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Sonoma County-North Daily Obs

15 Stations

Daily Data
as of 12/13/25 2:00 AM PST
Station Date Daily Max Temp (°F) Time of Max Temp Daily Min Temp (°F) Time of Min Temp Dew Pt (°F) RH (%) 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)
Rockpile Lower (Cooley) 12/12/25 69.9   8.0 1410 45.0   6.8 0639 42.5   3.0 63 86   12 35   14 0.6 3.6   7.7 0032 NNW | 346 0.00 9.81 - - 0   0
Rockpile Upper (Cooley) 12/12/25 75.5   3.0 1410 55.4   3.1 2244 34.0   1.4 33 57   9 18   3 2.3 14.2   7.4 0013 N | 351 0.00 10.06 0.079   0.065 276   3 0   0
Cloverdale-East (Ranch 83) 12/12/25 60.5   1.2 1423 34.6   0.4 0734 -24.1 - - - 1.2 7.3   1.4 1410 SW | 224 0.01 7.74 0.045   0.002 215   15 0   0
Cloverdale-SE (Ranch 38) 12/12/25 58.8   2.4 1351 34.9   1.5 0738 41.7   1.2 93 100   0 66   0 2.4 9.2   0.8 1411 ESE | 102 0.01 8.34 0.033   0.002 166   8 0   0
Geyserville-North (Hoffman) 12/12/25 53.3   2.6 1447 32.9   3.1 2116 39.4   1.7 94 98   0 75   2 1.6 8.1   1.2 1400 SE | 143 0.00 0.00 0.030   0.002 165   17 0   0
Geyserville (Ranch 3) 12/12/25 53.0   2.2 1452 34.2   2.1 2111 40.2   1.6 97 100   0 74   2 1.5 9.5   2.2 1406 ESE | 118 0.05 7.69 0.029   0.004 167   30 0   0
Geyserville-East (Ranch 40) 12/12/25 53.5   2.0 1550 34.5   1.6 0802 40.8   1.5 96 100   0 79   0 2.0 8.8   0.7 1413 SSW | 193 0.01 7.99 0.031   0.001 193   7 0   0
Geyserville-South (Nervo Station) 12/12/25 53.8   1.8 1516 36.6   2.6 0820 - - - - 1.1 8.1   2.7 1335 ESE | 105 0.02 6.18 - - 0   0
Jimtown-North (Piccolo Ranch 15) 12/12/25 57.9   3.4 1546 33.7   2.4 2106 39.8   1.7 95 100   0 62   1 0.8 5.0   0.7 2009 NE | 40 0.01 7.81 0.020   0.002 119   5 0   0
Jimtown-NE (Red Fan) 8/26/25 88.9   0.8 1609 56.4   0.1 0146 53.1   1.9 64 94   2 20   8 3.5 13.4   0.5 1919 S | 169 0.00 0.00 0.187   0.011 528   30 0   0
HWY 128/Chalk Hill Rd (Landslide) 12/12/25 58.1   1.8 1508 32.8   1.8 2055 40.0   1.1 94 100   0 62   1 1.1 6.0   0.9 1306 SW | 228 0.00 8.29 0.026   0.004 138   13 0   0
N Chalk Hill Rd (Ranch 63) 12/12/25 53.7   3.8 1544 33.4   2.4 2050 39.4   1.5 96 100   0 70   3 1.0 5.0   0.4 0318 S | 174 0.01 8.34 0.019   0.006 108   25 -
Knights Valley (Bavarian Lion) 12/12/25 55.7   7.4 1415 32.4   1.0 2153 39.2   1.6 93 98   0 68   15 1.6 8.8   1.4 0322 SSE | 150 0.00 8.56 0.035   0.003 196   2 -
Upper Dry Creek Valley 12/12/25 54.1   2.0 1333 33.6   2.4 2112 39.4   1.1 94 99   0 70   1 1.5 9.0   1.7 1400 SE | 126 0.00 8.17 0.036   0.001 196   0 -
Lower Dry Creek Valley 12/12/25 52.9   2.1 1554 35.6   0.5 1936 40.2   1.4 96 100   0 68   2 1.9 10.7   2.8 1323 SE | 132 0.01 8.48 0.031   0.001 171   3 0   0
Max   75.5 - 55.4 - 42.5 97 100 79 2.4 14.2 - - 0.05 10.06 0.079 276 -
Avg   - - - - 34.8 87 - - 1.5 - - - - - - - -
Min   52.9 - 32.4 - -24.1 33 57 18 0.6 3.6 - - 0.00 0.00 0.019 108 -

