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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 8/15/26 7:35 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) 8/14/26 78.2   3.0 1602 50.4   2.0 0551 52.4   1.0 83   1 100   0 42   5 4.3   0.6 16.7   1.3 1412 SE | 136 0.01 0.05 0.148   0.017 515   67 40   20
Rockpile Lower (Cooley) 8/14/26 80.0   2.2 1544 52.8   2.1 0408 53.8   1.2 81   2 100   0 41   3 3.1   0.1 13.6   1.1 1659 W | 280 0.00 0.02 - - 0   0
Cloverdale-East (Ranch 83) 8/14/26 81.2   1.3 1636 56.2   1.3 2352 55.1   0.9 - - - 2.8   0.9 13.3   2.6 1814 SSE | 154 0.00 0.00 0.140   0.017 432   69 40   20
Cloverdale-SE (Ranch 38) 8/14/26 79.5   1.8 1606 55.5   2.6 0446 55.5   1.0 80   1 95   3 46   4 5.4   1.2 18.4   0.8 1819 S | 186 0.00 0.01 0.134   0.002 403   28 20   10
Geyserville-North (Hoffman) 8/14/26 78.9   0.0 1608 54.0   2.0 0023 56.2   0.6 76   1 93   1 51   0 2.6   0.3 12.9   0.9 1806 SE | 138 0.00 0.00 0.134   0.006 415   13 50   20
Geyserville (Ranch 3) 8/14/26 78.7   0.0 1559 54.9   0.6 0026 54.7   0.3 72   2 88   12 45   1 2.7   0.3 13.2   0.4 1824 ESE | 121 0.00 0.00 0.147   0.007 457   17 40   20
Geyserville-East (Ranch 40) 8/14/26 76.5   1.2 1601 55.0   2.4 0639 55.5   1.0 83   1 97   2 54   0 6.1   0.4 21.5   1.0 1553 SSW | 195 0.00 0.00 0.140   0.000 463   19 20   10
Geyserville-South (Nervo Station) 8/14/26 76.8   0.2 1527 55.6   1.3 0018 - - - - 2.9   0.3 13.1   1.3 1720 S | 172 0.00 0.00 - - 50   20
Peterson (Ranch 09) 8/14/26 77.2   1.0 1549 54.0   0.8 0009 53.8   0.5 73   2 88   5 47   1 2.7   0.2 13.2   1.1 1736 SSE | 161 0.00 0.00 0.143   0.009 467   22 20   20
Crazy Creek Ranch 8/14/26 78.4   0.0 1520 55.2   0.2 0001 56.1   0.8 77   0 91   3 52   1 2.2   0.3 18.8   4.7 1358 S | 179 0.00 0.00 0.143   0.001 467   14 50   20
Whitton Ranch (201e) 8/14/26 79.5   0.5 1606 50.1   5.0 0018 55.0   0.3 75   1 100   3 46   1 2.4   0.1 11.9   1.8 1530 SSE | 157 0.00 0.03 0.140   0.005 430   8 80   20
Lytton East (Shop Hill Bottom) 8/14/26 77.0   0.0 1544 53.2   1.3 2344 54.1   0.2 74   3 93   2 47   0 3.1   0.1 15.6   0.0 1426 S | 172 0.00 0.00 0.154   0.025 488   72 50   20
Lytton East (Hill 5) 8/14/26 76.6   0.6 1523 55.3   1.1 2358 54.4   0.3 76   4 91   5 48   0 4.2   0.1 17.4   1.4 1635 SE | 131 0.00 0.00 0.142   0.021 434   61 20   10
Lytton West Lower (Lew 6) 8/14/26 77.1   0.1 1522 53.3   1.4 2352 54.4   0.1 74   4 92   7 47   1 2.9   0.1 15.1   0.5 1643 S | 174 0.00 0.01 0.157   0.029 504   86 50   20
