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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 6/5/26 4:12 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) 6/4/26 82.4   3.9 1512 47.4   5.4 0516 45.6   2.0 58   6 100   21 28   6 11.5   3.2 29.2   11.0 1710 NW | 317 0.00 42.48 0.274   0.013 763   21 60   20
Rockpile Lower (Cooley) 6/4/26 86.6   4.6 1410 51.9   5.2 0437 45.9   2.7 51   6 86   14 24   4 5.8   2.9 24.1   5.3 1739 WSW | 239 0.00 41.80 - - 60   10
Cloverdale-East (Ranch 83) 6/4/26 92.9   3.2 1522 55.6   8.5 0133 49.5   2.2 - - - 3.6   0.2 17.0   4.4 0955 NNW | 335 0.00 35.51 0.252   0.014 698   0 80   10
Cloverdale-SE (Ranch 38) 6/4/26 91.7   2.9 1620 55.8   5.4 0415 50.0   1.5 51   4 81   14 26   6 7.4   0.5 22.6   5.0 0919 NNW | 342 0.00 37.12 0.268   0.024 674   1 50   10
Geyserville-North (Hoffman) 6/4/26 91.8   1.8 1612 56.7   10.0 0616 51.9   1.9 49   9 76   20 31   8 3.5   0.9 13.5   5.9 1927 W | 272 0.00 25.50 0.228   0.017 619   11 70   10
Geyserville (Ranch 3) 6/4/26 91.7   1.7 1617 57.0   8.7 0558 49.8   1.3 46   10 76   24 26   10 4.1   0.5 13.7   3.7 2045 W | 260 0.00 36.33 0.262   0.016 731   9 80   10
Geyserville-East (Ranch 40) 6/4/26 88.7   0.8 1457 54.0   5.7 0544 51.4   1.3 52   9 86   14 33   11 4.7   0.4 19.3   7.0 1541 S | 190 0.00 37.19 0.255   0.002 704   11 30   10
Geyserville-South (Nervo Station) 6/4/26 90.2   0.3 1809 55.7   7.4 0538 - - - - 2.9   2.3 16.8   8.7 2044 W | 272 0.00 27.24 - - 20   10
Peterson (Ranch 09) 6/4/26 88.3   2.6 1534 52.1   2.9 0600 49.1   1.8 48   7 86   10 26   10 3.5   1.8 12.7   7.8 1944 NW | 304 0.00 34.02 0.240   0.028 684   14 0   10
Crazy Creek Ranch 6/4/26 89.6   0.7 1626 49.7   1.8 0602 52.8   1.8 59   3 96   3 33   11 2.6   1.7 15.0   5.6 1915 WNW | 296 0.00 37.50 0.245   0.018 709   3 50   10
Whitton Ranch (201e) 6/4/26 89.7   0.4 1744 48.1   6.4 0600 51.0   2.4 54   5 98   2 28   10 2.8   1.4 11.5   6.1 1930 WNW | 291 0.00 38.45 0.231   0.014 652   14 70   10
Lytton East (Shop Hill Bottom) 6/4/26 88.4   2.1 1436 49.6   0.1 0610 49.6   1.1 50   9 93   7 24   8 3.6   1.0 14.7   6.2 0102 NW | 312 0.00 39.27 0.251   0.012 707   8 20   10
Lytton East (Hill 5) 6/4/26 88.4   1.1 1437 53.1   3.3 0540 49.8   1.3 48   11 86   12 25   8 5.8   1.9 22.9   4.7 0108 NW | 316 0.00 38.71 0.257   0.023 643   8 0   10
Lytton West Lower (Lew 6) 6/4/26 87.9   1.6 1523 49.2   1.1 0550 50.4   1.6 53   7 96   4 25   9 3.7   1.5 12.6   8.4 0843 NNW | 333 0.00 39.17 0.232   0.022 619   7 20   10
