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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 6/30/26 12:04 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) 6/28/26 81.1   6.8 1448 44.7   2.5 0513 42.4   3.0 56   9 89   0 19   13 10.4   1.2 28.5   3.3 0122 NW | 305 0.00 42.52 0.263   0.026 758   5 90   20
Rockpile Lower (Cooley) 6/28/26 83.7   7.2 1458 48.3   4.1 0616 42.6   3.6 50   11 81   0 18   12 6.1   3.8 23.8   3.5 1853 W | 274 0.00 41.80 - - 100   10
Cloverdale-East (Ranch 83) 6/28/26 89.4   7.7 1613 54.2   3.6 0638 44.9   3.4 - - - 4.0   0.7 17.6   0.7 0305 WNW | 298 0.00 35.51 0.249   0.013 719   29 90   10
Cloverdale-SE (Ranch 38) 6/28/26 88.0   6.4 1621 52.8   3.8 0638 45.8   3.4 48   8 73   5 21   13 7.6   0.3 22.9   0.9 0251 NW | 317 0.00 37.12 0.256   0.027 676   33 90   10
Geyserville-North (Hoffman) 6/28/26 91.5   8.0 1806 54.8   2.6 0551 46.8   2.9 46   7 67   3 20   11 4.1   0.7 17.4   1.8 1548 WSW | 246 0.00 25.50 0.236   0.012 630   33 90   10
Geyserville (Ranch 3) 6/28/26 89.0   6.3 1750 55.6   2.7 0550 44.1   3.5 42   7 63   4 16   11 4.9   0.7 15.7   0.8 0202 WNW | 298 0.00 36.33 0.262   0.009 740   24 90   10
Geyserville-East (Ranch 40) 6/28/26 88.5   4.9 1554 51.7   3.3 0528 46.2   3.6 49   8 77   3 20   12 5.2   0.0 23.4   4.6 1622 S | 190 0.00 37.20 0.257   0.031 712   17 90   10
Geyserville-South (Nervo Station) 6/28/26 88.0   4.4 1535 55.0   3.4 0613 - - - - 5.3   1.0 20.2   3.0 0306 W | 278 0.00 27.24 - - 90   10
Peterson (Ranch 09) 6/28/26 86.3   4.7 1444 54.9   3.6 0618 43.4   3.4 42   6 63   4 16   10 5.3   0.8 20.8   1.3 0423 WNW | 297 0.00 34.02 0.252   0.008 706   27 0   0
Crazy Creek Ranch 6/28/26 87.1   4.6 1540 48.0   7.7 0532 47.2   3.6 52   3 86   12 22   12 2.9   2.1 14.2   4.1 1552 S | 175 0.00 37.50 0.243   0.007 716   12 90   10
Whitton Ranch (201e) 6/28/26 89.3   3.8 1722 55.0   3.6 0616 45.8   3.1 44   8 66   5 17   11 4.4   0.3 19.0   2.8 0711 N | 3 0.00 38.45 0.244   0.015 667   19 90   10
Lytton East (Shop Hill Bottom) 6/28/26 87.5   5.0 1509 55.1   3.0 0601 43.2   3.7 41   7 65   4 14   12 5.0   0.0 17.3   0.2 0413 WNW | 284 0.00 39.27 0.264   0.021 731   28 90   10
Lytton East (Hill 5) 6/28/26 88.0   4.8 1430 55.0   3.2 0554 43.6   3.6 42   8 65   5 15   12 7.9   0.3 25.0   2.5 0345 NW | 308 0.00 38.71 0.269   0.021 653   20 90   10
Lytton West Lower (Lew 6) 6/28/26 87.4   5.0 1448 55.4   2.6 0608 43.9   3.5 43   7 65   4 15   13 5.7   0.2 16.2   0.6 0747 NW | 310 0.00 39.17 0.251   0.020 640   3 90   10
