Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 8/26/26 12:10 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 8/25/26 83.9   1.7 1455 52.6   2.1 0101 50.9   2.5 98   0 28   11 1.8   0.1 10.3   0.3 1438 SSE | 151 0.00 0.01 0.141   0.003 424   8 100   10
Lower Bennett Valley 8/25/26 84.9   0.3 1359 45.9   0.1 0059 53.6   0.4 100   0 31   8 3.6   0.3 14.7   2.9 1434 S | 191 0.00 0.00 0.182   0.007 549   8 100   0
Kenwood (Wildwood) 8/25/26 88.7   0.2 1448 55.6   1.3 0036 52.0   1.9 95   1 24   8 3.2   0.3 12.7   0.7 1726 N | 1 0.00 0.00 0.191   0.002 580   2 0   10
Sonoma Valley (Bedrock) 8/25/26 90.5   5.2 1547 52.5   1.6 0101 48.3   3.9 91   2 12   22 - - - - 0.00 0.00 - - 90   10
Sonoma-West (Arnold) 8/25/26 89.9   1.8 1655 51.0   1.9 0101 51.0   1.2 93   3 21   12 3.1   0.4 15.2   2.3 1412 SSW | 200 0.00 0.00 0.225   0.004 632   36 0   0
Sonoma Valley HS 8/25/26 86.4   1.9 1429 54.9   2.8 0058 55.5   0.9 97   3 34   10 2.7   0.3 9.3   0.8 2036 SSW | 207 0.00 0.00 0.187   0.005 565   25 90   10
Sonoma East (Bundschu01) 8/25/26 87.4   5.1 1510 55.6   6.9 0228 52.7   0.4 92   2 27   13 3.2   0.2 16.9   2.2 1805 WSW | 249 0.00 0.00 0.193   0.001 571   36 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) 8/25/26 88.9   5.3 1430 55.1   5.9 0059 52.6   0.9 91   3 23   15 3.4   0.6 15.8   3.0 1727 SW | 235 0.00 0.00 - - 90   10
Ricci Vineyards (Carneros) 8/25/26 89.2   7.7 1452 54.3   2.6 0054 52.4   2.2 92   2 21   19 6.0   0.4 20.4   0.1 1827 NW | 311 0.00 0.01 0.207   0.011 567   33 100   10
Carneros (Ranch 71) 8/25/26 87.1   8.2 1431 55.8   2.0 0606 52.2   2.5 94   0 24   20 6.4   2.0 24.2   8.1 1757 W | 259 0.00 0.00 0.206   0.021 563   44 90   10
Carneros Upper (Ranch 81) 8/25/26 88.5   7.1 1500 55.9   1.6 0610 51.8   2.6 - - 9.4   1.7 22.8   1.1 1751 W | 260 - - - - 90   10
Carneros Lower (Ranch 81) 8/25/26 96.7   16.5 1557 56.3   3.2 0326 53.6   2.0 93   7 20   26 1.0   0.8 12.9   2.1 1756 WNW | 297 0.00 0.00 0.020   0.029 9   70 90   10
Rohnert Park-West (Stony Point) 8/25/26 78.0   0.9 1313 48.4   3.6 0010 55.3   1.8 98   1 49   6 1.7   0.8 13.9   2.9 1546 SW | 223 0.00 0.00 - - 40   20
Cartograph Wines Base 8/25/26 74.8   0.4 1241 54.0   2.5 0037 56.0   1.3 98   1 58   4 4.0   0.7 22.5   0.6 1642 SSW | 197 0.00 0.08 0.150   0.001 515   22 50   20
Cartograph Wines Remote 8/25/26 76.7   1.0 1236 51.8   4.2 2313 - - - - - - - - - - - 40   20
Rice-Spivak Vineyard 8/25/26 77.8   0.8 1254 47.8   9.0 2312 - - - - - - - - - - - 20   20
Penngrove (Asellus) 8/25/26 79.7   3.8 1329 47.7   5.9 0022 53.2   2.0 97   3 38   0 2.7   0.6 12.4   1.1 1438 WNW | 284 0.00 0.00 - - 100   20
Petaluma (Ranch 10) 8/25/26 82.6   3.3 1431 55.0   1.4 0056 53.9   1.5 91   2 33   3 3.1   0.1 13.6   0.7 1651 NW | 322 0.00 0.00 0.169   0.006 528   26 90   20
Max   96.7 - 56.3 - 56.0 100 58 9.4 24.2 - - 0.00 0.08 0.225 632 -
Avg   - - - - 52.8 - - 3.7 - - - - - - - -
Min   74.8 - 45.9 - 48.3 91 12 1.0 9.3 - - 0.00 0.00 0.020 9 -