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Northern Sonoma County Yesterday

25 Stations

Daily Data | America/Los_Angeles
as of 4/19/26 9:54 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) 4/18/26 72.7   2.8 1431 49.6   4.0 0059 29.6   6.4 32 55   15 15   0 4.5 16.4   6.1 1224 S | 171 0.00 40.48 0.194   0.024 582   67 0   10
Rockpile Lower (Cooley) 4/18/26 75.0   2.0 1511 49.6   0.4 0427 32.0   7.7 35 56   7 15   2 2.6 12.5   1.1 1641 W | 280 0.00 39.91 - - 0   10
Cloverdale-East (Ranch 83) 4/18/26 78.1   0.1 1547 40.8   3.8 0515 38.8   7.0 - - - 2.9 14.0   2.0 0725 N | 349 0.00 33.20 0.179   0.017 549   67 60   20
Cloverdale-SE (Ranch 38) 4/18/26 75.6   1.3 1458 43.6   0.1 0659 39.0   7.2 50 79   9 24   8 3.6 15.8   3.4 1443 WSW | 248 0.00 34.80 0.179   0.024 535   57 20   20
Geyserville-North (Hoffman) 4/18/26 78.5   0.8 1600 37.4   6.0 0645 40.8   7.3 60 95   8 18   3 2.0 12.3   2.1 1330 S | 176 0.00 25.50 0.166   0.021 503   50 60   20
Geyserville (Ranch 3) 4/18/26 77.4   2.1 1549 39.9   5.7 0649 39.6   7.7 57 100   12 16   2 1.8 12.1   1.8 1410 SE | 126 0.00 34.16 0.171   0.022 544   37 90   20
Geyserville-East (Ranch 40) 4/18/26 76.2   1.2 1541 43.6   1.3 0656 39.4   7.8 50 77   10 24   8 4.2 18.0   3.1 1251 SSW | 202 0.00 35.07 0.191   0.018 568   59 30   20
Geyserville-South (Nervo Station) 4/18/26 75.9   1.4 1457 40.2   4.4 0645 - - - - 2.1 10.8   6.7 1236 SE | 132 0.00 27.02 - - 30   20
Peterson (Ranch 09) 4/18/26 76.2   0.9 1449 38.3   5.7 0643 38.3   8.5 56 96   7 15   4 2.0 11.8   4.5 1352 S | 176 0.00 31.90 0.161   0.025 512   52 60   60
Rawah - Crazy Creek 4/18/26 77.1   1.7 1518 38.6   0.1 0634 42.3   7.7 64 99   9 23   6 1.8 12.1   2.0 1500 S | 175 0.00 35.06 0.173   0.012 572   53 20   20
Whitton Ranch (201e) 4/18/26 77.4   1.8 1544 35.3   6.0 0621 38.7   7.8 59 100   8 16   4 1.8 11.2   0.7 1249 ESE | 121 0.00 36.13 0.161   0.020 516   45 30   20
Lytton East (Shop Hill Bottom) 4/18/26 76.6   0.2 1400 37.0   4.2 0649 38.1   8.3 57 96   6 15   6 2.0 11.1   5.7 1242 SE | 133 0.00 36.80 0.176   0.026 573   59 30   20
Lytton East (Hill 5) 4/18/26 76.1   1.1 1516 38.9   3.6 0652 38.8   8.8 56 95   10 17   7 2.8 14.3   5.6 1415 SSE | 148 0.00 36.29 0.168   0.030 516   54 30   20
Lytton West Lower (Lew 6) 4/18/26 76.7   1.6 1537 36.3   5.6 0642 39.5   8.5 62 100   6 15   5 1.8 10.9   3.0 1521 SSE | 161 0.00 36.68 0.173   0.025 568   66 30   20
