Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 5/30/26 10:56 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 5/29/26 66.7   2.9 1449 49.3   0.1 0027 49.8   2.1 98   0 55   13 2.3   0.3 11.0   2.0 1432 SE | 137 0.02 6.08 0.132   0.009 476   55 30   10
Lower Bennett Valley 5/29/26 67.1   3.3 1631 50.0   1.3 0032 52.1   1.7 100   0 58   15 4.2   0.9 15.0   1.1 1229 S | 190 0.01 28.00 0.160   0.014 611   100 10   10
Kenwood (Wildwood) 5/29/26 71.2   0.5 1339 50.1   1.5 2258 51.9   1.8 97   2 52   11 2.6   0.0 15.0   0.5 0637 NNW | 335 0.01 32.85 0.162   0.006 589   45 0   0
Sonoma Valley (Bedrock) 5/29/26 71.0   0.6 1651 50.1   0.9 2353 50.5   2.3 94   2 50   12 - - - - 0.00 28.95 - - 0   0
Sonoma-West (Arnold) 5/29/26 71.5   1.4 1431 49.2   3.6 2350 51.2   1.2 94   1 50   12 3.5   0.2 15.3   0.9 1434 SW | 234 0.02 18.30 0.192   0.007 672   33 20   10
Sonoma Valley HS 5/29/26 70.5   1.1 1436 51.0   1.7 2335 53.2   1.4 98   2 58   12 2.8   0.4 11.0   1.5 1725 WSW | 244 0.00 6.91 0.146   0.021 530   60 0   0
Sonoma East (Bundschu01) 5/29/26 71.5   0.2 1614 50.5   2.6 2353 51.1   1.7 93   2 49   10 3.7   1.1 16.7   3.7 1515 ESE | 111 0.00 21.65 0.154   0.015 531   24 20   10
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) 5/29/26 70.4   4.4 1456 51.0   1.7 2349 51.3   1.7 93   1 52   16 3.3   0.6 13.5   2.0 0610 W | 262 0.00 18.67 - - 0   0
Ricci Vineyards (Carneros) 5/29/26 70.2   3.2 1556 51.3   1.6 0021 51.1   1.4 94   1 51   14 5.4   0.8 15.8   2.0 0639 W | 271 0.00 23.15 0.169   0.014 585   29 30   10
Carneros (Ranch 71) 5/29/26 68.9   0.1 1551 50.4   1.6 0008 50.9   2.0 96   1 55   12 5.2   0.3 17.9   4.6 0635 W | 271 0.00 19.98 0.153   0.003 545   3 20   10
Carneros Upper (Ranch 81) 5/29/26 69.3   3.3 1522 50.4   1.8 0035 40.3   2.5 - - 7.9   1.5 18.9   1.8 0617 W | 276 - - - - 20   10
Carneros Lower (Ranch 81) 5/29/26 69.5   2.6 1251 51.3   1.7 0059 52.3   8.3 93   7 56   56 1.6   0.1 16.6   2.9 1512 S | 170 0.09 19.55 0.142   0.000 501   28 20   10
Rohnert Park-West (Stony Point) 5/29/26 66.8   5.1 1520 52.0   0.3 0058 53.0   1.2 96   2 66   17 4.0   0.4 15.9   4.6 1716 SSW | 199 0.01 12.31 - - 10   10
Cartograph Wines Base 5/29/26 64.4   7.2 1509 50.9   0.7 0050 52.5   0.8 97   1 73   23 6.5   2.4 21.0   0.8 1737 S | 181 0.00 28.85 0.147   0.018 660   52 0   0
Cartograph Wines Remote 5/29/26 66.6   5.2 1228 51.7   0.5 0057 - - - - - - - - - - - 0   0
Rice-Spivak Vineyard 5/29/26 69.5   5.9 1507 47.8   3.6 0342 - - - - - - - - - - - 10   10
Penngrove (Asellus) 5/29/26 66.5   5.3 1111 51.3   0.9 2327 51.4   1.9 95   1 58   17 3.1   1.2 12.8   5.6 1634 SSW | 209 0.01 68.31 - - 20   10
Petaluma (Ranch 10) 5/29/26 69.9   5.3 1347 52.3   0.1 2341 51.2   0.3 93   7 52   14 3.6   1.8 11.9   0.4 1746 W | 277 0.00 19.96 0.136   0.043 464   166 0   0
Max   71.5 - 52.3 - 53.2 100 73 7.9 21.0 - - 0.09 68.31 0.192 672 -
Avg   - - - - 50.8 - - 4.0 - - - - - - - -
Min   64.4 - 47.8 - 40.3 93 49 1.6 11.0 - - 0.00 6.08 0.132 464 -