| Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | RH (%) | 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) | 11/26/25 | 66.3 1.1 | 1349 | 45.8 0.3 | 0254 | 42.3 3.0 | 67 | 86 6 | 45 2 | 1.0 | 5.0 0.2 | 0508 | NNW | 338 | 0.00 | 9.78 | - | - | 0 0 |
| Rockpile Upper (Cooley) | 11/26/25 | 67.6 2.0 | 1452 | 49.2 0.6 | 0235 | 37.0 4.6 | 49 | 66 14 | 28 3 | 3.1 | 12.7 0.4 | 2147 | SSE | 165 | 0.00 | 10.06 | 0.078 0.003 | 296 2 | 0 0 |
| Cloverdale-East (Ranch 83) | 11/26/25 | 66.4 1.0 | 1438 | 33.8 8.7 | 2329 | 14.1 12.4 | - | - | - | 1.2 | 12.8 5.0 | 0555 | N | 2 | 0.00 | 7.67 | 0.055 0.003 | 250 3 | 0 0 |
| Cloverdale-SE (Ranch 38) | 11/26/25 | 64.9 0.9 | 1436 | 37.4 3.8 | 0515 | 43.2 1.2 | 83 | 100 1 | 52 1 | 2.4 | 14.6 2.2 | 0537 | SSW | 202 | 0.00 | 8.24 | 0.055 0.003 | 250 1 | 0 0 |
| Geyserville-North (Hoffman) | 11/26/25 | 61.9 2.1 | 1507 | 34.7 2.9 | 2331 | 41.4 0.6 | 90 | 97 0 | 60 5 | 1.3 | 7.0 1.4 | 1043 | ESE | 110 | 0.00 | 0.00 | 0.045 0.005 | 225 17 | 0 0 |
| Geyserville (Ranch 3) | 11/26/25 | 61.4 2.2 | 1501 | 36.3 2.2 | 0718 | 42.6 0.5 | 94 | 100 0 | 60 4 | 1.1 | 7.3 0.6 | 1209 | E | 101 | 0.00 | 7.59 | 0.040 0.010 | 208 38 | 0 0 |
| Geyserville-East (Ranch 40) | 11/26/25 | 62.4 4.0 | 1527 | 38.0 2.7 | 0400 | 43.7 1.6 | 90 | 100 0 | 53 20 | 3.0 | 8.3 5.6 | 1937 | S | 191 | 0.02 | 7.86 | 0.045 0.007 | 229 41 | 0 0 |
| Geyserville-South (Nervo Station) | 11/26/25 | 62.6 4.0 | 1506 | 37.6 0.2 | 0643 | - | - | - | - | 0.5 | 6.8 1.7 | 1215 | E | 94 | 0.01 | 6.01 | - | - | 0 0 |
| Jimtown-North (Piccolo Ranch 15) | 11/26/25 | 72.0 10.6 | 1537 | 36.6 0.8 | 2125 | 42.6 0.4 | 91 | 100 0 | 36 24 | 0.8 | 4.4 2.2 | 0232 | W | 275 | 0.01 | 7.74 | 0.030 0.010 | 156 43 | 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) | 11/26/25 | 63.9 4.4 | 1509 | 35.0 0.3 | 2247 | 43.4 0.1 | 93 | 100 0 | 52 14 | 1.4 | 5.8 3.0 | 1127 | SSW | 192 | 0.00 | 8.27 | 0.031 0.013 | 150 64 | 0 0 |
| N Chalk Hill Rd (Ranch 63) | 11/26/25 | 61.9 3.5 | 1524 | 36.6 2.4 | 2236 | 43.0 0.3 | 93 | 100 0 | 56 12 | 1.2 | 5.0 5.0 | 0903 | NNW | 342 | 0.01 | 8.29 | 0.029 0.013 | 143 60 | - |
| Knights Valley (Bavarian Lion) | 11/26/25 | 63.1 0.3 | 1558 | 36.4 1.5 | 2101 | 43.4 0.7 | 91 | 98 0 | 51 7 | 1.6 | 7.5 2.0 | 1205 | NW | 308 | 0.01 | 8.51 | 0.040 0.005 | 204 19 | - |
| Upper Dry Creek Valley | 11/26/25 | 63.4 3.6 | 1431 | 35.6 0.4 | 2334 | 42.1 1.9 | 86 | 98 0 | 47 17 | 1.0 | 6.8 3.4 | 1219 | ESE | 117 | 0.00 | 8.13 | 0.053 0.001 | 242 16 | - |
