56.4 72 100 39 6.7 18.4 - 0.00 0.11 0.252 716 -
Avg   - - - - 52.4 63 - - 2.0 - - - - - - -
Min   84.6 - 43.7 - 19.3 37 66 0 0.0 0.1 - 0.00 0.00 0.032 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 7/29/26 2:11 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 7/28/26 88.5   4.3 1551 55.2   1.8 0349 50.2   0.2 74   9 27   5 2.1   0.1 11.2   0.6 1552 SSE | 151 0.00 0.01 0.178   0.006 501   10 100   0
Lower Bennett Valley 7/28/26 87.6   5.3 1435 43.3   2.9 0354 50.7   0.9 100   0 30   6 3.1   0.0 15.5   0.9 1535 SSW | 203 0.00 0.00 0.231   0.011 656   15 90   10
Kenwood (Wildwood) 7/28/26 93.8   7.4 1523 47.2   0.4 0523 50.9   0.0 95   2 24   5 2.2   0.7 14.6   1.2 1630 NW | 325 0.00 0.00 0.229   0.002 663   22 80   10
Sonoma Valley (Bedrock) 7/28/26 91.7   2.5 1714 46.2   1.6 0543 50.1   0.8 94   1 21   1 - - - - 0.00 0.00 - - 50   10
Sonoma-West (Arnold) 7/28/26 92.2   6.5 1536 45.4   1.8 0530 50.4   1.2 91   2 25   7 3.1   0.4 18.6   0.7 1711 WSW | 246 0.00 0.00 0.269   0.002 758   18 90   10
Sonoma Valley HS 7/28/26 90.2   7.5 1554 48.8   1.1 0622 55.3   1.2 100   0 34   8 2.3   0.4 9.3   4.1 1856 SSW | 207 0.00 0.00 0.225   0.005 686   13 90   10
Sonoma East (Bundschu01) 7/28/26 89.3   5.5 1617 47.3   2.5 0553 52.3   1.3 94   1 28   6 3.4   0.1 15.6   2.2 1602 SW | 218 0.00 0.00 0.235   0.005 691   17 90   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) 7/28/26 91.3   7.1 1617 48.3   2.1 0646 52.3   1.2 94   1 25   7 2.8   0.4 14.8   2.3 1730 SW | 232 0.00 0.00 - - 90   10
Ricci Vineyards (Carneros) 7/28/26 88.4   4.0 1649 47.9   3.0 0609 52.8   1.9 95   1 28   4 3.5   0.8 15.8   2.3 1749 SW | 215 0.00 0.01 0.226   0.007 662   16 100   0
Carneros (Ranch 71) 7/28/26 86.6   5.2 1657 53.6   0.5 0504 53.5   1.4 90   0 31   4 3.1   2.2 15.9   6.4 1745 WSW | 257 0.00 0.00 0.224   0.016 691   18 100   0
Carneros Upper (Ranch 81) 7/28/26 85.1   2.7 1608 53.6   0.1 0626 53.7   1.7 - - 4.6   3.1 19.4   6.9 1620 SSW | 213 - - - - 100   0
Carneros Lower (Ranch 81) 7/28/26 84.6   5.5 1550 48.9   1.6 0626 53.2   2.4 100   0 0   0 - 14.2   0.9 1427 SSE | 164 0.00 0.00 0.204   0.005 626   17 70   20
Rohnert Park-West (Stony Point) 7/28/26 84.9   6.1 1521 43.7   3.6 0550 53.6   1.8 98   0 38   9 1.8   0.3 12.8   2.6 1624 SSW | 194 0.00 0.00 - - 100   0
Cartograph Wines Base 7/28/26 85.1   9.0 1452 51.3   1.8 0540 55.6   1.1 97   1 38   15 3.5   0.8 18.8   4.7 1748 SSW | 202 0.00 0.02 0.222   0.014 681   17 100   20
Cartograph Wines Remote 7/28/26 85.7   4.7 1259 48.0   2.4 0555 - - - - - - - - - - - 100   0
Rice-Spivak Vineyard 7/28/26 88.5   9.1 1502 41.1   3.2 0556 - - - - - - - - - - - 90   10
Penngrove (Asellus) 7/28/26 86.8   7.0 1411 45.5   1.8 0606 50.9   1.0 97   0 30   8 2.4   0.3 13.5   2.1 1528 SSW | 213 0.00 0.00 - - 90   10
Petaluma (Ranch 10) 7/28/26 87.4   6.0 1541 46.4   2.8 0608 51.3   0.8 98   1 30   8 1.9   0.8 12.5   1.4 1628 WSW | 244 0.00 0.00 0.223   0.004 670   19 90   10
Max   93.8 - 55.2 - 55.6 100 38 4.6 19.4 - - 0.00 0.02 0.269 758 -
Avg   - - - - 52.3 - - 2.8 - - - - - - - -
Min   84.6 - 41.1 - 50.1 74 0 1.8 9.3 - - 0.00 0.00 0.178 501 -