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Northern Sonoma County Yesterday

25 Stations

Daily Data | America/Los_Angeles
as of 4/28/26 5:35 PM 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) 4/27/26 63.2   7.7 1512 40.5   1.4 0636 42.1   1.1 77 100   0 42   12 7.2 21.3   5.5 2029 NW | 324 0.00 42.02 0.129   0.024 489   34 0   0
Rockpile Lower (Cooley) 4/27/26 67.2   9.6 1313 44.3   1.4 0622 43.0   0.9 70 90   3 38   13 4.1 16.1   6.5 1656 W | 274 0.00 41.42 - - 0   0
Cloverdale-East (Ranch 83) 4/27/26 70.8   6.4 1549 46.5   3.2 0059 46.2   1.7 - - - 2.3 15.0   2.9 1734 NNW | 329 0.01 34.90 0.130   0.021 451   67 0   10
Cloverdale-SE (Ranch 38) 4/27/26 69.5   6.3 1407 47.2   1.7 0632 46.2   1.1 71 95   4 40   10 4.0 15.4   7.9 1745 NNW | 328 0.00 36.41 0.127   0.031 432   97 0   0
Geyserville-North (Hoffman) 4/27/26 74.8   11.4 1420 44.8   5.8 0549 47.4   2.1 71 94   2 39   4 2.2 11.6   3.7 1045 ESE | 118 0.00 25.50 0.146   0.067 497   271 0   10
Geyserville (Ranch 3) 4/27/26 71.6   9.1 1658 46.2   4.4 0553 46.9   2.6 71 100   10 35   5 2.2 11.8   3.2 1703 SW | 230 0.00 35.79 0.152   0.066 530   271 30   10
Geyserville-East (Ranch 40) 4/27/26 69.8   7.8 1455 46.4   1.7 0612 46.8   1.5 75 93   2 43   7 3.7 16.0   1.8 1518 SSW | 202 0.01 36.65 0.132   0.050 457   164 0   0
Geyserville-South (Nervo Station) 4/27/26 68.9   7.5 1545 46.4   3.2 0602 - - - - 2.4 12.8   0.7 1752 SW | 220 0.00 27.02 - - 0   0
Peterson (Ranch 09) 4/27/26 69.3   7.9 1515 45.2   4.8 0607 45.1   1.2 68 95   3 39   7 2.6 15.3   2.6 1735 SSW | 192 0.00 33.46 0.144   0.059 496   228 0   10
Crazy Creek Ranch 4/27/26 68.9   7.2 1612 46.8   3.5 0554 48.5   1.6 78 97   3 46   9 2.0 12.7   0.7 1922 NNW | 343 0.00 36.92 0.124   0.039 436   131 0   0
Whitton Ranch (201e) 4/27/26 70.7   9.1 1634 42.4   7.2 0609 45.8   1.1 69 99   5 38   10 2.1 12.1   1.7 1702 SSW | 198 0.00 37.83 0.143   0.067 492   245 0   0
Lytton East (Shop Hill Bottom) 4/27/26 68.9   7.4 1622 43.7   5.7 0615 45.1   1.0 68 95   3 37   8 2.3 12.1   1.6 1727 SW | 216 0.00 38.59 0.151   0.061 535   223 0   0
Lytton East (Hill 5) 4/27/26 68.9   7.1 1555 45.6   3.7 0538 45.5   1.2 69 93   2 40   7 3.3 18.2   0.6 1435 S | 169 0.00 38.05 0.144   0.051 484   192 0   0
Lytton West Lower (Lew 6) 4/27/26 69.2   7.8 1432 43.1   6.5 0620 45.4   0.7 69 100   7 38   11 2.4 12.7   2.5 1221 S | 187 0.00 38.47 0.142   0.053 482   178 0   0