Lytton West Hill (23PS) 6/4/26 87.3   2.3 1624 51.3   1.2 0559 50.5   1.5 51   8 92   8 25   9 4.1   1.4 14.5   8.9 1625 S | 190 0.00 40.91 0.241   0.020 633   16 20   10
Big River 6/4/26 87.1   2.5 1618 51.1   1.5 0559 52.8   2.3 57   5 95   5 34   14 2.4   1.8 12.5   7.4 1631 SSE | 166 0.00 35.87 0.245   0.019 745   15 0   10
Jimtown-North (Piccolo Ranch 15) 6/4/26 90.1   0.0 1750 50.9   4.8 0611 48.6   0.9 47   10 84   16 26   11 2.3   1.0 13.2   6.8 1928 WNW | 302 0.00 35.25 0.214   0.021 635   13 50   10
HWY 128/Chalk Hill Rd (Landslide) 6/4/26 89.0   3.0 1545 48.0   0.1 0548 52.1   2.6 59   1 96   4 29   13 2.1   0.8 12.2   5.5 1516 SSW | 192 0.00 35.17 0.215   0.014 624   16 50   10
N Chalk Hill Rd (Ranch 63) 6/4/26 87.2   2.2 1615 47.4   0.7 0556 51.1   3.0 57   1 100   0 29   11 2.2   1.7 11.7   8.9 1549 SSE | 160 0.00 35.99 0.222   0.026 645   20 80   10
Newman Knights Valley 6/4/26 87.7   2.4 1549 46.7   1.0 0600 56.2   1.6 68   1 88   1 52   8 2.4   1.2 12.9   9.9 1430 SSW | 213 0.00 35.40 - - 30   10
Knights Valley (Bavarian Lion) 6/4/26 88.0   1.7 1516 46.3   2.2 0622 50.6   2.9 59   1 97   0 27   11 2.5   1.3 12.2   9.1 1528 W | 274 0.00 35.08 0.232   0.020 695   28 40   10
Red Tail 6/4/26 86.7   4.5 1612 50.9   4.4 0547 53.6   3.0 62   1 90   4 35   15 3.1   0.8 12.7   7.4 1554 S | 181 0.00 36.23 0.231   0.021 697   15 0   10
Franz Valley (Stornetta) 6/4/26 88.5   2.1 1621 46.9   1.9 0607 51.0   4.1 - 95   2 26   10 1.6   1.1 11.0   7.8 1417 WNW | 289 0.00 35.65 - - 60   10
Upper Dry Creek Valley 6/4/26 92.8   4.8 1459 59.4   9.8 0614 48.6   0.7 42   13 67   30 24   7 4.8   0.4 16.8   4.9 0128 WNW | 297 0.00 39.64 0.271   0.007 719   9 80   10
Lower Dry Creek Valley 6/4/26 88.2   2.8 1624 51.4   2.2 0615 50.5   1.9 52   7 100   0 23   9 4.5   2.7 18.4   8.4 0105 WNW | 292 0.00 38.68 0.252   0.039 676   12 0   0
Max   92.9 - 59.4 - 56.2 68 100 52 11.5 29.2 - - 0.00 42.48 0.274 763 -
Avg   - - - - 50.5 53 - - 3.9 - - - - - - - -
Min   82.4 - 46.3 - 45.6 42 67 23 1.6 11.0 - - 0.00 25.50 0.214 619 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 6/5/26 4:12 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) 6/4/26 87.7   3.7 1648 50.9   0.7 0539 53.8   2.6 63 84   5 37   17 0.0 5.5   16.2 2009 0.00 34.62 0.211   0.014 711   24 20
Windsor-East (Ranch 16) 6/4/26 84.9   6.7 1546 47.2   0.1 0605 51.3   1.6 63 96   4 31   15 2.3 11.9   6.8 1515 0.00 27.43 0.239   0.015 721   18 30
Mark West-North (Ranch 14) 6/4/26 83.9   6.7 1537 49.7   1.0 0605 51.0   1.8 58 94   3 32   18 1.9 11.8   0.1 1748 0.00 29.47 0.038   0.008 0   0 60
