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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 8/6/26 11:29 AM PDT
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) 8/5/26 89.6   6.8 1628 50.4   6.8 0632 51.6   0.8 64   20 100   21 29   6 4.4   0.2 16.7   1.8 1425 SE | 146 0.00 0.04 0.234   0.030 670   10 0   0
Rockpile Lower (Cooley) 8/5/26 91.7   4.9 1542 52.8   4.9 0608 53.2   0.3 68   17 100   14 29   4 2.4   0.3 11.6   1.8 1541 ESE | 123 0.00 0.02 - - 0   0
Cloverdale-East (Ranch 83) 8/5/26 92.2   5.8 1641 55.5   1.8 0056 54.1   0.2 - - - 3.7   0.6 18.3   0.8 2014 S | 180 0.00 0.00 0.223   0.020 618   35 0   0
Cloverdale-SE (Ranch 38) 8/5/26 89.8   5.2 1625 54.5   0.9 0059 54.4   0.4 69   8 94   2 31   5 7.0   0.3 20.2   4.9 1827 SSE | 160 0.00 0.01 0.224   0.028 577   25 0   0
Geyserville-North (Hoffman) 8/5/26 88.4   4.8 1627 56.5   3.8 0005 55.8   0.3 68   5 89   1 35   3 3.0   0.1 12.5   1.2 1750 SE | 136 0.00 0.00 0.188   0.024 537   46 0   0
Geyserville (Ranch 3) 8/5/26 88.8   5.3 1614 56.1   1.2 0018 53.7   0.5 65   5 87   1 29   3 3.2   0.2 12.7   0.8 1550 ESE | 113 0.00 0.00 0.206   0.025 589   50 0   0
Geyserville-East (Ranch 40) 8/5/26 87.7   2.9 1632 54.2   0.2 0651 54.4   0.7 73   7 97   1 32   1 6.7   0.4 21.3   0.2 1553 SSW | 206 0.00 0.00 0.216   0.024 608   31 0   0
Geyserville-South (Nervo Station) 8/5/26 87.0   3.5 1619 55.1   0.2 0037 - - - - 3.4   0.1 12.1   1.7 1801 S | 183 0.00 0.00 - - 0   0
Peterson (Ranch 09) 8/5/26 86.8   4.2 1552 53.6   0.2 0043 52.4   0.8 65   4 87   1 28   0 2.9   0.1 10.8   1.9 1521 S | 172 0.00 0.00 0.193   0.021 575   55 0   0
Crazy Creek Ranch 8/5/26 88.5   5.0 1650 55.6   4.2 2356 55.3   0.1 69   4 90   4 29   3 2.6   0.5 11.5   0.2 1428 S | 186 0.00 0.00 0.201   0.018 609   41 0   0
Whitton Ranch (201e) 8/5/26 90.0   4.0 1623 50.8   2.2 0038 54.0   0.4 67   3 97   1 28   0 2.6   0.0 11.8   1.3 1719 SW | 229 0.00 0.00 0.193   0.022 550   53 0   0
Lytton East (Shop Hill Bottom) 8/5/26 86.0   4.5 1547 51.8   1.9 0044 52.6   0.9 67   3 93   1 28   2 3.4   0.0 13.8   2.4 1928 ESE | 120 0.00 0.00 0.206   0.022 601   57 0   0
Lytton East (Hill 5) 8/5/26 86.2   4.2 1601 54.4   0.3 0058 53.0   0.9 68   3 91   0 30   1 4.6   0.1 16.5   4.3 1736 SE | 143 0.00 0.00 0.198   0.022 543   51 0   0
Lytton West Lower (Lew 6) 8/5/26 86.4   4.2 1539 51.1   0.5 0037 53.0   0.9 68   2 94   1 29   1 3.0   0.2 15.2   1.2 1731 SSE | 155 0.00 0.00 0.196   0.018 566   33 0   0
