| 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 | 10/26/26 | 66.6 5.0 | 1607 | 37.2 3.8 | 0755 | - | - | - | - | - | - | - | 0.00 | 0.83 | - | - | 0 0 |
| Pope Valley (Weeks Lake) | 10/26/26 | 72.7 2.9 | 1416 | 31.2 1.7 | 0540 | 38.5 2.1 | 100 0 | 33 6 | 1.7 0.5 | 14.0 2.6 | 1507 | WSW | 256 | 0.00 | 0.07 | 0.098 0.011 | 338 36 | 30 10 |
| Dollarhide Base | 10/26/26 | 75.5 2.6 | 1330 | 42.8 4.8 | 0741 | 45.4 2.3 | 98 1 | 40 9 | 2.7 0.1 | 15.5 2.1 | 1424 | SSW | 210 | 0.00 | 0.42 | 0.102 0.001 | 332 23 | 30 10 |
| Dollarhide 1AS Remote | 10/26/26 | 73.4 3.8 | 1407 | 36.7 3.9 | 0304 | 42.6 1.6 | 92 1 | 39 9 | 2.1 0.4 | 14.2 3.2 | 1449 | W | 264 | - | - | - | - | 30 10 |
| Dollarhide 16A Remote | 10/26/26 | 74.6 2.9 | 1408 | 38.0 1.9 | 0717 | 44.3 1.3 | 97 0 | 40 9 | - | - | - | - | - | - | - | - | 0 10 |
| Dollarhide 18A Remote | 10/26/26 | 73.4 6.1 | 1435 | 33.4 3.4 | 0416 | 41.6 1.0 | 99 0 | 41 12 | - | - | - | - | - | - | - | - | 0 10 |
| Hardin Rd (Eakle) | 10/13/26 | 77.0 2.0 | 1534 | 32.3 1.2 | 0726 | - | - | - | - | - | - | - | - | - | - | - | 20 20 |
| Angwin | 10/26/26 | 62.3 6.8 | 1529 | 45.8 5.4 | 0734 | 39.4 4.3 | 78 17 | 42 13 | 2.5 0.8 | 15.2 1.9 | 1418 | SE | 143 | 0.00 | 0.35 | 0.024 0.024 | 0 0 | 20 10 |
| Lower Angwin (Pioneer) | 10/26/26 | 65.2 7.3 | 1445 | 28.5 6.1 | 0401 | - | - | - | 1.5 0.0 | 12.8 4.2 | 1420 | NNW | 328 | - | - | - | - | 0 0 |
| Las Posadas (Cal Fire) | 10/26/26 | 66.5 7.3 | 1618 | 41.6 4.5 | 0404 | 43.2 3.8 | 92 10 | 46 17 | 6.6 2.3 | 20.2 5.3 | 1421 | SW | 215 | 0.00 | 0.55 | 0.103 0.009 | 343 20 | - |
| Deer Park | 10/26/26 | 71.4 6.5 | 1603 | 45.4 6.6 | 0714 | 44.0 5.6 | 92 21 | 39 16 | 3.9 1.7 | 16.2 4.7 | 1357 | WNW | 294 | 0.00 | 0.22 | 0.084 0.007 | 253 14 | 80 10 |
| Lower Chiles Valley (Brown) | 10/26/26 | 69.0 6.9 | 1502 | 32.7 1.7 | 0555 | 40.7 0.7 | 100 0 | 41 13 | 1.8 0.2 | 16.0 5.4 | 1423 | WNW | 297 | 0.00 | 0.72 | 0.099 0.003 | 368 33 | 0 10 |
| Moss Creek Vineyard/Reservior | 10/26/26 | 74.1 5.0 | 1353 | 42.8 4.6 | 0029 | 43.9 1.8 | 96 1 | 33 7 | - | - | - | - | 0.00 | 0.54 | - | - | 0 10 |
| Max | 75.5 | - | 45.8 | - | 45.4 | 100 | 46 | 6.6 | 20.2 | - | - | 0.00 | 0.83 | 0.103 | 368 | - | |
