Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 6/17/26 12:14 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 6/15/26 75.7   0.2 1446 51.8   1.4 0051 53.5   0.0 98   0 49   0 2.1   0.1 10.9   0.3 1509 SW | 234 0.00 6.09 0.143   0.010 481   30 70   10
Lower Bennett Valley 6/15/26 75.0   0.7 1500 52.8   0.9 0049 55.1   0.0 100   4 54   1 3.7   0.1 13.8   1.0 1657 SSW | 194 0.00 28.00 0.179   0.007 630   6 70   10
Kenwood (Wildwood) 6/15/26 79.6   0.9 1443 54.3   0.7 0040 54.6   0.2 95   2 46   1 4.7   0.3 14.2   0.9 1244 NNW | 347 0.00 32.85 0.194   0.011 643   10 90   20
Sonoma Valley (Bedrock) 6/15/26 80.1   0.6 1453 54.0   0.5 0051 53.6   0.0 90   1 44   1 - - - - 0.00 28.95 - - 70   20
Sonoma-West (Arnold) 6/15/26 83.1   4.0 1517 53.4   0.1 0121 54.2   0.3 92   2 40   2 3.8   0.1 16.2   1.7 1406 SSW | 206 0.00 18.30 0.240   0.012 740   23 60   20
Sonoma Valley HS 6/15/26 79.3   6.8 1433 56.1   0.4 0132 56.6   0.5 93   1 52   7 3.7   1.1 9.0   3.5 2110 SSW | 203 0.00 6.91 0.204   0.012 685   12 70   20
Sonoma East (Bundschu01) 6/15/26 79.6   4.5 1449 54.9   1.8 0256 54.3   0.3 90   3 45   4 4.9   0.2 18.6   1.5 1556 SW | 230 0.00 21.65 0.207   0.015 662   15 60   20
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) 6/15/26 79.4   5.1 1513 55.3   0.9 0043 54.2   0.2 89   3 44   5 5.1   0.8 18.2   3.7 1557 WSW | 244 0.00 18.67 - - 70   20
Ricci Vineyards (Carneros) 6/15/26 79.2   3.8 1459 54.6   1.5 0030 54.4   0.1 92   3 45   4 8.5   1.3 22.8   3.2 1810 W | 281 0.00 23.15 0.213   0.019 673   25 60   20
Carneros (Ranch 71) 6/15/26 76.6   4.0 1522 54.1   1.4 0040 54.2   0.3 94   4 49   4 9.3   1.9 22.5   0.2 1756 W | 275 0.00 19.98 0.204   0.019 665   17 90   10
Carneros Upper (Ranch 81) 6/15/26 78.2   2.1 1500 53.8   1.8 0030 54.1   0.2 - - 11.6   2.5 26.6   3.1 1838 W | 259 - - - - 100   0
Carneros Lower (Ranch 81) 6/15/26 84.3   1.2 1547 54.9   1.1 0045 55.6   0.1 92   2 42   2 0.8   0.7 12.0   1.4 1724 WNW | 282 0.00 19.55 0.180   0.004 583   20 100   0
Rohnert Park-West (Stony Point) 6/15/26 69.0   1.2 1409 53.6   3.1 0053 55.2   0.8 97   2 67   2 4.8   0.8 20.7   3.7 1557 SW | 220 0.00 12.31 - - 50   10
Cartograph Wines Base 6/15/26 68.2   0.5 1403 52.7   3.1 0058 55.0   1.0 98   1 71   0 5.9   1.5 22.3   1.7 1756 S | 191 0.00 28.86 0.134   0.017 540   34 50   10
Cartograph Wines Remote 6/15/26 70.1   1.5 1239 53.6   3.1 0101 - - - - - - - - - - - 60   10
Rice-Spivak Vineyard 6/15/26 70.6   1.5 1404 53.3   3.2 0054 - - - - - - - - - - - 70   10
Penngrove (Asellus) 6/15/26 72.1   3.6 1403 53.7   2.0 0055 53.9   0.4 95   4 55   5 4.1   0.7 14.1   0.4 1737 WNW | 284 0.00 68.31 - - 80   10
Petaluma (Ranch 10) 6/15/26 75.4   3.9 1503 54.6   2.4 0032 54.7   0.3 94   6 52   4 4.5   0.5 15.0   0.5 1616 NW | 304 0.00 19.96 0.174   0.027 588   51 50   10
Max   84.3 - 56.1 - 56.6 100 71 11.6 26.6 - - 0.00 68.31 0.240 740 -
Avg   - - - - 54.6 - - 5.2 - - - - - - - -
Min   68.2 - 51.8 - 53.5 89 40 0.8 9.0 - - 0.00 6.09 0.134 481 -