Lytton West Hill (23PS) 8/14/26 76.9   0.8 1530 56.4   1.8 2339 55.0   0.1 76   5 94   6 49   1 3.5   0.3 14.7   0.5 1639 SSE | 161 0.00 0.01 0.160   0.030 519   90 50   20
Big River 8/14/26 76.3   0.1 1456 57.0   2.0 2346 56.1   0.6 79   3 93   5 54   1 2.9   0.2 14.5   0.6 1658 SSW | 195 0.00 0.00 0.153   0.021 510   64 50   10
Jimtown-North (Piccolo Ranch 15) 8/14/26 78.4   0.4 1518 54.0   1.1 0020 53.3   0.3 70   4 90   10 44   0 1.9   0.1 14.3   1.5 1501 WSW | 244 0.00 0.00 0.140   0.014 447   39 50   20
HWY 128/Chalk Hill Rd (Landslide) 8/14/26 77.9   1.3 1447 54.6   1.1 0000 55.0   0.7 74   1 90   2 47   3 2.5   0.2 13.8   0.6 1655 SW | 223 0.00 0.00 0.141   0.014 440   49 50   20
N Chalk Hill Rd (Ranch 63) 8/14/26 76.4   1.3 1509 52.8   1.7 0016 54.1   0.5 73   1 92   1 49   1 2.5   0.0 13.4   1.4 1746 S | 191 0.00 0.00 0.142   0.010 442   25 50   20
Newman Knights Valley 8/14/26 77.1   0.1 1522 53.2   1.9 0045 55.4   0.8 76   1 87   0 61   2 3.3   0.1 14.5   3.1 1631 SW | 232 0.00 0.00 - - 50   20
Knights Valley (Bavarian Lion) 8/14/26 77.2   0.3 1443 49.4   2.6 0040 53.3   0.4 75   1 96   1 45   2 2.8   0.4 16.9   2.6 1645 WNW | 292 0.00 0.00 0.152   0.005 485   5 30   10
Red Tail 8/14/26 76.4   1.2 1433 51.6   3.4 0009 54.9   0.3 77   1 90   1 55   3 3.3   0.2 16.7   1.3 1450 SSE | 161 0.00 0.01 0.152   0.014 504   41 50   10
Franz Valley (Stornetta) 8/14/26 77.8   0.7 1447 50.2   2.7 0059 53.6   0.3 - 91   1 46   2 2.0   0.1 12.7   1.2 1649 W | 259 0.00 0.00 - - 30   10
Upper Dry Creek Valley 8/14/26 80.6   0.9 1621 53.7   1.3 0048 55.1   0.9 73   1 91   0 43   0 2.8   0.3 13.8   1.5 1635 E | 89 0.00 0.00 0.149   0.003 458   6 0   0
Lower Dry Creek Valley 8/14/26 76.7   0.1 1559 55.1   0.1 2349 54.9   0.2 74   6 100   0 48   0 2.3   0.3 17.3   0.1 1653 SE | 131 0.00 0.01 0.149   0.034 468   104 50   20
Max   81.2 - 57.0 - 56.2 83 100 61 6.1 21.5 - - 0.01 0.05 0.160 519 -
Avg   - - - - 54.7 76 - - 3.1 - - - - - - - -
Min   76.3 - 49.4 - 52.4 70 87 41 1.9 11.9 - - 0.00 0.00 0.134 403 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 8/15/26 7:35 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) 8/14/26 77.0   1.0 1435 56.8   1.7 2308 55.5   0.7 76 84   1 56   3 0.0 0.0   0.0 0101 0.00 0.02 0.135   0.020 477   68 50
Windsor-East (Ranch 16) 8/14/26 74.4   3.0 1358 57.2   1.8 0429 54.8   0.4 75 92   0 52   5 4.1 15.7   0.7 1549 0.00 0.00 0.146   0.013 470   48 70
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) 8/14/26 74.1   0.7 1504 55.8   0.0 2314 55.2   0.0 77 94   2 54   0 2.2 11.8   0.3 1611 0.00 0.02 0.141   0.019 477   64 70