Lytton West Hill (23PS) 8/5/26 85.7   3.6 1537 54.6   0.1 0037 53.4   0.9 68   3 92   1 30   2 3.7   0.2 16.1   1.3 1708 S | 176 0.00 0.00 0.213   0.015 629   20 20   20
Big River 8/5/26 84.6   4.7 1523 54.8   0.9 0059 54.6   0.6 72   4 92   2 30   4 3.1   0.2 13.2   2.0 1751 SSE | 154 0.00 0.00 0.204   0.022 615   66 20   20
Jimtown-North (Piccolo Ranch 15) 8/5/26 88.8   3.8 1705 54.1   2.2 0056 51.8   0.2 63   3 88   12 22   3 1.7   0.2 11.4   0.7 1434 SSW | 209 0.00 0.00 0.176   0.023 542   55 0   0
HWY 128/Chalk Hill Rd (Landslide) 8/5/26 87.3   4.6 1633 54.5   1.9 2344 53.9   0.4 67   3 92   0 25   5 2.6   0.2 12.8   0.1 1506 S | 181 0.00 0.00 0.178   0.020 510   51 0   0
N Chalk Hill Rd (Ranch 63) 8/5/26 85.3   4.2 1550 53.9   2.8 0021 53.0   0.2 67   4 90   1 26   4 2.8   0.2 12.3   3.6 1755 SSE | 156 0.00 0.00 0.185   0.022 532   60 0   0
Newman Knights Valley 8/5/26 86.1   5.8 1636 54.1   0.1 0101 56.3   1.1 71   3 85   0 40   9 4.0   0.1 13.7   3.7 1736 SW | 235 0.00 0.00 - - 0   0
Knights Valley (Bavarian Lion) 8/5/26 87.9   4.7 1614 49.4   0.3 0054 51.8   0.6 66   3 96   0 21   6 2.6   0.3 13.0   0.2 1748 SW | 214 0.00 0.00 0.201   0.023 587   54 0   0
Red Tail 8/5/26 85.1   5.2 1618 54.9   3.9 2333 54.5   0.4 70   2 88   1 28   9 3.7   0.2 15.6   0.6 1524 S | 170 0.00 0.01 0.197   0.022 588   50 20   20
Franz Valley (Stornetta) 8/5/26 87.2   5.7 1501 51.6   0.3 0059 52.7   0.3 - 91   1 24   3 1.8   0.0 9.7   1.2 1610 WSW | 252 0.00 0.00 - - 0   0
Upper Dry Creek Valley 8/5/26 90.9   4.4 1607 53.9   1.0 0101 53.9   0.4 65   5 91   0 25   2 3.5   0.1 13.6   4.2 1830 SE | 133 0.00 0.00 0.216   0.023 606   49 0   0
Lower Dry Creek Valley 8/5/26 85.2   3.7 1540 52.2   0.6 0052 53.7   0.7 68   3 90   1 34   1 2.5   0.3 16.8   2.8 1750 NW | 321 0.00 0.01 0.198   0.021 578   47 20   20
Max   92.2 - 56.5 - 56.3 73 100 40 7.0 21.3 - - 0.00 0.04 0.234 670 -
Avg   - - - - 53.6 68 - - 3.4 - - - - - - - -
Min   84.6 - 49.4 - 51.6 63 85 21 1.7 9.7 - - 0.00 0.00 0.176 510 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 8/6/26 11:29 AM PDT
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) 8/5/26 85.4   4.2 1554 54.2   0.5 0059 54.3   0.8 70 84   0 36   3 0.0 0.3   7.6 1655 0.00 0.02 0.170   0.021 576   67 0
Windsor-East (Ranch 16) 8/5/26 81.9   4.0 1502 57.1   5.6 0216 53.9   0.0 70 88   5 30   7 4.4 13.8   1.9 1340 0.00 0.00 0.196   0.018 578   60 60
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) 8/5/26 81.4   3.6 1529 50.8   0.6 0046 54.0   0.6 72 94   0 36   4 2.4 11.9   0.0 1856 0.00 0.02 0.183   0.018 579   58 40
