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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 6/2/26 1:31 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) 6/1/26 87.6   4.9 1258 61.5   17.0 0101 40.1   2.5 31   20 46   43 14   8 6.0   2.5 24.8   1.5 2039 NNW | 331 0.00 42.48 0.296   0.037 749   9 30   10
Rockpile Lower (Cooley) 6/1/26 90.8   5.6 1341 60.9   12.3 0606 40.9   2.4 32   16 52   30 11   5 4.1   0.0 21.7   4.7 1553 W | 275 0.00 41.80 - - 60   20
Cloverdale-East (Ranch 83) 6/1/26 92.5   4.7 1509 55.5   2.7 0121 49.0   0.1 - - - 3.2   0.1 16.6   2.9 0625 N | 1 0.00 35.51 0.252   0.019 700   7 80   10
Cloverdale-SE (Ranch 38) 6/1/26 92.5   4.6 1535 58.2   5.8 0059 47.7   0.3 42   9 77   3 19   4 5.6   0.9 18.4   2.6 0755 N | 0 0.00 37.12 0.268   0.027 676   9 50   10
Geyserville-North (Hoffman) 6/1/26 94.1   5.6 1441 47.6   4.3 0536 52.4   1.0 60   2 95   5 21   8 2.2   0.4 13.1   0.7 1650 WSW | 246 0.00 25.50 0.225   0.016 622   7 70   10
Geyserville (Ranch 3) 6/1/26 91.5   3.0 1455 49.6   2.9 0608 50.7   1.1 58   4 100   13 18   5 2.1   0.9 14.5   0.4 1536 ESE | 113 0.00 36.33 0.254   0.016 732   8 80   10
Geyserville-East (Ranch 40) 6/1/26 91.6   7.0 1439 53.0   3.9 0059 50.4   0.6 52   4 86   2 19   13 4.8   0.3 22.8   2.3 1534 SSW | 192 0.00 37.19 0.259   0.014 710   6 30   10
Geyserville-South (Nervo Station) 6/1/26 91.3   5.7 1443 51.2   0.7 0611 - - - - 2.3   0.5 13.1   0.7 1551 S | 173 0.00 27.24 - - 50   10
Peterson (Ranch 09) 6/1/26 90.0   5.5 1456 47.6   3.5 0609 48.7   0.7 56   2 91   7 16   10 2.4   1.1 12.8   0.2 1521 SSE | 155 0.00 34.02 0.231   0.009 682   9 30   10
Crazy Creek Ranch 6/1/26 91.1   5.8 1509 47.3   0.6 0534 52.1   1.0 63   1 98   2 20   12 2.0   0.2 12.9   0.7 1520 S | 174 0.00 37.50 0.241   0.013 711   8 50   10
Whitton Ranch (201e) 6/1/26 91.6   5.4 1455 43.9   5.4 0552 49.9   0.0 59   1 100   6 18   8 2.1   0.8 13.9   1.4 1522 SSE | 150 0.00 38.45 0.224   0.006 653   8 70   10
Lytton East (Shop Hill Bottom) 6/1/26 90.2   5.6 1446 46.2   3.2 0559 49.2   0.8 58   4 96   8 16   8 2.6   0.2 13.3   0.1 1559 S | 173 0.00 39.27 0.244   0.013 712   10 50   10
Lytton East (Hill 5) 6/1/26 90.0   5.2 1429 49.8   0.4 0604 49.2   1.1 56   3 92   10 17   8 3.6   0.3 16.9   0.1 1524 SSE | 153 0.00 38.71 0.241   0.015 644   6 30   10
Lytton West Lower (Lew 6) 6/1/26 90.3   5.1 1436 46.5   4.1 0541 49.5   0.9 60   6 100   8 17   8 2.4   0.6 14.7   0.3 1739 W | 259 0.00 39.17 0.227   0.010 622   5 50   10