Lytton West Hill (23PS) 4/18/26 77.6   0.9 1500 40.3   5.5 0641 38.6   8.3 55 96   13 15   4 2.5 12.2   3.1 1258 SSE | 156 0.00 38.35 0.184   0.026 586   68 60   20
Big River 4/18/26 76.2   2.5 1614 41.1   3.3 0618 39.8   8.2 55 94   12 18   1 1.9 12.5   1.4 1327 SSE | 150 0.00 33.35 0.179   0.017 598   69 20   20
Jimtown-North (Piccolo Ranch 15) 4/18/26 76.6   1.1 1457 37.4   3.0 0622 40.2   8.7 61 100   14 16   3 1.4 11.2   7.9 1714 SSW | 212 0.00 32.76 0.145   0.011 473   44 30   20
HWY 128/Chalk Hill Rd (Landslide) 4/18/26 77.7   1.6 1532 36.6   1.2 0641 41.5   8.3 65 98   4 16   2 1.5 11.4   4.9 1549 SSW | 205 0.00 32.33 0.151   0.017 476   55 30   20
N Chalk Hill Rd (Ranch 63) 4/18/26 76.5   2.2 1552 35.2   0.9 0624 40.0   8.0 62 100   6 16   1 1.5 11.0   2.6 1447 S | 190 0.00 33.23 0.152   0.016 499   51 60   20
Newman Knights Valley 4/18/26 74.9   1.9 1523 35.9   5.4 0600 44.8   3.4 70 87   3 46   6 1.9 11.4   14.4 1308 S | 191 0.00 32.89 - - 30   20
Knights Valley (Bavarian Lion) 4/18/26 75.7   2.0 1351 34.2   6.0 0647 39.6   13.6 64 97   5 17   5 1.9 11.3   13.3 1624 WNW | 285 0.00 32.56 0.170   0.037 568   52 10   10
Bavarian Lion EFW 4/18/26 77.4   2.5 1553 34.9   5.9 0629 - - - - - - - - 0.00 30.91 - - 30   20
Franz Valley (Stornetta) 4/18/26 75.2   1.2 1409 34.3   1.8 0645 39.0   10.4 - 97   5 17   6 1.5 12.0   5.9 1428 SE | 145 0.14 32.90 - - 10   10
Upper Dry Creek Valley 4/18/26 77.3   0.2 1439 38.3   1.7 0609 39.6   6.1 60 96   4 15   3 1.8 11.0   2.6 1651 E | 100 0.00 37.30 0.182   0.012 582   67 40   20
Lower Dry Creek Valley 4/18/26 78.2   1.3 1458 38.3   3.2 0630 39.7   6.8 60 100   8 15   4 1.1 11.0   0.9 1340 ESE | 105 0.00 36.27 0.164   0.015 530   61 60   20
Max   78.5 - 49.6 - 44.8 70 100 46 4.5 18.0 - - 0.14 40.48 0.194 598 -
Avg   - - - - 39.0 57 - - 2.2 - - - - - - - -
Min   72.7 - 34.2 - 29.6 32 55 15 1.1 10.8 - - 0.00 25.50 0.145 473 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data
as of 4/19/26 9:54 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) 4/18/26 77.5   2.6 1600 40.7   5.5 0639 41.7   6.2 59 86   2 21   2 0.4 10.4   1.5 1617 0.00 31.87 0.155   0.024 560   62 20
Windsor-East (Ranch 16) 4/18/26 77.4   2.2 1446 35.5   5.6 0638 39.8   10.0 63 100   5 15   2 1.6 9.7   4.0 1549 0.00 24.87 0.166   0.022 546   73 30
Mark West-North (Ranch 14) 4/18/26 76.6   3.2 1453 38.5   4.3 0600 38.8   9.3 56 96   7 16   4 1.4 9.2   2.2 1302 0.00 26.75 0.030   0.015 0   0 60
Windsor-SE (Silk Rd) 4/18/26 77.8   4.9 1506 37.0   0.8 0636 39.9   6.8 62 99   2 17   3 1.5 9.6   3.4 1614 0.00 24.20 0.163   0.016 542   68 30