Fulton-NW (Ranch 5) 8/5/26 80.1   2.9 1500 56.5   2.2 2235 54.5   0.5 73 89   4 35   7 3.7 13.8   0.5 1630 0.00 0.00 0.190   0.015 595   54 70
Bisordi (Fulton) 8/5/26 80.7   2.7 1456 56.8   4.1 2228 55.8   0.2 75 88   5 44   3 2.7 12.1   1.5 1351 0.00 0.00 0.188   0.020 610   78 70
Windsor-South (Laughlin Rd) 8/5/26 82.0   2.8 1521 54.2   0.4 0017 53.8   0.8 71 91   2 34   7 - - - 0.00 0.00 - - 50
Fulton-SE (Barnes Rd) 8/5/26 80.3   2.4 1543 57.8   2.6 0158 54.5   0.4 71 88   2 39   3 3.1 13.1   0.4 1546 0.00 0.00 - - 70
Fulton-SW (Ranch 21) 8/5/26 79.7   2.4 1447 55.3   1.6 2312 54.3   0.2 73 91   4 39   5 3.6 13.5   2.2 1510 0.00 0.00 0.193   0.018 610   71 70
NW Santa Rosa (Piner Road) 8/5/26 79.0   1.8 1510 55.6   2.1 2306 58.0   0.1 84 100   0 46   5 2.7 13.1   1.1 1551 0.00 0.00 - - 70
River Rd South (Denner Ranch) 8/5/26 77.6   3.1 1501 51.4   0.8 0040 3.2   2.2 36 100   0 0   0 5.9 20.2   2.2 1923 - - - - 30
West Santa Rosa (LOV Vineyard) 8/5/26 78.8   1.7 1425 55.4   1.5 2329 54.2   0.5 73 91   4 39   5 3.5 13.8   2.0 1555 0.00 0.00 0.039   0.001 0   0 50
Guerneville Rd (Prokopakis) 8/5/26 84.1   1.6 1445 52.6   1.5 0048 54.8   0.6 71 93   3 35   3 - - - 0.00 0.02 - - 50
SunnyView Vineyard (SCWC) 8/5/26 79.0   1.8 1503 55.7   3.6 2300 53.8   0.3 72 89   6 40   3 2.9 12.1   6.5 1638 0.00 0.00 0.165   0.017 527   67 50
Guerneville Rd West (Balletto) 8/5/26 77.3   2.2 1442 56.0   2.1 2325 56.0   0.4 78 93   4 48   4 3.7 13.3   3.1 1701 0.00 0.11 - - 70
Sanchietti Ranch 8/5/26 79.2   2.0 1437 58.6   6.5 0051 56.9   0.0 - 88   6 50   2 3.9 13.7   2.8 1703 0.00 0.00 - - 70
Occidental Rd (Sebastopol) 8/5/26 78.4   1.0 1420 57.0   4.7 2120 59.1   0.6 86 100   0 49   2 3.9 15.6   4.2 1330 0.00 0.00 - - 40
Harper's Rest (Windsor-West) 8/5/26 84.8   3.0 1518 50.4   0.1 0048 52.9   0.6 - 93   2 30   6 2.2 11.1   0.1 1556 0.00 0.02 - - 0
Lower Westside Rd (Ranch 12) 8/5/26 84.9   3.0 1550 52.0   0.7 0058 53.7   0.3 70 92   3 29   6 2.8 13.7   0.4 1531 0.00 0.02 - - 20
Guerneville (Laughlin Rd) 8/5/26 80.3   0.8 1504 51.4   0.1 2328 53.6   0.2 72 90   0 40   3 2.8 13.4   1.9 1605 0.00 0.01 - - 70
Korbel (Winery) 8/5/26 80.5   1.3 1448 54.8   1.6 2313 54.4   0.3 73 91   1 44   0 1.3 11.3   5.4 2017 0.00 0.00 - - 60
Forestville (Shone Farms) 8/5/26 85.1   1.9 1554 53.1   0.6 0055 54.2   1.0 70 90   4 33   7 2.0 13.2   1.3 1528 0.00 0.03 0.183   0.020 574   62 20