Lytton West Hill (23PS) 6/1/26 90.3   4.3 1530 50.8   1.5 0611 49.9   1.3 57   4 94   15 17   7 3.3   0.2 12.2   2.1 1454 SSE | 168 0.00 40.91 0.237   0.014 643   3 50   10
Big River 6/1/26 88.7   5.3 1436 50.3   0.4 0531 51.5   1.5 61   2 97   10 24   6 2.6   0.1 15.6   2.6 1741 S | 183 0.00 35.87 0.255   0.014 750   10 30   10
Jimtown-North (Piccolo Ranch 15) 6/1/26 90.8   5.1 1441 45.9   1.0 0559 48.7   1.0 58   1 100   0 18   5 1.2   0.4 15.4   1.5 1522 SSW | 195 0.00 35.25 0.207   0.008 632   7 50   10
HWY 128/Chalk Hill Rd (Landslide) 6/1/26 91.2   6.2 1415 46.4   0.2 0600 51.0   1.2 61   2 97   2 21   6 2.1   0.2 14.1   1.4 1521 SSW | 196 0.00 35.17 0.219   0.012 626   10 50   10
N Chalk Hill Rd (Ranch 63) 6/1/26 88.5   4.5 1452 45.3   1.1 0547 49.9   0.9 59   2 100   0 21   5 2.2   0.0 14.7   0.2 1551 S | 186 0.00 35.99 0.228   0.013 648   11 80   10
Newman Knights Valley 6/1/26 88.5   5.8 1449 45.8   1.9 0625 55.4   2.7 68   2 89   0 47   3 2.7   0.3 14.5   1.5 1649 SSW | 212 0.00 35.40 - - 30   10
Knights Valley (Bavarian Lion) 6/1/26 88.4   4.9 1509 44.6   2.3 0618 49.6   1.5 63   2 98   1 20   7 2.2   0.2 17.3   3.3 1647 SW | 222 0.00 35.08 0.237   0.017 700   8 40   20
Red Tail 6/1/26 88.0   5.3 1424 46.2   1.5 0541 52.1   1.3 65   0 94   5 29   6 2.7   0.5 15.5   0.4 1425 S | 184 0.00 36.23 0.237   0.014 700   10 30   10
Franz Valley (Stornetta) 6/1/26 87.6   4.5 1438 45.1   2.5 0609 49.3   1.5 - 95   0 21   6 1.7   0.1 14.5   2.3 1546 WSW | 249 0.00 35.65 - - 60   20
Upper Dry Creek Valley 6/1/26 92.6   4.1 1459 48.7   2.5 0534 49.9   0.5 57   3 95   4 18   4 2.4   0.1 14.4   1.0 1534 WNW | 298 0.00 39.64 0.255   0.016 724   10 80   10
Lower Dry Creek Valley 6/1/26 90.6   4.3 1615 48.7   0.9 0610 50.2   0.9 59   1 100   0 16   7 2.6   0.6 13.5   1.2 1727 W | 281 0.00 38.68 0.239   0.016 678   6 20   10
Max   94.1 - 61.5 - 55.4 68 100 47 6.0 24.8 - - 0.00 42.48 0.296 750 -
Avg   - - - - 49.5 56 - - 2.8 - - - - - - - -
Min   87.6 - 43.9 - 40.1 31 46 11 1.2 12.2 - - 0.00 25.50 0.207 622 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 6/2/26 1:31 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) 6/1/26 89.8   5.5 1421 50.5   1.8 0523 52.0   1.1 63 84   1 28   3 0.0 6.3   6.3 1936 0.00 34.62 0.211   0.008 714   9 50
Windsor-East (Ranch 16) 6/1/26 86.8   4.5 1409 46.2   0.4 0546 50.3   0.9 63 99   3 26   3 3.1 13.0   0.4 1458 0.00 27.43 0.245   0.010 724   8 30
Mark West-North (Ranch 14) 6/1/26 85.4   3.5 1307 47.4   1.3 0514 50.0   1.0 61 96   1 26   2 2.2 11.4   0.9 1546 0.00 29.47 0.043   0.004 0   0 60
