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Northern Sonoma County Yesterday

25 Stations

Daily Data | America/Los_Angeles
as of 4/9/26 12:09 PM 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) 4/8/26 77.3   1.5 1436 51.2   11.3 0033 46.4   8.6 61 97   3 36   18 8.3 22.6   7.7 0202 NNW | 328 0.00 38.10 0.181   0.021 531   84 100   0
Rockpile Lower (Cooley) 4/8/26 79.8   2.0 1348 54.5   11.9 2355 46.8   8.4 56 89   9 35   19 3.8 14.9   5.0 1640 W | 261 0.00 37.42 - - 100   20
Cloverdale-East (Ranch 83) 4/8/26 83.7   4.0 1557 45.4   2.9 0507 49.2   3.6 - - - 2.5 13.8   0.9 1421 SE | 124 0.00 31.37 0.166   0.001 506   54 100   20
Cloverdale-SE (Ranch 38) 4/8/26 82.3   5.3 1440 48.4   3.7 0726 49.8   2.3 63 92   5 35   7 4.1 22.5   7.7 0724 N | 0 0.00 32.90 0.168   0.006 514   24 90   20
Geyserville-North (Hoffman) 4/8/26 83.6   6.5 1405 44.6   1.9 0639 51.4   3.0 73 96   0 43   1 2.4 13.2   0.4 1751 W | 260 0.00 25.50 0.132   0.019 412   91 60   20
Geyserville (Ranch 3) 4/8/26 80.8   5.5 1421 46.3   1.3 0610 51.1   3.2 73 100   0 39   2 2.3 11.6   1.2 1801 WNW | 297 0.02 32.03 0.132   0.020 411   109 100   20
Geyserville-East (Ranch 40) 4/8/26 81.4   6.2 1402 46.6   0.6 0655 51.6   3.2 75 98   0 40   1 3.7 13.7   4.5 1318 SSW | 204 0.01 32.51 0.139   0.023 455   92 100   20
Geyserville-South (Nervo Station) 4/8/26 82.0   8.3 1651 46.1   0.3 0532 - - - - 1.8 11.5   0.0 1758 W | 269 0.01 25.04 - - 100   20
Peterson (Ranch 09) 4/8/26 80.1   6.3 1450 44.3   0.3 0628 49.0   2.7 70 96   1 35   5 2.7 13.4   0.0 1737 W | 270 0.01 29.29 0.144   0.001 447   49 0   0
Rawah - Crazy Creek 4/8/26 81.2   5.3 1420 45.1   1.2 0627 51.6   2.3 76 99   2 42   0 2.2 12.3   2.0 1652 SE | 130 0.01 31.55 0.148   0.000 483   43 90   20
Whitton Ranch (201e) 4/8/26 81.5   6.6 1622 42.5   2.8 0634 49.8   2.6 73 100   0 37   5 2.2 10.1   0.8 1734 W | 266 0.01 33.61 0.136   0.006 420   66 100   20
Lytton East (Shop Hill Bottom) 4/8/26 81.4   7.9 1646 44.0   1.3 0600 49.2   2.4 70 99   0 31   11 2.5 12.8   1.4 1524 ESE | 123 0.00 34.04 0.156   0.001 499   49 100   20
Lytton East (Hill 5) 4/8/26 81.2   8.1 1648 45.9   0.9 0642 49.9   2.6 71 97   0 33   11 3.5 14.6   1.9 1658 W | 268 0.00 33.53 0.150   0.006 456   43 100   20
Lytton West Lower (Lew 6) 4/8/26 81.2   8.1 1631 42.3   1.8 0543 49.6   2.5 73 100   0 34   10 2.4 11.7   2.6 1515 SSE | 161 0.00 33.87 0.159   0.004 508   44 100   20
Lytton West Hill (23PS) 4/8/26 82.6   8.9 1621 45.5   0.8 0516 50.2   2.6 72 100   0 33   10 3.1 13.1   1.3 1655 SW | 225 0.00 35.40 0.170   0.006 534   50 100   20
