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Sonoma County-North Daily Obs

15 Stations

Daily Data
as of 12/26/25 5:07 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) 12/25/25 51.4   5.7 0300 43.5   2.9 0947 43.8   3.8 87 95   5 73   9 6.5 28.0   5.9 0033 SE | 144 1.67 21.06 - - 0   0
Rockpile Upper (Cooley) 12/25/25 48.2   7.1 0257 40.2   2.6 0956 42.2   4.6 92 100   0 72   4 27.5 81.3   4.2 0127 SSE | 164 1.67 21.60 0.020   0.017 66   118 0   0
Cloverdale-East (Ranch 83) 12/25/25 54.4   5.5 0035 47.4   2.1 1100 47.0   2.9 - - - 7.6 36.8   3.0 0151 SSE | 149 1.89 18.24 0.026   0.023 72   110 0   0
Cloverdale-SE (Ranch 38) 12/25/25 53.6   5.7 1413 46.3   3.0 1046 47.5   3.0 92 98   1 79   16 11.8 52.1   7.8 0045 SSE | 165 2.12 19.34 0.021   0.027 74   116 0   0
Geyserville-North (Hoffman) 12/24/25 60.0 1345 49.9 0831 49.2 80 96 62 5.5 24.0 1943 SE | 144 0.00 0.00 0.059 268 0
Geyserville (Ranch 3) 12/25/25 55.2   4.5 1041 48.6   1.9 2359 49.1   2.6 91 100   0 70   8 6.0 25.2   0.9 0118 SE | 132 2.19 17.21 0.026   0.014 88   61 0   0
Geyserville-East (Ranch 40) 12/25/25 53.6   5.4 1423 46.7   2.4 1917 47.6   3.0 91 99   1 75   9 17.4 62.0   5.5 0052 S | 180 1.78 17.02 0.030   0.018 89   95 0   0
Geyserville-South (Nervo Station) 12/25/25 55.4   4.1 1426 47.6   2.1 2315 - - - - 5.7 24.5   3.4 0104 S | 174 1.20 12.50 - - 0   0
Jimtown-North (Piccolo Ranch 15) 12/25/25 56.6   5.7 1355 48.6   2.4 1922 46.8   2.7 82 93   0 62   9 4.3 26.3   0.7 0138 SE | 134 1.26 15.47 0.031   0.012 79   67 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) 12/25/25 56.6   5.8 1320 48.7   2.8 1852 48.1   2.4 85 95   1 65   12 3.7 29.6   5.0 0226 WSW | 245 1.42 16.14 0.023   0.020 59   85 0   0
N Chalk Hill Rd (Ranch 63) 12/25/25 55.5   6.6 1355 47.4   3.1 2359 47.3   2.3 86 97   3 66   13 5.7 30.3   0.1 0226 SSE | 159 1.33 15.94 0.028   0.018 60   86 -
Knights Valley (Bavarian Lion) 12/25/25 55.5   5.4 0004 48.0   3.0 1841 46.3   2.9 81 91   3 63   11 6.8 29.6   0.0 0157 SE | 140 1.42 16.60 0.035   0.011 94   69 -
Upper Dry Creek Valley 12/25/25 56.1   4.1 0031 47.7   1.9 2330 47.6   2.5 87 95   2 65   8 4.9 33.4   7.9 0039 S | 184 2.14 18.81 0.023   0.028 80   114 -
Lower Dry Creek Valley 12/25/25 56.2   5.3 1422 48.0   2.4 2322 48.4   2.5 86 100   0 68   14 6.5 28.2   1.8 0111 SSE | 161 1.60 17.49 0.030   0.017 74   83 0   0
Max   56.6 - 48.7 - 49.1 92 100 79 27.5 81.3 - - 2.19 21.60 0.035 94 -
Avg   - - - - 46.8 87 - - 8.8 - - - - - - - -
Min   48.2 - 40.2 - 42.2 81 91 62 3.7 24.5 - - 1.20 12.50 0.020 59 -