Sonoma County-Central Daily Obs

Sonoma County-Central Daily Obs

Daily Data | America/Los_Angeles
as of 12/13/25 2:00 AM PST
Station Date Daily Max Temp (°F) Time of Max Temp Daily Min Temp (°F) Time of Min Temp Dew Pt (°F) RH (%) Daily Max RH (%) Daily Min RH (%) Wind Spd (mph) Daily Max Wind (mph) Time of Max Wind Daily Rain (In) Season Precip (In) Daily ETo (in) Daily Solar Rad (Cal/cm2) Powdery Mildew Stress (pts)
Healdsburg-South (Sodini) 12/12/25 56.3   0.6 1543 36.0   0.6 2046 - - 100   0 64   4 0.5 7.1   0.6 1255 0.01 2.34 - - 0
Windsor-NW (Ranch 8) 12/12/25 55.8   3.2 1627 38.4   0.3 0758 38.5   1.7 87 90   0 75   4 1.0 5.3   0.7 1241 0.02 8.77 0.024   0.003 134   13 -
Windsor-East (Ranch 16) 12/12/25 58.1   3.6 1523 33.3   1.0 2034 40.1   1.1 94 100   0 61   4 1.4 7.3   2.1 1327 0.00 6.50 0.029   0.002 154   8 0
Mark West-North (Ranch 14) 12/12/25 57.2   1.8 1438 36.5   0.7 2023 39.9   1.3 92 99   0 57   2 0.8 4.9   0.4 1246 0.00 7.49 0.003   0.001 0   0 0
Windsor-SE (Silk Rd) 12/12/25 53.3   3.9 1435 34.0   0.0 2015 40.4   1.1 96 100   0 73   7 1.3 5.1   1.2 0627 0.00 1.87 0.023   0.002 134   4 0
Fulton-NW (Ranch 5) 12/12/25 55.4   0.7 1541 33.8   0.4 2007 -11.4   7.9 28 100   0 3   0 1.2 6.0   0.7 1339 0.00 7.58 0.032   0.001 123   4 0
Windsor-South (Laughlin Rd) 12/12/25 57.2   0.9 1528 37.5   1.3 0714 -28.1   6.6 25 100   0 0   0 - - - 0.01 7.11 - - -
Fulton-SE (Barnes Rd) 12/12/25 55.5   1.9 1503 36.6   0.1 2014 40.4   1.4 91 98   0 67   0 1.2 6.8   0.4 1254 0.00 7.08 - - -
Fulton-SW (Ranch 21) 12/12/25 55.0   1.5 1517 37.7   1.0 1925 -40.5   13.5 22 100   0 0   0 1.5 6.6   0.8 1131 0.01 7.46 0.038   0.002 164   13 -
Santa Rosa-NW (Goldfields) 12/12/25 57.9   0.4 1402 39.0   3.2 0648 41.4   1.0 94 100   0 60   5 1.7 7.0   0.5 1554 0.01 7.74 0.023   0.002 116   12 -
Goldfields Remote 12/12/25 55.8   0.9 1453 37.0   2.2 1931 - - - - - - - - - - - 0
NW Santa Rosa (Piner Road) 12/12/25 55.7   1.2 1506 37.3   2.8 1947 41.6   1.1 97 100   0 73   1 1.1 7.7   1.4 1551 0.00 6.01 - - -
River Rd South (Denner Ranch) 12/12/25 57.7   1.0 1524 38.4   0.8 1946 41.6   1.1 97 100   0 66   3 2.3 8.6   1.1 1601 - - - - -
West Santa Rosa (LOV Vineyard) 12/12/25 57.4   0.7 1442 38.3   1.0 1938 41.4   0.9 95 100   0 63   1 1.2 6.3   0.1 1558 0.00 8.11 0.003   0.000 0   0 0