Big River 4/8/26 80.0   6.6 1439 45.5   0.0 0620 51.1   3.1 74 99   1 43   3 2.8 16.7   4.7 1514 S | 172 0.00 30.41 0.172   0.013 564   14 70   20
Jimtown-North (Piccolo Ranch 15) 4/8/26 80.8   5.8 1611 43.7   0.7 0641 49.6   2.2 71 100   0 35   4 1.8 16.7   6.1 0739 ENE | 69 0.00 29.77 0.141   0.009 449   14 100   20
HWY 128/Chalk Hill Rd (Landslide) 4/8/26 81.4   7.0 1438 43.2   0.9 0639 50.3   2.6 74 100   4 39   3 2.5 16.1   4.4 0735 ENE | 78 0.01 28.60 0.149   0.014 460   4 100   20
N Chalk Hill Rd (Ranch 63) 4/8/26 79.8   6.7 1506 41.2   1.2 0627 49.1   2.5 74 100   0 40   4 1.9 15.3   2.6 1553 S | 184 0.01 30.10 0.146   0.012 469   4 100   20
Newman Knights Valley 4/8/26 79.3   6.8 1511 42.7   0.4 0641 51.3   2.7 75 88   1 58   1 2.9 15.8   4.4 1636 SSW | 196 0.00 28.54 - - 100   20
Knights Valley (Bavarian Lion) 4/8/26 80.2   6.0 1518 41.3   0.4 0645 48.9   2.1 73 98   0 39   2 2.8 16.5   5.8 1757 WSW | 241 0.00 28.29 0.165   0.025 540   43 80   10
Bavarian Lion EFW 4/8/26 82.1   6.8 1508 41.8   1.4 0629 - - - - - - - - 0.00 27.07 - - 100   20
Franz Valley (Stornetta) 4/8/26 79.2   6.0 1457 40.8   0.5 0647 49.1   2.3 - 98   1 39   4 1.7 12.6   0.1 1616 SW | 220 0.00 29.24 - - 80   10
Upper Dry Creek Valley 4/8/26 81.0   5.7 1555 44.0   1.1 0627 49.4   2.2 70 97   0 33   9 3.0 15.2   2.9 1751 WNW | 290 0.00 34.98 0.165   0.002 511   73 80   10
Lower Dry Creek Valley 4/8/26 83.4   9.1 1610 44.0   1.8 0616 50.0   2.7 72 100   0 32   11 1.9 12.4   1.7 1911 W | 278 0.00 33.78 0.151   0.003 470   61 100   20
Max   83.7 - 54.5 - 51.6 76 100 58 8.3 22.6 - - 0.02 38.10 0.181 564 -
Avg   - - - - 49.8 71 - - 2.9 - - - - - - - -
Min   77.3 - 40.8 - 46.4 56 88 31 1.7 10.1 - - 0.00 25.04 0.132 411 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data
as of 4/9/26 12:09 PM 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) 4/8/26 80.1   7.1 1435 46.2   1.5 0634 50.8   2.7 73 86   1 47   5 1.2 13.4   2.0 1514 0.00 29.49 0.161   0.014 556   1 60
Windsor-East (Ranch 16) 4/8/26 78.9   7.5 1358 43.0   1.9 0530 49.9   3.1 75 100   0 43   3 2.7 12.7   0.1 1451 0.00 22.32 0.169   0.020 556   16 100
Mark West-North (Ranch 14) 4/8/26 78.5   8.4 1541 45.0   1.5 0540 49.9   2.9 73 96   1 43   3 1.9 10.6   0.2 1432 0.00 24.14 0.025   0.003 0   0 60
Windsor-SE (Silk Rd) 4/8/26 78.9   8.4 1521 43.3   2.3 0521 50.3   3.1 77 99   0 42   6 2.4 12.2   0.3 1756 0.00 21.53 0.160   0.015 540   4 100
