Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 9/1/26 7:24 PM PDT
Load Interactive
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 8/31/26 71.6   11.0 1457 48.2   0.8 0330 51.0   2.2 97   3 47   13 1.8   0.1 12.0   1.7 1458 S | 188 0.00 0.01 0.105   0.034 360   70 100   10
Lower Bennett Valley 8/31/26 71.7   11.5 1424 41.4   1.3 0353 51.3   1.9 100   0 51   16 3.0   0.2 17.0   4.2 1604 WSW | 248 0.00 0.00 0.124   0.056 438   130 90   10
Kenwood (Wildwood) 8/31/26 74.8   9.1 1417 45.5   2.2 0330 51.4   2.2 100   0 44   10 2.8   0.6 19.6   7.3 1545 NNW | 341 0.00 0.00 0.135   0.036 463   83 30   10
Sonoma Valley (Bedrock) 8/31/26 74.7   4.9 1440 44.9   1.6 0329 49.8   1.6 92   2 43   7 - - - - 0.00 0.00 - - 90   10
Sonoma-West (Arnold) 8/31/26 74.1   7.2 1415 45.0   0.9 0311 50.6   2.1 94   0 46   12 4.5   2.1 22.4   8.6 1621 SSW | 207 0.00 0.00 0.149   0.042 482   120 30   10
Sonoma Valley HS 8/31/26 72.7   6.2 1410 48.1   1.0 0508 53.7   0.8 100   0 54   12 2.9   0.8 13.3   3.3 1746 SSW | 197 0.00 0.00 0.121   0.034 424   95 90   10
Sonoma East (Bundschu01) 8/31/26 73.1   5.0 1443 45.5   0.3 0506 51.2   1.4 94   1 47   9 4.0   0.6 21.5   6.1 1723 WSW | 248 0.00 0.00 0.134   0.031 435   94 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) 8/31/26 74.4   4.8 1416 45.6   0.1 0517 51.6   1.8 93   1 45   9 4.3   1.7 18.8   7.4 1558 WSW | 247 0.00 0.00 - - 90   10
Ricci Vineyards (Carneros) 8/31/26 74.3   2.1 1424 46.1   0.2 0456 51.2   1.0 96   0 46   3 5.4   2.1 20.2   6.4 1757 SW | 225 0.00 0.01 0.147   0.020 464   86 100   20
Carneros (Ranch 71) 8/31/26 72.3   2.0 1422 51.2   2.2 0532 52.3   0.4 94   4 48   3 7.7   4.9 26.9   15.7 1633 W | 263 0.00 0.00 0.143   0.011 448   87 60   10
Carneros Upper (Ranch 81) 8/31/26 73.0   4.4 1426 52.1   2.6 0548 52.0   0.2 - - 10.0   6.0 29.6   12.9 1636 WSW | 245 - - - - 60   10
Carneros Lower (Ranch 81) 8/31/26 79.6   2.9 1529 50.1   2.4 0157 52.7   0.8 98   2 41   4 0.8   1.2 14.8   3.1 1434 SSE | 166 0.00 0.00 0.011   0.013 0   0 60   10
Rohnert Park-West (Stony Point) 8/31/26 71.7   7.9 1340 41.1   0.5 0346 52.7   2.8 97   1 56   12 3.5   1.4 22.1   5.6 1740 W | 272 0.00 0.00 - - 90   10
Cartograph Wines Base 8/31/26 69.8   7.4 1331 49.3   0.9 0354 54.2   1.7 98   1 63   15 4.8   1.3 25.9   6.6 1751 SSW | 207 0.00 0.09 0.114   0.057 423   164 80   10
Cartograph Wines Remote 8/31/26 69.4   11.3 1324 45.5   0.9 0347 - - - - - - - - - - - 70   10
Rice-Spivak Vineyard 8/31/26 72.6   7.9 1328 38.4   0.4 0359 - - - - - - - - - - - 80   10
Penngrove (Asellus) 8/31/26 72.2   10.8 1334 45.0   3.0 0345 51.6   3.2 97   0 48   15 3.0   0.8 15.9   0.8 1628 WSW | 243 0.00 0.00 - - 90   10
Petaluma (Ranch 10) 8/31/26 71.2   14.1 1358 44.8   1.0 0422 51.6   2.0 95   5 52   20 3.2   1.6 16.4   3.9 1403 SSW | 204 0.00 0.00 0.117   0.056 390   164 60   10
Max   79.6 - 52.1 - 54.2 100 63 10.0 29.6 - - 0.00 0.09 0.149 482 -
Avg   - - - - 51.8 - - 4.1 - - - - - - - -
Min   69.4 - 38.4 - 49.8 92 41 0.8 12.0 - - 0.00 0.00 0.011 0 -