Fulton-NW (Ranch 5) 4/18/26 77.1   4.0 1542 37.1   2.7 0633 37.8   6.2 59 100   5 3   11 1.7 10.5   3.0 1641 0.00 27.24 0.169   0.024 544   73 30
Bisordi (Fulton) 4/18/26 76.3   3.7 1504 37.5   3.4 0638 42.5   7.6 65 98   5 23   4 1.6 10.2   4.7 1411 0.00 22.00 0.173   0.019 596   68 30
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) 4/18/26 76.7   3.0 1504 37.8   6.5 0633 40.4   8.0 58 95   8 21   4 1.3 11.1   2.6 1536 0.00 26.02 - - 30
Fulton-SW (Ranch 21) 4/18/26 76.6   3.8 1516 38.1   4.9 0646 38.9   7.3 62 100   6 0   13 2.5 11.5   3.5 1432 0.00 26.63 0.182   0.024 589   69 0
NW Santa Rosa (Piner Road) 4/18/26 75.9   3.7 1453 38.0   1.4 0635 43.9   7.1 70 100   0 21   3 1.5 10.1   3.6 1649 0.00 23.80 - - 0
River Rd South (Denner Ranch) 4/18/26 77.2   5.0 1457 36.3   1.5 0644 2.3   21.4 33 100   0 0   0 2.6 12.9   5.0 1247 - - - - 10
West Santa Rosa (LOV Vineyard) 4/18/26 76.6   4.7 1435 38.2   1.9 0628 41.2   7.5 65 97   3 14   1 1.7 10.2   5.1 1605 0.00 20.45 0.034   0.014 0   0 0
Guerneville Rd (Prokopakis) 4/18/26 79.4   4.0 1440 39.8   0.3 0536 42.8   6.6 65 98   2 16   5 - - - 0.00 26.04 - - 60
SunnyView Vineyard (SCWC) 4/18/26 77.1   4.2 1430 35.5   0.9 0632 40.6   7.5 65 100   5 16   5 1.3 9.1   3.9 1310 0.00 28.09 0.155   0.012 523   61 10
Guerneville Rd West (Balletto) 4/18/26 76.1   4.3 1425 38.2   0.1 0546 43.3   6.8 69 99   3 19   4 1.8 10.3   5.3 1651 0.00 25.76 - - 0
Sanchietti Ranch 4/18/26 78.1   6.0 1456 37.8   1.2 0635 44.3   6.2 - 98   4 24   4 2.1 12.1   3.2 1628 0.00 26.24 - - 0
Occidental Rd (Sebastopol) 4/18/26 76.8   5.0 1501 37.1   0.1 0614 47.6   5.7 81 100   0 31   6 1.5 11.4   7.7 1629 0.00 9.59 - - 0
Harper's Rest (Windsor-West) 4/18/26 76.9   3.4 1507 36.5   0.5 0528 38.6   6.6 - 97   3 15   3 1.5 8.6   1.7 1622 0.00 32.53 - - 0
Lower Westside Rd (Ranch 12) 4/18/26 79.0   4.3 1513 37.2   1.1 0640 39.6   6.4 62 97   3 14   3 1.1 9.2   3.7 1441 0.00 31.27 - - 30
Guerneville (Laughlin Rd) 4/18/26 78.1   5.6 1423 36.9   3.4 0543 38.7   4.4 63 98   0 15   2 1.3 12.6   3.5 1438 0.00 42.44 - - 30
Korbel (Winery) 4/18/26 77.3   5.1 1356 39.4   3.1 0541 40.1   3.9 64 100   0 15   2 0.9 10.2   0.2 1427 0.00 39.55 - - 20
Forestville (Shone Farms) 4/18/26 78.2   3.4 1530 38.7   0.1 0622 39.7   7.2 59 96   2 13   0 1.5 11.5   1.3 1358 0.00 33.39 0.164   0.014 543   62 30
Forestville-NE (Ranch 30) 4/18/26 77.4   3.7 1452 37.4   2.4 0642 42.1   5.2 66 99   2 20   3 1.5 11.1   2.7 1541 0.00 31.35 0.168   0.016 561   69 60
