Sonoma County-South Daily Obs

20 Stations

Daily Data | America/Los_Angeles
as of 12/10/25 7:14 PM PST
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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 12/9/25 53.5   3.7 1438 34.3   0.2 0606 40.9   1.2 98   0 74   11 0.9   0.1 5.1   0.3 1453 S | 172 0.00 5.39 0.043   0.014 241   62 -
Lower Bennett Valley 12/9/25 54.2   1.5 1336 38.5   1.2 0738 41.9   0.1 100   0 76   5 1.5   0.1 9.4   1.8 1141 NW | 321 0.01 6.51 0.031   0.006 176   39 0   0
Kenwood (Wildwood) 12/9/25 45.0   1.0 1550 39.6   0.9 0644 42.2   0.2 100   0 100   4 1.6   0.2 6.2   1.8 1227 WSW | 250 0.01 6.85 0.016   0.001 88   13 -
Sonoma Valley (Bedrock) 12/9/25 45.5   1.1 1511 39.5   0.2 0434 41.0   0.0 98   0 88   4 - - - - 0.00 6.71 - - -
Sonoma-West (Arnold) 12/9/25 47.4   0.3 1523 41.0   1.0 0739 42.8   0.1 100   0 86   3 1.3   0.0 6.7   0.1 1154 E | 92 0.00 4.40 0.016   0.001 79   1 -
Sonoma Valley HS 12/9/25 47.0   0.4 1535 40.7   1.3 0738 43.2   0.4 100   0 93   3 1.3   0.1 4.5   1.1 1821 SSW | 195 0.00 4.65 0.015   0.001 71   5 -
Sonoma East (Bundschu01) 12/9/25 47.5   0.5 1507 40.7   1.7 0705 42.0   0.2 97   2 87   3 1.7   0.2 8.3   0.7 0541 ENE | 75 0.00 0.13 0.016   0.001 76   9 -
Schellville (Sasaki) 12/8/25 48.2   0.5 1512 42.7   0.1 0740 42.6   0.2 95   1 83   0 1.2   0.0 9.8   2.3 1356 NE | 55 0.00 4.40 - - 0   0
Sonoma-SE (Napoli) 12/9/25 48.2   0.2 1428 40.9   1.4 0746 42.1   0.1 96   1 86   3 0.6   0.1 6.1   1.3 0018 ENE | 59 0.00 4.46 - - 0   0
Ricci Vineyards (Carneros) 12/9/25 47.8   1.9 1509 40.8   1.3 0647 42.1   0.2 97   2 84   7 2.2   0.3 7.5   2.0 1301 ESE | 114 0.00 4.89 0.017   0.002 82   6 -
Carneros (Ranch 71) 12/9/25 46.9   0.1 1446 39.9   1.1 0558 42.3   0.1 100   0 93   6 1.4   0.1 7.2   1.1 1417 E | 99 0.00 4.47 0.015   0.000 79   2 0   0
Carneros Upper (Ranch 81) 12/9/25 47.3   1.2 1439 40.0   2.1 0545 0.8   5.2 - - 2.0   0.6 9.3   1.5 1428 SSE | 160 - - - - -
Carneros Lower (Ranch 81) 12/7/25 47.6   1.6 1421 42.0   4.3 0731 42.8   0.8 100   0 85   6 1.2   0.2 6.6   2.1 0151 NNE | 32 0.00 4.76 0.015   0.003 60   12 -
Rohnert Park-West (Stony Point) 12/9/25 50.1   1.1 1502 41.6   3.3 0820 43.3   0.3 100   0 86   4 3.4   0.6 11.7   0.8 0310 SE | 126 0.00 1.56 - - -
Cartograph Wines Base 12/9/25 50.0   1.1 1451 41.2   0.1 0705 43.2   0.0 100   0 88   4 3.3   0.2 10.7   1.1 1523 SE | 140 0.00 6.66 0.021   0.004 128   20 -
Cartograph Wines Remote 12/9/25 49.6   0.5 1337 40.3   3.2 1811 - - - - - - - - - - - -
Rice-Spivak Vineyard 12/9/25 51.4   0.9 1434 40.6   5.7 1803 - - - - - - - - - - - -
Penngrove (Asellus) 12/9/25 48.6   1.3 1348 40.7   0.9 0841 42.2   0.1 98   0 82   6 5.7   1.1 13.7   3.1 1514 ESE | 120 0.00 0.10 - - 0   0
Roger's Creek (Ranch 50) 12/9/25 43.9   0.4 1504 39.0   0.9 0745 41.4   0.2 100   0 100   0 3.9   0.3 10.3   1.9 1729 E | 92 0.00 5.80 0.014   0.000 82   3 0   0
Petaluma (Ranch 10) 12/9/25 49.3   1.6 1342 41.9   0.6 0813 42.5   0.1 97   1 81   6 2.5   0.3 5.7   0.7 0233 SE | 137 0.00 4.29 0.018   0.003 84   10 0   0
Max   54.2 - 41.9 - 43.3 100 100 5.7 13.7 - - 0.01 6.85 0.043 241 -
Avg   - - - - 39.6 - - 2.2 - - - - - - - -
Min   43.9 - 34.3 - 0.8 96 74 0.6 4.5 - - 0.00 0.10 0.014 71 -