Fulton-NW (Ranch 5) 8/14/26 72.7   2.2 1445 57.0   1.1 0434 55.4   0.4 78 93   1 57   3 3.9 13.6   1.8 1616 0.00 0.00 0.139   0.017 471   57 70
Bisordi (Fulton) 8/14/26 73.7   1.3 1538 57.2   0.9 0444 56.5   0.7 80 91   1 63   3 2.7 14.1   0.9 1601 0.00 0.00 0.140   0.016 491   60 70
Windsor-South (Laughlin Rd) 8/14/26 74.4   1.6 1500 56.6   0.6 2244 54.8   0.1 76 91   2 54   3 - - - 0.00 0.00 - - 70
Fulton-SE (Barnes Rd) 8/14/26 73.3   3.2 1533 57.4   1.0 0430 55.2   0.4 76 91   0 57   5 1.8 10.3   4.3 1203 0.00 0.00 - - 70
Fulton-SW (Ranch 21) 8/14/26 73.1   1.4 1528 56.9   1.1 0356 55.1   0.4 78 91   2 57   4 3.2 16.7   1.5 1531 0.00 0.00 0.147   0.017 510   66 60
NW Santa Rosa (Piner Road) 8/14/26 73.2   1.3 1519 57.0   1.1 2224 58.9   0.7 90 100   0 64   4 2.4 14.5   0.3 1546 0.00 0.00 - - 50
River Rd South (Denner Ranch) 8/14/26 72.4   2.5 1447 54.8   0.2 2316 3.1   16.1 39 100   0 0   0 4.3 16.9   2.2 1556 - - - - 60
West Santa Rosa (LOV Vineyard) 8/14/26 72.9   2.2 1501 55.8   0.0 2236 55.2   0.0 78 93   3 56   5 2.3 16.1   0.7 1558 0.00 0.00 0.023   0.001 0   0 60
Guerneville Rd (Prokopakis) 8/14/26 77.1   1.2 1456 55.0   1.5 2324 55.7   0.1 76 93   4 51   4 - - - 0.00 0.02 - - 100
SunnyView Vineyard (SCWC) 8/14/26 73.6   1.0 1508 56.1   0.4 2215 54.5   0.2 77 92   3 54   5 2.2 15.2   0.4 1608 0.00 0.00 0.122   0.004 417   19 70
Guerneville Rd West (Balletto) 8/14/26 71.9   2.3 1521 55.6   0.7 2234 56.6   0.1 83 94   3 63   3 2.8 14.4   0.8 1602 0.00 0.11 - - 50
Sanchietti Ranch 8/14/26 73.4   2.2 1450 56.9   0.4 2159 57.5   0.3 - 93   1 65   4 3.1 18.0   1.0 1600 0.00 0.00 - - 70
Occidental Rd (Sebastopol) 8/14/26 72.7   2.9 1428 53.6   2.5 2242 61.0   0.6 98 100   0 81   10 2.4 17.8   0.7 1655 0.00 0.00 - - 50
Harper's Rest (Windsor-West) 8/14/26 76.0   0.5 1538 52.6   1.7 2323 54.0   0.3 - 95   1 49   3 1.5 10.4   1.2 1642 0.00 0.04 - - 60
Lower Westside Rd (Ranch 12) 8/14/26 74.6   0.4 1554 53.5   1.9 2336 54.7   0.4 77 93   4 53   2 1.9 16.5   2.0 1640 0.00 0.03 - - 80
Guerneville (Laughlin Rd) 8/14/26 73.8   2.2 1444 53.9   1.4 2220 54.6   0.2 79 94   1 54   3 2.1 13.2   2.6 1457 0.00 0.02 - - 70
Korbel (Winery) 8/14/26 73.4   3.0 1440 56.9   1.0 0447 55.4   0.0 80 95   1 55   8 1.5 12.8   1.5 1528 0.00 0.01 - - 60
Forestville (Shone Farms) 8/14/26 74.6   0.1 1535 55.0   0.3 2325 55.6   0.2 79 95   2 57   1 2.0 12.9   0.3 1618 0.00 0.04 0.125   0.019 424   62 80
