Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 7/19/26 12:29 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 7/17/26 80.9   4.3 1401 48.8   6.3 0510 49.2   4.5 96   26 34   12 1.9   0.3 10.1   0.4 1416 SSE | 155 0.00 0.01 0.193   0.019 621   9 100   0
Lower Bennett Valley 7/17/26 81.1   2.1 1339 41.8   0.6 0632 50.5   3.6 100   4 36   11 4.6   0.9 16.1   1.5 1727 SSE | 147 0.00 0.00 0.218   0.022 694   2 90   20
Kenwood (Wildwood) 7/17/26 84.6   2.5 1512 43.8   6.8 0623 48.2   2.1 100   14 33   12 1.4   2.2 13.0   2.9 1911 NNW | 334 0.00 0.00 0.211   0.037 660   29 80   20
Sonoma Valley (Bedrock) 7/17/26 82.7   7.5 1712 43.6   3.2 0533 48.3   3.7 94   4 29   13 - - - - 0.00 0.00 - - 90   20
Sonoma-West (Arnold) 7/17/26 84.2   1.0 1528 42.2   3.7 0556 48.8   3.2 92   6 32   11 3.4   0.5 16.7   5.0 1935 SW | 215 0.00 0.00 0.252   0.037 789   11 100   10
Sonoma Valley HS 7/17/26 81.0   2.8 1550 46.8   3.8 0620 53.2   2.5 100   9 42   13 2.6   0.4 11.0   1.8 1925 WSW | 245 0.00 0.00 0.213   0.027 721   11 100   20
Sonoma East (Bundschu01) 7/17/26 80.0   5.5 1648 43.8   6.5 0538 50.3   3.1 93   8 37   13 3.6   0.6 16.7   1.8 1719 SW | 220 0.00 0.00 0.212   0.034 694   19 100   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) 7/17/26 80.6   4.0 1635 45.2   3.9 0609 50.6   3.8 94   7 35   12 3.0   0.3 17.8   2.0 1855 W | 271 0.00 0.00 - - 90   20
Ricci Vineyards (Carneros) 7/17/26 80.4   4.2 1652 45.9   3.9 0444 51.1   4.0 95   6 36   13 4.4   0.2 17.1   4.5 1527 SSE | 158 0.00 0.01 0.220   0.044 727   12 90   20
Carneros (Ranch 71) 7/17/26 77.8   4.8 1655 51.2   2.7 0528 52.0   5.1 93   11 38   16 4.7   1.4 17.5   6.5 2131 W | 281 0.00 0.00 0.215   0.058 715   31 100   0
Carneros Upper (Ranch 81) 7/17/26 78.1   4.1 1721 52.2   2.0 0531 52.0   4.9 - - 6.3   1.4 20.8   4.2 2130 W | 266 - - - - 100   0
Carneros Lower (Ranch 81) 7/17/26 81.1   8.9 1745 46.3   3.8 0546 49.5   0.8 100   0 0   0 1.7   0.8 13.7   1.5 1557 S | 179 0.00 0.00 0.183   0.024 623   33 90   20
Rohnert Park-West (Stony Point) 7/17/26 76.3   4.7 1223 42.4   0.4 0314 52.2   2.6 98   0 45   10 2.9   0.6 18.9   1.5 1458 SW | 217 0.00 0.00 - - 100   0
Cartograph Wines Base 7/17/26 74.2   3.4 1147 49.5   0.9 0339 53.0   1.7 98   5 51   11 4.3   0.5 20.2   3.1 1411 SSW | 193 0.00 0.02 0.189   0.037 676   49 60   10
Cartograph Wines Remote 7/17/26 78.0   5.3 1155 46.7   0.4 0242 - - - - - - - - - - - 100   10
Rice-Spivak Vineyard 7/17/26 77.0   4.1 1142 40.6   0.3 0220 - - - - - - - - - - - 100   10
Penngrove (Asellus) 7/17/26 80.6   0.6 1225 41.9   1.4 0623 49.5   2.5 97   1 36   5 3.0   0.4 14.0   0.1 1322 W | 266 0.00 0.00 - - 100   0
Petaluma (Ranch 10) 7/17/26 82.3   1.7 1355 42.7   4.4 0610 49.7   1.9 99   10 35   6 2.4   1.2 12.3   3.5 1821 W | 269 0.00 0.00 0.216   0.019 701   11 100   20
Max   84.6 - 52.2 - 53.2 100 51 6.3 20.8 - - 0.00 0.02 0.252 789 -
Avg   - - - - 50.5 - - 3.3 - - - - - - - -
Min   74.2 - 40.6 - 48.2 92 0 1.4 10.1 - - 0.00 0.00 0.183 621 -