| Lower Dry Creek Valley | 11/26/25 | 62.5 4.5 | 1507 | 36.1 2.0 | 2231 | 43.2 1.8 | 91 | 100 0 | 51 16 | 1.9 | 7.8 3.5 | 1213 | E | 94 | 0.00 | 8.42 | 0.047 0.008 | 219 23 | 0 0 |
| Max | 72.0 | - | 49.2 | - | 43.7 | 94 | 100 | 60 | 3.1 | 14.6 | - | - | 0.02 | 10.06 | 0.078 | 296 | - | |
| Avg | - | - | - | - | 40.2 | 85 | - | - | 1.5 | - | - | - | - | - | - | - | - | |
| Min | 61.4 | - | 33.8 | - | 14.1 | 49 | 66 | 28 | 0.5 | 4.4 | - | - | 0.00 | 0.00 | 0.029 | 143 | - |
| Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | RH (%) | 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) | 11/26/25 | 62.7 4.9 | 1517 | 37.6 1.1 | 2359 | - | - | 100 0 | 56 15 | 0.1 | 6.5 2.8 | 1242 | 0.00 | 2.29 | - | - | 0 |
| Windsor-NW (Ranch 8) | 11/26/25 | 66.5 6.4 | 1421 | 39.6 1.3 | 2332 | 42.4 0.5 | 82 | 87 1 | 56 18 | 1.1 | 5.7 3.9 | 0407 | 0.00 | 8.67 | 0.038 0.003 | 186 13 | - |
| Windsor-East (Ranch 16) | 11/26/25 | 64.0 10.9 | 1547 | 35.2 3.5 | 2324 | 43.8 1.0 | 93 | 100 0 | 52 32 | 1.0 | 5.3 2.2 | 1249 | 0.00 | 6.47 | 0.034 0.013 | 165 60 | 0 |
| Mark West-North (Ranch 14) | 11/26/25 | 62.8 10.5 | 1507 | 36.4 4.1 | 2333 | 44.0 1.2 | 92 | 99 0 | 54 31 | 0.5 | 5.2 1.6 | 0501 | 0.00 | 7.47 | 0.002 0.000 | 0 0 | 0 |
| Windsor-SE (Silk Rd) | 11/26/25 | 62.4 6.5 | 1515 | 35.7 6.0 | 2354 | 43.7 1.9 | 93 | 100 0 | 58 16 | 1.1 | 5.8 3.3 | 0408 | 0.00 | 1.81 | 0.033 0.003 | 163 12 | 0 |
| Fulton-NW (Ranch 5) | 11/26/25 | 59.7 7.7 | 1557 | 36.3 5.3 | 2326 | 0.7 9.1 | 39 | 100 0 | 3 0 | 0.9 | 5.9 0.7 | 0449 | 0.00 | 7.55 | 0.038 0.007 | 130 28 | 0 |
| Windsor-South (Laughlin Rd) | 11/26/25 | 62.0 6.3 | 1511 | 36.5 5.0 | 2350 | -11.0 15.3 | 39 | 100 0 | 0 0 | - | - | - | 0.00 | 7.04 | - | - | - |
| Fulton-SE (Barnes Rd) | 11/26/25 | 59.3 6.5 | 1553 | 38.0 2.8 | 2231 | 44.7 0.6 | 92 | 98 0 | 65 21 | 1.1 | 6.1 0.9 | 1338 | 0.00 | 7.07 | - | - | - |
| Fulton-SW (Ranch 21) | 11/26/25 | 60.0 7.4 | 1534 | 37.2 5.0 | 2216 | -20.6 16.7 | 35 | 100 0 | 0 0 | 1.1 | 6.1 0.9 | 0451 | 0.00 | 7.39 | 0.047 0.015 | 177 60 | - |
| Santa Rosa-NW (Goldfields) | 11/26/25 | 62.9 6.8 | 1426 | 37.3 5.5 | 2259 | 45.2 1.3 | 92 | 100 0 | 57 22 | 1.2 | 7.3 0.1 | 0453 | 0.00 | 7.70 | 0.026 0.007 | 124 32 | - |
| Goldfields Remote | 11/26/25 | 60.2 6.5 | 1513 | 37.2 5.6 | 2157 | - | - | - | - | - | - | - | - | - | - | - | 0 |