Forestville-NE (Ranch 30) 8/14/26 73.1   0.6 1459 53.5   1.4 2323 56.1   0.1 82 96   2 62   2 2.4 15.4   1.2 1559 0.00 0.03 0.128   0.021 444   76 50
Foggy Bend (Ranch 41) 8/14/26 73.8   0.6 1514 53.9   2.1 2322 56.3   0.2 81 94   2 62   2 2.2 12.6   1.1 1526 0.00 0.03 0.128   0.020 446   64 80
Last Stop 8/14/26 75.1   2.8 1508 51.8   3.9 2319 55.2   0.4 80 96   1 55   4 1.9 12.1   1.5 1409 0.00 0.02 0.127   0.023 442   73 50
Green Valley Vineyard 8/14/26 71.1   1.7 1523 52.2   2.2 2328 55.0   0.6 84 96   2 59   1 1.9 13.4   1.5 1626 0.00 0.06 0.056   0.026 156   86 70
Park Royal 8/14/26 74.1   0.7 1523 57.2   0.9 0513 54.6   0.2 76 92   2 53   1 - - - 0.00 0.00 - - 60
Merino 8/14/26 76.5   0.8 1523 53.9   2.5 2211 56.7   0.2 81 98   1 55   2 2.2 12.4   1.6 1628 0.00 0.00 0.134   0.008 452   26 70
Green Valley (Sanchietti) 8/14/26 74.9   1.0 1446 49.7   6.2 2329 - - - - - - - - - - - 70
Keefer Ranch (Green Valley) 8/14/26 72.2   1.3 1455 50.7   5.2 2339 55.5   0.6 84 95   1 63   2 - - - 0.00 0.04 - - 70
Graton-West (Dutton Ranch) 8/14/26 72.5   1.2 1448 51.3   4.5 2323 60.3   0.2 98 100   0 73   4 1.8 11.4   1.9 1602 0.00 0.05 - - 70
Graton-South (Mill Station Rd) 8/14/26 69.2   1.1 1457 51.4   3.7 2352 55.4   0.3 86 96   1 65   3 0.9 9.1   1.4 1619 0.00 0.03 - - 0
Occidental (Horseshoe Bend) 8/14/26 65.3   2.4 1437 53.6   0.0 0004 55.4   0.1 - 100   0 75   9 - - - 0.00 0.07 - - 0
Sexton Valley (Jacqueline's Blk) 8/14/26 70.7   0.7 1448 51.1   4.7 2316 56.5   0.4 88 98   0 68   1 1.6 12.0   2.3 1614 0.01 0.08 - - 0
Sebastopol Hills (Burnside Rd) 8/14/26 67.3   2.1 1443 55.2   1.0 2325 56.5   0.2 93 100   0 74   6 2.2 13.2   0.8 1627 0.00 0.00 - - 0
Pleasant Hill 8/14/26 73.5   0.2 1453 52.9   2.2 2258 55.4   0.1 - 96   0 57   2 2.2 12.9   2.6 1514 0.00 0.04 - - 70
Seaview/Fort Ross (Hirsch) 8/14/26 61.7   2.2 1346 50.9   2.4 0537 52.5   0.9 93 97   0 77   5 3.0 11.2   2.7 0331 0.00 0.05 0.100   0.007 412   29 60
Max   77.1 - 57.4 - 61.0 98 100 81 4.3 18.0 - 0.01 0.11 0.147 510 -
Avg   - - - - 54.3 81 - - 2.3 - - - - - - -
Min   61.7 - 49.7 - 3.1 39 84 0 0.0 0.0 - 0.00 0.00 0.023 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 8/15/26 7:35 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 8/14/26 73.5   2.4 1506 53.2   1.3 0607 53.9   0.7 97   1 52   5 2.2   0.3 11.2   0.3 1522 SSE | 155 0.00 0.01 0.115   0.006 382   23 80   10
Lower Bennett Valley 8/14/26 74.3   3.4 1454 56.0   1.7 0324 55.3   0.4 96   4 54   7 4.0   1.1 14.8   1.9 1642 WNW | 286 0.00 0.00 0.117   0.015 393   50 70   10