| Avg | - | - | - | - | 42.4 | - | - | 2.8 | - | - | - | - | - | - | - | - | |
| Min | 62.3 | - | 28.5 | - | 38.5 | 78 | 33 | 1.5 | 12.8 | - | - | 0.00 | 0.07 | 0.024 | 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 | 10/26/26 | 71.7 7.9 | 1447 | 37.9 1.4 | 0547 | 43.4 4.1 | 95 10 | 44 17 | - | - | - | - | 0.00 | 0.15 | - | - | 30 10 |
| Diamond Mtn (Schramsberg) | 10/26/26 | 69.6 4.5 | 1424 | 44.1 9.9 | 0734 | 43.3 7.2 | 88 19 | 40 17 | - | - | - | - | 0.00 | 0.15 | - | - | 50 10 |
| Diamond Mtn (McEachran) | 10/26/26 | 69.8 7.8 | 1524 | 46.1 3.2 | 0454 | 43.2 6.1 | 89 32 | 41 19 | - | - | - | - | - | - | - | - | 80 10 |
| St. Helena-North | 10/26/26 | 74.5 4.8 | 1517 | 39.0 0.5 | 0725 | 40.6 5.2 | 87 12 | 32 14 | 1.5 | 12.3 0.7 | 1252 | NW | 304 | 0.00 | 0.15 | 0.088 0.014 | 312 19 | 50 10 |
| St. Helena (NVV Office) | 10/26/26 | 72.9 5.1 | 1608 | 39.0 0.4 | 0744 | - | - | - | 1.0 | 12.1 4.7 | 1302 | WNW | 299 | 0.00 | 0.32 | - | - | 30 10 |
| Tiara Fria (East St. Helena) | 10/26/26 | 71.8 5.1 | 1444 | 37.4 0.3 | 0603 | 43.2 1.7 | 96 4 | 39 13 | 1.7 | 14.5 7.1 | 1310 | NW | 321 | 0.00 | 0.52 | - | - | 30 10 |
| Prisoner Winery | 10/26/26 | 72.0 9.0 | 1356 | 38.0 1.1 | 0530 | 43.2 2.1 | 96 3 | 39 14 | 1.3 | 13.4 6.1 | 1629 | SSW | 207 | 0.00 | 0.41 | 0.020 0.001 | 0 0 | 30 10 |
| Rutherford Hill Estate | 10/26/26 | 73.8 6.1 | 1459 | 44.5 4.9 | 0533 | 45.4 4.6 | 93 17 | 37 12 | 1.5 | 15.3 6.6 | 1418 | NW | 306 | 0.00 | 0.50 | 0.084 0.001 | 305 23 | 30 10 |
| Rutherford-North (Mee Ln) | 10/26/26 | 72.6 5.7 | 1623 | 34.9 4.0 | 0520 | 42.0 0.9 | 96 2 | 38 13 | 1.7 | 13.8 3.3 | 1300 | SW | 234 | 0.00 | 0.50 | 0.090 0.003 | 319 24 | 30 10 |
| Rutherford (STS) | 10/26/26 | 75.3 6.9 | 1347 | 35.3 3.9 | 0534 | 43.8 0.0 | 91 1 | 41 11 | 1.5 | 14.4 5.0 | 1417 | WSW | 258 | 0.00 | 0.42 | 0.100 0.003 | 360 26 | 30 10 |
| Oakville-NE (Ranch 88) | 10/26/26 | 73.1 7.1 | 1507 | 34.4 0.3 | 0556 | 40.9 0.7 | 100 0 | 36 12 | 0.8 | 11.7 0.8 | 1440 | NW | 311 | 0.00 | 0.44 | 0.089 0.001 | 337 25 | 0 10 |
| OV561-East | 10/23/26 | 78.1 18.1 | 1535 | 48.2 3.0 | 2037 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Oakville | 10/23/26 | 75.1 15.1 | 1542 | 47.2 3.4 | 2038 | 43.2 11.1 | 97 0 | 17 69 | 2.6 | 14.6 7.4 | 1322 | WSW | 256 | 0.07 | 0.26 | 0.099 0.083 | 304 253 | 0 0 |