Sonoma County-Central Daily Obs

Sonoma County-Central Daily Obs

Daily Data | America/Los_Angeles
as of 12/26/25 5:07 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) 12/25/25 57.5   4.7 1325 48.5   1.6 2315 - - 95   1 65   9 6.6 28.9   1.7 0124 1.35 10.20 - - 0
Windsor-NW (Ranch 8) 12/25/25 58.2   4.9 1322 48.5   2.3 2234 47.5   2.7 83 85   0 71   8 4.6 24.6   5.7 0118 1.01 15.60 0.032   0.018 100   79 -
Windsor-East (Ranch 16) 12/25/25 58.8   1.9 1323 48.4   2.3 0842 47.9   2.4 84 94   0 61   6 7.7 29.7   1.6 0159 1.15 11.93 0.036   0.012 97   59 0
Mark West-North (Ranch 14) 12/25/25 59.2   3.8 1324 48.2   2.8 0846 47.7   2.2 84 95   0 57   6 4.5 21.4   7.9 0128 1.20 13.33 0.017   0.000 0   0 0
Windsor-SE (Silk Rd) 12/25/25 59.4   2.9 1318 48.4   3.1 2359 48.2   2.2 84 96   0 63   9 5.7 24.3   1.3 0117 1.14 8.53 0.034   0.018 110   83 0
Fulton-NW (Ranch 5) 12/25/25 58.7   2.4 1419 48.5   2.3 0841 48.4   2.2 85 98   1 61   4 7.9 28.4   0.2 0118 1.21 13.33 0.040   0.013 114   66 0
Windsor-South (Laughlin Rd) 12/25/25 58.7   2.6 1359 48.4   2.5 2339 47.5   2.1 82 92   1 62   6 - - - 1.07 12.82 - - -
Fulton-SE (Barnes Rd) 12/25/25 58.4   3.2 1330 48.5   2.3 0833 48.3   2.4 84 94   0 63   4 6.6 29.2   0.6 0155 1.63 13.08 - - -
Fulton-SW (Ranch 21) 12/25/25 58.6   2.1 1320 48.2   2.1 0823 47.8   2.4 84 93   0 63   5 8.7 33.0   0.7 2103 1.09 12.94 0.041   0.017 131   77 -
Santa Rosa-NW (Goldfields) 12/24/25 62.2 1423 51.0 0829 49.1 76 100 56 6.5 27.4 2348 4.03 12.53 0.094 317 -
Goldfields Remote 12/24/25 61.6   2.9 0327 51.1   4.0 0837 - - - - - - - - - - - 0
NW Santa Rosa (Piner Road) 12/25/25 58.7   2.9 1415 48.2   2.6 0821 50.6   2.4 92 100   0 68   4 6.0 32.6   8.2 0755 1.04 11.17 - - -
River Rd South (Denner Ranch) 12/25/25 58.4   3.7 1352 48.7   2.0 1810 48.5   3.1 84 100   0 63   4 12.3 47.8   1.1 0116 - - - - -
West Santa Rosa (LOV Vineyard) 12/25/25 58.6   3.6 1312 48.6   2.6 2340 47.9   2.5 83 95   0 60   5 5.6 31.4   6.8 0754 0.47 10.90 0.021   0.006 0   0 0
Guerneville Rd (Prokopakis) 12/25/25 58.4   4.2 1355 49.3   2.5 1814 48.4   2.3 83 95   2 64   5 - - - 0.67 12.19 - - -
Guerneville Rd West (Balletto) 12/25/25 58.4   4.3 1354 49.3   2.5 1810 49.3   2.6 86 97   0 68   5 7.9 30.0   1.5 0754 1.18 11.82 - - -
