Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 5/31/26 12:04 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 5/30/26 72.4   5.7 1523 49.1   0.2 0344 48.6   1.1 98   1 34   21 2.0   0.2 10.3   0.7 1416 S | 172 0.01 6.09 0.141   0.009 479   3 20   10
Lower Bennett Valley 5/30/26 72.3   5.3 1549 44.3   5.7 0054 50.7   1.4 100   0 42   16 2.9   1.4 14.0   1.0 1458 SW | 215 0.00 28.00 0.175   0.015 616   5 0   10
Kenwood (Wildwood) 5/30/26 76.1   5.0 1348 50.2   0.1 0308 49.9   1.9 100   3 29   22 2.4   0.2 15.1   0.1 1705 NNW | 341 0.00 32.85 0.178   0.016 602   13 0   0
Sonoma Valley (Bedrock) 5/30/26 77.2   6.2 1619 48.5   1.7 0046 48.0   2.4 95   1 26   24 - - - - 0.00 28.95 - - 20   20
Sonoma-West (Arnold) 5/30/26 77.1   5.6 1411 45.8   3.5 0059 49.0   2.2 93   1 28   22 2.8   0.7 16.8   1.5 1601 SW | 232 0.00 18.30 0.212   0.020 696   23 40   20
Sonoma Valley HS 5/30/26 76.2   5.6 1424 49.8   1.2 0058 51.4   1.8 97   1 40   18 2.5   0.3 14.4   3.5 1655 WSW | 246 0.00 6.91 0.178   0.032 610   80 20   20
Sonoma East (Bundschu01) 5/30/26 77.0   5.5 1448 50.6   0.0 2357 48.9   2.2 93   0 33   16 3.2   0.5 16.2   0.4 1737 WSW | 242 0.00 21.65 0.190   0.036 623   92 40   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) 5/30/26 78.0   7.6 1426 51.2   0.2 0058 49.2   2.1 93   0 34   18 2.7   0.6 14.5   1.0 1656 WSW | 252 0.00 18.67 - - 20   20
Ricci Vineyards (Carneros) 5/30/26 77.6   7.4 1530 48.0   3.2 0059 49.2   1.9 94   0 35   16 4.2   1.3 16.8   1.0 1505 S | 184 0.00 23.15 0.195   0.026 627   41 20   10
Carneros (Ranch 71) 5/30/26 76.1   7.2 1530 51.2   0.7 0612 49.1   1.8 96   0 36   19 4.4   0.8 22.5   4.6 1744 W | 260 0.00 19.98 0.189   0.036 617   72 10   10
Carneros Upper (Ranch 81) 5/30/26 75.9   6.6 1545 50.8   0.3 0102 38.0   2.3 - - 5.7   2.2 21.8   2.8 1806 W | 273 - - - - 10   10
Carneros Lower (Ranch 81) 5/30/26 79.8   10.3 1700 48.8   2.5 0058 50.6   1.8 94   0 33   23 1.2   0.4 12.6   3.9 1303 SSE | 165 0.00 19.55 0.158   0.016 541   40 10   10
Rohnert Park-West (Stony Point) 5/30/26 70.5   3.8 1431 46.1   5.9 0101 51.4   1.6 97   2 46   20 2.2   1.8 14.8   1.2 1444 SW | 228 0.00 12.31 - - 0   10
Cartograph Wines Base 5/30/26 69.0   4.6 1426 50.1   0.8 0426 51.5   1.0 99   2 54   19 4.0   2.5 20.3   0.7 1644 SSW | 195 0.01 28.86 0.159   0.012 608   52 0   0
Cartograph Wines Remote 5/30/26 71.2   4.6 1633 47.4   4.2 0059 - - - - - - - - - - - 0   0
Rice-Spivak Vineyard 5/30/26 72.2   2.7 1636 40.3   7.5 0053 - - - - - - - - - - - 0   10
Penngrove (Asellus) 5/30/26 72.4   5.9 1318 44.8   6.4 0052 49.2   2.2 95   0 40   18 2.6   0.5 12.8   0.0 1633 SW | 236 0.00 68.31 - - 10   10
Petaluma (Ranch 10) 5/30/26 75.5   5.6 1444 46.3   6.0 0053 49.0   2.2 92   0 38   15 2.6   1.0 13.7   1.8 1657 W | 263 0.00 19.96 0.173   0.037 576   111 0   0
Max   79.8 - 51.2 - 51.5 100 54 5.7 22.5 - - 0.01 68.31 0.212 696 -
Avg   - - - - 49.0 - - 3.0 - - - - - - - -
Min   69.0 - 40.3 - 38.0 92 26 1.2 10.3 - - 0.00 6.09 0.141 479 -