Windsor-SE (Silk Rd) 6/1/26 87.3   3.8 1543 46.2   2.0 0558 50.6   1.8 65 96   1 25   1 1.9 11.7   0.3 1440 0.00 27.03 0.228   0.007 705   8 30
Fulton-NW (Ranch 5) 6/1/26 84.7   3.0 1257 47.4   1.8 0600 50.7   1.1 65 95   1 30   1 3.5 14.0   3.2 1727 0.00 30.39 0.239   0.006 707   6 40
Bisordi (Fulton) 6/1/26 85.7   4.2 1400 45.6   1.8 0551 52.3   1.2 68 97   0 35   1 2.2 15.3   1.5 1657 0.00 24.77 0.240   0.012 758   10 70
Windsor-South (Laughlin Rd) 6/1/26 89.2   4.1 1620 48.0   0.6 0612 50.5   1.7 63 93   1 25   1 - - - 0.00 28.91 - - 30
Fulton-SE (Barnes Rd) 6/1/26 85.5   4.4 1410 48.0   1.6 0607 50.4   1.0 63 94   1 30   0 0.6 9.9   4.6 2358 0.00 29.04 - - 40
Fulton-SW (Ranch 21) 6/1/26 85.0   4.0 1310 47.0   2.2 0505 50.3   1.2 66 93   1 30   1 3.5 16.2   2.0 1315 0.00 29.63 0.247   0.011 744   8 50
NW Santa Rosa (Piner Road) 6/1/26 83.9   3.3 1254 45.9   1.6 0600 53.5   1.5 75 100   0 38   1 2.4 13.9   0.0 1528 0.00 23.80 - - 50
River Rd South (Denner Ranch) 6/1/26 84.6   2.2 1611 45.1   1.2 0530 11.9   2.7 36 100   0 0   0 4.5 17.3   0.2 1431 - - - - 30
West Santa Rosa (LOV Vineyard) 6/1/26 83.7   3.1 1241 46.5   1.6 0528 50.7   1.5 69 96   1 32   0 1.9 15.0   0.3 1504 0.00 23.43 0.040   0.002 0   0 50
Guerneville Rd (Prokopakis) 6/1/26 87.7   2.8 1356 47.6   1.9 0535 52.1   1.6 65 97   2 30   1 - - - 0.00 28.59 - - 80
SunnyView Vineyard (SCWC) 6/1/26 85.1   4.4 1257 45.2   1.6 0529 49.8   1.5 66 97   0 27   2 1.9 14.1   0.4 1533 0.00 31.16 0.208   0.005 658   4 30
Guerneville Rd West (Balletto) 6/1/26 83.6   3.8 1236 46.4   1.9 0546 52.4   1.6 72 97   1 38   0 2.6 14.1   0.3 1411 0.00 28.72 - - 50
Sanchietti Ranch 6/1/26 84.5   4.1 1302 45.7   1.5 0509 52.6   1.6 - 96   0 40   6 3.1 14.3   1.5 1455 0.00 29.34 - - 40
Occidental Rd (Sebastopol) 6/1/26 84.4   3.9 1247 45.5   1.7 0558 55.1   1.8 80 100   0 42   8 2.0 16.4   1.3 1527 0.00 11.89 - - 50
Harper's Rest (Windsor-West) 6/1/26 89.4   5.9 1442 46.6   2.7 0532 49.7   1.5 - 96   0 23   1 1.9 11.8   0.1 1519 0.00 35.13 - - 60
Lower Westside Rd (Ranch 12) 6/1/26 89.6   5.2 1405 46.8   1.9 0544 49.2   1.2 62 98   0 23   0 2.0 15.2   0.8 1545 0.00 33.79 - - 30
Guerneville (Laughlin Rd) 6/1/26 85.2   3.1 1226 47.0   1.7 0554 49.8   1.6 63 95   3 24   2 1.9 13.2   0.9 1510 0.00 44.81 - - 60
Korbel (Winery) 6/1/26 85.6   3.7 1233 49.1   1.8 0542 50.5   1.7 62 96   1 25   3 1.4 16.1   1.4 1529 0.00 42.00 - - 70
Forestville (Shone Farms) 6/1/26 129.7   44.6 2111 48.1   1.2 0611 50.8   1.7 62 95   1 24   2 2.0 16.3   3.4 1453 0.00 36.08 0.231   0.009 704   8 30
