| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Montesol | 2/9/26 | 62.6 2.5 | 1423 | 35.3 6.0 | 0656 | - | - | - | - | - | - | - | 0.01 | 34.89 | - | - | - |
| Pope Valley (Weeks Lake) | 2/9/26 | 67.5 2.2 | 1338 | 32.2 0.4 | 0716 | 31.0 12.3 | 100 0 | 15 32 | 2.1 | 17.5 0.4 | 1354 | NE | 41 | 0.00 | 17.00 | 0.079 0.015 | 235 16 | 0 0 |
| Whiskey River Winery | 12/13/25 | 52.8 3.6 | 1548 | 37.3 0.3 | 0759 | 36.3 2.0 | 88 11 | 68 4 | 0.0 | 0.0 2.4 | 0001 | SE | 128 | 0.00 | 7.07 | - | - | - |
| Dollarhide Base | 2/9/26 | 68.1 2.8 | 1423 | 38.6 1.3 | 0725 | 33.6 14.4 | 100 0 | 17 37 | 3.9 | 18.9 7.0 | 1305 | NNE | 22 | 0.00 | 14.85 | 0.096 0.015 | 257 35 | - |
| Dollarhide 1AS Remote | 2/9/26 | 69.0 1.0 | 1425 | 31.2 2.5 | 0715 | 35.2 9.3 | 95 0 | 19 35 | 1.9 | 19.1 1.0 | 1440 | NNW | 338 | - | - | - | - | - |
| Dollarhide 17B Remote | 2/9/26 | 70.2 1.2 | 1513 | 35.2 1.2 | 0705 | 35.2 11.5 | 100 0 | 19 36 | - | - | - | - | - | - | - | - | - |
| Dollarhide 18A Remote | 2/9/26 | 69.2 0.5 | 1400 | 30.0 2.4 | 0717 | 35.0 9.4 | 100 0 | 19 34 | - | - | - | - | - | - | - | - | - |
| Angwin | 2/9/26 | 58.8 1.4 | 1414 | 42.2 2.8 | 0250 | 24.1 16.3 | 85 15 | 10 13 | 9.8 | 22.0 2.8 | 1632 | NNW | 340 | 0.00 | 32.20 | 0.087 0.064 | 0 0 | 0 0 |
| Lower Angwin (Pioneer) | 2/9/26 | 62.2 0.3 | 1440 | 40.5 2.2 | 0003 | - | - | - | 5.1 | 16.2 4.3 | 1433 | NNE | 14 | - | - | - | - | - |
| Deer Park | 2/9/26 | 69.0 1.0 | 1358 | 44.4 1.8 | 0534 | 27.8 20.6 | 90 7 | 9 42 | 4.4 | 24.6 7.4 | 1131 | N | 352 | 0.00 | 18.58 | 0.099 0.043 | 180 8 | - |
| Lower Chiles Valley (Brown) | 2/9/26 | 67.9 0.5 | 1440 | 33.2 2.6 | 0608 | 30.8 14.6 | 100 0 | 13 33 | 1.9 | 15.0 2.3 | 1411 | ENE | 76 | 0.00 | 14.48 | 0.077 0.001 | 244 24 | 0 0 |
| Moss Creek Vineyard/Reservior | 2/9/26 | 66.2 7.1 | 1403 | 37.1 0.1 | 0730 | 34.9 10.9 | 100 0 | 17 21 | - | - | - | - | 0.00 | 19.07 | - | - | - |
| Max | 70.2 | - | 44.4 | - | 35.2 | 100 | 19 | 9.8 | 24.6 | - | - | 0.01 | 34.89 | 0.099 | 257 | - | |
| Avg | - | - | - | - | 32.0 | - | - | 4.2 | - | - | - | - | - | - | - | - | |
| Min | 58.8 | - | 30.0 | - | 24.1 | 85 | 9 | 1.9 | 15.0 | - | - | 0.00 | 14.48 | 0.077 | 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Calistoga-North | 2/9/26 | 72.6 0.3 | 1403 | 36.7 3.8 | 0705 | 33.6 15.5 | 100 0 | 14 36 | - | - | - | - | 0.00 | 22.81 | - | - | 0 0 |
| Fotsch (Maple Lane) | 2/9/26 | 71.6 2.2 | 1436 | 35.9 2.9 | 0646 | 32.4 14.8 | 97 0 | 10 37 | 2.8 | 16.8 2.6 | 1551 | NNE | 23 | 0.00 | 20.71 | - | - | - |
| Diamond Mtn (Schramsberg) | 2/9/26 | 66.8 2.3 | 1357 | 45.5 0.4 | 0259 | 26.1 21.7 | 88 12 | 7 44 | - | - | - | - | 0.00 | 20.87 | - | - | - |
