Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 9/12/26 3:40 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 9/11/26 78.4   17.3 1459 52.3   0.6 0427 52.8   7.3 98   5 41   24 1.6   0.7 9.6   0.3 1532 SSE | 148 0.00 0.02 0.126   0.049 423   1 100   20
Lower Bennett Valley 9/11/26 79.8   17.8 1412 48.8   6.4 0056 54.2   2.2 100   2 42   27 3.5   0.3 12.9   1.5 1423 SSW | 192 0.00 0.39 0.147   0.053 474   36 70   20
Kenwood (Wildwood) 9/11/26 84.8   14.8 1431 53.5   3.3 0439 53.2   6.0 95   9 33   22 3.5   0.1 13.2   0.8 1536 NNW | 330 0.00 0.21 0.159   0.048 501   5 20   20
Sonoma Valley (Bedrock) 9/11/26 87.5   13.3 1457 53.1   2.7 0034 51.7   7.6 91   8 28   21 - - - - 0.00 0.29 - - 50   10
Sonoma-West (Arnold) 9/11/26 86.1   13.8 1418 47.9   5.9 0602 50.8   3.9 92   6 31   23 3.0   0.3 19.1   0.1 1508 WSW | 239 0.00 0.35 0.195   0.045 568   21 40   20
Sonoma Valley HS 9/11/26 84.5   15.4 1429 52.8   3.8 0625 55.2   1.3 99   6 38   26 2.2   0.5 6.5   6.1 1832 WSW | 244 0.00 0.01 0.158   0.048 511   11 70   20
Sonoma East (Bundschu01) 9/11/26 83.5   16.0 1520 49.7   6.4 0623 52.5   3.9 95   6 34   26 3.1   0.7 17.3   5.7 1542 SW | 220 0.00 0.23 0.163   0.057 509   12 80   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) 9/11/26 83.6   15.8 1527 52.1   4.0 0628 53.0   4.9 93   5 35   26 2.7   0.5 17.2   3.0 1531 W | 264 0.00 0.18 - - 80   20
Ricci Vineyards (Carneros) 9/11/26 81.8   17.6 1553 55.3   1.8 0533 54.1   5.5 94   5 39   29 5.7   0.6 19.5   4.2 0358 W | 279 0.00 0.12 0.163   0.085 500   41 60   10
Carneros (Ranch 71) 9/11/26 80.4   15.9 1548 54.0   1.8 0552 53.7   7.6 95   3 40   31 5.7   0.2 19.1   12.1 1704 WSW | 252 0.00 0.07 0.157   0.111 492   36 100   10
Carneros Upper (Ranch 81) 9/11/26 79.3   18.7 1615 54.2   2.0 0628 49.4   2.9 - - 9.4   0.1 23.4   9.8 1717 WSW | 246 - - - - 60   20
Carneros Lower (Ranch 81) 9/11/26 83.6   20.1 1636 54.1   3.1 0600 54.7   3.7 94   5 38   28 - 13.2   0.2 1445 SSE | 164 0.00 0.01 0.016   0.012 0   0 70   20
Rohnert Park-West (Stony Point) 9/11/26 72.2   16.6 1332 49.4   6.7 0059 55.0   1.2 97   1 59   26 2.3   0.3 17.4   0.9 1523 SW | 234 0.00 0.19 - - 40   10
Cartograph Wines Base 9/11/26 68.7   14.5 1302 54.4   0.8 0313 55.6   0.8 99   2 69   28 4.2   1.6 23.2   1.6 1523 W | 266 0.00 0.30 0.114   0.064 443   85 30   10
Cartograph Wines Remote 9/11/26 71.5   15.0 1246 52.9   3.2 2343 - - - - - - - - - - - 50   10
Rice-Spivak Vineyard 9/11/26 72.2   15.1 1305 49.3   6.4 2319 - - - - - - - - - - - 60   10
Penngrove (Asellus) 9/11/26 77.2   15.3 1324 51.0   5.1 2330 53.4   0.9 95   1 43   22 2.0   0.2 12.0   0.6 1455 W | 262 0.00 0.53 - - 10   10
Petaluma (Ranch 10) 9/11/26 80.0   14.1 1347 54.4   2.9 0049 54.3   2.9 94   3 42   27 3.3   0.1 13.2   1.8 1544 N | 354 0.00 0.09 0.144   0.051 460   46 80   20
Max   87.5 - 55.3 - 55.6 100 69 9.4 23.4 - - 0.00 0.53 0.195 568 -
Avg   - - - - 53.4 - - 3.7 - - - - - - - -
Min   68.7 - 47.9 - 49.4 91 28 1.6 6.5 - - 0.00 0.01 0.016 0 -