| OV518-West | 10/23/26 | 73.4 13.3 | 1634 | 48.3 2.7 | 2001 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| To Kalon Remote (TKKE) | 10/26/26 | 73.1 5.8 | 1435 | 37.4 1.6 | 0554 | - | - | - | - | - | - | - | - | - | - | - | 30 10 |
| To Kalon | 10/26/26 | 72.0 5.8 | 1605 | 37.5 0.8 | 0538 | 43.5 1.5 | 98 1 | 41 13 | 1.7 | 13.8 2.5 | 1414 | W | 276 | 0.00 | 0.33 | 0.093 0.006 | 344 22 | 30 10 |
| To Kalon Remote (TKN5) | 10/26/26 | 72.3 7.4 | 1436 | 37.3 0.2 | 0533 | - | - | - | - | - | - | - | - | - | - | - | 30 10 |
| Yountville (Ranch 67) | 10/26/26 | 71.0 5.9 | 1544 | 36.2 1.6 | 0508 | 41.9 0.7 | 94 1 | 38 12 | 1.6 | 13.8 2.5 | 1405 | SW | 219 | 0.00 | 0.46 | 0.098 0.005 | 430 30 | 30 10 |
| Stags Leap Dist (Silverado Vineyards) | 10/26/26 | 73.3 4.0 | 1544 | 38.0 1.2 | 0422 | 42.8 1.5 | 95 3 | 36 10 | 0.9 | 10.0 0.9 | 1901 | ESE | 110 | 0.00 | 0.48 | 0.088 0.015 | 336 5 | 40 20 |
| Borreo (Soda Canyon) | 10/26/26 | 70.2 4.9 | 1558 | 41.9 0.1 | 0459 | 43.3 2.0 | 98 8 | 39 12 | 1.7 | 12.3 3.7 | 1655 | SSE | 168 | 0.00 | 0.82 | 0.094 0.003 | 367 17 | 10 10 |
| Wappo Hill Floor | 10/26/26 | 72.8 5.7 | 1523 | 36.6 0.4 | 0522 | 43.7 1.3 | 100 0 | 39 13 | 1.6 | 15.6 6.1 | 1342 | NW | 317 | 0.00 | 0.51 | 0.094 0.003 | 339 6 | 30 10 |
| Stags Leap Dist (Chimney Rock) | 10/26/26 | 73.5 4.5 | 1501 | 36.4 1.1 | 0417 | 44.4 0.6 | 99 0 | 44 11 | 1.4 | 11.8 2.8 | 1657 | SW | 226 | 0.00 | 0.60 | 0.087 0.002 | 330 20 | 30 10 |
| Yountville-South (Ranch 87) | 10/26/26 | 72.8 5.7 | 1614 | 38.0 0.1 | 0418 | 44.3 1.1 | 100 0 | 37 10 | 1.1 | 10.0 0.9 | 1655 | W | 265 | 0.00 | 0.49 | 0.087 0.001 | 313 26 | 90 10 |
| Yountville-SE (Ranch 85) | 10/26/26 | 72.8 5.2 | 1534 | 38.5 0.5 | 0557 | 44.2 0.9 | 97 1 | 40 12 | 1.5 | 13.7 5.0 | 1542 | NW | 315 | 0.00 | 0.56 | - | 0 0 | 30 10 |
| Oak Knoll-East (Ranch 53) | 10/26/26 | 73.5 4.8 | 1452 | 38.1 0.5 | 0537 | 43.3 1.1 | 95 0 | 38 12 | 1.1 | 13.3 5.0 | 1451 | W | 279 | 0.00 | 0.47 | 0.095 0.002 | 354 21 | 90 10 |