Foggy Bend (Ranch 41) 4/18/26 77.5   4.3 1454 38.4   2.9 0639 42.7   4.3 66 97   1 23   1 1.8 10.3   3.1 1548 0.00 32.60 0.169   0.015 558   66 30
Rawah - Last Stop 4/18/26 75.7   4.2 1459 35.7   2.0 0615 42.5   6.0 69 99   5 24   8 1.5 11.6   1.5 1523 0.00 31.68 0.159   0.017 559   69 0
Green Valley Vineyard 4/18/26 74.6   4.0 1421 38.4   0.8 0607 39.8   8.9 61 98   7 18   7 1.7 12.3   0.9 1419 0.00 38.85 0.030   0.021 0   0 0
Park Royal 4/18/26 76.8   4.3 1455 36.7   1.9 0640 40.5   8.8 63 99   6 16   4 - - - 0.00 14.22 - - 20
Merino 4/15/26 67.6   2.5 1557 38.1   0.3 0704 47.0   1.2 83 100   0 52   0 2.2 15.3   0.5 1831 0.00 27.19 0.138   0.006 543   44 0
Green Valley (Sanchietti) 4/18/26 77.2   4.7 1449 36.0   3.2 0635 - - - - - - - - - - - 30
Keefer Ranch (Green Valley) 4/18/26 75.7   4.3 1445 36.2   1.6 0652 42.3   5.7 69 98   1 23   8 - - - 0.00 34.47 - - 30
Graton-West (Dutton Ranch) 4/18/26 77.5   4.9 1425 37.6   3.1 0614 42.7   6.3 70 100   0 18   6 1.3 8.9   3.9 1525 0.00 41.97 - - 30
Graton-South (Mill Station Rd) 4/18/26 75.8   6.0 1432 34.9   2.4 0636 41.1   6.6 67 99   3 17   3 0.5 6.5   3.1 1554 0.00 31.50 - - 0
Occidental (Horseshoe Bend) 4/18/26 72.9   5.0 1439 44.1   1.0 0637 40.2   11.4 - 92   0 21   5 - - - 0.00 35.06 - - 0
Sexton Valley (Jacqueline's Blk) 4/18/26 75.5   6.1 1401 35.9   2.1 0642 43.5   6.4 70 100   2 24   6 1.2 11.2   5.5 1521 0.00 19.58 - - 0
Sebastopol Hills (Burnside Rd) 4/18/26 72.8   6.4 1410 43.0   2.1 0708 44.4   10.0 70 98   4 24   5 2.0 8.8   5.0 1738 0.00 31.17 - - 0
Pleasant Hill 4/18/26 75.3   5.5 1429 40.2   1.6 0507 40.6   9.4 - 98   3 18   5 2.2 9.4   5.3 1508 0.00 29.14 - - 0
Seaview/Fort Ross (Hirsch) 4/18/26 69.0   4.5 1145 51.8   3.3 0053 29.5   4.3 32 51   6 18   2 2.5 11.2   4.2 0909 0.00 51.11 0.171   0.014 574   75 0
Max   79.4 - 51.8 - 47.6 81 100 31 2.6 12.9 - 0.00 51.11 0.182 596 -
Avg   - - - - 39.8 63 - - 1.6 - - - - - - -
Min   69.0 - 34.9 - 2.3 32 51 0 0.4 6.5 - 0.00 9.59 0.030 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 4/19/26 9:54 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 4/18/26 73.5   3.0 1430 45.2   0.9 0646 36.3   11.5 69   11 22   5 2.1   0.5 11.0   1.1 1308 SSW | 199 0.00 5.84 0.159   0.013 533   59 0   0
Lower Bennett Valley 4/18/26 74.7   3.4 1433 32.5   0.8 0636 41.3   9.3 100   0 21   3 1.8   0.9 10.2   3.1 1314 SSW | 198 0.00 25.19 0.161   0.014 540   66 20   20
