Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 7/23/26 5:50 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 7/22/26 73.5   19.8 1517 52.3   10.9 0004 56.8   12.6 96   13 55   42 2.0   0.1 11.2   0.7 1604 SSE | 166 0.00 0.01 0.090   0.077 281   129 90   10
Lower Bennett Valley 7/22/26 75.7   19.6 1347 49.9   6.7 0043 57.6   7.1 100   11 55   41 2.9   0.0 15.3   3.1 1447 NW | 309 0.00 0.00 0.126   0.087 400   147 80   10
Kenwood (Wildwood) 7/22/26 79.5   17.7 1413 52.2   8.6 0101 57.4   9.6 95   14 47   34 3.8   0.6 16.9   1.2 1523 NNW | 340 0.00 0.00 0.180   0.061 578   39 100   10
Sonoma Valley (Bedrock) 7/22/26 78.6   18.1 1341 57.4   2.4 0033 56.4   10.1 88   13 45   33 - - - - 0.00 0.00 - - 100   10
Sonoma-West (Arnold) 7/22/26 81.2   18.7 1417 57.0   2.1 2306 57.1   9.2 87   8 42   32 4.2   0.6 19.1   3.1 1612 SW | 229 0.00 0.00 0.211   0.077 632   73 100   20
Sonoma Valley HS 7/22/26 79.7   19.3 1458 58.5   2.2 0047 59.8   7.1 93   10 51   35 2.8   0.6 7.2   1.4 2212 SW | 229 0.00 0.00 0.173   0.060 554   76 100   10
Sonoma East (Bundschu01) 7/22/26 81.0   14.9 1512 55.8   3.5 0059 57.4   8.1 90   11 43   29 4.3   0.6 20.2   4.4 1721 WNW | 283 0.00 0.00 0.183   0.075 540   73 100   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) 7/22/26 82.1   14.7 1457 57.5   2.1 0038 57.3   7.8 89   12 41   27 3.9   1.3 17.2   4.4 1651 W | 279 0.00 0.00 - - 100   10
Ricci Vineyards (Carneros) 7/22/26 81.1   14.8 1505 58.6   2.2 0059 57.7   7.0 90   14 44   27 6.2   2.0 19.9   4.7 1834 W | 277 0.00 0.01 0.198   0.069 582   60 90   10
Carneros (Ranch 71) 7/22/26 79.3   13.7 1514 57.7   4.1 0059 57.5   7.5 92   15 46   28 7.2   4.2 26.0   11.1 1844 WSW | 246 0.00 0.00 0.184   0.048 538   69 100   10
Carneros Upper (Ranch 81) 7/22/26 79.0   15.0 1449 57.4   5.6 0059 57.5   7.2 - - 10.1   5.2 28.0   8.8 1812 WSW | 247 - - - - 100   10
Carneros Lower (Ranch 81) 7/22/26 84.9   7.5 1544 57.9   4.1 0058 58.6   5.7 91   8 41   20 1.3   0.6 14.3   0.6 0317 S | 169 0.00 0.00 0.160   0.045 503   39 100   10
Rohnert Park-West (Stony Point) 7/22/26 73.0   19.4 1315 51.2   4.8 0059 58.9   4.5 94   2 63   45 3.2   0.7 17.5   1.9 1342 WNW | 294 0.00 0.00 - - 50   10
Cartograph Wines Base 7/22/26 72.4   21.1 1438 56.8   1.2 0008 59.4   4.5 95   2 67   48 4.4   1.1 15.8   6.1 1600 SW | 216 0.00 0.02 0.117   0.104 395   166 10   10
Cartograph Wines Remote 7/22/26 74.3   17.9 1251 54.8   0.9 0059 - - - - - - - - - - - 50   10
Rice-Spivak Vineyard 7/22/26 75.3   19.6 1434 51.5   3.5 0008 - - - - - - - - - - - 50   10
Penngrove (Asellus) 7/22/26 76.8   19.8 1302 51.8   4.0 0056 56.8   8.1 94   7 51   39 3.2   0.4 17.4   4.3 1429 W | 281 0.00 0.00 - - 100   10
Petaluma (Ranch 10) 7/22/26 78.5   19.6 1431 59.4   1.5 0017 57.7   7.2 89   5 48   35 3.6   1.2 15.6   2.0 1739 W | 270 0.00 0.00 0.174   0.040 537   22 100   10
Max   84.9 - 59.4 - 59.8 100 67 10.1 28.0 - - 0.00 0.02 0.211 632 -
Avg   - - - - 57.7 - - 4.2 - - - - - - - -
Min   72.4 - 49.9 - 56.4 87 41 1.3 7.2 - - 0.00 0.00 0.090 281 -