Windsor-SE (Silk Rd) 6/4/26 86.6   4.5 1525 47.2   3.0 0542 52.3   2.1 66 97   3 30   16 1.8 11.1   9.6 1602 0.00 27.03 0.223   0.010 704   40 0
Fulton-NW (Ranch 5) 6/4/26 83.4   7.4 1510 49.5   1.0 0527 51.6   10.1 63 95   5 34   31 3.2 15.0   8.6 1452 0.00 30.39 0.240   0.028 715   12 40
Bisordi (Fulton) 6/4/26 84.3   6.6 1502 48.3   2.1 0610 53.5   1.4 66 95   1 38   18 2.1 10.7   12.1 1427 0.00 24.77 0.234   0.018 756   32 70
Windsor-South (Laughlin Rd) 6/4/26 86.5   6.1 1526 50.2   0.1 0625 51.6   4.7 61 92   8 31   30 - - - 0.00 28.91 - - 0
Fulton-SE (Barnes Rd) 6/4/26 83.7   8.7 1506 50.1   0.7 0601 51.7   0.6 60 92   2 34   16 0.4 7.8   14.3 2014 0.00 29.04 - - 40
Fulton-SW (Ranch 21) 6/4/26 83.0   8.8 1510 48.0   2.8 0517 51.3   35.3 64 93   7 34   34 3.1 12.9   8.0 1443 0.00 29.63 0.242   0.018 744   32 50
NW Santa Rosa (Piner Road) 6/4/26 82.9   10.7 1525 48.8   2.0 0456 54.8   0.9 73 100   0 40   17 1.9 11.4   0.5 1653 0.00 23.80 - - 50
River Rd South (Denner Ranch) 6/4/26 84.3   7.0 1555 47.0   3.0 0523 21.4   15.0 42 100   0 0   0 3.8 17.3   5.5 1538 - - - - 30
West Santa Rosa (LOV Vineyard) 6/4/26 84.6   7.0 1538 48.8   1.7 0600 51.9   0.8 66 96   4 33   15 1.7 12.7   3.8 1504 0.00 23.43 0.030   0.024 1   0 50
Guerneville Rd (Prokopakis) 6/4/26 88.1   2.5 1626 48.6   2.3 0531 52.4   0.3 63 96   2 29   10 - - - 0.00 28.59 - - 50
SunnyView Vineyard (SCWC) 6/4/26 83.0   9.1 1500 47.2   3.3 0536 51.0   0.6 64 96   4 33   16 1.9 10.8   7.5 1702 0.00 31.16 0.203   0.018 653   39 30
Guerneville Rd West (Balletto) 6/4/26 84.6   6.4 1557 48.0   2.4 0606 53.5   0.3 70 97   3 38   16 2.5 12.5   5.3 1428 0.00 28.73 - - 50
Sanchietti Ranch 6/4/26 83.3   8.6 1451 48.0   3.3 0607 54.2   0.3 - 96   1 40   15 3.4 13.8   3.5 1729 0.00 29.34 - - 40
Occidental Rd (Sebastopol) 6/4/26 84.9   7.2 1605 46.8   2.8 0559 56.6   0.1 80 100   0 39   10 1.7 11.8   6.1 1502 0.00 11.89 - - 50
Harper's Rest (Windsor-West) 6/4/26 87.4   2.6 1648 46.8   0.4 0444 51.8   2.4 - 96   1 28   14 2.0 10.6   5.8 1540 0.00 35.13 - - 30
Lower Westside Rd (Ranch 12) 6/4/26 87.0   5.2 1619 47.5   1.7 0505 52.1   2.8 65 97   3 27   14 1.7 10.3   6.3 1415 0.00 33.79 - - 0
Guerneville (Laughlin Rd) 6/4/26 85.8   6.6 1615 46.8   3.4 0539 50.5   2.2 61 93   3 28   16 1.9 12.4   6.8 1458 0.00 44.81 - - 30
Korbel (Winery) 6/4/26 86.9   5.0 1607 49.6   1.1 0550 51.6   2.5 61 95   2 22   10 0.5 10.8   7.3 1644 0.00 42.00 - - 40
Forestville (Shone Farms) 6/4/26 88.1   5.4 1554 48.5   1.0 0502 52.8   1.8 63 95   3 30   13 1.9 10.5   7.6 1359 0.00 36.08 0.224   0.008 698   50 0
