| 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) | 2/12/26 | 63.1 7.8 | 1251 | 45.2 2.8 | 2345 | 43.6 3.6 | 74 | 95 5 | 42 28 | 3.9 | 19.7 0.2 | 1654 | W | 277 | 0.01 | 29.79 | - | - | 0 0 |
| Rockpile Upper (Cooley) | 2/12/26 | 59.6 7.7 | 1456 | 42.8 2.1 | 2355 | 42.6 3.5 | 80 | 100 0 | 47 33 | 7.4 | 26.7 4.2 | 1703 | NW | 312 | 0.00 | 30.50 | 0.085 0.065 | 350 252 | 0 0 |
| Cloverdale-East (Ranch 83) | 2/12/26 | 66.6 4.7 | 1527 | 42.8 6.0 | 0631 | 45.4 3.0 | - | - | - | 4.0 | 14.4 7.1 | 0839 | N | 3 | 0.00 | 25.74 | 0.089 0.045 | 334 189 | 0 0 |
| Cloverdale-SE (Ranch 38) | 2/12/26 | 65.7 5.8 | 1451 | 45.4 5.2 | 0610 | 45.9 2.8 | 76 | 92 4 | 45 20 | 5.9 | 16.2 8.2 | 0910 | NE | 36 | 0.00 | 27.24 | 0.092 0.050 | 333 186 | 0 0 |
| Geyserville-North (Hoffman) | 2/12/26 | 67.5 5.3 | 1453 | 38.6 10.3 | 0658 | 45.7 4.1 | 77 | 97 1 | 42 20 | 2.7 | 11.2 8.4 | 1544 | W | 277 | 0.00 | 25.50 | 0.080 0.044 | 294 191 | 0 0 |
| Geyserville (Ranch 3) | 2/12/26 | 66.9 5.4 | 1515 | 40.0 9.2 | 0704 | 45.7 4.8 | 77 | 100 0 | 39 19 | 3.2 | 12.5 6.3 | 1315 | WSW | 238 | 0.00 | 26.09 | 0.082 0.046 | 309 193 | 0 0 |
| Geyserville-East (Ranch 40) | 2/12/26 | 68.2 8.8 | 1347 | 45.0 2.9 | 0732 | 46.2 2.1 | 74 | 96 1 | 44 23 | 4.5 | 16.3 13.4 | 1750 | WNW | 303 | 0.00 | 26.47 | 0.091 0.043 | 336 202 | 0 0 |
| Geyserville-South (Nervo Station) | 2/12/26 | 67.3 6.7 | 1336 | 43.8 5.7 | 0634 | - | - | - | - | 2.4 | 16.2 3.7 | 1435 | W | 276 | 0.00 | 20.08 | - | - | 0 0 |
| Jimtown-North (Piccolo Ranch 15) | 2/12/26 | 67.9 4.5 | 1606 | 38.0 13.3 | 0727 | 43.6 4.3 | 75 | 100 13 | 36 18 | 1.7 | 10.8 10.5 | 1816 | WNW | 291 | 0.00 | 24.21 | 0.075 0.025 | 297 167 | 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) | 2/12/26 | 68.9 7.2 | 1432 | 38.4 10.6 | 0728 | 44.2 5.6 | 81 | 100 4 | 40 21 | 1.8 | 9.8 9.1 | 1335 | W | 269 | 0.00 | 23.28 | 0.077 0.034 | 300 186 | 0 0 |
| N Chalk Hill Rd (Ranch 63) | 2/12/26 | 66.4 6.5 | 1559 | 38.2 12.6 | 0722 | 43.5 5.3 | 79 | 100 9 | 41 22 | 1.7 | 9.5 14.2 | 1321 | WNW | 287 | 0.00 | 24.61 | 0.076 0.036 | 296 197 | 0 0 |
| Knights Valley (Bavarian Lion) | 2/12/26 | 66.8 7.1 | 1404 | 35.8 12.7 | 0636 | 42.3 6.2 | 80 | 98 5 | 37 27 | 2.2 | 10.4 8.1 | 1326 | W | 276 | 0.00 | 23.30 | 0.084 0.042 | 336 213 | - |