Lytton West Hill (23PS) 4/27/26 70.1   7.6 1438 46.0   4.3 0631 45.2   0.6 67 96   4 36   11 2.7 13.2   1.9 1408 SSW | 193 0.00 40.19 0.166   0.076 582   274 0   0
Big River 4/27/26 68.1   6.5 1538 46.6   3.3 0618 46.4   0.5 72 98   1 46   6 2.5 13.3   0.7 1421 SSE | 147 0.00 35.28 0.152   0.059 540   204 0   0
Jimtown-North (Piccolo Ranch 15) 4/27/26 69.7   7.2 1431 46.3   3.5 0059 45.4   0.5 69 100   0 35   11 1.5 12.5   0.9 1801 SW | 216 0.00 34.64 0.126   0.042 427   140 0   0
HWY 128/Chalk Hill Rd (Landslide) 4/27/26 69.0   5.3 1358 45.6   2.7 0606 46.5   0.7 73 97   1 40   6 2.1 13.9   2.7 0843 W | 270 0.00 34.43 0.124   0.047 409   173 0   0
N Chalk Hill Rd (Ranch 63) 4/27/26 68.3   6.2 1553 44.7   3.1 0607 45.0   0.7 70 100   2 40   6 1.9 14.1   1.4 1642 SSW | 193 0.00 35.36 0.130   0.044 436   156 0   10
Newman Knights Valley 4/27/26 67.7   7.4 1516 46.0   2.6 0101 47.4   1.2 75 87   0 60   2 2.1 13.7   2.1 1244 SW | 218 0.00 34.74 - - 0   0
Knights Valley (Bavarian Lion) 4/27/26 67.4   6.2 1335 45.0   2.2 0059 44.9   0.9 72 96   0 40   5 2.0 14.8   0.9 1748 SW | 236 0.00 34.43 0.133   0.049 472   192 0   0
Bavarian Lion EFW 4/27/26 68.1   6.7 1604 44.6   2.4 0059 - - - - - - - - 0.00 32.76 - - 0   0
Franz Valley (Stornetta) 4/27/26 66.8   7.3 1557 44.6   0.6 0101 45.1   0.7 - 96   1 43   4 1.5 14.6   2.5 1645 S | 176 0.00 34.92 - - 0   0
Upper Dry Creek Valley 4/27/26 70.3   8.1 1537 45.0   5.4 0656 45.2   0.7 65 94   2 35   7 2.6 13.0   2.4 1726 NW | 318 0.00 38.98 0.156   0.048 541   174 10   10
Lower Dry Creek Valley 4/27/26 70.7   6.8 1443 44.6   6.0 0616 45.4   0.7 66 100   0 33   12 1.7 11.8   3.9 1721 SW | 220 0.00 38.00 0.156   0.074 547   272 0   10
Max   74.8 - 47.2 - 48.5 78 100 60 7.2 21.3 - - 0.01 42.02 0.166 582 -
Avg   - - - - 45.7 71 - - 2.6 - - - - - - - -
Min   63.2 - 40.5 - 42.1 65 87 33 1.5 11.6 - - 0.00 25.50 0.124 409 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data
as of 4/28/26 5:35 PM 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) 4/27/26 70.8   8.7 1625 46.6   1.9 0638 46.9   0.7 72 86   1 49   8 1.5 15.3   0.7 1711 0.00 33.87 0.159   0.074 585   281 0
Windsor-East (Ranch 16) 4/27/26 68.4   4.9 1508 44.8   1.8 0058 46.0   0.7 72 98   4 45   3 2.5 13.5   0.4 1646 0.00 26.72 0.146   0.053 516   196 0
Mark West-North (Ranch 14) 4/27/26 69.0   6.1 1536 47.6   0.8 0642 45.5   0.9 69 95   4 41   6 1.9 11.2   2.2 1616 0.00 28.72 0.025   0.012 0   0 60
Windsor-SE (Silk Rd) 4/27/26 69.0   7.5 1603 45.3   0.3 0656 46.5   1.1 74 98   2 44   5 2.2 12.8   2.1 1735 0.00 26.21 0.159   0.073 579   291 0
