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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 8/7/26 1:03 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) 8/6/26 92.6   3.0 1508 56.7   6.3 0124 50.0   1.6 50   14 85   15 10   19 5.6   1.2 16.9   0.2 1438 SSE | 150 0.00 0.04 0.265   0.031 693   23 0   0
Rockpile Lower (Cooley) 8/6/26 95.9   4.2 1446 51.6   1.3 0532 51.1   2.1 61   7 100   0 17   11 1.7   0.6 13.5   1.8 1601 ESE | 111 0.00 0.02 - - 0   0
Cloverdale-East (Ranch 83) 8/6/26 95.6   3.4 1538 52.5   2.9 0324 52.5   1.6 - - - 2.6   1.1 18.1   0.2 1611 S | 177 0.00 0.00 0.233   0.010 653   35 0   0
Cloverdale-SE (Ranch 38) 8/6/26 92.2   2.4 1522 53.1   1.4 0310 53.4   1.0 66   3 96   2 22   10 5.7   1.3 23.1   3.0 1609 SE | 146 0.00 0.01 0.236   0.012 603   26 0   0
Geyserville-North (Hoffman) 8/6/26 88.7   0.3 1521 56.8   0.4 0540 55.1   0.7 66   2 89   0 33   2 2.8   0.2 14.0   1.5 1605 SSE | 159 0.00 0.00 0.196   0.008 563   25 0   0
Geyserville (Ranch 3) 8/6/26 89.5   0.7 1531 56.1   0.0 0059 52.8   0.8 62   2 87   0 28   1 2.7   0.4 13.2   0.5 1426 SE | 134 0.00 0.00 0.214   0.008 613   24 0   0
Geyserville-East (Ranch 40) 8/6/26 85.7   2.0 1527 53.7   0.5 0710 53.8   0.6 72   2 96   1 32   0 6.2   0.5 21.3   0.0 1537 SSW | 200 0.00 0.00 0.224   0.008 623   15 0   0
Geyserville-South (Nervo Station) 8/6/26 86.5   0.6 1438 54.8   0.3 0059 - - - - 2.9   0.5 13.8   1.7 1543 S | 190 0.00 0.00 - - 0   0
Peterson (Ranch 09) 8/6/26 86.8   0.0 1455 54.4   0.8 0059 51.8   0.6 64   1 89   2 25   3 3.0   0.2 12.1   1.3 1547 S | 180 0.00 0.00 0.203   0.010 601   26 0   0
Crazy Creek Ranch 8/6/26 89.2   0.7 1459 54.0   1.6 0059 54.3   1.0 66   3 89   0 34   5 2.2   0.4 11.5   0.0 1524 SSE | 163 0.00 0.00 0.207   0.006 636   28 0   0
Whitton Ranch (201e) 8/6/26 88.7   1.3 1521 52.1   1.3 0101 53.5   0.5 66   1 98   1 29   1 2.6   0.0 11.7   0.1 1605 SSE | 154 0.00 0.00 0.200   0.007 569   18 0   0
Lytton East (Shop Hill Bottom) 8/6/26 86.0   0.0 1516 52.3   0.5 0113 52.1   0.6 66   1 94   0 30   2 3.0   0.4 14.6   0.8 1558 SSE | 159 0.00 0.00 0.210   0.004 618   18 20   20
Lytton East (Hill 5) 8/6/26 86.0   0.2 1434 53.9   0.4 0059 52.3   0.7 68   1 94   2 30   0 4.1   0.4 17.7   1.2 1542 SE | 135 0.00 0.00 0.202   0.004 562   19 20   20
Lytton West Lower (Lew 6) 8/6/26 86.0   0.4 1436 51.6   0.4 0118 52.5   0.5 68   0 94   0 32   2 3.0   0.0 16.1   0.9 1541 SE | 124 0.00 0.00 0.196   0.000 564   1 0   0
