Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 10/19/26 5:06 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 10/18/26 72.6   17.4 1510 50.5   8.9 2335 43.9   12.6 93   58 32   22 2.2   0.2 9.6   1.5 1556 SSE | 154 0.00 0.02 0.094   0.026 323   4 60   10
Lower Bennett Valley 10/18/26 71.5   20.3 1343 35.7   2.9 0644 45.3   10.8 94   10 46   38 3.2   1.6 14.0   4.3 1518 SSW | 210 0.00 0.39 0.105   0.031 376   12 0   10
Kenwood (Wildwood) 10/18/26 76.9   14.9 1223 40.0   1.7 0733 43.7   9.5 90   16 33   23 3.7   0.8 14.3   3.4 1804 NW | 313 0.00 0.21 0.111   0.024 340   6 0   10
Sonoma Valley (Bedrock) 10/18/26 80.3   10.0 1328 39.3   3.0 0734 41.1   8.1 92   27 21   11 - - - - 0.00 0.29 - - 0   10
Sonoma-West (Arnold) 10/18/26 78.7   13.7 1429 39.8   2.9 0722 43.3   11.1 85   17 27   17 3.7   1.7 17.0   5.8 1235 SSW | 192 0.00 0.35 0.143   0.015 443   10 0   10
Sonoma Valley HS 10/18/26 75.7   18.3 1510 41.4   2.4 0629 47.7   7.2 92   12 44   29 2.2   1.2 7.1   1.9 1946 WSW | 238 0.00 0.01 0.110   0.012 384   8 0   10
Sonoma East (Bundschu01) 10/18/26 75.8   16.5 1336 38.5   2.6 0659 45.2   10.0 89   15 40   28 2.9   1.0 15.6   5.0 1414 SSW | 205 0.00 0.23 0.118   0.019 393   14 0   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) 10/18/26 74.7   20.4 1316 39.4   1.7 0742 45.9   9.7 90   15 39   27 3.4   2.3 16.8   6.7 1433 W | 269 0.00 0.18 - - 0   10
Ricci Vineyards (Carneros) 10/18/26 75.4   17.9 1329 40.9   0.9 0655 46.8   8.5 91   5 40   29 5.0   2.4 19.4   6.9 1850 WNW | 284 0.00 0.12 0.128   0.021 416   7 10   10
Carneros (Ranch 71) 10/18/26 73.4   17.3 1512 52.4   6.1 0634 48.2   12.0 89   24 41   30 6.3   3.9 24.6   10.3 1825 W | 281 0.00 0.07 0.124   0.015 390   7 0   10
Carneros Upper (Ranch 81) 10/18/26 75.4   16.0 1323 53.7   6.9 2353 48.1   14.2 - - 8.9   5.7 29.8   10.7 2049 WSW | 254 - - - - 0   10
Carneros Lower (Ranch 81) 10/18/26 82.8   7.7 1343 43.6   0.2 0511 47.3   8.2 100   21 0   15 1.0   0.0 13.3   5.6 1720 WNW | 297 0.00 0.01 0.012   0.013 0   0 0   10
Rohnert Park-West (Stony Point) 10/18/26 69.6   24.1 1405 41.0   7.7 0114 49.7   9.6 97   2 58   45 2.1   1.1 14.5   0.4 1600 SW | 217 0.00 0.21 - - 0   0
Cartograph Wines Base 10/18/26 67.7   23.9 1355 44.2   6.9 0715 52.0   7.7 99   4 65   50 4.4   2.0 23.4   7.7 1518 SSW | 197 0.00 0.32 0.086   0.051 365   28 0   0
Cartograph Wines Remote 10/18/26 67.6   21.2 1209 43.2   0.4 0618 - - - - - - - - - - - 0   10
Rice-Spivak Vineyard 10/18/26 70.2   25.2 1413 37.1   2.9 0552 - - - - - - - - - - - 0   0
Penngrove (Asellus) 10/18/26 68.9   23.5 1354 39.0   2.0 0506 48.0   11.6 98   5 54   44 2.4   0.7 12.1   0.1 2057 SSE | 148 0.00 0.77 - - 0   10
Petaluma (Ranch 10) 10/18/26 72.3   21.1 1231 42.0   3.3 0657 48.7   9.1 96   7 48   37 2.9   1.6 13.3   4.1 1539 WNW | 286 0.00 0.09 0.097   0.013 342   1 0   0
Max   82.8 - 53.7 - 52.0 100 65 8.9 29.8 - - 0.00 0.77 0.143 443 -
Avg   - - - - 46.6 - - 3.6 - - - - - - - -
Min   67.6 - 35.7 - 41.1 85 0 1.0 7.1 - - 0.00 0.01 0.012 0 -