Fulton-NW (Ranch 5) 4/8/26 77.9   8.1 1413 43.5   2.0 0525 49.8   2.5 76 100   0 3   46 2.6 12.7   1.6 1516 0.00 24.50 0.162   0.013 537   14 100
Bisordi (Fulton) 4/8/26 77.2   6.8 1557 44.0   1.9 0608 51.4   3.0 78 96   0 53   2 2.5 12.9   0.7 1419 0.00 19.24 0.165   0.015 577   0 100
Windsor-South (Laughlin Rd) 2/27/26 81.3   4.8 1431 49.4   1.9 0637 53.1   42.4 74 100   0 0   0 - - - 0.00 24.07 - - -
Fulton-SE (Barnes Rd) 4/8/26 77.0   7.2 1412 44.4   0.2 0638 50.4   3.1 75 95   1 49   1 1.3 13.2   3.5 1556 0.00 23.56 - - 100
Fulton-SW (Ranch 21) 4/8/26 77.8   9.2 1350 44.2   2.6 0503 44.6   10.5 72 100   0 0   0 3.2 14.8   0.8 1504 0.00 23.96 0.171   0.020 579   11 60
NW Santa Rosa (Piner Road) 4/8/26 76.5   8.1 1407 43.7   3.2 0522 52.4   3.3 85 100   0 55   2 2.2 14.4   4.0 1500 0.00 22.38 - - 80
River Rd South (Denner Ranch) 4/8/26 78.4   9.0 1537 42.1   2.3 0619 -7.3   1.1 32 100   0 0   0 3.9 17.5   2.0 1626 - - - - 80
West Santa Rosa (LOV Vineyard) 4/8/26 76.8   7.2 1356 44.4   2.8 0526 50.3   3.1 78 98   0 48   2 2.1 13.9   3.4 1458 0.00 17.32 0.025   0.010 0   0 100
Guerneville Rd (Prokopakis) 4/8/26 78.9   8.7 1530 45.3   3.2 0510 50.9   3.4 77 99   1 45   3 - - - 0.00 23.49 - - 100
SunnyView Vineyard (SCWC) 4/8/26 76.1   7.5 1403 42.5   3.5 0529 49.7   3.3 78 100   0 48   3 1.8 11.1   0.8 1614 0.00 25.28 0.146   0.018 511   26 80
Guerneville Rd West (Balletto) 4/8/26 76.8   7.8 1351 43.7   2.5 0511 51.5   3.5 81 99   0 54   1 2.7 13.5   1.6 1500 0.00 22.97 - - 60
Sanchietti Ranch 4/8/26 76.5   6.6 1400 43.8   3.5 0513 52.0   3.6 - 97   0 58   0 3.3 16.4   3.7 1354 0.00 23.87 - - 60
Occidental Rd (Sebastopol) 4/8/26 76.6   7.1 1351 42.4   3.4 0516 55.8   4.2 96 100   0 76   1 2.3 14.2   0.9 1500 0.00 7.23 - - 60
Harper's Rest (Windsor-West) 4/8/26 78.8   7.2 1406 43.4   1.8 0507 49.6   2.8 - 98   0 42   1 2.1 13.9   2.1 1503 0.01 0.38 - - 40
Lower Westside Rd (Ranch 12) 4/8/26 80.5   6.8 1415 44.2   2.8 0441 50.4   3.0 75 100   0 40   0 2.1 19.0   7.5 1537 0.01 28.69 - - 100
Guerneville (Laughlin Rd) 4/8/26 79.0   9.7 1257 43.8   2.4 0504 49.2   3.0 77 97   0 42   3 2.1 14.8   1.0 1407 0.00 39.89 - - 100
Korbel (Winery) 4/8/26 78.6   8.2 1322 46.3   1.7 0501 50.5   3.4 77 97   1 43   1 0.5 8.8   3.1 1305 0.00 37.16 - - 70
Forestville (Shone Farms) 4/8/26 81.3   8.4 1434 44.5   3.4 0626 51.0   3.4 76 97   0 44   2 2.3 13.7   1.9 1503 0.04 30.89 0.159   0.018 532   25 100
Forestville-NE (Ranch 30) 4/8/26 79.5   6.4 1438 42.8   1.6 0516 51.4   3.3 79 99   1 47   0 2.7 16.5   3.4 0700 0.04 28.83 0.161   0.016 545   17 100