Kenwood (Wildwood) 4/18/26 76.4   4.0 1432 36.1   6.0 0653 39.2   12.4 95   16 15   1 2.6   0.8 13.5   5.5 1144 S | 169 0.00 29.50 0.165   0.020 537   57 20   20
Sonoma Valley (Bedrock) 4/18/26 75.3   3.4 1529 34.8   6.7 0620 36.6   14.1 92   17 12   0 - - - - 0.00 25.65 - - 30   20
Sonoma-West (Arnold) 4/18/26 77.7   3.6 1513 36.0   3.6 0559 39.6   12.0 93   6 14   1 1.7   2.7 11.3   14.4 1505 SSW | 194 0.00 17.86 0.184   0.050 617   83 30   20
Sonoma Valley HS 4/18/26 76.5   3.3 1501 37.9   5.3 0628 42.4   10.3 100   11 19   1 1.3   1.5 4.7   9.9 1855 SW | 235 0.01 6.44 0.164   0.029 562   76 30   20
Sonoma East (Bundschu01) 4/18/26 76.3   2.4 1418 35.7   3.9 0505 39.6   12.1 94   5 17   3 1.9   1.9 11.6   5.5 1154 S | 175 0.00 19.50 0.175   0.038 571   78 30   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) 4/18/26 79.7   3.0 1356 35.1   5.7 0604 38.7   13.2 94   5 15   3 1.1   2.4 8.4   8.4 1219 SE | 132 0.00 16.71 - - 0   0
Ricci Vineyards (Carneros) 4/18/26 77.7   3.6 1407 35.4   9.7 0547 39.9   11.6 95   9 17   4 2.1   3.0 14.4   2.0 1420 W | 267 0.00 20.81 0.172   0.050 579   76 0   0
Carneros (Ranch 71) 4/18/26 75.9   2.8 1500 46.2   1.4 0611 37.9   12.6 76   0 17   5 1.1   3.6 9.0   11.2 1449 S | 174 0.00 18.04 0.168   0.055 571   75 20   20
Carneros Upper (Ranch 81) 4/18/26 77.6   3.0 1408 48.3   2.1 0519 37.4   13.9 - - 2.4   4.5 11.5   12.4 1508 SSW | 199 - - - - 20   20
Carneros Lower (Ranch 81) 4/18/26 79.1   1.5 1431 38.6   4.6 0622 39.6   12.2 100   14 0   14 0.8   1.7 9.7   4.2 1304 SSE | 160 0.00 17.96 0.141   0.035 473   61 20   20
Rohnert Park-West (Stony Point) 4/18/26 75.6   6.1 1411 35.2   3.3 0453 43.8   6.8 98   5 24   6 1.6   1.0 12.8   4.3 1642 WSW | 258 0.00 9.14 - - 0   0
Cartograph Wines Base 4/18/26 74.4   6.5 1436 42.2   3.6 0509 46.0   10.5 99   4 20   2 2.9   1.2 14.6   6.4 1646 WSW | 237 0.00 25.72 0.156   0.023 553   70 0   0
Cartograph Wines Remote 4/18/26 74.7   4.3 1253 37.8   0.7 0626 - - - - - - - - - - - 0   0
Rice-Spivak Vineyard 4/18/26 76.6   5.7 1400 31.6   2.0 0417 - - - - - - - - - - - 0   0
Penngrove (Asellus) 4/18/26 76.3   4.8 1514 35.8   0.0 0615 42.0   7.8 98   1 17   0 1.8   0.5 15.8   3.0 0451 NNW | 343 0.00 47.51 - - 0   0
Petaluma (Ranch 10) 4/18/26 77.7   3.1 1530 35.4   1.0 0638 41.2   7.8 100   9 16   1 1.4   1.0 11.4   2.2 1617 NW | 307 0.00 17.41 0.161   0.027 535   85 0   0
Max   79.7 - 48.3 - 46.0 100 24 2.9 15.8 - - 0.01 47.51 0.184 617 -
Avg   - - - - 40.1 - - 1.8 - - - - - - - -
Min   73.5 - 31.6 - 36.3 69 0 0.8 4.7 - - 0.00 5.84 0.141 473 -