Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 7/31/26 1:58 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 7/30/26 87.4   1.1 1450 55.4   1.0 0640 46.8   4.4 67   13 19   8 2.2   0.0 9.6   1.7 1651 S | 170 0.00 0.01 0.182   0.002 518   14 80   10
Lower Bennett Valley 7/30/26 87.0   1.6 1359 43.8   1.3 0502 48.7   3.2 100   0 23   7 3.3   0.2 14.4   0.4 1514 SSW | 204 0.00 0.00 0.233   0.003 668   10 70   10
Kenwood (Wildwood) 7/30/26 91.8   0.1 1443 48.8   1.3 0640 49.0   4.0 100   3 13   9 2.6   0.1 15.3   2.8 1624 NNW | 338 0.00 0.00 0.235   0.002 678   13 60   10
Sonoma Valley (Bedrock) 7/30/26 93.1   2.9 1654 47.0   2.2 0555 48.5   3.8 96   2 11   15 - - - - 0.00 0.00 - - 30   10
Sonoma-West (Arnold) 7/30/26 90.3   0.4 1437 46.3   2.4 0625 49.2   3.2 92   0 20   7 3.2   0.2 18.6   2.1 1747 SW | 221 0.00 0.00 0.270   0.006 770   11 70   10
Sonoma Valley HS 7/30/26 87.4   1.3 1504 51.0   0.2 0607 54.1   2.9 100   0 25   9 2.3   0.1 10.9   0.9 1851 SSE | 165 0.00 0.00 0.225   0.003 698   10 70   10
Sonoma East (Bundschu01) 7/30/26 87.2   1.9 1612 48.4   1.5 0636 51.0   3.0 93   1 19   14 3.6   0.1 15.6   0.4 1535 SSE | 152 0.00 0.00 0.231   0.002 691   6 90   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) 7/30/26 87.7   1.9 1628 48.1   1.7 0618 51.3   3.2 92   2 18   19 2.9   0.0 14.8   3.0 1632 W | 260 0.00 0.00 - - 100   0
Ricci Vineyards (Carneros) 7/30/26 86.4   3.0 1701 49.3   1.9 0557 52.0   2.9 94   0 24   16 3.4   0.8 15.5   1.1 1155 SSE | 168 0.00 0.01 0.221   0.001 668   6 100   10
Carneros (Ranch 71) 7/30/26 84.6   3.0 1644 55.1   0.7 0405 52.5   3.3 88   4 24   19 3.1   0.3 15.7   2.0 1700 W | 261 0.00 0.00 0.224   0.011 696   6 100   0
Carneros Upper (Ranch 81) 7/30/26 83.6   1.0 1702 55.3   1.9 0539 53.3   2.4 - - 4.5   0.9 18.7   0.1 1540 S | 185 - - - - 100   0
Carneros Lower (Ranch 81) 7/30/26 82.3   0.4 1528 50.3   1.7 0613 52.5   1.9 100   0 0   0 2.0   0.3 13.1   0.1 1544 SSE | 161 0.00 0.00 0.205   0.008 651   28 100   10
Rohnert Park-West (Stony Point) 7/30/26 82.4   1.9 1524 45.1   0.7 0628 51.9   2.4 97   1 34   7 1.8   0.0 13.4   1.3 1433 SSW | 213 0.00 0.00 - - 100   0
Cartograph Wines Base 7/30/26 79.9   2.2 1454 49.8   1.9 0525 53.5   1.9 96   1 39   6 3.3   0.3 20.8   2.3 1523 S | 182 0.00 0.02 0.208   0.010 681   0 100   0
Cartograph Wines Remote 7/30/26 82.5   2.4 1157 47.5   1.7 0600 - - - - - - - - - - - 100   0
Rice-Spivak Vineyard 7/30/26 83.3   2.4 1515 40.7   1.8 0528 - - - - - - - - - - - 100   0
Penngrove (Asellus) 7/30/26 85.2   1.9 1324 46.0   1.1 0637 49.4   1.9 97   0 24   8 2.5   0.2 13.8   1.4 1712 SW | 222 0.00 0.00 - - 100   0
Petaluma (Ranch 10) 7/30/26 87.0   0.2 1342 47.0   1.1 0634 49.5   2.2 96   3 22   10 2.0   0.1 12.7   0.1 1737 WSW | 244 0.00 0.00 0.222   0.002 674   3 70   10
Max   93.1 - 55.4 - 54.1 100 39 4.5 20.8 - - 0.00 0.02 0.270 770 -
Avg   - - - - 50.8 - - 2.8 - - - - - - - -
Min   79.9 - 40.7 - 46.8 67 0 1.8 9.6 - - 0.00 0.00 0.182 518 -