| Upper Dry Creek Valley | 2/11/26 | 59.8 0.2 | 1310 | 49.1 13.2 | 0016 | 50.4 6.6 | 92 | 98 0 | 63 19 | 2.4 | 15.7 6.0 | 1313 | E | 85 | 0.62 | 28.48 | 0.029 0.003 | 100 3 | - |
| Lower Dry Creek Valley | 2/12/26 | 68.8 9.2 | 1514 | 41.2 8.2 | 0704 | 46.2 4.8 | 78 | 100 0 | 35 29 | 2.6 | 12.6 3.6 | 2034 | WNW | 303 | 0.00 | 27.88 | 0.080 0.055 | 319 237 | 0 0 |
| Max | 68.9 | - | 45.4 | - | 46.2 | 81 | 100 | 47 | 7.4 | 26.7 | - | - | 0.01 | 30.50 | 0.092 | 350 | - | |
| Avg | - | - | - | - | 44.6 | 77 | - | - | 3.4 | - | - | - | - | - | - | - | - | |
| Min | 59.6 | - | 35.8 | - | 42.3 | 74 | 92 | 35 | 1.7 | 9.5 | - | - | 0.00 | 20.08 | 0.075 | 294 | - |
| 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) | 2/11/26 | 61.5 0.6 | 1136 | 49.6 13.4 | 0010 | - | - | 95 5 | 60 9 | 3.9 | 21.6 12.3 | 0227 | 0.18 | 19.98 | - | - | 0 |
| Windsor-NW (Ranch 8) | 2/12/26 | 70.1 9.0 | 1451 | 45.7 4.4 | 0734 | 46.8 2.0 | 75 | 86 2 | 45 25 | 2.0 | 9.7 9.4 | 1628 | 0.00 | 24.12 | 0.085 0.044 | 336 217 | 0 |
| Windsor-East (Ranch 16) | 2/12/26 | 68.3 7.8 | 1400 | 41.3 9.0 | 0720 | 45.2 3.4 | 75 | 100 10 | 42 19 | 2.8 | 11.4 9.7 | 0121 | 0.00 | 17.67 | 0.080 0.033 | 303 194 | 0 |
| Mark West-North (Ranch 14) | 2/12/26 | 68.7 7.6 | 1502 | 42.6 9.1 | 0646 | 44.9 3.8 | 76 | 97 7 | 37 22 | 1.2 | 9.1 6.5 | 1037 | 0.00 | 19.40 | 0.013 0.007 | 0 0 | 0 |
| Windsor-SE (Silk Rd) | 2/12/26 | 66.6 6.4 | 1512 | 40.4 9.0 | 2342 | 45.5 4.3 | 80 | 98 5 | 42 21 | 1.9 | 11.5 3.8 | 1226 | 0.00 | 15.93 | 0.088 0.052 | 352 250 | 0 |
| Fulton-NW (Ranch 5) | 2/12/26 | 66.3 6.1 | 1426 | 41.7 10.2 | 2336 | 45.3 4.3 | 78 | 100 8 | 3 60 | 2.2 | 10.3 9.3 | 1211 | 0.00 | 19.45 | 0.091 0.047 | 365 245 | 0 |
| Windsor-South (Laughlin Rd) | 2/12/26 | 68.1 7.9 | 1549 | 44.0 7.0 | 2359 | 45.9 3.2 | 76 | 94 4 | 40 25 | - | - | - | 0.00 | 19.41 | - | - | - |
| Fulton-SE (Barnes Rd) | 2/12/26 | 68.2 7.6 | 1442 | 41.8 10.8 | 0715 | 45.9 3.6 | 79 | 96 8 | 43 21 | 0.6 | 13.1 9.4 | 1336 | 0.00 | 18.56 | - | - | - |
| Fulton-SW (Ranch 21) | 2/12/26 | 65.8 5.8 | 1442 | 41.9 9.2 | 2353 | 43.2 5.9 | 77 | 100 9 | 0 65 | 2.7 | 12.3 6.6 | 1609 | 0.00 | 18.95 | 0.093 0.048 | 374 252 | - |
| Santa Rosa-NW (Goldfields) | 2/12/26 | 70.2 10.3 | 1416 | 41.8 9.7 | 2357 | 45.6 3.8 | 76 | 97 4 | 38 25 | 2.9 | 15.3 3.3 | 1214 | 0.00 | 19.93 | 0.085 0.041 | 313 216 | - |
