Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 10/20/26 5:31 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 10/19/26 66.6   6.0 1507 45.4   5.1 2347 44.9   1.0 93   0 45   14 1.5   0.8 11.0   1.4 1528 S | 181 0.00 0.02 0.063   0.031 233   89 50   10
Lower Bennett Valley 10/19/26 66.2   5.3 1358 45.3   9.6 2239 46.8   1.4 94   0 49   2 2.9   0.3 15.0   1.0 1424 SSW | 198 0.00 0.39 0.079   0.026 286   90 0   0
Kenwood (Wildwood) 10/19/26 67.0   9.9 1432 45.5   5.5 2359 45.5   1.8 91   1 45   12 3.0   0.7 16.0   1.7 1555 NNW | 339 0.00 0.21 0.081   0.030 276   64 0   0
Sonoma Valley (Bedrock) 10/19/26 68.2   12.1 1409 43.1   3.8 0036 43.5   2.4 90   2 36   15 - - - - 0.00 0.29 - - 0   0
Sonoma-West (Arnold) 10/19/26 68.7   10.0 1353 45.4   5.5 0045 45.3   2.1 85   0 37   10 4.2   0.5 18.1   1.1 1336 WNW | 287 0.00 0.35 0.116   0.027 386   58 0   0
Sonoma Valley HS 10/19/26 68.2   7.5 1441 46.1   4.7 0042 47.6   0.1 92   1 43   1 2.5   0.3 9.2   2.1 1828 W | 277 0.00 0.01 0.096   0.014 353   31 0   0
Sonoma East (Bundschu01) 10/19/26 68.3   7.5 1501 43.2   4.7 0035 44.8   0.4 87   2 37   3 3.7   0.8 21.7   6.1 1413 W | 265 0.00 0.23 0.106   0.012 352   40 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) 10/19/26 70.1   4.6 1439 43.8   4.5 0050 45.1   0.8 86   4 32   7 3.3   0.0 15.8   1.0 1506 WSW | 252 0.00 0.18 - - 0   0
Ricci Vineyards (Carneros) 10/19/26 69.0   6.5 1418 45.4   4.5 0059 45.5   1.2 89   2 35   5 5.7   0.7 17.1   2.3 1727 W | 281 0.00 0.12 0.116   0.012 364   52 0   10
Carneros (Ranch 71) 10/19/26 66.5   6.9 1424 49.3   3.1 0049 45.5   2.7 88   1 36   6 7.3   1.0 21.5   3.0 1732 W | 271 0.00 0.07 0.113   0.011 346   44 0   0
Carneros Upper (Ranch 81) 10/19/26 67.6   7.8 1439 50.1   3.5 0004 45.3   2.8 - - 10.7   1.9 25.6   4.2 1744 WSW | 250 - - - - 0   0
Carneros Lower (Ranch 81) 10/19/26 73.4   9.4 1448 47.2   3.6 0018 46.3   1.0 89   11 34   33 0.9   0.1 10.6   2.7 1455 NNW | 330 0.00 0.01 0.012   0.000 0   0 0   0
Rohnert Park-West (Stony Point) 10/19/26 65.5   4.1 1312 45.5   4.5 2338 48.0   1.7 94   4 52   7 2.3   0.2 22.1   7.6 1657 W | 280 0.00 0.21 - - 0   0
Cartograph Wines Base 10/19/26 63.7   4.0 1320 50.7   6.5 2232 49.0   2.9 93   6 58   8 4.4   0.0 22.7   0.7 1651 SW | 228 0.00 0.32 0.086   0.000 328   37 0   0
Cartograph Wines Remote 10/19/26 65.4   2.1 1208 46.5   3.3 2230 - - - - - - - - - - - 0   0
Rice-Spivak Vineyard 10/19/26 66.1   4.1 1256 42.6   5.4 2329 - - - - - - - - - - - 0   0
Penngrove (Asellus) 10/19/26 66.6   2.3 1325 44.2   5.2 2354 46.1   1.9 94   4 46   8 2.5   0.1 13.8   1.7 1410 W | 271 0.00 0.77 - - 0   0
Petaluma (Ranch 10) 10/19/26 67.5   4.8 1352 44.7   2.7 2234 45.4   3.3 90   6 41   7 2.9   0.0 15.9   2.6 1503 WSW | 252 0.00 0.09 0.096   0.001 325   16 0   0
Max   73.4 - 50.7 - 49.0 94 58 10.7 25.6 - - 0.00 0.77 0.116 386 -
Avg   - - - - 45.9 - - 3.9 - - - - - - - -
Min   63.7 - 42.6 - 43.5 85 32 0.9 9.2 - - 0.00 0.01 0.012 0 -