Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 9/13/26 3:55 AM 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 9/12/26 81.8   3.4 1517 54.0   1.7 0724 45.6   7.2 77   20 31   10 2.2   0.6 11.5   1.9 1336 SE | 145 0.00 0.02 0.136   0.010 407   16 100   0
Lower Bennett Valley 9/12/26 80.0   0.2 1502 43.8   5.1 0552 48.6   5.5 100   0 31   11 3.8   0.3 18.7   5.8 1530 S | 188 0.00 0.39 0.171   0.024 513   38 90   20
Kenwood (Wildwood) 9/12/26 82.1   2.7 1303 47.4   6.1 0715 48.6   4.6 100   5 25   8 2.9   0.6 22.1   8.9 1354 NNW | 341 0.00 0.21 0.169   0.010 507   6 40   20
Sonoma Valley (Bedrock) 9/12/26 84.2   3.3 1310 46.8   6.3 0715 46.8   4.9 95   4 22   6 - - - - 0.00 0.29 - - 70   20
Sonoma-West (Arnold) 9/12/26 82.5   3.6 1250 46.4   1.5 0626 47.3   3.5 90   2 21   10 3.9   1.0 24.3   5.1 1351 SW | 232 0.00 0.35 0.206   0.011 596   28 60   20
Sonoma Valley HS 9/12/26 80.2   4.3 1316 49.9   2.9 0645 51.8   3.4 100   1 31   7 2.7   0.5 7.6   1.0 2122 SSW | 209 0.00 0.01 0.169   0.011 537   26 90   20
Sonoma East (Bundschu01) 9/12/26 81.3   2.2 1335 48.1   1.7 0701 48.2   4.3 94   1 21   13 3.4   0.3 23.2   5.9 1700 SW | 216 0.00 0.23 0.178   0.015 524   16 100   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) 9/12/26 82.8   0.8 1339 48.3   3.8 0712 48.5   4.6 93   0 16   19 3.4   0.8 20.5   3.4 1706 W | 268 0.00 0.18 - - 100   20
Ricci Vineyards (Carneros) 9/12/26 83.5   1.7 1307 49.9   5.4 0622 49.6   4.5 94   1 22   17 5.4   0.3 20.3   0.8 1654 W | 268 0.00 0.12 0.192   0.029 547   47 80   20
Carneros (Ranch 71) 9/12/26 80.7   0.3 1314 55.1   1.1 0548 49.5   4.2 84   11 22   19 5.8   0.1 26.6   7.6 1416 WSW | 255 0.00 0.07 0.192   0.035 539   47 100   0
Carneros Upper (Ranch 81) 9/12/26 79.2   0.1 1402 55.5   1.3 0538 49.4   0.0 - - 9.5   0.1 27.8   4.3 1409 WSW | 245 - - - - 80   20
Carneros Lower (Ranch 81) 9/12/26 86.1   2.5 1537 49.7   4.4 0640 49.2   5.5 100   6 0   38 1.2 16.4   3.2 1352 SSE | 166 0.00 0.01 0.023   0.007 0   0 90   20
Rohnert Park-West (Stony Point) 9/12/26 78.2   6.0 1450 43.6   5.8 0612 50.0   5.0 98   1 41   17 2.6   0.3 20.6   3.2 1330 SW | 228 0.00 0.19 - - 60   20
Cartograph Wines Base 9/12/26 75.9   7.2 1447 51.5   2.9 0555 52.8   2.9 97   2 46   22 5.4   1.2 25.9   2.7 1632 WSW | 255 0.00 0.30 0.165   0.051 536   93 20   10
Cartograph Wines Remote 9/12/26 77.7   6.2 1209 48.2   4.7 0616 - - - - - - - - - - - 70   20
Rice-Spivak Vineyard 9/12/26 78.3   6.1 1446 43.0   6.3 0602 - - - - - - - - - - - 80   20
Penngrove (Asellus) 9/12/26 78.6   1.3 1435 46.9   4.1 0648 48.7   4.8 97   2 31   12 2.2   0.2 16.9   4.9 1314 WSW | 253 0.01 0.54 - - 30   20
Petaluma (Ranch 10) 9/12/26 79.7   0.2 1253 47.2   7.2 0703 49.3   5.0 94   0 27   15 2.9   0.4 18.3   5.0 1634 WSW | 253 0.00 0.09 0.166   0.022 502   42 100   20
Max   86.1 - 55.5 - 52.8 100 46 9.5 27.8 - - 0.01 0.54 0.206 596 -
Avg   - - - - 49.0 - - 3.8 - - - - - - - -
Min   75.9 - 43.0 - 45.6 77 0 1.2 7.6 - - 0.00 0.01 0.023 0 -