Forestville-NE (Ranch 30) 8/5/26 83.6   2.0 1435 49.7   1.1 0056 54.9   0.8 74 94   2 37   7 3.1 14.7   0.1 1511 0.00 0.01 0.194   0.016 587   64 0
Foggy Bend (Ranch 41) 8/5/26 83.8   1.8 1458 53.4   1.7 0046 55.8   0.6 73 92   3 40   7 2.9 15.4   0.2 1502 0.00 0.01 0.189   0.019 591   58 20
Last Stop 8/5/26 85.6   1.1 1418 48.7   1.1 0049 53.7   0.8 71 94   3 33   7 2.4 13.0   0.8 1447 0.00 0.00 0.186   0.019 563   74 20
Green Valley Vineyard 8/5/26 81.5   0.5 1518 50.6   0.1 0046 53.2   0.9 73 96   0 31   12 2.8 13.6   4.2 1705 0.00 0.02 0.050   0.007 48   19 40
Park Royal 8/5/26 79.2   1.9 1440 57.4   4.8 2140 53.6   0.4 70 88   5 38   3 - - - 0.00 0.00 - - 70
Merino 8/5/26 82.0   1.7 1442 56.1   6.6 2130 56.1   0.1 74 92   8 41   3 2.3 11.7   1.9 1257 0.00 0.00 0.187   0.018 599   68 70
Green Valley (Sanchietti) 8/5/26 84.0   0.3 1437 47.9   0.7 2357 - - - - - - - - - - - 40
Keefer Ranch (Green Valley) 8/5/26 79.6   1.8 1529 48.9   0.1 0024 54.3   0.3 74 95   2 41   6 - - - 0.00 0.01 - - 40
Graton-West (Dutton Ranch) 8/5/26 80.7   0.4 1434 49.7   0.1 0030 57.4   1.2 84 100   0 37   10 2.5 11.0   3.2 1419 0.00 0.04 - - 40
Graton-South (Mill Station Rd) 8/5/26 74.1   0.2 1424 53.8   0.5 0033 54.6   0.8 78 93   3 49   5 1.8 10.5   1.6 1541 0.00 0.01 - - 30
Occidental (Horseshoe Bend) 8/5/26 74.2   0.9 1425 54.0   2.0 0059 54.4   0.1 - 100   2 48   7 - - - 0.00 0.04 - - 20
Sexton Valley (Jacqueline's Blk) 8/5/26 74.0   0.3 1454 56.6   1.1 0047 56.3   0.5 81 94   2 56   3 2.3 17.2   0.1 1525 0.00 0.04 - - 30
Sebastopol Hills (Burnside Rd) 8/5/26 72.1   0.1 1417 55.5   1.4 0052 55.8   0.4 85 98   2 60   2 4.1 15.6   1.9 1631 0.00 0.00 - - 80
Pleasant Hill 8/5/26 77.1   0.5 1436 56.2   2.8 0050 54.6   0.3 - 92   4 46   3 3.1 14.0   2.4 1659 0.00 0.01 - - 40
Seaview/Fort Ross (Hirsch) 8/5/26 66.8   7.7 1514 50.4   1.9 0057 52.5   2.3 89 97   7 65   31 3.0 9.5   0.7 1310 0.00 0.05 0.162   0.021 658   14 90
Max   85.6 - 58.6 - 59.1 89 100 65 5.9 20.2 - 0.00 0.11 0.196 658 -
Avg   - - - - 53.4 74 - - 2.9 - - - - - - -
Min   66.8 - 47.9 - 3.2 36 84 0 0.0 0.3 - 0.00 0.00 0.039 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 8/6/26 11:29 AM PDT
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 8/5/26 82.4   3.3 1503 54.0   0.7 0059 53.3   0.4 97   2 38   4 1.8   0.1 10.2   0.9 1432 SSE | 168 0.00 0.01 0.149   0.018 460   40 50   20
Lower Bennett Valley 8/5/26 83.0   5.2 1435 52.7   5.0 2202 54.9   1.5 94   1 40   5 3.3   0.6 11.5   0.7 1920 S | 178 0.00 0.00 0.191   0.021 596   48 40   20