| Goldfields Remote | 2/12/26 | 67.5 7.6 | 1420 | 40.1 11.5 | 2350 | - | - | - | - | - | - | - | - | - | - | - | 0 |
| NW Santa Rosa (Piner Road) | 2/12/26 | 66.9 7.9 | 1452 | 41.1 9.5 | 2359 | 47.8 4.2 | 86 | 100 0 | 48 22 | 1.6 | 10.6 8.2 | 1452 | 0.00 | 17.18 | - | - | 0 |
| River Rd South (Denner Ranch) | 2/12/26 | 68.2 8.9 | 1400 | 41.4 9.2 | 2359 | 47.3 4.2 | 82 | 100 0 | 41 26 | 3.2 | 13.6 11.6 | 1601 | - | - | - | - | 0 |
| West Santa Rosa (LOV Vineyard) | 2/12/26 | 66.5 6.3 | 1450 | 42.1 8.8 | 2359 | 45.5 3.9 | 78 | 97 3 | 41 20 | 2.1 | 11.1 0.7 | 1027 | 0.00 | 15.80 | 0.021 0.009 | 0 0 | 0 |
| Guerneville Rd (Prokopakis) | 2/12/26 | 65.7 5.9 | 1519 | 43.7 7.5 | 2355 | 46.6 3.2 | 79 | 99 3 | 43 19 | - | - | - | 0.00 | 18.16 | - | - | 0 |
| Guerneville Rd West (Balletto) | 2/12/26 | 66.2 5.9 | 1448 | 41.2 9.9 | 2359 | 47.1 3.8 | 82 | 99 3 | 48 21 | 2.7 | 11.9 7.4 | 1616 | 0.00 | 17.96 | - | - | 0 |
| Sanchietti Ranch | 2/12/26 | 66.6 4.9 | 1521 | 42.7 9.7 | 2359 | 47.9 3.9 | - | 99 5 | 51 21 | 2.7 | 11.4 11.5 | 1625 | 0.00 | 18.80 | - | - | - |
| Occidental Rd (Sebastopol) | 2/12/26 | 67.6 7.1 | 1517 | 41.0 9.2 | 2353 | 51.1 2.8 | 96 | 100 0 | 65 35 | 2.6 | 12.3 10.1 | 1607 | 0.01 | 6.84 | - | - | 0 |
| Lower Westside Rd (Ranch 12) | 2/12/26 | 75.2 12.6 | 1305 | 44.2 5.8 | 2354 | 46.0 3.3 | 74 | 97 2 | 32 26 | 0.7 | 6.4 7.2 | 1014 | 0.00 | 23.44 | - | - | 0 |
| Guerneville (Laughlin Rd) | 2/12/26 | 67.4 8.6 | 1243 | 46.1 3.1 | 2359 | 48.2 2.7 | 87 | 98 0 | 40 38 | 1.1 | 11.5 5.1 | 1357 | 0.00 | 32.22 | - | - | - |
| Korbel (Winery) | 2/12/26 | 66.0 8.0 | 1243 | 46.8 2.9 | 2359 | 48.6 2.2 | 86 | 100 0 | 43 32 | 1.1 | 10.2 8.3 | 1513 | 0.01 | 29.77 | - | - | - |
| Forestville (Shone Farms) | 2/12/26 | 67.0 7.6 | 1427 | 43.5 6.8 | 2341 | 46.8 3.2 | 78 | 97 3 | 43 26 | 2.5 | 10.1 11.3 | 1617 | 0.00 | 24.95 | 0.084 0.054 | 331 257 | 0 |
| Forestville-NE (Ranch 30) | 2/12/26 | 68.1 9.9 | 1504 | 42.3 6.9 | 0732 | 47.9 2.9 | 84 | 100 2 | 47 29 | 1.6 | 10.4 14.7 | 1154 | 0.00 | 23.34 | 0.085 0.059 | 339 256 | - |
| Green Valley Vineyard | 2/12/26 | 65.4 7.2 | 1417 | 43.7 6.4 | 2333 | 46.4 4.0 | 82 | 99 2 | 43 25 | 2.6 | 12.9 6.6 | 1526 | 0.01 | 28.43 | 0.018 0.011 | 0 0 | - |
| Green Valley (Sanchietti) | 2/12/26 | 69.0 9.3 | 1422 | 41.1 7.8 | 2359 | - | - | - | - | - | - | - | - | - | - | - | 0 |