| NW Santa Rosa (Piner Road) | 11/26/25 | 59.7 7.2 | 1505 | 36.4 6.6 | 2258 | 45.8 1.0 | 97 | 100 0 | 71 28 | 0.6 | 4.1 1.6 | 0524 | 0.01 | 5.98 | - | - | - |
| River Rd South (Denner Ranch) | 11/26/25 | 61.9 6.9 | 1433 | 36.7 5.5 | 2345 | 45.5 1.3 | 93 | 100 0 | 61 25 | 1.7 | 5.9 3.5 | 0430 | - | - | - | - | - |
| West Santa Rosa (LOV Vineyard) | 11/26/25 | 61.8 6.7 | 1447 | 37.6 5.3 | 2320 | 45.2 1.2 | 93 | 100 0 | 61 21 | 1.0 | 6.1 1.1 | 1228 | 0.01 | 8.08 | 0.003 0.002 | 0 0 | 0 |
| Guerneville Rd (Prokopakis) | 11/26/25 | 62.0 7.7 | 1446 | 37.7 5.5 | 2340 | 45.5 1.4 | 92 | 99 0 | 60 23 | - | - | - | 0.00 | 7.11 | - | - | - |
| Guerneville Rd West (Balletto) | 11/26/25 | 59.9 6.4 | 1453 | 34.8 8.5 | 2316 | 44.8 1.8 | 94 | 100 0 | 70 19 | 1.1 | 5.3 1.1 | 0442 | 0.00 | 5.79 | - | - | - |
| Sanchietti Ranch | 11/26/25 | 59.3 4.0 | 1523 | 37.5 5.3 | 2301 | 46.8 1.0 | - | 100 0 | 77 12 | 1.5 | 7.4 0.9 | 1227 | 0.00 | 6.96 | - | - | - |
| Occidental Rd (Sebastopol) | 11/26/25 | 60.7 6.0 | 1452 | 36.4 6.5 | 2323 | 46.4 0.4 | 97 | 100 0 | 72 8 | 1.2 | 6.6 1.3 | 1240 | 0.00 | 5.78 | - | - | - |
| Lower Westside Rd (Ranch 12) | 11/26/25 | 63.7 5.7 | 1445 | 36.8 5.2 | 2351 | 44.0 1.9 | 91 | 100 0 | 52 20 | 1.2 | 9.8 0.7 | 1237 | 0.00 | 8.39 | - | - | 0 |
| Guerneville (Laughlin Rd) | 11/26/25 | 56.9 0.6 | 1402 | 43.2 2.0 | 1758 | 45.5 1.7 | 94 | 98 1 | 69 8 | 1.1 | 5.6 0.7 | 0705 | 0.00 | 9.24 | - | - | - |
| Korbel (Winery) | 11/26/25 | 59.5 2.8 | 1442 | 43.5 1.7 | 0741 | 45.6 2.0 | 93 | 100 0 | 65 12 | 0.2 | 4.6 0.6 | 1207 | 0.00 | 9.41 | - | - | - |
| Forestville (Shone Farms) | 11/26/25 | 62.7 5.7 | 1509 | 37.4 3.8 | 2330 | 44.6 1.1 | 91 | 99 0 | 61 16 | 1.7 | 7.3 1.2 | 0447 | 0.01 | 9.04 | 0.039 0.011 | 191 54 | 0 |
| Forestville-NE (Ranch 30) | 11/26/25 | 64.6 7.1 | 1452 | 38.1 3.5 | 2240 | 44.5 1.5 | 94 | 100 0 | 60 18 | 1.7 | 9.4 0.2 | 1036 | 0.00 | 8.53 | 0.038 0.009 | 191 41 | - |
| Green Valley Vineyard | 11/26/25 | 60.4 6.6 | 1521 | 39.0 3.5 | 2354 | 44.8 1.1 | 92 | 99 0 | 63 20 | 1.5 | 6.6 0.7 | 1113 | 0.01 | 9.79 | 0.032 0.025 | 154 132 | - |
| Green Valley (Sanchietti) | 11/26/25 | 63.0 7.9 | 1449 | 36.7 6.9 | 2332 | - | - | - | - | - | - | - | - | - | - | - | - |
| Keefer Ranch (Green Valley) | 11/26/25 | 61.3 6.0 | 1547 | 36.1 7.7 | 2351 | 45.0 1.9 | 94 | 100 0 | 68 18 | - | - | - | 0.00 | 8.52 | - | - | - |