Foggy Bend (Ranch 41) 4/8/26 79.1   6.6 1441 44.7   2.4 0517 52.0   3.5 79 97   0 50   0 2.9 17.2   5.9 0700 0.05 30.01 0.166   0.017 569   21 100
Rawah - Last Stop 4/8/26 78.5   6.5 1428 43.4   4.5 0500 51.2   3.7 80 99   0 48   0 1.9 13.6   3.1 1622 0.04 29.17 0.158   0.019 561   41 100
Green Valley Vineyard 4/8/26 76.8   6.4 1406 43.8   3.3 0500 50.7   4.1 79 98   0 45   3 2.6 16.9   3.7 1642 0.01 35.60 0.029   0.007 0   0 70
Park Royal 4/8/26 76.4   8.1 1400 43.0   2.8 0416 49.9   2.9 78 100   0 48   5 - - - 0.00 12.24 - - 30
Merino 4/8/26 75.6   7.7 1355 41.8   2.9 0524 51.4   3.2 84 100   0 56   2 2.7 12.4   0.0 1423 0.00 0.28 0.158   0.022 571   34 30
Green Valley (Sanchietti) 4/8/26 82.4   8.1 1439 42.4   6.1 0509 - - - - - - - - - - - 100
Keefer Ranch (Green Valley) 4/8/26 77.9   6.5 1448 43.6   5.4 0501 50.9   4.0 79 98   0 49   4 - - - 0.00 31.81 - - 100
Graton-West (Dutton Ranch) 4/8/26 79.1   6.2 1429 44.8   6.1 0453 53.7   4.6 84 100   0 47   4 2.0 11.5   1.8 1452 0.00 38.61 - - 100
Graton-South (Mill Station Rd) 4/8/26 72.6   4.5 1306 42.4   4.1 0439 50.2   4.0 81 99   0 55   2 1.1 10.3   1.4 1502 0.00 28.24 - - 70
Occidental (Horseshoe Bend) 4/8/26 73.3   5.0 1507 47.2   3.0 0400 50.5   4.3 - 100   2 51   3 - - - 0.00 32.82 - - 70
Sexton Valley (Jacqueline's Blk) 4/8/26 71.9   5.7 1241 43.0   4.7 0511 51.2   4.2 84 99   1 61   0 1.6 12.2   1.8 1406 0.00 16.20 - - 70
Sebastopol Hills (Burnside Rd) 4/8/26 69.2   6.4 1237 46.7   3.0 0533 51.6   3.5 86 100   1 66   1 3.3 15.6   1.8 1456 0.00 28.45 - - 0
Pleasant Hill 4/8/26 73.7   8.4 1338 44.1   0.1 0507 50.1   3.4 - 98   2 54   1 2.6 15.1   1.7 1534 0.00 26.54 - - 70
Seaview/Fort Ross (Hirsch) 4/8/26 70.5   5.9 1218 51.1   9.8 2040 48.4   5.4 69 94   3 46   9 2.9 12.4   2.0 1503 0.00 49.22 0.158   0.010 578   16 40
Max   82.4 - 51.1 - 55.8 96 100 76 3.9 19.0 - 0.05 49.22 0.171 579 -
Avg   - - - - 49.0 77 - - 2.3 - - - - - - -
Min   69.2 - 41.8 - -7.3 32 86 0 0.5 8.8 - 0.00 0.28 0.025 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 4/9/26 12:09 PM 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 4/8/26 76.2   9.4 1435 47.7   4.1 0610 48.7   2.8 94   4 45   4 2.5   0.5 15.0   5.3 0713 NNE | 15 0.00 5.70 0.156   0.025 543   25 70   10
Lower Bennett Valley 4/8/26 76.6   9.1 1351 40.2   2.3 0446 50.0   2.1 100   0 49   1 2.3   0.7 12.0   2.6 1415 S | 178 0.00 22.55 0.143   0.015 498   6 70   10