Kenwood (Wildwood) 8/5/26 87.3   5.6 1459 55.5   1.5 2241 54.5   0.4 92   1 35   6 4.2   0.2 12.9   0.1 1601 N | 354 0.00 0.00 0.204   0.020 612   36 0   10
Sonoma Valley (Bedrock) 8/5/26 88.8   3.2 1556 55.4   4.2 0123 53.1   0.4 90   0 31   3 - - - - 0.00 0.00 - - 0   0
Sonoma-West (Arnold) 8/5/26 91.4   3.2 1612 53.9   4.5 0225 53.7   0.6 92   1 30   4 3.2   0.0 14.2   0.2 1743 NW | 309 0.00 0.00 0.249   0.011 716   25 10   10
Sonoma Valley HS 8/5/26 89.6   1.0 1609 56.6   3.4 0310 56.9   0.1 94   5 38   0 2.9   0.6 8.3   0.3 2251 SW | 219 0.00 0.00 0.211   0.006 646   23 10   10
Sonoma East (Bundschu01) 8/5/26 86.0   0.9 1648 53.0   2.0 0236 54.1   0.1 93   0 34   4 4.1   0.7 15.1   1.8 1611 SE | 145 0.00 0.00 0.215   0.011 632   31 90   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) 8/5/26 86.1   0.4 1701 55.7   4.2 0309 54.1   0.0 90   3 33   3 4.3   1.6 12.8   1.0 1707 SW | 224 0.00 0.00 - - 100   20
Ricci Vineyards (Carneros) 8/5/26 85.5   1.9 1709 56.1   4.3 0032 54.3   0.1 91   2 34   4 6.6   1.4 18.8   0.4 1935 W | 271 0.00 0.01 0.216   0.006 614   39 80   20
Carneros (Ranch 71) 8/5/26 83.7   2.0 1713 55.2   0.4 0306 54.2   0.7 92   2 36   5 6.6   2.7 21.2   5.7 1916 W | 263 0.00 0.00 0.215   0.001 639   36 100   0
Carneros Upper (Ranch 81) 8/5/26 82.3   0.8 1603 55.3   1.0 0301 54.1   1.2 - - 9.4   2.9 25.4   3.9 2218 W | 266 - - - - 100   20
Carneros Lower (Ranch 81) 8/5/26 81.9   0.5 1436 54.9   2.5 0302 55.4   0.4 93   1 44   1 1.8   0.3 12.6   1.2 1502 SSE | 164 0.00 0.00 0.193   0.002 604   25 100   10
Rohnert Park-West (Stony Point) 8/5/26 75.5   2.8 1409 57.5   9.0 0101 56.2   0.6 91   4 55   3 3.5   0.1 16.0   3.1 1535 W | 274 0.00 0.00 - - 80   10
Cartograph Wines Base 8/5/26 74.0   2.5 1418 56.6   2.8 0056 56.4   0.0 93   4 60   3 4.0   0.8 18.8   5.8 1619 SSW | 207 0.00 0.02 0.170   0.012 603   45 80   10
Cartograph Wines Remote 8/5/26 75.3   3.2 1304 57.5   4.6 0056 - - - - - - - - - - - 100   0
Rice-Spivak Vineyard 8/5/26 76.1   3.0 1450 57.2   9.0 0051 - - - - - - - - - - - 100   0
Penngrove (Asellus) 8/5/26 80.4   3.6 1435 57.6   9.5 0059 54.2   1.1 87   8 42   4 4.6   0.8 13.9   0.1 1615 WSW | 240 0.00 0.00 - - 100   20
Petaluma (Ranch 10) 8/5/26 84.7   3.0 1444 58.4   9.4 2130 54.6   0.5 87   9 37   2 3.6   1.0 12.2   1.5 1826 NW | 310 0.00 0.00 0.197   0.014 608   41 40   20
Max   91.4 - 58.4 - 56.9 97 60 9.4 25.4 - - 0.00 0.02 0.249 716 -
Avg   - - - - 54.6 - - 4.3 - - - - - - - -
Min   74.0 - 52.7 - 53.1 87 30 1.8 8.3 - - 0.00 0.00 0.149 460 -