| Graton-South (Mill Station Rd) | 11/26/25 | 61.7 9.5 | 1503 | 35.9 7.4 | 2319 | 44.9 2.4 | 93 | 100 0 | 62 31 | 0.1 | 4.2 1.2 | 1211 | 0.00 | 8.31 | - | - | 0 |
| Occidental (Horseshoe Bend) | 11/26/25 | 58.7 5.1 | 1517 | 42.6 0.5 | 0649 | 45.7 1.1 | - | 100 0 | 67 16 | - | - | - | 0.00 | 8.37 | - | - | - |
| Sexton Valley (Jacqueline's Blk) | 11/26/25 | 58.8 5.9 | 1513 | 37.0 6.9 | 2256 | 45.0 2.2 | 94 | 100 0 | 72 20 | 1.4 | 8.0 2.3 | 1226 | 0.01 | 6.94 | - | - | - |
| Sebastopol Hills (Burnside Rd) | 11/26/25 | 58.6 6.6 | 1523 | 43.4 2.0 | 2256 | 46.4 0.3 | 96 | 100 0 | 74 26 | 0.5 | 6.4 0.5 | 1045 | 0.00 | 7.39 | - | - | - |
| Seaview/Fort Ross (Hirsch) | 11/26/25 | 66.4 5.9 | 1218 | 50.6 2.5 | 0434 | 39.3 5.3 | 52 | 75 11 | 16 13 | 1.9 | 7.3 0.1 | 0935 | 0.00 | 13.06 | 0.069 0.008 | 270 3 | - |
| Max | 66.5 | - | 50.6 | - | 46.8 | 97 | 100 | 77 | 1.9 | 9.8 | - | 0.01 | 13.06 | 0.069 | 270 | - | |
| Avg | - | - | - | - | 38.9 | 85 | - | - | 1.1 | - | - | - | - | - | - | - | |
| Min | 56.9 | - | 34.8 | - | -20.6 | 35 | 75 | 0 | 0.1 | 4.1 | - | 0.00 | 1.81 | 0.002 | 0 | - |
| Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | 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 | 11/26/25 | 61.7 12.5 | 1533 | 37.3 4.4 | 0528 | 43.8 0.6 | 98 0 | 61 31 | 1.2 0.1 | 5.3 1.5 | 1501 | S | 174 | 0.01 | 5.37 | 0.047 0.021 | 229 88 | - |
| Lower Bennett Valley | 11/26/25 | 60.6 7.5 | 1449 | 34.2 1.2 | 2220 | 43.6 0.1 | 100 0 | 68 22 | 1.5 0.5 | 7.0 1.3 | 1322 | NW | 308 | 0.01 | 6.48 | 0.041 0.021 | 198 100 | 0 0 |
| Kenwood (Wildwood) | 11/26/25 | 60.2 9.4 | 1256 | 38.2 2.0 | 2036 | 45.1 0.7 | 100 0 | 64 31 | 1.5 0.5 | 7.2 1.9 | 1258 | S | 190 | 0.01 | 6.80 | 0.047 0.031 | 221 143 | - |
| Sonoma Valley (Bedrock) | 11/26/25 | 57.2 1.3 | 1433 | 37.8 1.1 | 2049 | 43.4 1.0 | 99 0 | 65 10 | - | - | - | - | 0.00 | 6.71 | - | - | - |
| Sonoma-West (Arnold) | 11/26/25 | 58.8 2.0 | 1329 | 37.8 0.6 | 2044 | 43.9 1.9 | 100 0 | 63 3 | 1.3 0.2 | 8.4 2.3 | 1220 | S | 190 | 0.01 | 4.40 | 0.062 0.032 | 292 142 | - |
| Sonoma Valley HS | 11/26/25 | 57.6 1.2 | 1329 | 40.0 0.6 | 2054 | 45.1 1.3 | 100 0 | 72 5 | 0.9 0.2 | 6.1 1.1 | 1531 | SSW | 196 | 0.00 | 4.59 | 0.049 0.021 | 247 108 | - |
| Sonoma East (Bundschu01) | 11/26/25 | 59.0 1.3 | 1346 | 37.0 0.7 | 2109 | 42.8 1.6 | 98 0 | 63 5 | 1.5 0.1 | 10.5 3.3 | 1220 | S | 191 | 0.00 | 0.13 | 0.055 0.017 | 268 84 | - |