Kenwood (Wildwood) 4/8/26 78.4   9.6 1417 45.3   2.6 0500 50.9   3.2 97   3 46   2 3.2   0.3 17.8   0.8 1522 NNW | 348 0.00 27.17 0.142   0.010 480   16 70   10
Sonoma Valley (Bedrock) 4/8/26 78.9   7.2 1548 41.8   0.4 0628 48.6   3.4 97   0 37   2 - - - - 0.00 23.54 - - 100   20
Sonoma-West (Arnold) 4/8/26 80.2   7.8 1430 41.5   3.4 0628 49.7   2.5 100   6 41   3 2.6   0.6 15.9   1.0 1634 W | 263 0.00 17.27 0.179   0.014 597   14 100   20
Sonoma Valley HS 4/8/26 79.6   8.6 1407 44.9   0.2 0604 52.4   3.3 100   0 48   5 2.2   0.2 11.1   2.5 1707 WSW | 246 0.00 5.51 0.159   0.016 555   17 100   20
Sonoma East (Bundschu01) 4/8/26 79.8   9.1 1436 43.5   1.9 0708 49.7   3.1 97   2 41   6 3.6   0.2 22.6   3.9 1555 W | 270 0.00 17.73 0.169   0.020 555   11 100   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) 4/8/26 81.7   10.9 1435 46.3   3.6 0314 50.4   3.3 95   1 39   7 2.3   0.1 16.8   0.3 1546 WSW | 250 0.00 15.15 - - 0   0
Ricci Vineyards (Carneros) 4/8/26 79.7   9.5 1438 46.0   1.5 0516 50.8   3.8 95   4 41   3 5.2   2.7 19.7   0.5 1754 WNW | 300 0.00 18.96 0.173   0.011 569   12 50   10
Carneros (Ranch 71) 4/8/26 78.4   9.7 1438 48.9   1.1 0306 50.6   4.0 96   3 42   5 5.4   1.8 25.6   3.3 1645 W | 262 0.00 16.44 0.173   0.021 559   11 50   10
Carneros Upper (Ranch 81) 4/8/26 79.6   8.6 1453 49.2   1.4 0427 49.4   3.1 - - 7.8   2.5 25.4   1.6 1616 W | 261 - - - - 70   10
Carneros Lower (Ranch 81) 4/8/26 84.5   9.2 1436 46.3   2.1 0330 50.9   3.3 100   8 0   40 1.0   0.3 13.2   2.3 1557 W | 278 0.00 16.94 0.130   0.009 435   1 30   10
Rohnert Park-West (Stony Point) 4/8/26 72.9   9.0 1331 42.0   1.4 0522 50.6   2.6 98   1 61   2 2.5   0.6 18.9   2.0 1502 W | 267 0.00 6.68 - - 0   0
Cartograph Wines Base 4/8/26 70.5   7.8 1318 47.0   1.7 0630 52.0   3.5 98   2 66   1 5.1   1.1 27.6   4.2 1454 SW | 233 0.00 22.81 0.131   0.015 542   39 0   0
Cartograph Wines Remote 4/8/26 71.5   7.4 1247 45.8   0.6 0253 - - - - - - - - - - - 10   10
Rice-Spivak Vineyard 4/8/26 72.5   8.0 1323 41.5   1.2 0240 - - - - - - - - - - - 0   0
Penngrove (Asellus) 4/8/26 75.4   10.4 1333 43.4   1.4 0413 50.0   3.1 98   1 49   6 2.2   0.5 12.6   0.4 1419 W | 270 0.00 45.75 - - 0   0
Petaluma (Ranch 10) 4/8/26 78.5   10.3 1416 44.6   0.9 0316 50.4   3.6 98   4 44   2 3.4   0.8 15.5   0.6 1548 NNW | 327 0.01 15.80 0.157   0.011 523   7 40   10
Max   84.5 - 49.2 - 52.4 100 66 7.8 27.6 - - 0.01 45.75 0.179 597 -
Avg   - - - - 50.3 - - 3.4 - - - - - - - -
Min   70.5 - 40.2 - 48.6 94 0 1.0 11.1 - - 0.00 5.51 0.130 435 -