Lytton West Hill (23PS) 6/28/26 87.4   4.8 1457 56.1   2.4 0610 43.6   3.5 41   7 63   6 13   14 5.6   0.1 17.9   0.2 0453 NW | 324 0.00 40.93 0.246   0.008 623   19 90   10
Big River 6/28/26 85.5   5.5 1451 52.8   5.7 0617 46.6   3.2 48   6 74   1 22   10 3.0   1.5 15.2   1.9 1507 S | 175 0.00 35.87 0.249   0.007 754   9 100   0
Jimtown-North (Piccolo Ranch 15) 6/28/26 88.3   5.5 1520 51.8   6.3 0304 43.0   3.9 41   7 72   2 15   10 3.0   1.1 15.1   2.0 1532 SSW | 196 0.00 35.25 0.225   0.005 664   34 90   10
HWY 128/Chalk Hill Rd (Landslide) 6/28/26 87.4   4.4 1438 46.0   5.3 0419 45.9   3.3 51   2 91   0 21   8 2.9   0.7 15.6   1.2 1521 SSW | 193 0.00 35.17 0.222   0.009 631   5 90   10
N Chalk Hill Rd (Ranch 63) 6/28/26 86.4   4.2 1514 49.8   4.2 0405 45.5   2.7 49   1 83   11 20   8 2.9   2.0 14.4   1.4 0847 WNW | 288 0.00 35.99 0.229   0.001 653   23 90   10
Newman Knights Valley 6/28/26 85.0   5.3 1518 43.7   4.9 0412 51.4   2.4 62   2 85   7 45   6 3.5   1.4 15.2   2.6 1533 SW | 233 0.00 35.40 - - 100   0
Knights Valley (Bavarian Lion) 6/28/26 85.1   4.9 1512 43.1   7.9 0258 43.9   3.7 53   0 94   10 19   11 3.0   1.7 13.9   1.8 1534 WSW | 238 0.00 35.08 0.238   0.009 706   29 100   0
Red Tail 6/28/26 87.1   7.2 1432 48.9   0.9 0424 47.7   3.3 55   3 85   0 24   12 3.5   0.9 17.2   1.0 1515 SW | 224 0.00 36.25 0.242   0.012 708   10 100   0
Franz Valley (Stornetta) 6/28/26 83.8   4.2 1706 43.2   6.4 0536 43.8   4.2 - 93   2 20   9 2.1   0.7 15.0   0.4 1633 SSE | 163 0.00 35.65 - - 100   0
Upper Dry Creek Valley 6/28/26 90.2   7.7 1600 55.8   3.1 0556 43.9   3.3 41   8 65   2 14   12 5.0   1.0 17.0   4.3 0701 WNW | 293 0.00 39.65 0.259   0.014 716   36 100   0
Lower Dry Creek Valley 6/28/26 88.0   4.8 1506 55.6   2.7 0617 44.1   3.1 42   6 63   6 13   11 5.4   1.6 18.3   2.0 0729 NW | 310 0.00 38.68 0.253   0.000 695   32 90   10
Max   91.5 - 56.1 - 51.4 62 94 45 10.4 28.5 - - 0.00 42.52 0.269 758 -
Avg   - - - - 45.0 47 - - 4.7 - - - - - - - -
Min   81.1 - 43.1 - 42.4 41 63 13 2.1 13.9 - - 0.00 25.50 0.222 623 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 6/30/26 12:04 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) 6/28/26 85.7   2.5 1648 56.1   1.9 0046 48.8   2.4 51 81   1 27   5 0.1 7.5   8.3 2007 0.00 34.62 0.208   0.007 723   18 100
Windsor-East (Ranch 16) 6/28/26 86.8   5.7 1403 52.3   6.4 0058 45.6   3.1 49 86   0 20   8 3.3 15.3   1.0 1435 0.00 27.43 0.254   0.016 738   28 90
Mark West-North (Ranch 14) 6/28/26 85.0   4.9 1407 52.4   5.0 0240 44.7   3.0 47 77   7 20   8 2.1 10.4   3.2 1419 0.00 29.47 0.046   0.002 0   0 60
