Sonoma County-South Daily Obs

20 Stations

Daily Data | America/Los_Angeles
as of 12/25/25 7:06 AM 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 12/24/25 57.2   0.4 1326 48.2   4.3 0802 48.5   3.8 97   1 61   9 4.4   0.1 30.6   6.7 1918 SSE | 154 0.00 5.41 0.043   0.027 175   132 -
Lower Bennett Valley 12/24/25 59.6   0.2 0310 49.8   5.1 0830 50.6   3.6 95   5 59   11 6.1   1.9 28.0   3.0 0223 WNW | 284 0.72 12.23 0.046   0.023 160   95 0   0
Kenwood (Wildwood) 12/24/25 59.5   1.3 1411 51.0   3.5 0810 50.9   4.2 100   0 61   23 4.7   2.2 23.0   9.6 2321 SSW | 212 1.42 13.58 0.042   0.026 167   108 -
Sonoma Valley (Bedrock) 12/24/25 59.3   1.3 1421 51.5   2.4 0849 49.5   4.5 95   3 57   24 - - - - 0.07 8.76 - - -
Sonoma-West (Arnold) 12/24/25 61.8   0.4 1250 52.5   2.9 0848 51.4   4.3 95   5 58   16 4.5   2.8 29.4   19.3 0307 SE | 140 0.31 7.83 0.051   0.033 196   126 -
Sonoma Valley HS 12/24/25 60.8   0.6 1418 52.6   2.9 0758 53.5   2.8 100   0 66   11 3.7   2.3 11.4   1.9 2355 ESE | 120 0.01 4.74 0.042   0.024 176   108 -
Sonoma East (Bundschu01) 12/24/25 60.6   0.8 1336 52.2   2.1 0850 51.4   3.0 93   4 60   7 6.1   2.1 24.3   2.8 0310 SSE | 153 0.00 0.13 0.049   0.022 170   105 -
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) 12/24/25 63.4   1.6 1319 53.1   1.2 0748 51.4   3.2 92   4 57   11 5.1   3.5 26.2   9.7 1955 S | 180 0.56 6.63 - - 0   0
Ricci Vineyards (Carneros) 12/24/25 61.5   0.4 1235 52.3   1.8 0806 51.6   3.0 94   4 59   12 6.8   3.6 23.8   6.9 0318 S | 178 0.90 7.94 0.052   0.028 189   121 -
Carneros (Ranch 71) 12/24/25 60.3   0.1 1345 52.0   2.6 0756 51.2   3.4 96   4 60   8 6.6   1.6 21.7   4.4 2004 S | 184 0.70 7.19 0.045   0.021 158   97 0   0
Carneros Upper (Ranch 81) 12/24/25 60.2   0.8 1336 52.2   2.4 0753 42.0   3.6 - - 10.7   6.2 35.2   13.0 0315 S | 172 - - - - -
Carneros Lower (Ranch 81) 12/24/25 60.9   0.2 1232 51.4   3.1 0825 34.9   58.4 100   0 0   0 3.9   2.5 21.2   0.8 0233 S | 174 0.85 7.64 0.043   0.013 102   61 -
Rohnert Park-West (Stony Point) 12/24/25 62.2   3.2 0316 51.8   3.5 0849 52.0   3.8 97   3 68   15 6.9   2.7 37.4   12.1 0315 SSE | 154 0.00 1.57 - - -
Cartograph Wines Base 12/24/25 63.1   4.5 0201 51.6   3.2 0759 52.6   2.8 99   1 74   16 8.6   4.1 45.7   16.1 0144 S | 173 0.71 11.05 0.046   0.029 177   108 -
Cartograph Wines Remote 12/24/25 62.6   3.1 0233 50.0   4.7 0821 - - - - - - - - - - - -
Rice-Spivak Vineyard 12/24/25 63.3   3.9 0226 51.2   3.7 0804 - - - - - - - - - - - -
Penngrove (Asellus) 12/24/25 60.5   0.9 1408 51.6   3.6 0815 50.2   4.1 94   5 57   15 8.0   4.0 28.7   4.7 0327 SE | 135 0.00 0.10 - - 0   0
Roger's Creek (Ranch 50) 12/24/25 58.6   0.6 1413 49.9   3.4 0738 50.4   3.6 100   0 59   14 6.5   1.6 27.3   8.8 2122 SE | 127 0.90 9.80 0.044   0.025 172   108 0   0
Petaluma (Ranch 10) 12/24/25 63.3   1.9 1144 51.6   2.7 0829 51.7   3.9 95   5 56   22 3.3   1.4 16.4   8.3 0503 WSW | 254 0.76 7.15 0.044   0.024 173   99 0   0
Max   63.4 - 53.1 - 53.5 100 74 10.7 45.7 - - 1.42 13.58 0.052 196 -
Avg   - - - - 49.6 - - 6.0 - - - - - - - -
Min   57.2 - 48.2 - 34.9 92 0 3.3 11.4 - - 0.00 0.10 0.042 102 -