| Napa-NW (Ranch 54) | 10/26/26 | 72.3 6.7 | 1529 | 37.7 1.1 | 0544 | 43.4 1.7 | 100 6 | 39 12 | 1.0 | 11.0 4.5 | 1443 | WNW | 282 | 0.00 | 0.50 | - | 0 0 | 30 10 |
| Napa-North (Ranch 29) | 10/26/26 | 73.1 5.7 | 1531 | 38.4 0.7 | 0604 | 45.2 1.5 | 100 0 | 40 11 | 1.2 | 11.9 3.5 | 1620 | SSW | 210 | 0.00 | 0.47 | 0.063 0.003 | 204 28 | 0 10 |
| Max | 75.3 | - | 46.1 | - | 45.4 | 100 | 44 | 1.7 | 15.6 | - | - | 0.00 | 0.82 | 0.100 | 430 | - | |
| Avg | - | - | - | - | 43.3 | - | - | 1.4 | - | - | - | - | - | - | - | - | |
| Min | 69.6 | - | 34.4 | - | 40.6 | 87 | 32 | 0.8 | 10.0 | - | - | 0.00 | 0.15 | 0.020 | 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 | 10/26/26 | 64.7 5.2 | 1340 | 47.4 7.9 | 0617 | 41.6 4.4 | 77 25 | 33 6 | 1.2 | 11.1 2.0 | 1318 | NNE | 17 | 0.00 | 0.77 | 0.064 0.018 | 227 3 | 20 10 |
| Mount George (Napa East) | 10/26/26 | 74.2 5.7 | 1437 | 42.9 2.5 | 0613 | 48.1 3.2 | 100 0 | 41 12 | 1.3 | 14.9 6.5 | 1448 | SW | 214 | 0.00 | 0.48 | 0.097 0.004 | 357 20 | 30 10 |
| Napa-East (Palmaz 300') | 10/26/26 | 76.0 5.2 | 1422 | 42.0 1.5 | 0759 | 46.0 3.6 | 100 0 | 35 10 | 1.9 | 13.4 1.8 | 1507 | WSW | 252 | 0.00 | 0.45 | 0.089 0.000 | 314 17 | 30 10 |
| Napa-East (Palmaz 1200') | 10/26/26 | 67.4 5.6 | 1552 | 41.9 1.4 | 0055 | 42.5 0.5 | 100 14 | 5 29 | 2.0 | 11.6 1.4 | 1651 | NW | 306 | - | - | 0.082 0.011 | 327 9 | 0 0 |
| Napa-East (Palmaz 1400') | 10/26/26 | 67.3 6.4 | 1418 | 43.6 1.2 | 0033 | 46.4 4.7 | 100 16 | 48 15 | 2.4 | 14.2 4.0 | 1352 | SW | 218 | 0.00 | 0.74 | 0.083 0.014 | 335 2 | 0 0 |
| Wooden Valley | 10/26/26 | 69.8 4.3 | 1530 | 39.0 5.5 | 0602 | 42.8 2.9 | 97 0 | 40 9 | 2.4 | 15.0 1.2 | 1301 | SSW | 213 | 0.00 | 0.47 | 0.096 0.006 | 355 27 | 0 10 |
| Napa-West Upper (Truchard) | 10/26/26 | 72.8 6.2 | 1443 | 44.6 0.6 | 0746 | 29.5 12.2 | 100 17 | 0 27 | 2.1 | 17.0 6.6 | 1552 | WSW | 237 | 0.00 | 0.40 | 0.103 0.003 | 351 19 | 30 10 |
| Napa-West Lower (Truchard) | 10/26/26 | 74.1 5.4 | 1528 | 37.3 0.8 | 0552 | 42.6 1.5 | 97 2 | 39 12 | - | - | - | - | - | - | - | - | 30 10 |
| Napa-South (Toyon Farms) | 10/26/26 | 72.6 6.3 | 1359 | 43.6 0.1 | 0723 | 48.5 3.0 | 100 9 | 47 12 | 2.4 | 18.5 7.0 | 1434 | SSE | 148 | 0.00 | 0.40 | 0.061 0.004 | 176 13 | 30 10 |