Lytton West Hill (23PS) 8/6/26 84.7   1.0 1439 54.7   0.1 0113 52.9   0.6 69   0 94   2 32   2 3.7   0.1 15.1   1.0 1611 SSE | 159 0.00 0.00 0.213   0.000 636   8 40   20
Big River 8/6/26 84.8   0.2 1416 54.6   0.2 0108 53.7   0.8 70   2 93   1 36   6 2.7   0.3 15.8   2.5 1749 S | 176 0.00 0.00 0.208   0.004 637   22 40   20
Jimtown-North (Piccolo Ranch 15) 8/6/26 87.6   1.2 1544 54.4   0.3 0109 50.9   0.9 61   2 88   1 24   2 1.8   0.1 13.6   2.2 1520 SSW | 205 0.00 0.00 0.186   0.010 571   29 0   0
HWY 128/Chalk Hill Rd (Landslide) 8/6/26 87.1   0.2 1431 55.3   0.8 0018 52.9   1.0 65   3 91   1 30   5 2.7   0.1 13.0   0.2 1443 WSW | 246 0.00 0.00 0.187   0.009 540   30 0   0
N Chalk Hill Rd (Ranch 63) 8/6/26 85.6   0.3 1422 52.5   1.4 0047 51.8   1.2 64   3 89   0 32   5 2.5   0.3 13.1   0.7 1520 SSW | 194 0.00 0.00 0.192   0.007 562   30 0   0
Newman Knights Valley 8/6/26 86.6   0.5 1444 52.9   1.1 0201 55.6   0.6 70   2 86   1 48   8 3.9   0.1 18.2   4.5 1529 SW | 226 0.00 0.00 - - 0   0
Knights Valley (Bavarian Lion) 8/6/26 90.1   2.2 1509 49.6   0.1 0101 50.8   1.0 63   3 96   1 23   3 2.6   0.1 13.7   0.7 1652 SW | 232 0.00 0.00 0.213   0.012 620   33 0   0
Red Tail 8/6/26 85.0   0.1 1431 51.2   3.7 0053 53.5   1.0 68   2 87   1 37   9 3.0   0.7 13.9   1.7 1536 S | 189 0.00 0.01 0.202   0.005 612   24 40   20
Franz Valley (Stornetta) 8/6/26 90.1   2.9 1443 49.5   2.1 0223 51.4   1.3 - 92   1 25   1 1.9   0.1 9.9   0.2 1600 WNW | 283 0.00 0.00 - - 0   0
Upper Dry Creek Valley 8/6/26 89.9   1.0 1431 53.2   0.7 0129 53.4   0.5 65   0 92   1 26   1 3.1   0.4 14.6   1.1 1547 SSE | 159 0.00 0.00 0.219   0.003 627   21 0   0
Lower Dry Creek Valley 8/6/26 85.0   0.2 1438 52.3   0.0 0103 53.1   0.6 68   0 100   10 34   1 2.6   0.1 16.9   0.2 1602 SE | 126 0.00 0.01 0.200   0.002 584   6 40   20
Max   95.9 - 56.8 - 55.6 72 100 48 6.2 23.1 - - 0.00 0.04 0.265 693 -
Avg   - - - - 52.7 65 - - 3.1 - - - - - - - -
Min   84.7 - 49.5 - 50.0 50 85 10 1.7 9.9 - - 0.00 0.00 0.186 540 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 8/7/26 1:03 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) 8/6/26 84.6   0.8 1401 53.7   0.5 0116 53.1   1.2 70 84   0 39   2 0.0 0.0   0.3 0101 0.00 0.02 0.174   0.004 601   25 0
Windsor-East (Ranch 16) 8/6/26 81.1   0.8 1404 55.2   1.8 0631 52.7   1.2 70 91   3 38   8 4.2 16.0   2.2 1543 0.00 0.00 0.202   0.006 606   28 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) 8/6/26 79.7   1.7 1454 51.2   0.5 0101 53.1   0.9 73 95   2 38   2 2.3 14.6   2.7 1528 0.00 0.02 0.184   0.001 596   17 60