Windsor-SE (Silk Rd) 6/28/26 84.3   3.5 1334 45.2   8.3 0547 46.0   2.8 57 95   8 21   6 2.3 14.0   0.4 1433 0.00 27.05 0.237   0.007 722   17 60
Fulton-NW (Ranch 5) 6/28/26 83.2   4.0 1608 48.1   8.7 0417 46.2   2.9 52 90   2 23   6 3.5 14.4   4.2 1422 0.00 30.39 0.251   0.008 730   5 70
Bisordi (Fulton) 6/28/26 83.6   4.4 1541 47.5   9.1 0420 48.7   3.0 57 90   1 28   6 3.0 17.2   0.5 1407 0.00 24.77 0.244   0.015 754   32 70
Windsor-South (Laughlin Rd) 6/28/26 85.4   3.9 1740 48.6   4.9 0602 46.4   3.0 55 91   8 21   8 - - - 0.00 28.91 - - 100
Fulton-SE (Barnes Rd) 6/28/26 83.6   4.7 1643 49.4   7.5 0241 47.4   3.1 54 89   1 25   7 0.4 6.6   6.7 2229 0.00 29.04 - - 70
Fulton-SW (Ranch 21) 6/28/26 84.0   4.9 1617 45.5   5.9 0556 45.8   4.2 56 92   7 23   11 3.4 17.3   0.9 1412 0.00 29.64 0.258   0.021 754   31 70
NW Santa Rosa (Piner Road) 6/28/26 83.6   5.0 1305 44.4   7.2 0603 49.7   4.8 65 100   0 27   15 2.2 15.6   2.7 1416 0.00 23.80 - - 60
River Rd South (Denner Ranch) 6/28/26 84.3   4.8 1635 44.6   5.7 0557 17.7   32.8 36 100   0 0   34 4.0 20.6   2.4 1423 - - - - 50
West Santa Rosa (LOV Vineyard) 6/28/26 85.1   5.5 1651 44.9   6.1 0600 46.1   4.6 59 95   8 22   13 2.2 15.3   0.8 1406 0.00 23.43 0.053   0.005 0   0 70
Guerneville Rd (Prokopakis) 6/28/26 86.7   4.3 1750 45.3   6.2 0542 47.3   4.6 57 96   6 21   14 - - - 0.00 28.61 - - 100
SunnyView Vineyard (SCWC) 6/28/26 83.6   4.8 1607 43.1   6.4 0556 45.2   4.7 57 96   7 22   11 2.5 15.6   1.5 1358 0.00 31.16 0.224   0.015 670   43 50
Guerneville Rd West (Balletto) 6/28/26 83.2   4.9 1752 44.5   7.1 0601 48.6   4.8 63 96   6 28   15 2.7 17.5   3.5 1413 0.00 28.76 - - 60
Sanchietti Ranch 6/28/26 84.2   4.4 1551 44.4   6.6 0600 49.5   4.8 - 94   4 30   13 3.4 16.4   1.1 1423 0.00 29.36 - - 70
Occidental Rd (Sebastopol) 6/28/26 84.1   4.6 1527 43.0   5.2 0544 51.3   6.4 72 100   0 29   18 2.6 19.5   2.4 1425 0.00 11.92 - - 60
Harper's Rest (Windsor-West) 6/28/26 85.3   3.6 1854 45.9   9.8 0611 45.6   1.9 - 90   4 21   7 2.0 15.9   2.5 1552 0.00 35.14 - - 100
Lower Westside Rd (Ranch 12) 6/28/26 83.7   3.0 1408 45.1   6.8 0612 44.8   3.4 54 92   5 21   10 2.2 15.5   2.1 1415 0.00 33.80 - - 100
Guerneville (Laughlin Rd) 6/28/26 83.5   3.4 1645 43.3   4.4 0547 45.6   4.0 58 93   1 19   15 2.2 14.2   2.3 1551 0.00 44.84 - - 70
Korbel (Winery) 6/28/26 81.7   2.9 1709 45.1   5.0 0545 46.5   4.5 59 94   0 21   14 0.3 9.4   4.5 1119 0.00 42.00 - - 60
Forestville (Shone Farms) 6/28/26 84.3   3.8 1649 47.9   5.5 0347 46.4   3.9 54 88   1 23   13 2.3 15.7   1.2 1523 0.00 36.10 0.234   0.023 713   50 100