Guerneville Rd (Prokopakis) 12/12/25 56.2   1.8 1503 39.2   0.9 0813 41.8   0.9 95 100   0 67   2 - - - 0.01 7.16 - - -
Guerneville Rd West (Balletto) 12/12/25 54.4   2.3 1452 35.9   0.8 1928 41.8   0.6 96 100   0 74   1 1.7 7.4   1.7 1551 0.01 5.84 - - -
Sanchietti Ranch 12/12/25 54.3   1.5 1405 39.8   0.3 1907 43.2   0.8 - 100   0 79   0 2.5 9.4   1.9 1239 0.00 6.97 - - -
Occidental Rd (Sebastopol) 12/12/25 55.1   1.9 1415 37.6   0.4 1907 42.8   0.7 100 100   0 59   4 1.4 7.7   1.8 1244 0.00 5.80 - - -
Lower Westside Rd (Ranch 12) 12/12/25 54.7   1.8 1511 36.8   1.1 2013 40.6   1.5 97 100   0 69   2 1.0 6.6   0.5 1028 0.01 8.45 - - 0
Guerneville (Laughlin Rd) 12/12/25 50.3   3.5 1440 39.2   1.7 0834 40.9   2.2 96 98   0 78   5 1.0 4.7   0.3 0141 0.00 9.28 - - -
Korbel (Winery) 12/12/25 50.0   2.3 1458 38.8   2.8 0747 41.2   2.0 97 100   0 80   2 1.8 6.1   0.1 0531 0.00 9.43 - - -
Forestville (Shone Farms) 12/12/25 55.3   2.0 1529 36.6   0.7 0717 40.4   1.6 95 99   0 71   1 1.4 5.9   0.9 2032 0.01 9.19 0.022   0.002 120   6 0
Forestville-NE (Ranch 30) 12/12/25 56.4   4.2 1519 36.1   2.3 2020 40.4   1.8 98 100   0 73   8 1.5 7.7   0.5 1056 0.01 8.63 0.020   0.006 119   24 -
Green Valley Vineyard 12/12/25 53.7   1.6 1506 37.3   0.2 1959 40.8   1.2 96 99   0 73   2 1.2 5.7   0.7 0306 0.01 9.93 0.012   0.002 57   15 -
Green Valley (Sanchietti) 12/12/25 57.9   0.6 1520 36.2   0.2 1955 - - - - - - - - - - - -
Keefer Ranch (Green Valley) 12/12/25 55.0   1.8 1534 36.1   1.6 1955 41.4   0.6 97 100   0 75   1 - - - 0.00 8.59 - - -
Graton-South (Mill Station Rd) 12/12/25 53.8   2.6 1456 37.0   1.6 1909 41.5   0.4 95 100   0 71   3 0.4 4.7   0.6 1414 0.00 8.34 - - 0
Occidental (Horseshoe Bend) 12/12/25 52.4   2.8 1532 36.8   2.2 2148 40.8   1.9 - 100   0 79   3 - - - 0.00 8.40 - - -
Sexton Valley (Jacqueline's Blk) 12/12/25 53.1   2.5 1536 35.6   1.1 1940 41.4   0.6 95 100   0 75   2 2.3 8.3   0.8 0353 0.00 6.98 - - -
Sebastopol Hills (Burnside Rd) 12/12/25 53.0   1.6 1449 38.7   1.4 0851 41.4   1.2 97 100   0 77   1 0.3 4.4   1.0 1427 0.01 7.41 - - -
Seaview/Fort Ross (Hirsch) 12/12/25 71.3   2.5 1026 58.0   3.4 2353 32.9   1.0 30 46   4 17   6 1.8 6.6   5.9 0409 0.00 13.08 0.070   0.022 248   2 -
Max   71.3 - 58.0 - 43.2 100 100 80 2.5 9.4 - 0.02 13.08 0.070 248 -
Avg   - - - - 33.5 85 - - 1.3 - - - - - - -
Min   50.0 - 33.3 - -40.5 22 46 0 0.3 4.4 - 0.00 1.87 0.003 0 -