Fulton-NW (Ranch 5) 4/27/26 68.5   5.4 1525 45.8   0.2 0101 46.5   0.7 74 100   5 45   5 2.4 14.5   1.8 1603 0.01 29.55 0.155   0.065 555   232 0
Bisordi (Fulton) 4/27/26 67.5   6.5 1529 45.6   0.3 0137 47.9   0.7 78 96   3 54   4 2.2 15.0   0.3 1402 0.00 24.05 0.154   0.067 584   258 0
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) 4/27/26 66.5   4.2 1500 44.6   0.5 0142 46.0   0.5 73 95   2 47   4 0.9 12.7   2.6 1418 0.00 28.11 - - 0
Fulton-SW (Ranch 21) 4/27/26 67.5   5.3 1541 46.3   0.2 0123 45.9   0.9 73 94   3 47   1 3.4 18.1   2.1 1349 0.00 28.84 0.167   0.067 606   265 0
NW Santa Rosa (Piner Road) 4/27/26 66.6   5.7 1551 45.3   0.5 0129 48.6   0.5 82 100   0 53   4 2.4 14.8   0.9 1554 0.00 23.80 - - 0
River Rd South (Denner Ranch) 4/27/26 68.2   5.7 1545 45.3   0.1 0114 3.1   19.0 39 100   0 0   0 3.7 22.8   3.3 1556 - - - - 0
West Santa Rosa (LOV Vineyard) 4/27/26 66.2   4.6 1618 45.4   0.1 0131 45.9   1.0 74 96   3 45   3 2.3 15.4   0.7 1632 0.00 22.68 0.030   0.002 0   0 0
Guerneville Rd (Prokopakis) 4/27/26 71.8   8.4 1433 46.3   0.3 0131 47.2   1.1 72 98   4 41   7 - - - 0.00 27.84 - - 0
SunnyView Vineyard (SCWC) 4/27/26 67.2   4.5 1304 42.0   0.4 0141 45.4   0.7 74 97   2 44   1 1.9 12.0   3.3 1412 0.00 30.31 0.147   0.048 538   205 0
Guerneville Rd West (Balletto) 4/27/26 65.9   4.5 1641 44.4   0.2 0138 47.7   0.7 78 98   3 52   3 2.6 15.2   2.4 1547 0.00 27.88 - - 0
Sanchietti Ranch 4/27/26 67.0   5.2 1550 44.7   0.8 0159 48.7   0.6 - 97   2 52   6 2.7 15.6   0.6 1715 0.00 28.46 - - 0
Occidental Rd (Sebastopol) 4/27/26 66.6   3.8 1519 43.7   0.3 0135 52.6   0.4 94 100   0 66   13 2.6 16.4   1.1 1622 0.00 11.21 - - 0
Harper's Rest (Windsor-West) 4/27/26 67.6   6.5 1421 43.8   0.6 0658 44.9   1.3 - 96   2 42   5 1.8 11.1   4.0 1653 0.00 34.44 - - 0
Lower Westside Rd (Ranch 12) 4/27/26 69.5   5.8 1406 45.1   0.2 0659 45.6   1.0 71 96   3 41   4 1.8 14.7   1.4 1728 0.00 33.14 - - 0
Guerneville (Laughlin Rd) 4/27/26 67.9   6.0 1521 41.8   1.1 0638 45.1   0.8 72 97   1 41   6 2.0 17.1   0.7 1515 0.00 44.19 - - 0
Korbel (Winery) 4/27/26 66.4   5.1 1509 44.1   0.8 0628 46.3   0.8 74 97   1 45   4 0.3 11.8   1.8 1559 0.00 41.33 - - 0
Forestville (Shone Farms) 4/27/26 68.8   6.0 1553 46.0   1.8 0711 45.8   0.8 70 95   5 46   4 2.3 14.0   1.1 1441 0.00 35.33 0.160   0.068 584   260 0
Forestville-NE (Ranch 30) 4/27/26 69.0   6.0 1609 45.1   1.2 0704 47.1   0.8 76 97   3 50   6 2.5 13.7   1.3 1734 0.00 33.25 0.160   0.060 588   225 0