| Toyon Remote 1 | 10/26/26 | 75.0 2.7 | 1338 | 38.8 0.0 | 0404 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 10/26/26 | 71.9 6.0 | 1449 | 40.0 0.6 | 0629 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 10/26/26 | 74.3 4.0 | 1424 | 39.2 1.0 | 0402 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 10/26/26 | 71.6 7.0 | 1410 | 42.0 1.7 | 0318 | 45.7 3.7 | 96 3 | 43 17 | 2.3 | 14.2 4.1 | 1236 | W | 271 | 0.00 | 0.41 | 0.096 0.000 | 350 14 | 30 10 |
| Carneros (Saintsbury) | 10/26/26 | 72.1 4.8 | 1333 | 40.0 1.5 | 0732 | 45.5 3.3 | 100 13 | 43 13 | 3.8 | 20.2 9.0 | 1538 | WSW | 252 | 0.00 | 0.45 | - | - | 30 10 |
| Suscol Lower (Ranch 35) | 10/26/26 | 72.1 5.8 | 1451 | 43.2 3.2 | 0801 | 46.2 3.8 | 100 8 | 41 14 | 4.0 | 20.0 8.4 | 1605 | SW | 228 | 0.00 | 0.51 | 0.102 0.001 | 340 23 | 0 10 |
| Suscol Mtn (Ranch 93) | 10/26/26 | 70.7 8.5 | 1356 | 48.1 5.5 | 0713 | 47.6 6.6 | 96 25 | 48 18 | 6.0 | 25.0 7.9 | 1638 | WNW | 301 | 0.00 | 0.65 | - | - | 40 10 |
| Suscol Upper (Ranch 92) | 10/26/26 | 68.4 8.7 | 1510 | 48.1 4.8 | 0058 | 47.6 6.3 | 100 28 | 46 16 | 3.5 | 20.8 7.7 | 1600 | SW | 227 | 0.00 | 0.37 | - | - | 0 0 |
| Stanly (Ranch 45) | 10/26/26 | 71.6 6.7 | 1433 | 41.5 2.4 | 0055 | 45.8 1.7 | 95 6 | 42 13 | 3.1 | 15.7 2.8 | 1551 | SW | 234 | 0.00 | 0.28 | 0.113 0.001 | 387 31 | 30 10 |
| Carneros Upper (Ranch 81) | 10/26/26 | 69.8 8.6 | 1510 | 47.0 2.7 | 0648 | 47.4 6.8 | - | - | 8.4 | 24.3 9.3 | 1423 | WSW | 240 | - | - | - | - | 30 10 |
| Carneros (Mitsuko) | 10/26/26 | 72.1 6.4 | 1415 | 38.3 3.0 | 0253 | - | - | - | - | - | - | - | - | - | - | - | 0 10 |
| Carneros Lower (Ranch 81) | 10/26/26 | 74.7 1.4 | 1415 | 40.1 0.3 | 0614 | 43.0 1.2 | 100 0 | 0 0 | 0.7 | 13.1 3.9 | 1155 | NW | 323 | 0.00 | 0.08 | 0.011 0.009 | 4 0 | 30 10 |
| Carneros (Milton Rd) | 10/26/26 | 72.0 5.9 | 1435 | 40.0 2.1 | 0408 | 45.2 2.9 | 96 5 | 41 11 | - | - | - | - | 0.00 | 0.10 | - | - | 0 0 |
| Max | 76.0 | - | 48.1 | - | 48.5 | 100 | 48 | 8.4 | 25.0 | - | - | 0.00 | 0.77 | 0.113 | 387 | - | |
| Avg | - | - | - | - | 44.6 | - | - | 3.0 | - | - | - | - | - | - | - | - | |
| Min | 64.7 | - | 37.3 | - | 29.5 | 77 | 0 | 0.7 | 11.1 | - | - | 0.00 | 0.08 | 0.011 | 4 | - |