Fulton-NW (Ranch 5) 8/6/26 79.8   0.3 1442 54.8   1.7 0603 53.4   1.0 74 94   5 42   7 4.0 14.5   0.7 1824 0.00 0.00 0.192   0.002 611   17 90
Bisordi (Fulton) 8/6/26 80.2   0.5 1336 55.1   1.8 0636 54.6   1.2 75 91   3 46   3 2.6 13.4   1.3 1520 0.00 0.00 0.192   0.004 636   26 90
Windsor-South (Laughlin Rd) 8/6/26 81.0   1.0 1338 54.7   0.4 0045 52.8   1.0 72 93   2 38   4 - - - 0.00 0.00 - - 70
Fulton-SE (Barnes Rd) 8/6/26 79.4   0.9 1342 55.5   2.4 0745 53.3   1.2 73 90   3 42   2 3.5 13.9   0.8 1534 0.00 0.00 - - 90
Fulton-SW (Ranch 21) 8/6/26 79.4   0.2 1325 54.9   0.4 0043 53.1   1.2 74 94   3 43   4 3.3 14.0   0.5 1432 0.00 0.00 0.196   0.003 635   25 90
NW Santa Rosa (Piner Road) 8/6/26 78.1   1.0 1331 54.8   0.8 0007 56.4   1.6 84 100   0 48   2 2.2 13.9   0.8 1413 0.00 0.00 - - 90
River Rd South (Denner Ranch) 8/6/26 77.9   0.2 1302 51.8   0.4 0101 -6.3   9.5 30 100   0 0   0 5.0 22.8   2.6 1550 - - - - 50
West Santa Rosa (LOV Vineyard) 8/6/26 78.5   0.3 1317 54.3   1.1 2314 53.1   1.2 74 95   4 42   3 2.4 13.2   0.7 1506 0.00 0.00 0.033   0.006 0   0 70
Guerneville Rd (Prokopakis) 8/6/26 81.8   2.3 1423 52.8   0.2 0105 53.7   1.1 73 93   0 37   2 - - - 0.00 0.02 - - 70
SunnyView Vineyard (SCWC) 8/6/26 78.3   0.8 1316 54.5   1.2 2303 52.5   1.2 74 94   5 42   2 2.4 12.0   0.1 1448 0.00 0.00 0.163   0.002 537   11 70
Guerneville Rd West (Balletto) 8/6/26 76.9   0.4 1303 55.0   1.0 2315 54.8   1.3 79 96   3 51   2 2.9 12.6   0.6 1500 0.00 0.11 - - 60
Sanchietti Ranch 8/6/26 78.2   1.1 1428 55.3   3.3 2303 55.6   1.3 - 94   5 51   1 3.0 13.5   0.2 1313 0.00 0.00 - - 90
Occidental Rd (Sebastopol) 8/6/26 77.5   0.9 1306 53.2   3.8 2258 57.4   1.7 87 100   0 54   5 3.0 15.8   0.2 1533 0.00 0.00 - - 60
Harper's Rest (Windsor-West) 8/6/26 83.0   1.8 1508 49.2   1.2 0142 52.2   0.7 - 96   2 34   4 2.1 12.0   0.9 1643 0.00 0.02 - - 20
Lower Westside Rd (Ranch 12) 8/6/26 81.6   3.3 1408 50.3   1.7 0158 53.0   0.6 72 93   2 37   8 2.4 12.9   0.8 1502 0.00 0.02 - - 40
Guerneville (Laughlin Rd) 8/6/26 79.7   0.6 1302 53.5   2.1 2307 52.9   0.7 74 92   2 44   4 2.7 14.9   1.5 1435 0.00 0.01 - - 90
Korbel (Winery) 8/6/26 82.5   2.0 1349 55.4   0.6 0649 53.7   0.6 73 92   1 42   1 0.7 10.2   1.1 1456 0.00 0.00 - - 80
Forestville (Shone Farms) 8/6/26 83.3   1.8 1644 52.6   0.4 0113 54.0   0.3 73 95   5 36   3 2.0 11.2   2.0 1741 0.00 0.03 0.183   0.000 587   13 40