Forestville-NE (Ranch 30) 6/4/26 90.9   0.2 1720 46.8   2.6 0536 54.0   1.6 68 98   2 25   5 2.2 12.7   9.5 1451 0.00 33.95 0.238   0.009 725   54 40
Foggy Bend (Ranch 41) 6/4/26 89.5   1.6 1619 48.8   1.9 0602 55.0   0.8 68 96   1 31   5 1.6 11.2   9.9 1406 0.00 35.26 0.230   0.008 729   50 0
Last Stop 6/4/26 89.8   1.2 1551 45.9   4.1 0531 53.5   0.9 69 98   0 26   8 1.8 11.8   9.6 1353 0.00 34.24 0.226   0.006 709   70 0
Green Valley Vineyard 6/4/26 87.6   3.1 1653 47.5   1.8 0550 51.9   1.1 66 97   2 20   5 1.9 13.2   3.3 1502 0.00 41.77 0.054   0.063 69   180 40
Park Royal 6/4/26 83.7   8.5 1455 48.0   2.5 0606 50.2   0.5 62 92   6 31   14 - - - 0.00 17.10 - - 50
Merino 6/4/26 83.7   8.0 1508 45.2   5.7 0604 53.2   0.2 72 100   0 39   15 2.4 13.8   4.9 1443 0.00 30.08 0.230   0.001 742   54 50
Green Valley (Sanchietti) 6/4/26 90.8   2.8 1809 45.3   5.1 0545 - - - - - - - - - - - 0
Keefer Ranch (Green Valley) 6/4/26 87.7   3.5 1549 45.1   4.9 0557 53.1   0.1 70 98   0 27   7 - - - 0.00 37.19 - - 50
Graton-West (Dutton Ranch) 6/4/26 87.6   5.0 1822 46.4   3.7 0554 54.5   0.7 72 100   0 22   6 1.8 12.9   0.1 1500 0.00 45.44 - - 20
Graton-South (Mill Station Rd) 6/4/26 82.6   8.2 1553 45.5   3.2 0616 51.2   0.3 67 97   2 28   11 0.9 7.7   1.0 1500 0.00 34.59 - - 50
Occidental (Horseshoe Bend) 6/4/26 83.0   2.7 1543 51.2   6.3 0240 51.9   1.6 - 91   9 27   3 - - - 0.00 37.58 - - 50
Sexton Valley (Jacqueline's Blk) 6/4/26 84.0   6.7 1547 45.2   4.0 0605 53.4   0.0 71 99   0 36   11 1.2 10.3   2.7 1343 0.00 23.05 - - 50
Sebastopol Hills (Burnside Rd) 6/4/26 78.9   9.5 1607 49.7   2.2 0547 53.1   0.6 70 97   3 40   15 2.5 14.0   2.2 1305 0.00 33.82 - - 20
Pleasant Hill 6/4/26 83.7   7.3 1509 45.7   2.9 0524 51.5   0.2 - 98   1 31   14 1.9 10.9   0.6 1647 0.00 31.82 - - 60
Seaview/Fort Ross (Hirsch) 6/4/26 83.7   2.9 1605 50.8   5.6 0544 46.0   1.3 53 86   7 23   0 5.3 20.0   0.0 0225 0.00 53.98 0.251   0.012 772   17 50
Max   90.9 - 51.2 - 56.6 80 100 40 5.3 20.0 - 0.00 53.98 0.251 772 -
Avg   - - - - 51.5 65 - - 2.0 - - - - - - -
Min   78.9 - 45.1 - 21.4 42 84 0 0.0 5.5 - 0.00 11.89 0.030 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 6/5/26 4:12 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 6/4/26 82.2   6.5 1528 50.0   1.7 0607 50.0   2.7 94   1 30   14 2.2   0.1 11.2   1.1 1330 SSW | 199 0.00 6.09 0.173   0.008 526   5 30   10
Lower Bennett Valley 6/4/26 80.9   9.0 1435 43.6   2.9 0502 50.7   0.4 100   0 32   11 2.6   1.7 12.1   7.8 1601 SSW | 195 0.00 28.00 0.223   0.029 696   12 40   20