| Diamond Mtn (McEachran) | 2/9/26 | 69.6 0.2 | 1418 | 42.6 1.9 | 0617 | 28.0 20.1 | 93 3 | 6 44 | - | - | - | - | - | - | - | - | - |
| St. Helena-North | 2/9/26 | 73.9 4.4 | 1421 | 38.7 1.7 | 0738 | 31.8 15.0 | 100 0 | 11 37 | 1.8 | 14.5 0.9 | 1518 | WNW | 296 | 0.00 | 20.85 | 0.064 0.010 | 178 8 | 0 0 |
| St. Helena (NVV Office) | 2/9/26 | 71.0 1.1 | 1422 | 39.9 0.7 | 0708 | - | - | - | 2.0 | 14.7 3.9 | 1432 | NNE | 25 | 0.00 | 18.28 | - | - | - |
| Tiara Fria (East St. Helena) | 2/9/26 | 70.7 3.4 | 1432 | 38.0 1.7 | 0708 | 34.0 13.1 | 97 0 | 13 42 | 2.7 | 15.9 0.1 | 1447 | NW | 312 | 0.00 | 16.83 | - | - | - |
| Rutherford Hill Estate | 2/9/26 | 72.8 3.7 | 1434 | 46.1 3.6 | 0741 | 31.8 17.6 | 88 12 | 13 41 | 2.0 | 14.5 4.2 | 1522 | W | 275 | 0.00 | 17.09 | 0.072 0.006 | 222 50 | 0 0 |
| Rutherford-North (Mee Ln) | 2/9/26 | 70.3 1.7 | 1415 | 37.5 4.2 | 0709 | 35.0 9.4 | 100 0 | 16 39 | 2.3 | 15.8 2.8 | 1416 | NNW | 331 | 0.00 | 15.43 | 0.069 0.014 | 199 13 | 0 0 |
| Rutherford (STS) | 2/9/26 | 70.0 0.7 | 1408 | 38.5 2.6 | 0616 | 37.6 8.3 | 90 1 | 23 38 | 2.5 | 17.2 1.7 | 1445 | NNE | 27 | 0.00 | 16.15 | 0.079 0.013 | 254 17 | - |
| Oakville-NE (Ranch 88) | 2/9/26 | 70.0 0.6 | 1401 | 40.3 3.9 | 0728 | 35.9 9.4 | 96 1 | 13 38 | 3.2 | 18.3 5.0 | 1417 | NNE | 20 | 0.00 | 16.13 | 0.086 0.017 | 240 43 | 0 0 |
| OV561-East | 2/9/26 | 72.1 0.8 | 1418 | 41.0 3.8 | 0610 | - | - | - | - | - | - | - | - | - | - | - | - |
| Oakville | 2/9/26 | 69.2 1.0 | 1417 | 40.8 3.3 | 0729 | 36.4 9.8 | 98 1 | 15 41 | 3.9 | 17.8 0.4 | 1132 | NNW | 347 | 0.00 | 16.67 | 0.088 0.022 | 250 32 | - |
| OV518-West | 2/9/26 | 69.5 1.7 | 1517 | 42.8 5.0 | 0723 | - | - | - | - | - | - | - | - | - | - | - | - |
| To Kalon Remote (TKKE) | 2/9/26 | 71.0 2.1 | 1409 | 38.3 1.6 | 0523 | - | - | - | - | - | - | - | - | - | - | - | - |
| To Kalon | 2/9/26 | 70.5 3.0 | 1420 | 39.6 2.1 | 0710 | 36.5 10.6 | 98 2 | 16 40 | 3.3 | 16.4 1.7 | 1439 | N | 0 | 0.00 | 17.83 | 0.085 0.026 | 221 14 | - |
| To Kalon Remote (TKN5) | 2/9/26 | 70.5 1.9 | 1411 | 39.6 2.5 | 0744 | - | - | - | - | - | - | - | - | - | - | - | - |
| Yountville (Ranch 67) | 2/9/26 | 69.2 0.0 | 1437 | 42.6 4.2 | 0645 | 36.6 9.6 | 98 1 | 15 36 | 5.1 | 20.8 5.6 | 1414 | NNW | 335 | 0.00 | 15.30 | 0.101 0.030 | 280 55 | - |
| Stags Leap Dist (Silverado Vineyards) | 2/9/26 | 69.4 1.0 | 1437 | 41.6 2.8 | 0602 | 36.6 9.7 | 96 4 | 15 39 | 2.1 | 15.4 5.1 | 1328 | NW | 314 | 0.00 | 18.56 | 0.075 0.010 | 237 43 | - |
| Borreo (Soda Canyon) | 2/9/26 | 68.1 1.3 | 1403 | 39.8 0.1 | 0527 | 33.0 13.6 | 98 1 | 14 39 | 3.5 | 17.5 1.5 | 1114 | NW | 306 | 0.00 | 18.92 | 0.093 0.020 | 254 69 | - |