Forestville-NE (Ranch 30) 6/28/26 84.5   5.2 1258 44.8   5.1 0513 48.1   4.3 60 95   0 26   14 2.6 15.9   0.5 1439 0.00 33.97 0.243   0.021 732   34 100
Foggy Bend (Ranch 41) 6/28/26 83.7   4.6 1431 45.7   5.2 0615 49.9   3.4 61 94   1 32   12 2.8 15.9   1.3 1443 0.00 35.30 0.243   0.018 740   20 100
Last Stop 6/28/26 83.6   5.1 1319 41.8   4.2 0606 47.6   3.5 62 98   3 26   14 2.0 16.0   0.7 1405 0.00 34.26 0.227   0.016 711   30 100
Green Valley Vineyard 6/28/26 82.6   5.8 1732 44.3   5.1 0522 45.6   4.3 57 95   1 22   16 2.5 15.1   0.2 1403 0.00 41.83 0.133   0.022 294   65 70
Park Royal 6/28/26 83.0   4.1 1708 44.7   8.5 0538 44.8   4.9 55 90   4 21   12 - - - 0.00 17.10 - - 60
Merino 6/28/26 85.9   4.3 1523 40.8   7.3 0552 48.0   5.0 64 100   3 26   11 2.3 14.1   0.7 1336 0.00 30.10 0.232   0.020 710   36 40
Green Valley (Sanchietti) 6/29/26 86.9   1.7 1424 44.6   4.4 0600 - - - - - - - - - - - 60
Keefer Ranch (Green Valley) 6/28/26 82.4   5.3 1650 41.7   4.3 0610 47.5   4.6 63 97   1 28   17 - - - 0.00 37.21 - - 60
Graton-West (Dutton Ranch) 6/28/26 84.5   6.4 1528 42.4   4.5 0549 47.1   5.9 63 100   0 22   17 1.9 12.4   1.3 1349 0.00 45.48 - - 100
Graton-South (Mill Station Rd) 6/28/26 81.3   4.6 1732 41.7   5.1 0539 45.6   5.5 60 96   2 23   16 1.1 10.5   0.8 1423 0.00 34.63 - - 60
Occidental (Horseshoe Bend) 6/28/26 80.2   7.1 1654 48.1   2.3 0604 46.2   4.4 - 89   8 25   19 - - - 0.00 37.70 - - 0
Sexton Valley (Jacqueline's Blk) 6/28/26 83.1   6.7 1721 42.4   4.4 0601 48.6   4.5 65 99   6 27   19 1.7 15.2   1.3 1552 0.00 23.13 - - 40
Sebastopol Hills (Burnside Rd) 6/28/26 79.4   5.1 1702 50.9   3.1 0335 48.7   3.7 61 86   12 28   20 2.5 15.4   2.5 1442 0.00 33.85 - - 20
Pleasant Hill 6/28/26 82.1   3.4 1730 44.6   2.6 0354 46.8   4.2 - 98   3 23   13 2.5 15.3   0.4 1508 0.00 31.87 - - 50
Seaview/Fort Ross (Hirsch) 6/28/26 75.7   10.1 1547 47.6   2.9 0542 45.1   3.8 57 83   12 30   24 4.5 14.5   2.6 0422 0.00 54.36 0.230   0.041 761   32 20
Max   86.9 - 56.1 - 51.3 72 100 32 4.5 20.6 - 0.00 54.36 0.258 761 -
Avg   - - - - 46.2 57 - - 2.4 - - - - - - -
Min   75.7 - 40.8 - 17.7 36 77 0 0.1 6.6 - 0.00 11.92 0.046 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 6/30/26 12:04 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 6/28/26 81.4   5.8 1421 48.0   4.6 0551 44.3   4.6 85   12 24   13 2.5   0.3 10.5   1.8 1331 SE | 136 0.00 6.17 0.176   0.018 513   19 20   20
Lower Bennett Valley 6/28/26 81.5   5.9 1303 40.0   5.3 0310 44.9   5.5 100   0 25   15 3.2   1.1 14.9   1.5 1545 SW | 214 0.00 28.00 0.237   0.029 707   42 40   20