| Schellville (Sasaki) | 11/26/25 | 58.0 2.5 | 1338 | 38.2 0.8 | 2116 | 42.8 2.3 | 98 1 | 65 2 | 1.4 0.6 | 11.1 4.4 | 1254 | ENE | 75 | 0.00 | 4.40 | - | - | 0 0 |
| Sonoma-SE (Napoli) | 11/26/25 | 58.9 2.1 | 1330 | 37.5 0.8 | 2055 | 42.7 1.8 | 97 0 | 62 1 | 1.4 0.6 | 10.8 4.4 | 1223 | SW | 217 | 0.01 | 4.46 | - | - | 0 0 |
| Ricci Vineyards (Carneros) | 11/26/25 | 57.4 2.2 | 1424 | 36.2 1.8 | 2033 | 41.9 3.0 | 98 0 | 66 0 | 2.7 1.0 | 13.0 5.6 | 1204 | SE | 139 | 0.01 | 4.89 | 0.055 0.022 | 274 120 | - |
| Carneros (Ranch 71) | 11/26/25 | 56.2 2.4 | 1415 | 40.3 2.4 | 0722 | 43.9 3.0 | 100 0 | 67 3 | 3.1 1.2 | 12.6 3.1 | 0945 | E | 84 | 0.00 | 4.47 | 0.052 0.023 | 268 122 | 0 0 |
| Carneros Upper (Ranch 81) | 11/26/25 | 58.1 0.1 | 1226 | 42.8 2.3 | 2051 | 6.7 13.2 | - | - | 3.9 1.7 | 12.7 3.9 | 1326 | ESE | 114 | - | - | - | - | - |
| Carneros Lower (Ranch 81) | 11/26/25 | 56.6 2.3 | 1222 | 32.7 6.6 | 0714 | 41.0 4.6 | 100 0 | 68 4 | 1.5 0.5 | 10.6 2.8 | 1338 | S | 172 | 0.01 | 4.76 | 0.044 0.015 | 204 80 | - |
| Rohnert Park-West (Stony Point) | 11/26/25 | 59.5 3.1 | 1516 | 38.4 3.6 | 2205 | 46.2 1.3 | 99 1 | 71 11 | 1.9 0.7 | 10.2 2.1 | 0839 | E | 87 | 0.01 | 1.55 | - | - | - |
| Cartograph Wines Base | 11/26/25 | 58.6 1.3 | 1452 | 44.6 0.7 | 2253 | 47.2 1.0 | 100 0 | 75 8 | 3.4 1.8 | 11.2 4.7 | 2044 | SE | 125 | 0.01 | 6.66 | 0.042 0.024 | 225 130 | - |
| Cartograph Wines Remote | 11/26/25 | 56.2 1.2 | 1242 | 43.6 1.7 | 2100 | - | - | - | - | - | - | - | - | - | - | - | - |
| Rice-Spivak Vineyard | 11/26/25 | 61.4 2.7 | 1448 | 42.6 4.4 | 2217 | - | - | - | - | - | - | - | - | - | - | - | - |
| Penngrove (Asellus) | 11/26/25 | 59.0 1.7 | 1425 | 37.2 1.7 | 2034 | 44.4 0.9 | 99 0 | 63 12 | 2.5 0.3 | 13.4 4.2 | 1123 | SE | 124 | 0.00 | 0.10 | - | - | 0 0 |
| Roger's Creek (Ranch 50) | 11/26/25 | 55.2 0.5 | 1511 | 42.1 1.2 | 0702 | 44.5 2.5 | 100 0 | 70 12 | 4.5 1.1 | 13.8 4.2 | 1145 | ESE | 112 | 0.01 | 5.78 | 0.044 0.023 | 241 130 | 0 0 |
| Petaluma (Ranch 10) | 11/26/25 | 60.6 0.2 | 1322 | 35.7 2.5 | 0617 | 42.9 3.2 | 100 0 | 60 6 | 1.7 0.6 | 7.7 2.6 | 1017 | SE | 126 | 0.00 | 4.29 | 0.047 0.024 | 217 111 | 0 0 |
| Max | 61.7 | - | 44.6 | - | 47.2 | 100 | 75 | 4.5 | 13.8 | - | - | 0.01 | 6.80 | 0.062 | 292 | - | |
| Avg | - | - | - | - | 41.8 | - | - | 2.1 | - | - | - | - | - | - | - | - | |
| Min | 55.2 | - | 32.7 | - | 6.7 | 97 | 60 | 0.9 | 5.3 | - | - | 0.00 | 0.10 | 0.041 | 198 | - |