Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 10/21/26 6:45 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 10/20/26 71.4   4.9 1543 44.7   0.7 0654 41.7   3.2 88   5 31   14 1.6   0.1 8.2   2.9 1315 SW | 220 0.00 0.02 0.062   0.001 214   19 40   10
Lower Bennett Valley 10/20/26 71.0   4.8 1519 37.7   7.6 0728 44.1   2.7 100   6 37   12 1.7   1.2 10.6   4.3 1502 WNW | 295 0.00 0.39 0.080   0.001 282   4 0   0
Kenwood (Wildwood) 10/20/26 72.8   5.9 1522 41.5   4.0 0642 42.6   2.9 94   3 33   12 1.8   1.2 7.7   8.3 1318 WSW | 250 0.00 0.21 0.079   0.002 284   8 0   0
Sonoma Valley (Bedrock) 10/20/26 72.8   4.5 1543 41.2   1.9 0736 41.4   2.1 93   3 30   6 - - - - 0.00 0.29 - - 0   0
Sonoma-West (Arnold) 10/20/26 74.8   6.1 1540 40.8   4.6 0731 41.6   3.7 92   6 30   7 1.2   3.0 7.7   10.4 1402 S | 176 0.00 0.35 0.088   0.028 317   69 0   0
Sonoma Valley HS 10/20/26 72.7   4.5 1520 43.3   2.8 0734 45.9   1.7 99   7 39   4 0.8   1.8 6.2   3.0 1519 SSW | 203 0.00 0.01 0.075   0.021 278   75 0   0
Sonoma East (Bundschu01) 10/20/26 73.2   4.9 1553 40.1   3.1 0753 42.0   2.9 93   6 31   5 1.3   2.4 9.0   12.7 1226 SW | 234 0.00 0.23 0.081   0.025 283   70 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) 10/20/26 77.5   7.3 1543 40.6   3.2 0738 41.9   3.2 91   5 27   5 0.7   2.6 8.4   7.4 1304 WSW | 247 0.00 0.18 - - 0   0
Ricci Vineyards (Carneros) 10/20/26 73.5   4.5 1547 40.6   4.8 0722 43.0   2.5 95   6 30   5 1.8   3.9 10.1   7.0 1221 W | 261 0.00 0.12 0.086   0.030 301   63 0   0
Carneros (Ranch 71) 10/20/26 71.1   4.6 1533 48.2   1.0 0742 42.9   2.6 84   4 33   3 1.1   6.2 9.3   12.2 1321 WSW | 255 0.00 0.07 0.083   0.030 294   52 0   0
Carneros Upper (Ranch 81) 10/20/26 74.7   7.1 1554 48.0   2.2 0757 42.0   3.3 - - 1.5   9.2 9.9   15.8 1221 ENE | 69 - - - - 0   0
Carneros Lower (Ranch 81) 10/20/26 73.0   0.4 1422 42.8   4.4 0730 43.5   2.7 94   5 32   1 - 7.4   3.2 1223 NNW | 329 0.00 0.01 0.009   0.003 0   0 0   0
Rohnert Park-West (Stony Point) 10/20/26 71.2   5.8 1446 38.8   6.7 0654 46.1   1.8 97   3 41   10 0.4   1.9 7.7   14.3 1454 NW | 325 0.00 0.21 - - 0   0
Cartograph Wines Base 10/20/26 71.4   7.7 1454 45.8   4.9 0659 48.2   0.8 95   2 42   16 1.6   2.8 10.2   12.6 1315 N | 6 0.00 0.32 0.075   0.011 274   54 0   0
Cartograph Wines Remote 10/20/26 69.2   3.8 1425 42.2   4.3 0658 - - - - - - - - - - - 0   0
Rice-Spivak Vineyard 10/20/26 76.1   10.0 1452 36.1   6.4 0703 - - - - - - - - - - - 0   0
Penngrove (Asellus) 10/20/26 74.9   8.3 1506 39.9   4.4 0740 44.4   1.7 96   2 33   12 1.1   1.4 7.5   6.2 1348 W | 268 0.00 0.77 - - 0   0
Petaluma (Ranch 10) 10/20/26 74.8   7.3 1504 40.0   4.7 0734 44.5   0.9 94   5 33   8 0.6   2.3 8.1   7.8 1345 N | 10 0.00 0.09 0.068   0.028 240   85 0   0
Max   77.5 - 48.2 - 48.2 100 42 1.8 10.6 - - 0.00 0.77 0.088 317 -
Avg   - - - - 43.5 - - 1.2 - - - - - - - -
Min   69.2 - 36.1 - 41.4 84 27 0.4 6.2 - - 0.00 0.01 0.009 0 -