Sanchietti Ranch 12/25/25 59.4   3.8 1316 49.7   2.6 0810 50.5   2.8 - 96   0 72   1 9.0 39.8   2.1 0111 1.39 13.03 - - -
Occidental Rd (Sebastopol) 12/25/25 59.3   17.2 1315 47.9   0.6 2331 52.8   2.8 100 100   0 100   44 6.4 34.4   9.7 0750 0.04 6.45 - - -
Lower Westside Rd (Ranch 12) 12/25/25 58.6   6.8 1324 48.6   2.2 2238 48.0   2.1 84 95   0 62   14 3.9 20.0   2.5 0059 0.97 15.05 - - 0
Guerneville (Laughlin Rd) 12/25/25 58.8   2.9 1140 48.0   1.8 0001 48.4   3.2 84 96   2 62   1 4.2 33.9   8.8 0200 1.88 21.57 - - -
Korbel (Winery) 12/25/25 58.0   3.6 1150 48.8   1.7 0822 47.9   3.2 81 95   1 63   2 4.3 33.0   2.0 1738 1.44 19.38 - - -
Forestville (Shone Farms) 12/25/25 59.6   3.8 1332 47.8   1.3 1802 47.9   2.7 82 94   2 63   3 6.5 36.7   0.0 0102 1.18 16.64 0.040   0.010 111   65 0
Forestville-NE (Ranch 30) 12/25/25 58.4   4.0 1312 48.1   1.9 1826 48.8   2.9 87 96   2 69   3 7.6 38.6   3.6 0122 1.04 15.15 0.034   0.013 115   67 -
Green Valley Vineyard 12/25/25 57.6   4.1 0014 48.0   2.1 1817 47.6   2.9 83 94   2 65   1 6.9 34.2   5.7 0128 1.09 18.44 0.022   0.007 0   0 -
Green Valley (Sanchietti) 12/25/25 59.3   3.9 1314 49.2   2.4 1801 - - - - - - - - - - - -
Keefer Ranch (Green Valley) 12/25/25 57.9   4.7 1313 49.2   1.1 1811 49.4   2.9 85 94   3 72   1 - - - 1.09 16.41 - - -
Graton-South (Mill Station Rd) 12/25/25 57.2   3.6 0004 48.6   7.4 1804 48.1   3.1 86 93   6 73   2 4.7 21.5   1.0 0022 0.97 14.81 - - 0
Occidental (Horseshoe Bend) 12/25/25 56.1   3.1 1325 46.5   2.3 1800 47.7   3.2 - 98   2 70   3 - - - 0.20 13.73 - - -
Sexton Valley (Jacqueline's Blk) 12/25/25 58.7   3.5 1352 49.2   1.3 0841 49.5   2.8 86 96   0 68   1 2.8 22.8   4.1 0102 0.00 7.00 - - -
Sebastopol Hills (Burnside Rd) 12/25/25 57.2   3.7 1349 47.4   3.2 0801 48.8   2.9 88 99   0 72   1 7.0 33.8   1.0 0050 1.12 15.29 - - -
Seaview/Fort Ross (Hirsch) 12/25/25 50.9   3.4 0019 42.0   2.8 1040 45.5   2.4 96 97   0 79   8 6.2 41.2   1.8 0021 0.92 27.43 0.011   0.031 42   161 -
Max   59.6 - 49.7 - 52.8 100 100 100 12.3 47.8 - 1.88 27.43 0.041 131 -
Avg   - - - - 48.5 86 - - 6.4 - - - - - - -
Min   50.9 - 42.0 - 45.5 81 85 57 2.8 20.0 - 0.00 6.45 0.011 0 -