Foggy Bend (Ranch 41) 4/27/26 68.2   6.2 1444 46.1   1.5 0659 47.2   0.7 74 95   4 50   6 2.7 15.2   3.4 1744 0.00 34.55 0.156   0.051 571   197 0
Last Stop 4/27/26 66.1   5.0 1536 43.8   0.4 0651 46.7   1.1 76 98   3 50   4 2.1 15.0   1.1 1348 0.00 33.56 0.143   0.044 546   171 0
Green Valley Vineyard 4/27/26 66.5   5.8 1538 44.9   0.0 0643 45.5   0.9 74 96   2 46   4 2.6 18.2   0.0 1700 0.00 41.02 0.113   0.080 370   370 0
Park Royal 4/27/26 66.9   4.7 1318 44.0   0.7 0129 45.4   0.8 73 98   5 42   3 - - - 0.00 16.26 - - 0
Merino 4/27/26 67.4   5.4 1446 43.0   1.8 0216 47.5   0.7 80 100   1 48   1 2.2 13.7   2.0 1617 0.00 29.27 0.152   0.047 581   185 0
Green Valley (Sanchietti) 4/27/26 68.2   5.7 1556 43.9   1.7 0047 - - - - - - - - - - - 0
Keefer Ranch (Green Valley) 4/27/26 66.4   5.2 1536 43.8   0.4 0101 46.8   0.8 77 98   3 52   3 - - - 0.00 36.55 - - 0
Graton-West (Dutton Ranch) 4/27/26 67.9   5.0 1524 44.6   0.2 0101 49.5   0.4 83 100   0 50   2 1.8 12.3   4.7 1740 0.00 44.54 - - 0
Graton-South (Mill Station Rd) 4/27/26 64.2   3.1 1656 42.3   0.4 0134 45.2   0.2 69 94   3 46   4 1.3 9.3   1.7 1322 0.00 33.72 - - 0
Occidental (Horseshoe Bend) 4/27/26 63.0   4.2 1625 44.5   0.9 0631 45.2   0.1 - 94   0 50   5 - - - 0.00 36.82 - - 0
Sexton Valley (Jacqueline's Blk) 4/27/26 64.3   3.7 1646 43.5   0.6 0146 46.9   0.5 78 99   2 51   6 1.8 14.5   3.6 1334 0.00 22.12 - - 0
Sebastopol Hills (Burnside Rd) 4/27/26 61.6   3.2 1502 47.0   0.8 0711 46.8   0.7 79 95   1 54   5 2.7 13.3   3.0 1431 0.00 33.21 - - 0
Pleasant Hill 4/27/26 64.9   3.3 1241 44.9   2.2 0045 45.2   0.6 - 95   3 48   2 2.7 14.3   3.8 1603 0.00 31.27 - - 0
Seaview/Fort Ross (Hirsch) 4/27/26 59.3   8.2 1555 41.6   2.5 0638 43.6   0.5 82 96   0 59   16 2.9 10.7   1.9 1740 0.00 53.49 0.135   0.085 586   374 0
Max   71.8 - 47.6 - 52.6 94 100 66 3.7 22.8 - 0.01 53.49 0.167 606 -
Avg   - - - - 45.3 74 - - 2.2 - - - - - - -
Min   59.3 - 41.6 - 3.1 39 86 0 0.3 9.3 - 0.00 11.21 0.025 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 4/28/26 5:35 PM 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 4/27/26 63.0   6.0 1358 43.2   0.0 0127 44.2   1.0 95   0 50   1 1.8   0.1 12.0   1.3 1341 SE | 134 0.00 5.84 0.102   0.034 395   152 0   0
Lower Bennett Valley 4/27/26 65.2   4.0 1353 38.5   3.0 0230 45.6   0.4 100   0 53   1 2.5   0.2 15.1   1.4 1719 NNW | 345 0.00 27.11 0.124   0.049 467   205 0   0