| Keefer Ranch (Green Valley) | 2/12/26 | 65.6 5.8 | 1425 | 39.4 9.6 | 2358 | 46.0 5.3 | 85 | 99 1 | 49 23 | - | - | - | 0.01 | 25.47 | - | - | - |
| Graton-South (Mill Station Rd) | 2/12/26 | 65.9 5.6 | 1405 | 39.2 9.6 | 0719 | 44.8 6.1 | 84 | 100 0 | 42 24 | 0.6 | 8.1 3.0 | 1551 | 0.00 | 22.68 | - | - | 0 |
| Occidental (Horseshoe Bend) | 2/12/26 | 62.8 8.2 | 1353 | 47.5 2.5 | 2237 | 46.5 3.4 | - | 93 4 | 49 32 | - | - | - | 0.01 | 16.20 | - | - | - |
| Sexton Valley (Jacqueline's Blk) | 2/12/26 | 66.0 7.3 | 1441 | 39.7 9.4 | 0747 | 45.3 6.2 | 85 | 100 1 | 47 26 | 1.4 | 11.5 6.0 | 1553 | 0.01 | 8.34 | - | - | 0 |
| Sebastopol Hills (Burnside Rd) | 2/12/26 | 64.2 7.5 | 1424 | 46.7 3.1 | 0224 | 47.5 3.6 | 82 | 97 3 | 51 28 | 2.2 | 11.4 2.1 | 1600 | 0.00 | 22.38 | - | - | 0 |
| Seaview/Fort Ross (Hirsch) | 2/12/26 | 57.7 5.3 | 1437 | 44.9 1.9 | 0548 | 44.8 2.2 | 84 | 95 2 | 60 30 | 3.8 | 15.6 10.0 | 0004 | 0.00 | 38.97 | 0.076 0.050 | 348 225 | - |
| Max | 75.2 | - | 47.5 | - | 51.1 | 96 | 100 | 65 | 3.8 | 15.6 | - | 0.01 | 38.97 | 0.093 | 374 | - | |
| Avg | - | - | - | - | 46.4 | 81 | - | - | 2.0 | - | - | - | - | - | - | - | |
| Min | 57.7 | - | 39.2 | - | 43.2 | 74 | 86 | 0 | 0.6 | 6.4 | - | 0.00 | 6.84 | 0.013 | 0 | - |
| 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 | 2/12/26 | 64.6 7.9 | 1526 | 45.0 2.9 | 0234 | 43.6 2.9 | 94 0 | 41 24 | 2.4 2.6 | 11.3 12.3 | 1028 | S | 169 | 0.00 | 5.41 | 0.080 0.044 | 326 218 | - |
| Lower Bennett Valley | 2/12/26 | 66.0 6.8 | 1321 | 36.2 13.7 | 2359 | 43.7 5.9 | 100 6 | 44 23 | 1.8 3.4 | 10.6 10.0 | 1240 | NW | 320 | 0.00 | 18.09 | 0.075 0.038 | 299 179 | 0 0 |
| Kenwood (Wildwood) | 2/12/26 | 65.8 5.0 | 1418 | 41.5 7.6 | 2236 | 45.1 3.6 | 100 2 | 38 25 | 2.2 4.1 | 9.9 15.1 | 1645 | NNW | 339 | 0.00 | 21.77 | 0.070 0.028 | 268 151 | - |
| Sonoma Valley (Bedrock) | 2/12/26 | 67.0 8.8 | 1325 | 42.9 6.9 | 2339 | 44.2 3.8 | 95 1 | 37 26 | - | - | - | - | 0.00 | 17.73 | - | - | - |
| Sonoma-West (Arnold) | 2/12/26 | 67.8 6.5 | 1459 | 39.6 7.7 | 2345 | 46.1 3.8 | 100 6 | 41 23 | 2.0 3.2 | 14.2 9.1 | 1534 | W | 279 | 0.00 | 14.77 | 0.101 0.060 | 390 259 | - |
| Sonoma Valley HS | 2/12/26 | 67.1 6.6 | 1518 | 42.7 8.9 | 2355 | 48.2 3.3 | 100 0 | 51 16 | 1.3 3.6 | 15.2 1.7 | 1422 | NW | 318 | 0.01 | 5.19 | 0.085 0.048 | 352 224 | - |