Forestville-NE (Ranch 30) 6/1/26 87.9   4.0 1441 46.5   0.5 0609 51.8   1.4 67 99   0 29   2 2.5 15.2   0.4 1518 0.00 33.95 0.245   0.013 727   11 70
Foggy Bend (Ranch 41) 6/1/26 88.1   5.2 1415 48.1   1.5 0607 53.5   1.6 68 97   1 35   1 2.1 14.8   2.3 1434 0.00 35.26 0.239   0.010 729   7 30
Last Stop 6/1/26 87.7   5.0 1412 44.8   1.9 0541 51.4   1.6 67 99   0 28   0 1.8 11.9   1.6 1426 0.00 34.24 0.231   0.013 717   15 30
Green Valley Vineyard 6/1/26 85.5   4.2 1332 47.2   2.3 0527 50.2   1.5 64 97   0 24   1 2.1 14.9   0.7 1606 0.00 41.77 0.063   0.020 56   56 70
Park Royal 6/1/26 85.3   5.0 1258 45.5   1.2 0538 49.1   1.7 64 93   0 28   2 - - - 0.00 17.10 - - 50
Merino 6/1/26 84.9   3.1 1348 42.1   2.0 0554 51.9   2.0 73 100   0 37   4 2.3 12.9   1.2 1458 0.00 30.08 0.233   0.009 745   6 50
Green Valley (Sanchietti) 6/1/26 87.9   3.6 1345 45.2   2.5 0549 - - - - - - - - - - - 30
Keefer Ranch (Green Valley) 6/1/26 84.9   3.2 1528 45.0   2.1 0559 51.6   1.8 68 98   0 30   1 - - - 0.00 37.19 - - 80
Graton-West (Dutton Ranch) 6/1/26 86.0   3.0 1352 45.7   2.4 0531 53.1   2.4 71 100   0 25   1 1.8 12.0   0.2 1311 0.00 45.44 - - 50
Graton-South (Mill Station Rd) 6/1/26 79.6   3.2 1145 44.1   1.2 0547 50.9   1.7 72 98   1 39   0 1.3 10.7   1.2 1448 0.00 34.59 - - 50
Occidental (Horseshoe Bend) 6/1/26 79.4   1.4 1343 49.5   2.3 2320 51.6   2.4 - 100   6 35   13 - - - 0.00 37.58 - - 20
Sexton Valley (Jacqueline's Blk) 6/1/26 80.4   4.8 1205 44.9   1.5 0600 52.6   1.8 75 99   0 48   1 1.4 11.4   0.9 1613 0.00 23.05 - - 50
Sebastopol Hills (Burnside Rd) 6/1/26 76.0   3.3 1135 50.0   0.7 0035 53.1   2.3 77 100   9 54   4 3.6 15.4   1.5 1520 0.00 33.82 - - 20
Pleasant Hill 6/1/26 84.5   5.7 1223 45.6   1.3 0553 50.7   2.0 - 98   0 34   0 2.0 13.5   0.4 1534 0.00 31.82 - - 60
Seaview/Fort Ross (Hirsch) 6/1/26 78.0   1.9 1758 66.4   17.5 0107 41.5   2.4 34 47   34 24   3 2.7 10.2   0.4 1232 0.00 53.98 0.235   0.015 760   6 20
Max   129.7 - 66.4 - 55.1 80 100 54 4.5 17.3 - 0.00 53.98 0.247 760 -
Avg   - - - - 49.9 65 - - 2.2 - - - - - - -
Min   76.0 - 42.1 - 11.9 34 47 0 0.0 6.3 - 0.00 11.89 0.040 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 6/2/26 1:31 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 6/1/26 83.8   4.6 1404 48.9   1.8 0059 49.4   1.4 92   1 30   4 2.3   0.1 11.5   0.9 1444 S | 174 0.00 6.09 0.176   0.009 520   6 30   20
Lower Bennett Valley 6/1/26 84.8   5.5 1419 42.4   2.5 0539 50.6   2.7 100   0 34   11 2.5   0.2 13.3   3.5 1457 SW | 217 0.00 28.00 0.226   0.010 700   7 40   20