Kenwood (Wildwood) 4/27/26 66.8   7.5 1503 43.4   0.2 0117 45.2   0.7 96   0 48   2 2.1   0.2 15.1   2.5 1609 NNW | 336 0.00 31.40 0.102   0.038 376   157 0   0
Sonoma Valley (Bedrock) 4/27/26 66.2   6.6 1607 43.3   0.1 0059 43.9   1.2 94   1 45   0 - - - - 0.00 27.37 - - 0   0
Sonoma-West (Arnold) 4/27/26 68.0   6.5 1400 44.7   1.5 0423 45.7   1.0 95   0 43   1 2.8   0.9 17.2   1.1 1649 W | 281 0.00 17.87 0.154   0.058 561   256 0   0
Sonoma Valley HS 4/27/26 65.0   4.1 1411 46.1   0.6 0546 47.7   1.0 99   0 53   7 1.8   0.4 8.3   3.6 1922 SW | 235 0.01 6.55 0.097   0.012 360   56 0   0
Sonoma East (Bundschu01) 4/27/26 66.6   5.4 1404 44.4   1.0 0537 45.8   1.6 94   1 46   8 2.5   1.2 14.9   2.6 1817 WSW | 239 0.00 21.06 0.101   0.001 348   28 0   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) 4/27/26 66.8   4.4 1329 44.2   1.5 0603 45.4   1.4 94   1 42   5 1.5   1.6 13.8   0.7 1849 WSW | 242 0.00 18.04 - - 0   0
Ricci Vineyards (Carneros) 4/27/26 67.8   3.4 1345 44.6   0.0 0612 46.0   1.2 94   1 42   1 3.6   1.6 13.8   3.7 1826 WNW | 293 0.00 22.46 0.125   0.001 436   17 0   0
Carneros (Ranch 71) 4/27/26 66.1   4.7 1337 46.4   1.6 0608 45.5   1.1 90   3 43   3 4.0   2.4 20.5   0.4 1833 W | 264 0.00 19.43 0.124   0.005 433   54 0   0
Carneros Upper (Ranch 81) 4/27/26 66.7   4.8 1427 47.1   1.6 0554 45.3   1.2 - - 6.2   1.9 20.0   3.4 1853 W | 270 - - - - 0   0
Carneros Lower (Ranch 81) 4/27/26 67.2   0.5 1230 47.2   1.4 0627 46.8   1.5 91   2 43   1 0.9   0.2 14.1   1.8 1454 SSE | 158 0.00 19.29 0.103   0.011 371   37 0   0
Rohnert Park-West (Stony Point) 4/27/26 63.8   2.8 1323 42.8   2.5 0239 47.1   0.3 98   1 57   0 2.8   1.4 16.8   3.0 1412 SW | 224 0.00 11.41 - - 0   0
Cartograph Wines Base 4/27/26 61.7   2.7 1303 45.7   3.1 0430 47.6   0.1 96   0 60   2 4.0   2.0 20.2   2.1 1359 S | 183 0.00 27.96 0.136   0.026 573   114 0   0
Cartograph Wines Remote 4/27/26 63.8   3.6 1234 44.2   2.1 0233 - - - - - - - - - - - 0   0
Rice-Spivak Vineyard 4/27/26 64.8   2.6 1252 38.6   3.0 0225 - - - - - - - - - - - 0   0
Penngrove (Asellus) 4/27/26 64.9   2.6 1232 40.3   3.5 0434 45.5   0.4 98   1 50   1 2.4   0.1 15.3   1.0 1451 WNW | 286 0.19 50.84 - - 0   0
Petaluma (Ranch 10) 4/27/26 68.0   3.9 1523 41.8   2.6 0432 45.3   0.2 100   5 44   1 3.0   1.4 15.8   4.6 1618 W | 268 0.00 19.09 0.145   0.017 519   89 0   0
Max   68.0 - 47.2 - 47.7 100 60 6.2 20.5 - - 0.19 50.84 0.154 573 -
Avg   - - - - 45.8 - - 2.8 - - - - - - - -
Min   61.7 - 38.5 - 43.9 90 42 0.9 8.3 - - 0.00 5.84 0.097 348 -