Forestville-NE (Ranch 30) 8/6/26 83.3   0.3 1646 49.4   0.3 0113 54.6   0.3 75 96   2 41   4 2.6 12.8   1.9 1536 0.00 0.01 0.192   0.002 604   17 0
Foggy Bend (Ranch 41) 8/6/26 82.1   1.7 1552 53.5   0.1 0101 55.4   0.4 75 94   2 45   5 2.0 11.8   3.6 1753 0.00 0.01 0.188   0.001 609   18 40
Last Stop 8/6/26 84.9   0.7 1553 49.4   0.7 0101 53.9   0.1 72 96   1 34   1 2.0 11.8   1.2 1522 0.00 0.00 0.187   0.001 585   22 40
Green Valley Vineyard 8/6/26 80.6   0.9 1518 51.6   1.0 0055 52.9   0.3 74 96   0 34   3 2.2 12.5   1.1 1416 0.00 0.02 0.053   0.003 83   35 60
Park Royal 8/6/26 78.5   0.7 1312 55.0   2.3 0725 52.7   1.0 73 93   5 40   2 - - - 0.00 0.00 - - 90
Merino 8/6/26 80.6   1.4 1438 54.1   2.0 2246 55.0   1.1 77 98   7 44   3 2.4 13.2   1.5 1348 0.00 0.00 0.187   0.000 610   12 90
Green Valley (Sanchietti) 8/6/26 81.4   2.6 1454 46.8   1.1 0039 - - - - - - - - - - - 60
Keefer Ranch (Green Valley) 8/6/26 78.8   0.7 1448 50.2   1.3 0056 53.8   0.5 75 95   0 44   3 - - - 0.00 0.01 - - 60
Graton-West (Dutton Ranch) 8/6/26 80.5   0.2 1444 51.5   1.7 0101 56.8   0.7 83 100   0 42   5 2.1 11.8   0.8 1514 0.00 0.04 - - 60
Graton-South (Mill Station Rd) 8/6/26 72.4   1.7 1406 54.0   0.2 0120 53.8   0.9 81 96   3 54   4 1.3 12.1   1.6 1536 0.00 0.01 - - 20
Occidental (Horseshoe Bend) 8/6/26 73.6   0.6 1445 53.0   1.0 0525 53.2   1.2 - 100   0 49   1 - - - 0.00 0.04 - - 10
Sexton Valley (Jacqueline's Blk) 8/6/26 72.5   1.4 1413 55.2   1.3 0053 55.2   1.1 83 96   3 58   2 1.8 13.6   3.6 1551 0.00 0.04 - - 20
Sebastopol Hills (Burnside Rd) 8/6/26 69.9   2.2 1425 53.6   1.9 0040 54.6   1.2 88 100   2 62   2 3.9 15.6   0.1 1443 0.00 0.00 - - 70
Pleasant Hill 8/6/26 75.1   2.0 1251 52.4   3.9 2232 53.2   1.4 - 95   3 48   2 2.3 13.0   1.0 1518 0.00 0.01 - - 60
Seaview/Fort Ross (Hirsch) 8/6/26 71.1   4.3 1244 48.9   1.6 0553 52.9   0.4 79 97   0 56   10 2.0 10.2   0.7 1456 0.00 0.05 0.173   0.011 662   4 80
Max   84.9 - 55.5 - 57.4 88 100 62 5.0 22.8 - 0.00 0.11 0.202 662 -
Avg   - - - - 52.2 75 - - 2.5 - - - - - - -
Min   69.9 - 46.8 - -6.3 30 84 0 0.0 0.0 - 0.00 0.00 0.033 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 8/7/26 1:03 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 8/6/26 80.4   2.0 1405 51.2   2.8 0034 51.6   1.7 96   1 39   2 1.6   0.2 9.8   0.4 1344 WSW | 239 0.00 0.01 0.152   0.003 480   21 70   20
Lower Bennett Valley 8/6/26 81.5   1.5 1350 52.9   0.2 0004 53.4   1.5 100   6 37   3 3.7   0.4 12.1   0.6 1505 WSW | 245 0.00 0.00 0.190   0.001 606   10 60   20