Kenwood (Wildwood) 6/28/26 83.7   6.3 1345 45.1   3.3 0340 44.8   5.0 94   4 21   14 3.0   0.3 18.5   1.2 1641 NNW | 340 0.00 32.85 0.230   0.025 698   39 100   0
Sonoma Valley (Bedrock) 6/28/26 82.9   6.2 1508 45.2   1.7 0622 43.4   4.7 93   2 21   14 - - - - 0.00 28.95 - - 100   0
Sonoma-West (Arnold) 6/28/26 84.7   8.3 1411 43.1   4.2 0557 44.1   5.5 94   6 21   15 3.0   2.8 21.2   1.2 1700 W | 274 0.00 18.30 0.277   0.027 808   38 100   0
Sonoma Valley HS 6/28/26 83.3   7.9 1443 46.4   5.1 0523 49.2   3.7 100   4 28   16 2.3   1.1 11.7   0.2 1749 WSW | 238 0.00 6.91 0.238   0.025 741   21 100   0
Sonoma East (Bundschu01) 6/28/26 84.2   8.0 1437 44.0   3.7 0541 45.1   4.9 93   3 24   12 3.2   1.3 20.8   0.4 1656 WNW | 285 0.00 21.65 0.247   0.024 726   23 100   0
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) 6/28/26 86.5   9.6 1505 45.2   4.1 0533 45.1   4.8 93   3 22   13 2.3   2.2 15.8   0.0 1652 WSW | 241 0.00 18.67 - - 90   10
Ricci Vineyards (Carneros) 6/28/26 85.1   8.1 1511 46.0   5.1 0448 45.8   4.5 93   4 22   15 3.9   2.5 17.7   0.2 1720 W | 280 0.00 23.15 0.264   0.029 755   18 100   0
Carneros (Ranch 71) 6/28/26 83.6   8.8 1431 51.2   3.0 0505 45.8   4.6 80   13 24   15 4.4   3.4 21.4   0.3 1746 W | 265 0.00 19.98 0.264   0.030 750   13 100   10
Carneros Upper (Ranch 81) 6/28/26 84.0   8.9 1407 51.2   3.4 0513 45.7   4.2 - - 5.0   4.6 25.9   3.0 1747 WSW | 257 - - - - 100   10
Carneros Lower (Ranch 81) 6/28/26 87.7   5.5 1534 46.3   4.9 0515 47.1   4.8 100   8 0   34 1.3   0.4 17.0   5.1 1516 SSE | 167 0.00 19.55 0.204   0.007 650   3 90   10
Rohnert Park-West (Stony Point) 6/28/26 79.2   3.9 1332 40.8   4.5 0417 48.1   4.3 97   1 34   10 3.1   1.5 20.2   2.0 1454 W | 261 0.00 12.32 - - 40   20
Cartograph Wines Base 6/28/26 77.2   3.6 1416 49.1   1.3 0306 49.9   3.3 92   5 35   13 4.6   1.5 20.5   2.4 1449 WSW | 238 0.00 28.92 0.229   0.032 734   41 20   20
Cartograph Wines Remote 6/28/26 80.4   5.3 1140 45.0   1.9 0527 - - - - - - - - - - - 40   20
Rice-Spivak Vineyard 6/28/26 80.5   4.2 1135 36.9   2.2 0347 - - - - - - - - - - - 40   20
Penngrove (Asellus) 6/28/26 81.6   6.9 1342 42.3   1.4 0304 45.2   4.7 97   4 27   11 3.1   0.8 16.6   0.5 1405 WSW | 254 0.00 68.35 - - 40   20
Petaluma (Ranch 10) 6/28/26 82.4   8.8 1452 44.0   1.6 0548 46.0   4.5 95   3 24   16 2.5   1.9 14.3   2.4 1434 WSW | 244 0.00 19.96 0.237   0.020 722   7 100   0
Max   87.7 - 51.2 - 49.9 100 35 5.0 25.9 - - 0.00 68.35 0.277 808 -
Avg   - - - - 45.9 - - 3.2 - - - - - - - -
Min   77.2 - 36.9 - 43.4 80 0 1.3 10.5 - - 0.00 6.17 0.176 513 -