Sonoma County-South Daily Obs

20 Stations

Daily Data | America/Los_Angeles
as of 12/13/25 2:00 AM PST
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 12/12/25 55.3   4.6 1517 32.7   1.6 0702 38.5   2.2 98   0 66   6 1.0   0.1 5.1   1.3 1316 SSE | 154 0.00 5.39 0.044   0.006 254   10 -
Lower Bennett Valley 12/12/25 54.6   4.5 1511 29.9   0.6 1952 38.5   1.2 100   0 70   1 1.2   0.2 7.5   2.2 1414 SSE | 154 0.00 6.53 0.032   0.003 175   4 0   0
Kenwood (Wildwood) 12/12/25 52.3   0.5 1418 38.2   0.4 0813 40.8   1.1 100   0 73   6 2.2   0.3 9.4   2.4 1314 S | 174 0.01 6.89 0.022   0.003 121   15 -
Sonoma Valley (Bedrock) 12/12/25 51.4   1.9 1325 37.7   0.4 0738 39.8   1.0 99   0 70   1 - - - - 0.00 6.71 - - -
Sonoma-West (Arnold) 12/12/25 52.5   2.9 1400 39.6   1.5 1738 41.3   1.2 100   0 68   3 1.7   0.3 9.7   2.1 1320 SSE | 157 0.00 4.40 0.038   0.004 194   23 -
Sonoma Valley HS 12/12/25 51.2   2.1 1404 39.5   0.7 0820 41.8   1.2 100   0 77   1 1.6   0.1 8.9   2.9 1320 SSE | 149 0.01 4.67 0.028   0.001 159   13 -
Sonoma East (Bundschu01) 12/12/25 54.6   1.0 1432 38.3   0.9 1759 40.6   1.0 98   0 64   2 2.2   0.1 10.7   3.3 1509 S | 174 0.00 0.13 0.032   0.001 173   12 -
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) 12/12/25 54.8   2.2 1416 38.4   1.1 1759 40.7   1.0 97   1 65   0 1.4   0.4 10.8   2.7 1519 SE | 129 0.00 4.46 - - 0   0
Ricci Vineyards (Carneros) 12/12/25 51.5   2.2 1355 38.0   0.3 1827 40.6   1.3 97   0 70   1 3.1   0.7 14.9   4.6 1124 ESE | 122 0.00 4.89 0.038   0.002 211   22 -
Carneros (Ranch 71) 12/12/25 52.3   0.5 1356 38.8   1.7 0337 41.1   1.2 100   0 72   2 2.2   0.0 10.8   3.2 1514 SE | 140 0.00 4.48 0.032   0.005 185   33 0   0
Carneros Upper (Ranch 81) 12/12/25 52.7   0.0 1324 39.0   1.8 0328 35.7   13.4 - - 3.4   0.3 14.1   4.2 1441 S | 182 - - - - -
Carneros Lower (Ranch 81) 12/12/25 53.6   0.6 1331 38.4   3.3 1846 41.0   0.7 100   0 67   5 1.3   0.1 10.4   1.8 1513 SSE | 159 0.00 4.76 0.028   0.004 133   22 -
Rohnert Park-West (Stony Point) 12/12/25 51.4   2.5 1343 40.3   6.1 0722 42.0   0.7 100   0 79   3 4.7   0.4 14.9   1.5 0152 ESE | 118 0.00 1.56 - - -
Cartograph Wines Base 12/12/25 50.9   2.6 1338 39.8   1.2 0623 41.9   1.3 100   0 83   2 4.4   0.3 13.6   1.7 0202 E | 81 0.00 6.66 0.030   0.001 184   6 -
Cartograph Wines Remote 12/12/25 50.5   1.5 1242 40.2   2.8 1834 - - - - - - - - - - - -
Rice-Spivak Vineyard 12/12/25 52.2   2.5 1329 39.7   4.2 1833 - - - - - - - - - - - -
Penngrove (Asellus) 12/12/25 50.5   2.3 1256 39.9   0.8 0655 40.8   1.0 98   0 73   2 6.9   0.3 15.3   0.6 0240 ESE | 106 0.00 0.10 - - 0   0
Roger's Creek (Ranch 50) 12/12/25 49.3   0.8 1336 38.2   1.5 0616 40.4   1.3 100   0 78   3 5.6   0.6 14.8   2.6 1134 E | 101 0.00 5.81 0.026   0.000 168   7 0   0
Petaluma (Ranch 10) 12/12/25 53.0   1.2 1241 40.7   2.1 1803 40.9   0.8 96   1 68   2 3.8   0.9 7.7   0.4 0950 SE | 124 0.00 4.29 0.030   0.002 158   1 0   0
Max   55.3 - 40.7 - 42.0 100 83 6.9 15.3 - - 0.01 6.89 0.044 254 -
Avg   - - - - 40.4 - - 2.9 - - - - - - - -
Min   49.3 - 29.9 - 35.7 96 64 1.0 5.1 - - 0.00 0.10 0.022 121 -