Sonoma County-South Daily Obs

20 Stations

Daily Data | America/Los_Angeles
as of 12/26/25 5:07 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 12/25/25 54.3   2.9 1334 44.0   4.2 0828 46.1   2.4 97   0 70   8 4.2   0.1 29.4   1.1 0225 SSE | 159 0.00 5.41 0.027   0.016 106   69 -
Lower Bennett Valley 12/25/25 55.5   4.1 0017 47.6   2.3 0901 47.6   2.9 94   2 70   10 6.9   0.8 33.3   5.4 0020 S | 189 1.14 13.37 0.032   0.014 82   78 0   0
Kenwood (Wildwood) 12/25/25 55.2   4.4 0022 48.0   3.0 0909 47.7   3.2 98   2 68   7 6.8   2.1 31.4   8.3 0141 SSW | 192 1.41 14.99 0.032   0.010 101   66 -
Sonoma Valley (Bedrock) 12/25/25 56.0   3.4 1319 44.6   6.8 2319 46.7   2.8 95   0 64   7 - - - - 0.05 8.81 - - -
Sonoma-West (Arnold) 12/25/25 59.8   2.0 1313 47.5   5.0 2311 48.1   3.3 94   0 61   3 5.6   1.1 27.3   2.1 0917 SSW | 194 1.73 9.56 0.041   0.010 146   51 -
Sonoma Valley HS 12/25/25 58.6   2.2 1314 44.8   7.8 2359 50.2   3.3 100   0 73   7 3.9   0.2 13.1   1.7 2129 SSW | 211 0.02 4.76 0.031   0.011 128   48 -
Sonoma East (Bundschu01) 12/25/25 59.4   1.2 1102 44.4   7.8 2359 48.2   3.1 94   1 65   5 7.2   1.1 33.5   9.2 0117 SE | 140 0.00 0.13 0.043   0.006 140   30 -
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) 12/25/25 59.9   3.4 1059 45.9   7.2 2358 48.4   3.1 92   0 64   7 6.7   1.5 29.9   3.7 1144 SSW | 197 1.12 7.75 - - 0   0
Ricci Vineyards (Carneros) 12/25/25 59.4   2.2 1055 47.1   5.2 2359 48.7   2.9 94   1 64   5 8.8   2.0 32.8   8.9 1130 S | 185 1.59 9.53 0.044   0.008 144   45 -
Carneros (Ranch 71) 12/25/25 58.4   1.9 0926 47.6   4.4 2146 48.5   2.7 100   4 66   6 8.2   1.5 29.1   7.4 2132 W | 259 1.25 8.44 0.040   0.005 137   21 0   0
Carneros Upper (Ranch 81) 12/25/25 58.9   1.3 1046 47.8   4.4 2149 45.9   4.0 - - 15.4   4.8 47.3   12.1 1145 SSW | 211 - - - - -
Carneros Lower (Ranch 81) 12/25/25 60.5   0.4 1034 46.6   4.8 0001 40.4   5.5 100   0 0   0 5.3   1.4 25.6   4.4 1131 SSW | 200 1.01 8.65 0.037   0.006 105   3 -
Rohnert Park-West (Stony Point) 12/25/25 59.4   2.8 1339 48.1   3.8 2106 49.2   2.7 95   2 67   1 8.2   1.3 33.8   3.6 0114 S | 178 0.00 1.57 - - -
Cartograph Wines Base 12/25/25 58.1   5.0 1338 46.9   4.8 2104 49.4   3.2 98   1 71   3 10.0   1.3 39.2   6.4 0049 SE | 144 1.05 12.10 0.045   0.001 173   4 -
Cartograph Wines Remote 12/25/25 59.7   2.9 1245 46.7   3.3 2338 - - - - - - - - - - - -
Rice-Spivak Vineyard 12/25/25 60.2   3.1 1333 47.0   4.2 2100 - - - - - - - - - - - -
Penngrove (Asellus) 12/25/25 59.5   1.0 1356 48.2   3.4 0858 47.6   2.6 93   0 59   2 8.7   0.7 34.7   6.0 0230 SE | 126 0.00 0.10 - - 0   0
Roger's Creek (Ranch 50) 12/25/25 55.6   3.0 1311 46.1   3.9 2152 46.8   3.6 100   0 66   8 7.2   0.7 25.4   1.9 0021 SE | 131 1.12 10.92 0.037   0.007 123   49 0   0
Petaluma (Ranch 10) 12/25/25 59.2   4.1 1344 46.8   4.8 2231 48.5   3.2 95   0 64   7 3.3   0.1 19.3   2.8 0851 W | 260 0.84 7.99 0.032   0.012 116   57 0   0
Max   60.5 - 48.2 - 50.2 100 73 15.4 47.3 - - 1.73 14.99 0.045 173 -
Avg   - - - - 47.5 - - 7.3 - - - - - - - -
Min   54.3 - 44.0 - 40.4 92 0 3.3 13.1 - - 0.00 0.10 0.027 82 -