Kenwood (Wildwood) 6/1/26 88.2   5.4 1439 45.8   0.1 0600 50.9   1.6 100   4 30   2 2.4   0.4 14.9   3.0 1603 NNW | 343 0.00 32.85 0.226   0.011 691   4 10   10
Sonoma Valley (Bedrock) 6/1/26 88.6   4.9 1447 44.9   2.1 0612 48.5   1.7 96   1 25   2 - - - - 0.00 28.95 - - 30   10
Sonoma-West (Arnold) 6/1/26 90.8   5.8 1443 44.0   2.2 0540 48.9   2.3 94   3 24   3 2.2   0.3 16.2   1.5 1720 WNW | 297 0.00 18.30 0.271   0.006 805   5 50   10
Sonoma Valley HS 6/1/26 89.1   4.9 1439 47.5   2.7 0535 52.2   1.8 100   0 29   1 2.1   0.4 5.6   4.0 2019 S | 190 0.00 6.91 0.237   0.012 729   5 30   10
Sonoma East (Bundschu01) 6/1/26 88.6   3.4 1419 44.7   1.3 0551 48.4   1.3 94   1 23   0 3.4   0.4 18.8   2.8 1657 W | 278 0.00 21.65 0.254   0.012 734   6 50   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) 6/1/26 88.4   2.6 1433 44.5   2.0 0607 48.7   1.3 94   0 25   2 2.5   0.1 14.8   0.7 1743 W | 261 0.00 18.67 - - 30   10
Ricci Vineyards (Carneros) 6/1/26 87.7   3.6 1405 45.3   1.5 0606 49.0   1.3 94   0 27   4 3.7   0.6 20.9   1.1 1755 WNW | 300 0.00 23.15 0.259   0.006 749   5 30   20
Carneros (Ranch 71) 6/1/26 85.7   2.4 1405 52.9   3.2 0059 50.0   2.1 90   4 28   1 3.7   0.3 18.8   4.2 1743 W | 278 0.00 19.98 0.255   0.004 746   7 50   20
Carneros Upper (Ranch 81) 6/1/26 86.5   3.1 1415 53.6   2.4 0059 50.2   2.3 - - 4.7   0.5 20.0   5.1 1732 W | 263 - - - - 20   10
Carneros Lower (Ranch 81) 6/1/26 89.2   2.5 1648 47.5   2.6 0601 49.8   2.4 100   0 0   0 1.5   0.1 11.4   1.4 1433 S | 170 0.00 19.55 0.202   0.008 639   6 50   20
Rohnert Park-West (Stony Point) 6/1/26 79.8   4.8 1241 42.0   1.7 0509 51.3   1.9 98   0 47   1 2.4   0.1 15.9   0.0 1411 W | 270 0.00 12.31 - - 40   20
Cartograph Wines Base 6/1/26 76.1   4.0 1137 48.5   2.1 0553 52.8   2.1 96   0 54   1 4.3   0.3 23.8   1.7 1532 SSW | 198 0.00 28.86 0.201   0.009 727   9 0   0
Cartograph Wines Remote 6/1/26 79.7   3.9 1136 45.3   1.1 0537 - - - - - - - - - - - 20   20
Rice-Spivak Vineyard 6/1/26 80.9   3.8 1113 37.6   1.2 0555 - - - - - - - - - - - 40   20
Penngrove (Asellus) 6/1/26 85.4   4.9 1252 41.7   1.1 0544 49.2   1.8 98   0 34   2 2.2   0.2 14.4   0.9 1520 SW | 231 0.00 68.31 - - 50   20
Petaluma (Ranch 10) 6/1/26 87.7   5.3 1333 42.9   1.7 0533 49.2   1.5 100   0 29   6 2.6   0.2 14.2   1.1 1604 NNW | 333 0.00 19.96 0.232   0.007 718   6 10   10
Max   90.8 - 53.6 - 52.8 100 54 4.7 23.8 - - 0.00 68.31 0.271 805 -
Avg   - - - - 49.9 - - 2.8 - - - - - - - -
Min   76.1 - 37.6 - 48.4 90 0 1.5 5.6 - - 0.00 6.09 0.176 520 -