| Sonoma East (Bundschu01) | 2/12/26 | 67.0 6.9 | 1348 | 40.7 11.9 | 2326 | 45.5 3.8 | 97 5 | 42 19 | 2.7 6.2 | 14.2 18.8 | 1548 | WSW | 254 | 0.00 | 12.24 | 0.090 0.040 | 348 229 | - |
| 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) | 2/12/26 | 69.5 7.8 | 1446 | 41.5 10.2 | 2351 | 45.4 4.4 | 94 2 | 41 19 | 1.5 4.0 | 13.1 8.4 | 1548 | WSW | 254 | 0.00 | 11.30 | - | - | 0 0 |
| Ricci Vineyards (Carneros) | 2/12/26 | 67.4 6.4 | 1447 | 41.8 8.3 | 2339 | 46.0 3.9 | 96 2 | 46 17 | 3.1 4.9 | 14.9 11.2 | 1624 | W | 270 | 0.00 | 14.40 | 0.091 0.046 | 352 220 | - |
| Carneros (Ranch 71) | 2/12/26 | 66.1 7.4 | 1449 | 47.9 3.8 | 2348 | 46.3 3.2 | 90 5 | 47 17 | 4.4 5.2 | 16.6 16.6 | 1559 | W | 269 | 0.00 | 12.44 | 0.089 0.049 | 319 213 | 0 0 |
| Carneros Upper (Ranch 81) | 2/12/26 | 66.6 5.7 | 1454 | 48.1 2.8 | 2359 | 45.8 0.7 | - | - | 5.3 3.9 | 18.6 16.4 | 1716 | W | 274 | - | - | - | - | 0 0 |
| Carneros Lower (Ranch 81) | 2/12/26 | 68.8 7.4 | 1421 | 43.4 5.2 | 2339 | 45.7 4.4 | 100 0 | 0 63 | 1.5 1.5 | 9.4 7.5 | 1600 | W | 277 | 0.00 | 13.30 | 0.060 0.032 | 217 138 | 0 0 |
| Rohnert Park-West (Stony Point) | 2/12/26 | 65.4 5.6 | 1427 | 39.2 9.9 | 2339 | 45.6 5.5 | 98 2 | 54 19 | 2.2 4.7 | 13.4 17.1 | 1454 | SW | 234 | 0.00 | 2.11 | - | - | - |
| Cartograph Wines Base | 2/12/26 | 63.7 4.4 | 1341 | 45.6 4.5 | 0644 | 48.7 2.8 | 98 0 | 59 18 | 2.8 2.9 | 16.4 4.2 | 1505 | SW | 234 | 0.00 | 18.29 | 0.078 0.042 | 338 189 | - |
| Cartograph Wines Remote | 2/12/26 | 62.9 0.1 | 1130 | 40.5 6.7 | 0739 | - | - | - | - | - | - | - | - | - | - | - | - |
| Rice-Spivak Vineyard | 2/12/26 | 65.5 4.6 | 1336 | 36.1 9.9 | 0714 | - | - | - | - | - | - | - | - | - | - | - | - |
| Penngrove (Asellus) | 2/12/26 | 65.5 6.7 | 1240 | 41.3 11.4 | 0710 | 45.3 3.9 | 98 6 | 48 17 | 2.3 8.7 | 12.0 16.5 | 1450 | SW | 215 | 0.06 | 23.93 | - | - | 0 0 |
| Petaluma (Ranch 10) | 2/12/26 | 67.6 7.1 | 1249 | 40.7 10.0 | 2331 | 45.5 5.2 | 96 2 | 45 24 | 1.8 2.7 | 12.5 1.1 | 1530 | WNW | 296 | 0.00 | 11.92 | 0.075 0.037 | 276 150 | 0 0 |
| Max | 69.5 | - | 48.1 | - | 48.7 | 100 | 59 | 5.3 | 18.6 | - | - | 0.06 | 23.93 | 0.101 | 390 | - | |
| Avg | - | - | - | - | 45.7 | - | - | 2.5 | - | - | - | - | - | - | - | - | |
| Min | 62.9 | - | 36.1 | - | 43.6 | 90 | 0 | 1.3 | 9.4 | - | - | 0.00 | 2.11 | 0.060 | 217 | - |