Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 10/24/26 8:45 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 10/23/26 75.2   15.7 1642 48.3   1.2 0341 44.0   8.4 97   0 21   48 2.1   1.1 12.1   5.9 1436 NNE | 26 0.00 0.02 0.077   0.066 266   236 10   10
Lower Bennett Valley 10/23/26 74.4   13.6 1611 37.7   10.8 0048 46.7   7.8 100   0 34   51 2.1   0.5 11.9   3.3 1216 NNW | 330 0.01 0.60 0.095   0.081 362   313 0   0
Kenwood (Wildwood) 10/23/26 72.4   12.5 1518 49.3   2.6 0611 47.4   7.5 100   0 22   66 2.6   1.5 12.2   5.0 2233 NNW | 337 0.01 0.58 0.094   0.076 313   252 0   0
Sonoma Valley (Bedrock) 10/23/26 74.2   14.3 1629 47.4   4.4 2229 46.8   7.1 98   2 23   63 - - - - 0.00 0.60 - - 0   0
Sonoma-West (Arnold) 10/23/26 77.2   15.8 1531 46.8   4.7 0731 49.2   5.5 100   3 31   55 2.1   0.9 11.8   1.2 1532 NNW | 327 0.01 0.41 0.113   0.095 405   347 0   0
Sonoma Valley HS 10/23/26 76.0   15.5 1608 45.1   7.8 0048 51.0   5.4 100   0 36   62 1.4   0.7 12.6   6.8 1425 NNE | 26 0.00 0.02 0.089   0.075 334   284 0   0
Sonoma East (Bundschu01) 10/23/26 75.5   13.3 1551 43.0   9.0 0045 48.0   6.9 97   1 25   60 2.2   1.0 16.9   5.3 1412 NE | 37 0.04 0.40 0.093   0.075 312   257 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) 10/23/26 78.3   15.7 1515 43.8   8.8 0019 48.2   6.6 96   1 23   63 1.0   0.8 12.1   2.7 1420 NE | 41 0.00 0.45 - - 0   0
Ricci Vineyards (Carneros) 10/23/26 75.8   13.3 1535 46.1   6.8 0101 49.2   5.5 97   1 25   56 2.3   0.1 12.6   1.1 1714 WNW | 301 0.00 0.45 0.105   0.083 372   306 0   0
Carneros (Ranch 71) 10/23/26 74.3   12.9 1558 49.8   4.2 0710 48.0   6.6 100   4 25   59 2.5   0.2 14.0   2.7 1729 W | 266 0.00 0.22 0.090   0.069 311   249 0   0
Carneros Upper (Ranch 81) 10/23/26 74.6   13.0 1649 51.7   2.4 0806 6.1   6.1 - - 3.4   0.3 18.5   2.9 1734 W | 269 - - - - 0   0
Carneros Lower (Ranch 81) 10/23/26 73.8   12.7 1605 44.5   8.5 0059 -3.0   24.0 98   2 0   0 1.2 13.4   7.7 1510 ENE | 68 0.06 0.08 0.022   0.009 0   0 0   0
Rohnert Park-West (Stony Point) 10/23/26 74.1   11.0 1508 41.0   4.0 2327 47.9   6.7 100   2 42   38 1.5   1.0 15.6   7.4 1631 W | 265 0.00 0.33 - - 0   0
Cartograph Wines Base 10/23/26 71.6   8.9 1446 43.6   6.3 0752 50.3   4.7 100   3 49   36 2.6   0.5 18.7   5.9 1715 SW | 226 0.00 0.46 0.097   0.075 363   285 0   0
Cartograph Wines Remote 10/23/26 69.4   5.2 1412 42.3   4.3 0702 - - - - - - - - - - - 0   0
Rice-Spivak Vineyard 10/23/26 74.3   9.1 1443 37.2   4.8 2350 - - - - - - - - - - - 0   0
Penngrove (Asellus) 10/23/26 74.3   11.0 1501 42.7   3.6 0029 47.6   6.6 99   1 38   37 3.0   0.9 13.6   5.0 1542 SSW | 200 0.01 0.97 - - 0   0
Petaluma (Ranch 10) 10/23/26 76.6   11.3 1510 42.5   4.6 0053 47.0   7.6 100   4 37   38 1.7   0.9 12.0   1.3 1625 WSW | 246 0.02 0.15 0.087   0.069 307   253 0   0
Max   78.3 - 51.7 - 51.0 100 49 3.4 18.7 - - 0.06 0.97 0.113 405 -
Avg   - - - - 42.2 - - 2.1 - - - - - - - -
Min   69.4 - 37.2 - -3.0 96 0 1.0 11.8 - - 0.00 0.02 0.022 0 -