Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 8/31/26 4:47 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 8/30/26 82.6   2.5 1504 49.0   0.9 0626 48.7   0.1 93   1 35   2 1.9   0.2 10.4   0.6 1611 S | 171 0.00 0.01 0.139   0.003 431   8 90   20
Lower Bennett Valley 8/30/26 83.2   1.9 1416 40.1   1.0 0558 49.4   0.9 100   0 36   3 3.2   0.3 12.9   1.3 1601 WSW | 248 0.00 0.00 0.180   0.002 568   14 100   10
Kenwood (Wildwood) 8/30/26 83.9   0.8 1538 43.3   1.9 0638 49.2   0.1 100   0 34   6 2.2   0.1 12.3   1.2 1656 NNW | 342 0.00 0.00 0.171   0.010 546   28 40   20
Sonoma Valley (Bedrock) 8/30/26 79.6   2.7 1549 43.3   0.7 0658 48.2   0.3 95   3 36   9 - - - - 0.00 0.00 - - 100   20
Sonoma-West (Arnold) 8/30/26 81.3   4.0 1728 44.2   2.8 0501 48.6   1.2 94   1 34   5 2.5   0.4 13.7   4.0 1813 WSW | 255 0.00 0.00 0.191   0.027 602   64 40   20
Sonoma Valley HS 8/30/26 78.8   3.2 1744 47.1   2.1 0609 52.9   0.5 100   0 43   4 2.1   0.2 10.1   1.7 1721 ESE | 102 0.00 0.00 0.155   0.014 519   38 100   20
Sonoma East (Bundschu01) 8/30/26 78.1   3.5 1501 45.1   2.3 0502 49.8   0.2 93   2 38   4 3.5   0.2 15.3   1.1 1328 SE | 130 0.00 0.00 0.165   0.013 528   27 100   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) 8/30/26 79.2   3.6 1443 45.6   3.1 0534 49.8   0.2 94   1 36   4 2.6   0.2 11.5   1.7 1030 SSW | 194 0.00 0.00 - - 100   20
Ricci Vineyards (Carneros) 8/30/26 76.4   4.5 1548 45.9   0.2 0527 50.2   1.3 96   1 43   7 3.3   0.1 13.8   2.1 1711 S | 173 0.00 0.01 0.167   0.013 551   16 80   20
Carneros (Ranch 71) 8/30/26 74.3   4.7 1417 53.4   2.4 0248 51.9   0.6 90   10 46   10 2.9   0.1 11.2   4.3 1550 S | 185 0.00 0.00 0.154   0.012 535   13 70   10
Carneros Upper (Ranch 81) 8/30/26 77.4   0.9 1455 54.6   2.9 0055 51.8   19.1 - - 4.0   1.0 16.7   4.6 1246 SSW | 198 - - - - 70   10
Carneros Lower (Ranch 81) 8/30/26 76.7   3.2 1435 47.7   0.9 0340 51.9   9.5 100   0 45   45 2.0   0.1 11.8   3.3 1158 SSE | 158 0.00 0.00 0.024   0.003 0   1 70   10
Rohnert Park-West (Stony Point) 8/30/26 79.6   0.6 1323 40.7   7.1 0656 49.9   3.2 98   1 45   1 2.0   0.6 16.5   0.3 1442 W | 281 0.00 0.00 - - 100   10
Cartograph Wines Base 8/30/26 77.1   0.2 1335 48.4   2.5 0605 52.5   1.2 97   2 48   2 3.5   0.2 19.3   0.1 1726 S | 181 0.00 0.09 0.171   0.011 587   35 90   10
Cartograph Wines Remote 8/30/26 80.7   2.5 1236 44.6   5.1 0635 - - - - - - - - - - - 80   10
Rice-Spivak Vineyard 8/30/26 80.6   0.7 1334 38.0   6.4 0607 - - - - - - - - - - - 90   20
Penngrove (Asellus) 8/30/26 83.0   2.5 1437 42.0   6.6 0639 48.4   2.6 97   1 33   1 2.2   0.2 16.8   3.2 1431 WSW | 258 0.00 0.00 - - 100   10
Petaluma (Ranch 10) 8/30/26 85.3   4.2 1457 43.9   1.4 0627 49.6   1.4 100   0 33   3 1.5   0.5 12.5   1.2 1651 NNW | 333 0.00 0.00 0.173   0.003 554   7 70   10
Max   85.3 - 54.6 - 52.9 100 48 4.0 19.3 - - 0.00 0.09 0.191 602 -
Avg   - - - - 50.2 - - 2.6 - - - - - - - -
Min   74.3 - 38.0 - 48.2 90 33 1.5 10.1 - - 0.00 0.00 0.024 0 -