| Wappo Hill Floor | 2/9/26 | 68.5 2.2 | 1433 | 42.1 4.6 | 2249 | 38.5 8.1 | 100 0 | 17 37 | 4.7 | 18.6 2.1 | 1601 | WNW | 294 | 0.00 | 18.31 | 0.090 0.025 | 242 40 | - |
| Stags Leap Dist (Chimney Rock) | 2/9/26 | 69.6 3.2 | 1406 | 43.5 4.8 | 2353 | - | - | - | 3.7 | 18.6 1.5 | 1406 | NNW | 329 | 0.00 | 16.37 | 0.080 0.013 | 214 35 | 0 0 |
| Yountville-South (Ranch 87) | 2/9/26 | 71.2 2.9 | 1433 | 42.2 3.6 | 2328 | 38.3 8.9 | 100 0 | 18 40 | 3.0 | 13.7 0.6 | 1017 | NW | 317 | 0.00 | 18.37 | 0.084 0.021 | 237 32 | - |
| Yountville-SE (Ranch 85) | 2/9/26 | 70.2 1.2 | 1432 | 42.3 3.1 | 2339 | 39.0 8.7 | 100 0 | 17 41 | 4.6 | 17.8 2.1 | 1125 | N | 354 | 0.00 | 17.30 | - | 0 0 | 0 0 |
| Oak Knoll-East (Ranch 53) | 2/9/26 | 70.0 0.0 | 1431 | 43.1 2.9 | 0557 | 37.8 9.2 | 98 1 | 16 37 | 3.6 | 18.3 7.1 | 1513 | NNW | 334 | 0.00 | 16.19 | 0.092 0.032 | 223 21 | - |
| Napa-NW (Ranch 54) | 2/9/26 | 68.9 0.3 | 1431 | 41.0 2.3 | 0633 | 37.5 9.9 | 100 0 | 18 38 | 2.6 | 15.6 0.0 | 1029 | NNW | 328 | 0.00 | 17.35 | - | 0 0 | 0 0 |
| Napa-North (Ranch 29) | 2/9/26 | 70.2 0.8 | 1431 | 42.2 1.1 | 0541 | 40.1 8.4 | 100 0 | 16 38 | 1.8 | 12.9 0.8 | 1316 | NNW | 347 | 0.00 | 15.88 | 0.060 0.010 | 148 46 | - |
| Max | 73.9 | - | 46.1 | - | 40.1 | 100 | 23 | 5.1 | 20.8 | - | - | 0.00 | 22.81 | 0.101 | 280 | - | |
| Avg | - | - | - | - | 35.1 | - | - | 3.1 | - | - | - | - | - | - | - | - | |
| Min | 66.8 | - | 35.9 | - | 26.1 | 88 | 6 | 1.8 | 12.9 | - | - | 0.00 | 15.30 | 0.060 | 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mt. Veeder | 2/9/26 | 61.0 5.6 | 1511 | 46.0 3.5 | 0650 | 29.7 13.6 | 81 15 | 17 9 | 2.4 | 13.9 2.9 | 1000 | N | 354 | 0.00 | 23.09 | 0.126 0.018 | 681 76 | 0 0 |
| Mount George (Napa East) | 2/9/26 | 75.4 6.7 | 1435 | 38.2 2.1 | 0716 | 44.5 6.5 | 100 0 | 20 35 | 1.8 | 16.1 3.5 | 1146 | NNE | 28 | 0.00 | 7.26 | 0.080 0.008 | 245 50 | - |
| Napa-East (Palmaz 300') | 2/9/26 | 70.5 1.3 | 1434 | 42.7 1.3 | 0546 | 36.9 12.2 | 100 0 | 16 37 | 1.9 | 13.6 1.0 | 1158 | NNE | 31 | 0.00 | 14.12 | 0.069 0.005 | 214 48 | - |
| Napa-East (Palmaz 1200') | 2/9/26 | 64.5 1.4 | 1351 | 42.4 1.2 | 0612 | 31.8 11.3 | 100 0 | 16 13 | 2.9 | 15.1 0.6 | 1101 | NE | 50 | - | - | 0.076 0.008 | 229 62 | - |
| Napa-East (Palmaz 1400') | 2/9/26 | 62.4 2.6 | 1353 | 45.7 1.4 | 0237 | 31.4 16.6 | 100 0 | 18 31 | 5.3 | 18.4 2.8 | 1133 | N | 4 | 0.00 | 19.62 | 0.092 0.020 | 246 56 | - |
| Wooden Valley | 4/30/25 | 78.8 0.4 | 1303 | 51.0 7.3 | 0600 | 49.9 1.6 | 90 5 | 34 2 | 4.0 | 16.6 0.3 | 0031 | SW | 220 | 0.00 | 30.39 | 0.212 0.008 | 668 2 | 0 0 |