Kenwood (Wildwood) 6/4/26 85.3   4.1 1500 47.8   0.5 0544 51.5   1.8 100   0 26   5 2.0   2.0 11.8   10.9 1711 NW | 323 0.00 32.85 0.220   0.030 689   4 20   20
Sonoma Valley (Bedrock) 6/4/26 86.0   3.3 1655 46.5   1.0 0608 49.8   2.0 95   2 24   3 - - - - 0.00 28.95 - - 30   10
Sonoma-West (Arnold) 6/4/26 87.9   0.1 1606 43.6   0.2 0559 49.6   0.4 96   4 20   3 2.8   0.7 15.3   2.4 1323 SW | 220 0.00 18.30 0.270   0.004 797   29 50   10
Sonoma Valley HS 6/4/26 85.6   1.6 1610 48.9   1.8 0616 53.7   1.2 100   0 33   7 2.7   0.0 9.8   6.1 1900 SW | 220 0.00 6.91 0.233   0.005 728   23 30   20
Sonoma East (Bundschu01) 6/4/26 86.1   1.9 1545 47.5   1.8 0603 51.1   1.2 93   3 28   3 3.3   0.2 15.8   1.8 1555 SSW | 198 0.00 21.65 0.238   0.002 724   18 20   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) 6/4/26 85.4   3.3 1542 46.8   0.2 0554 51.0   1.1 94   1 27   3 2.5   0.4 15.5   2.7 1801 W | 271 0.00 18.67 - - 30   20
Ricci Vineyards (Carneros) 6/4/26 85.6   2.1 1536 48.0   1.0 0610 51.4   1.6 95   1 28   4 3.6   1.3 15.5   5.5 1612 W | 267 0.00 23.15 0.245   0.009 748   36 0   10
Carneros (Ranch 71) 6/4/26 83.8   2.2 1543 51.3   2.2 0515 51.7   1.5 92   8 29   4 4.3   0.9 20.7   3.9 1713 WSW | 256 0.00 19.98 0.244   0.006 743   26 80   20
Carneros Upper (Ranch 81) 6/4/26 84.9   1.3 1534 51.4   2.8 0609 52.3   20.7 - - 3.8   3.8 16.8   11.0 1631 SW | 217 - - - - 50   20
Carneros Lower (Ranch 81) 6/4/26 85.5   4.9 1514 47.1   0.7 0534 52.7   7.4 100   0 0   0 2.0   0.5 13.9   0.8 1345 SSE | 161 0.00 19.55 0.198   0.003 631   3 80   20
Rohnert Park-West (Stony Point) 6/4/26 78.2   6.6 1419 44.7   4.7 0606 52.1   1.1 98   1 44   11 2.2   0.2 12.5   1.5 1512 S | 179 0.00 12.31 - - 70   20
Cartograph Wines Base 6/4/26 76.4   5.6 1414 48.8   0.2 0452 52.6   0.1 98   2 44   10 3.5   1.3 16.2   3.4 1319 SSW | 204 0.00 28.86 0.206   0.009 728   51 40   20
Cartograph Wines Remote 6/4/26 78.1   3.5 1344 46.2   3.1 0547 - - - - - - - - - - - 50   20
Rice-Spivak Vineyard 6/4/26 81.0   4.5 1518 38.7   10.6 0546 - - - - - - - - - - - 70   20
Penngrove (Asellus) 6/4/26 79.6   4.6 1437 44.3   4.3 0550 49.0   1.3 98   1 32   6 2.5   0.0 14.3   2.8 1257 W | 260 0.00 68.31 - - 80   20
Petaluma (Ranch 10) 6/4/26 82.5   1.3 1527 44.3   3.4 0607 49.4   0.6 100   4 31   5 2.1   1.5 13.0   1.8 1250 NNW | 330 0.00 19.96 0.228   0.002 716   43 40   20
Max   87.9 - 51.4 - 53.7 100 44 4.3 20.7 - - 0.00 68.31 0.270 797 -
Avg   - - - - 51.2 - - 2.8 - - - - - - - -
Min   76.4 - 38.7 - 49.0 92 0 2.0 9.8 - - 0.00 6.09 0.173 526 -