Kenwood (Wildwood) 8/14/26 78.0   0.3 1555 54.2   0.4 2252 54.4   0.6 94   0 47   2 3.1   0.2 15.9   0.2 1713 NNW | 334 0.00 0.00 0.130   0.013 430   42 20   10
Sonoma Valley (Bedrock) 8/14/26 76.4   1.2 1545 52.0   1.8 2326 53.0   0.4 91   0 46   2 - - - - 0.00 0.00 - - 50   10
Sonoma-West (Arnold) 8/14/26 76.8   1.6 1547 58.0   4.6 2255 54.4   0.7 88   3 47   6 3.2   0.2 17.6   2.3 1719 W | 278 0.00 0.00 0.133   0.036 421   108 20   10
Sonoma Valley HS 8/14/26 74.6   1.8 1537 58.1   3.1 2306 56.6   0.6 93   3 57   6 2.8   0.1 8.4   4.8 2046 W | 260 0.00 0.00 0.108   0.027 358   88 50   10
Sonoma East (Bundschu01) 8/14/26 74.3   1.0 1724 56.5   5.0 2234 54.6   0.9 88   4 51   5 3.7   0.0 18.2   3.5 1738 W | 278 0.00 0.00 0.119   0.026 368   88 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) 8/14/26 75.8   0.7 1459 57.9   6.7 0433 54.7   1.1 88   4 49   4 3.7   0.3 14.8   1.3 1615 SSE | 156 0.00 0.00 - - 80   10
Ricci Vineyards (Carneros) 8/14/26 74.5   1.4 1439 58.0   4.8 0355 54.8   1.0 89   4 51   6 5.5   0.4 16.9   2.8 1618 SSE | 150 0.00 0.01 0.133   0.024 403   79 100   0
Carneros (Ranch 71) 8/14/26 72.2   1.0 1548 56.9   3.3 0401 54.8   0.9 93   0 55   5 5.5   0.7 22.9   4.6 1756 W | 265 0.00 0.00 0.124   0.016 400   59 80   10
Carneros Upper (Ranch 81) 8/14/26 72.6   2.1 1454 56.9   3.1 0400 54.6   0.9 - - 8.7   0.6 24.1   0.9 1919 W | 262 - - - - 80   10
Carneros Lower (Ranch 81) 8/14/26 73.5   1.4 1413 57.6   4.2 2300 55.4   0.8 90   2 53   2 2.1   0.4 15.6   1.3 1512 SSE | 159 0.00 0.00 0.117   0.024 382   74 80   10
Rohnert Park-West (Stony Point) 8/14/26 71.7   4.5 1445 57.4   1.1 0526 56.7   0.3 96   1 64   9 2.4   0.0 17.8   2.1 1626 W | 263 0.00 0.00 - - 0   0
Cartograph Wines Base 8/14/26 69.1   7.0 1501 56.4   0.6 0321 56.8   0.2 97   1 72   15 3.5   0.2 17.2   3.1 1524 SW | 230 0.01 0.06 0.080   0.040 282   130 0   0
Cartograph Wines Remote 8/14/26 69.9   4.9 1459 57.2   0.9 0337 - - - - - - - - - - - 40   10
Rice-Spivak Vineyard 8/14/26 71.3   8.1 1507 56.9   0.8 0329 - - - - - - - - - - - 10   10
Penngrove (Asellus) 8/14/26 75.4   3.2 1521 57.0   0.5 0447 54.9   0.7 93   0 50   8 3.3   0.2 15.2   0.8 1640 W | 268 0.00 0.00 - - 60   10
Petaluma (Ranch 10) 8/14/26 76.6   3.7 1545 58.0   0.5 0504 55.3   1.0 91   3 48   7 2.4   0.1 12.5   0.2 1608 SW | 232 0.00 0.00 0.119   0.030 377   102 90   10
Max   78.0 - 58.1 - 56.8 97 72 8.7 24.1 - - 0.01 0.06 0.133 430 -
Avg   - - - - 55.0 - - 3.7 - - - - - - - -
Min   69.1 - 52.0 - 53.0 88 46 2.1 8.4 - - 0.00 0.00 0.080 282 -