| Napa-West Upper (Truchard) | 2/9/26 | 68.9 0.4 | 1429 | 44.1 4.4 | 0610 | - | - | - | 2.7 | 16.9 1.9 | 1433 | NNW | 342 | 0.00 | 15.67 | 0.082 0.018 | 236 10 | 0 0 |
| Napa-West Lower (Truchard) | 2/9/26 | 72.3 3.2 | 1428 | 34.1 1.5 | 0606 | 39.3 7.3 | 100 0 | 20 39 | - | - | - | - | - | - | - | - | 0 0 |
| Napa-South (Toyon Farms) | 2/9/26 | 71.2 4.0 | 1431 | 42.2 1.3 | 0648 | 44.3 6.5 | 100 0 | 24 45 | 1.0 | 10.0 6.4 | 1412 | NNW | 342 | 0.00 | 9.91 | 0.041 0.008 | 123 8 | 0 0 |
| Toyon Remote 1 | 2/9/26 | 68.6 0.1 | 1426 | 37.1 3.1 | 0710 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 2/9/26 | 68.9 2.7 | 1423 | 36.3 4.0 | 0716 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 2/9/26 | 70.0 1.4 | 1424 | 36.9 3.3 | 0646 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 2/9/26 | 68.2 1.1 | 1429 | 38.3 2.0 | 0657 | 40.8 7.6 | 98 0 | 19 43 | 2.8 | 16.3 1.6 | 1117 | NNW | 346 | 0.00 | 14.92 | 0.077 0.018 | 246 3 | - |
| Carneros (Saintsbury) | 2/9/26 | 69.2 3.1 | 1424 | 37.1 1.5 | 0710 | 40.1 7.0 | 100 0 | 20 45 | 2.3 | 12.5 5.7 | 1415 | N | 6 | 0.00 | 1.78 | - | - | 0 0 |
| Suscol Lower (Ranch 35) | 2/9/26 | 69.7 3.2 | 1433 | 42.5 0.4 | 0722 | 37.1 12.1 | - | - | 4.0 | 16.0 4.7 | 1426 | NNW | 336 | 0.00 | 14.31 | 0.088 0.035 | 227 6 | - |
| Suscol Mtn (Ranch 93) | 2/9/26 | 67.8 4.5 | 1423 | 47.3 1.3 | 0738 | 33.0 17.1 | 100 0 | 14 48 | 6.2 | 25.9 2.1 | 1441 | N | 4 | 0.00 | 9.84 | - | - | - |
| Suscol Upper (Ranch 92) | 2/9/26 | 67.2 3.0 | 1419 | 47.4 2.0 | 0606 | 34.5 5.2 | 100 0 | 3 0 | 2.9 | 18.7 3.7 | 1439 | NW | 325 | 0.00 | 13.75 | - | - | 0 0 |
| Stanly (Ranch 45) | 2/9/26 | 69.4 2.9 | 1527 | 36.7 4.8 | 0605 | 40.8 6.8 | 100 0 | 20 41 | 2.6 | 13.8 3.7 | 1422 | N | 4 | 0.00 | 15.43 | 0.080 0.021 | 264 6 | 0 0 |
| Carneros Upper (Ranch 81) | 2/9/26 | 67.8 2.1 | 1414 | 47.0 4.0 | 0703 | 39.0 17.1 | - | - | 5.0 | 20.3 5.0 | 1040 | NNE | 20 | - | - | - | - | 0 0 |
| Carneros (Mitsuko) | 2/9/26 | 69.9 3.0 | 1427 | 36.8 1.4 | 0558 | - | - | - | - | - | - | - | - | - | - | - | - |
| Carneros Lower (Ranch 81) | 2/9/26 | 68.5 0.6 | 1416 | 39.9 2.3 | 0655 | 30.7 36.4 | 100 0 | 0 0 | 2.3 | 15.3 0.4 | 1314 | N | 0 | 0.00 | 12.89 | 0.067 0.011 | 181 1 | 0 0 |
| Carneros (Milton Rd) | 2/9/26 | 70.4 3.7 | 1418 | 38.4 5.9 | 0730 | 41.8 7.8 | 96 0 | 23 39 | - | - | - | - | 0.00 | 5.74 | - | - | - |
| Max | 75.4 | - | 47.4 | - | 44.5 | 100 | 24 | 6.2 | 25.9 | - | - | 0.00 | 23.09 | 0.126 | 681 | - | |
| Avg | - | - | - | - | 37.2 | - | - | 3.1 | - | - | - | - | - | - | - | - | |
| Min | 61.0 | - | 34.1 | - | 29.7 | 81 | 0 | 1.0 | 10.0 | - | - | 0.00 | 1.78 | 0.041 | 123 | - |