Kenwood (Wildwood) 8/6/26 88.2   0.9 1430 54.1   1.4 0052 52.5   2.0 94   2 30   5 4.2   0.1 13.5   0.6 1531 NNW | 344 0.00 0.00 0.211   0.007 637   25 0   0
Sonoma Valley (Bedrock) 8/6/26 90.9   2.1 1511 53.5   1.9 0438 50.7   2.4 90   0 25   5 - - - - 0.00 0.00 - - 0   0
Sonoma-West (Arnold) 8/6/26 91.3   0.1 1624 49.2   4.6 0555 50.5   3.2 93   1 19   10 3.2   0.0 15.0   0.8 1341 SSW | 208 0.00 0.00 0.256   0.007 735   18 0   10
Sonoma Valley HS 8/6/26 88.4   1.2 1447 49.5   7.2 0557 54.1   2.7 100   6 33   5 2.6   0.3 11.7   3.4 1651 SSW | 204 0.00 0.00 0.218   0.007 677   31 0   10
Sonoma East (Bundschu01) 8/6/26 86.7   0.7 1532 45.8   7.2 0635 50.9   3.2 94   2 26   7 3.0   1.2 17.1   2.0 1317 SSW | 204 0.00 0.00 0.218   0.003 666   34 80   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) 8/6/26 89.1   3.0 1429 46.7   9.0 0623 51.4   2.7 94   4 26   7 2.5   1.8 14.5   1.7 1618 SSW | 211 0.00 0.00 - - 90   10
Ricci Vineyards (Carneros) 8/6/26 85.0   0.5 1557 50.1   6.0 0543 52.8   1.5 94   3 34   0 6.0   0.6 21.3   2.5 1944 W | 269 0.00 0.01 0.218   0.002 640   26 100   20
Carneros (Ranch 71) 8/6/26 83.2   0.5 1600 52.5   2.7 0631 52.6   1.6 94   2 35   1 5.7   0.9 18.5   2.7 1817 W | 262 0.00 0.00 0.222   0.007 672   33 100   0
Carneros Upper (Ranch 81) 8/6/26 83.7   1.4 1623 52.4   2.9 0633 52.5   1.6 - - 9.6   0.2 21.6   3.7 2009 WSW | 254 - - - - 100   0
Carneros Lower (Ranch 81) 8/6/26 88.3   6.4 1640 51.7   3.2 0608 53.1   2.3 100   7 0   43 1.3   0.5 13.2   0.6 1537 SSW | 208 0.00 0.00 0.194   0.001 625   21 100   0
Rohnert Park-West (Stony Point) 8/6/26 73.1   2.4 1238 55.7   1.8 0020 54.9   1.3 96   4 56   2 2.7   0.8 17.8   1.8 1505 SW | 229 0.00 0.00 - - 70   10
Cartograph Wines Base 8/6/26 71.3   2.7 1256 54.3   2.3 2341 54.9   1.5 97   5 63   3 4.0   0.0 22.7   3.9 1530 SSW | 195 0.00 0.02 0.157   0.013 592   12 70   10
Cartograph Wines Remote 8/6/26 74.4   0.9 1244 55.5   2.0 2348 - - - - - - - - - - - 90   10
Rice-Spivak Vineyard 8/6/26 73.5   2.6 1254 54.7   2.4 2341 - - - - - - - - - - - 90   10
Penngrove (Asellus) 8/6/26 77.9   2.5 1321 55.0   2.6 0049 53.2   1.0 95   8 41   1 3.7   0.9 14.2   0.3 1535 WSW | 256 0.00 0.00 - - 90   10
Petaluma (Ranch 10) 8/6/26 80.5   4.2 1351 55.6   2.8 2329 53.6   1.0 93   6 39   2 3.8   0.2 15.0   2.8 1708 NNW | 338 0.00 0.00 0.189   0.008 609   1 60   20
Max   91.3 - 55.7 - 54.9 100 63 9.6 22.7 - - 0.00 0.02 0.256 735 -
Avg   - - - - 52.7 - - 3.8 - - - - - - - -
Min   71.3 - 45.8 - 50.5 90 0 1.3 9.8 - - 0.00 0.00 0.152 480 -