Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 9/4/26 8:53 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 9/3/26 66.9   5.2 1342 55.3   1.1 0114 57.0   1.9 98   0 70   24 1.2   0.6 9.3   1.3 0943 S | 181 0.00 0.01 0.027   0.049 90   158 70   10
Lower Bennett Valley 9/3/26 66.2   7.3 1442 51.6   0.1 0027 58.6   3.1 100   0 79   33 2.0   0.9 11.0   3.5 1155 WNW | 285 0.33 0.39 0.038   0.075 128   247 60   10
Kenwood (Wildwood) 9/3/26 67.7   7.2 1401 56.0   3.2 0101 58.2   3.3 100   3 75   32 1.6   0.5 10.9   4.5 1506 NNW | 347 0.15 0.21 0.044   0.063 149   200 0   10
Sonoma Valley (Bedrock) 9/3/26 65.7   8.5 1401 54.6   2.0 0214 57.2   3.5 95   0 83   41 - - - - 0.20 0.29 - - 60   10
Sonoma-West (Arnold) 9/3/26 67.6   9.5 1437 56.1   3.4 0102 58.1   3.8 93   1 76   37 2.0   1.1 12.9   3.2 1500 SSW | 213 0.28 0.34 0.048   0.093 150   287 0   10
Sonoma Valley HS 9/3/26 66.4   10.1 1123 55.6   1.1 0129 60.0   3.2 100   1 83   36 1.4   0.2 5.2   5.2 1816 N | 353 0.00 0.01 0.037   0.067 123   220 60   10
Sonoma East (Bundschu01) 9/3/26 68.6   7.5 1244 51.3   0.2 0108 58.1   4.0 94   2 74   33 2.3   0.7 14.5   2.0 1047 SSE | 166 0.18 0.23 0.043   0.062 122   191 60   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) 9/3/26 69.2   9.9 1307 52.2   1.2 0104 58.0   4.1 93   2 71   35 1.8   0.9 12.8   2.0 1247 S | 171 0.17 0.17 - - 80   10
Ricci Vineyards (Carneros) 9/3/26 69.1   8.1 1326 54.1   2.1 0132 58.0   3.1 94   0 70   30 4.2   0.2 16.1   0.6 1109 S | 188 0.08 0.11 0.057   0.054 156   167 90   10
Carneros (Ranch 71) 9/3/26 67.9   6.9 1245 57.4   0.7 0134 58.0   2.8 95   1 72   29 3.6   0.8 15.0   5.5 1111 S | 171 0.06 0.07 0.046   0.056 131   155 30   10
Carneros Upper (Ranch 81) 9/3/26 67.4   8.6 1246 57.1   0.5 0116 43.5   11.0 - - 6.0   0.9 23.3   1.4 1053 SW | 224 - - - - 30   10
Carneros Lower (Ranch 81) 9/3/26 68.4   11.8 1311 53.7   1.7 0133 31.1   24.3 100   0 0   0 1.1 14.2   2.8 1012 SSW | 192 0.00 0.00 0.007   0.003 2   1 60   10
Rohnert Park-West (Stony Point) 9/3/26 68.7   3.8 1440 53.7   0.9 0059 59.8   2.0 99   1 74   17 1.7   0.8 13.0   5.0 1142 SSW | 208 0.14 0.18 - - 60   10
Cartograph Wines Base 9/3/26 68.3   2.9 1356 56.6   1.2 0055 59.6   1.3 97   0 82   18 3.9   0.2 19.1   2.4 1133 S | 184 0.13 0.30 0.054   0.063 196   228 50   10
Cartograph Wines Remote 9/3/26 69.5   1.3 1436 55.5   0.8 0101 - - - - - - - - - - - 40   10
Rice-Spivak Vineyard 9/3/26 69.4   4.0 1405 56.5   5.2 0101 - - - - - - - - - - - 50   10
Penngrove (Asellus) 9/3/26 68.7   6.1 1410 57.4   3.2 0109 58.5   2.9 96   1 70   27 2.7   0.6 12.0   3.6 1511 WNW | 290 0.23 0.24 - - 60   10
Petaluma (Ranch 10) 9/3/26 68.2   8.0 1238 57.9   6.2 0147 58.7   3.0 93   0 76   36 1.4   0.6 9.4   5.2 1300 WSW | 242 0.06 0.09 0.039   0.076 119   244 60   10
Max   69.5 - 57.9 - 60.0 100 83 6.0 23.3 - - 0.33 0.39 0.057 196 -
Avg   - - - - 55.8 - - 2.5 - - - - - - - -
Min   65.7 - 51.3 - 31.1 93 0 1.1 5.2 - - 0.00 0.00 0.007 2 -