| 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 | 10/17/26 | 86.9 4.3 | 1350 | 51.6 2.0 | 0709 | - | - | - | - | - | - | - | 0.00 | 0.82 | - | - | 20 10 |
| Pope Valley (Weeks Lake) | 10/17/26 | 94.1 1.8 | 1506 | 33.5 6.4 | 0725 | 32.0 1.2 | 91 9 | 7 1 | 1.2 0.3 | 11.6 1.1 | 1523 | W | 277 | 0.00 | 0.03 | 0.121 0.010 | 373 12 | 0 0 |
| Dollarhide Base | 10/17/26 | 94.5 2.6 | 1503 | 43.9 7.6 | 0739 | 37.6 2.3 | 84 28 | 11 2 | 2.2 0.4 | 13.2 0.2 | 1602 | WSW | 253 | 0.00 | 0.00 | 0.143 0.009 | 353 11 | 10 10 |
| Dollarhide 1AS Remote | 10/17/26 | 94.0 2.0 | 1459 | 33.9 1.5 | 0726 | 33.4 0.2 | 83 1 | 11 2 | 1.2 0.3 | 13.3 1.2 | 1542 | SW | 224 | - | - | - | - | 10 10 |
| Dollarhide 16A Remote | 10/17/26 | 95.7 2.8 | 1459 | 41.1 6.4 | 0735 | 37.8 0.4 | 88 11 | 11 2 | - | - | - | - | - | - | - | - | 10 10 |
| Dollarhide 18A Remote | 10/17/26 | 95.7 4.4 | 1442 | 31.7 2.1 | 0716 | 33.4 0.2 | 86 3 | 11 3 | - | - | - | - | - | - | - | - | 0 0 |
| Hardin Rd (Eakle) | 10/13/26 | 77.0 2.0 | 1534 | 32.3 1.2 | 0726 | - | - | - | - | - | - | - | - | - | - | - | 20 20 |
| Angwin | 10/17/26 | 85.2 3.2 | 1426 | 67.7 1.6 | 0744 | 24.2 2.4 | 21 2 | 8 2 | 2.2 3.1 | 10.6 9.6 | 1354 | SE | 140 | 0.00 | 0.30 | 0.065 0.058 | 0 0 | 100 0 |
| Lower Angwin (Pioneer) | 10/17/26 | 88.0 3.4 | 1352 | 42.8 2.6 | 2357 | - | - | - | 1.3 1.5 | 10.0 5.6 | 1453 | SW | 224 | - | - | - | - | 50 10 |
| Las Posadas (Cal Fire) | 10/17/26 | 89.3 3.5 | 1530 | 57.9 2.9 | 0613 | 30.5 2.1 | 38 4 | 9 2 | 4.6 2.8 | 16.4 6.1 | 1603 | SW | 234 | 0.00 | 0.23 | 0.171 0.062 | 364 10 | - |
| Deer Park | 10/17/26 | 93.6 2.2 | 1452 | 63.8 2.7 | 0714 | 29.6 3.1 | 29 3 | 7 0 | 2.0 3.1 | 11.8 15.6 | 1535 | SW | 218 | 0.00 | 0.04 | 0.120 0.080 | 279 11 | 90 10 |
| Lower Chiles Valley (Brown) | 10/17/26 | 93.4 1.5 | 1349 | 37.4 4.6 | 0655 | 31.6 3.6 | 81 11 | 8 2 | 1.6 0.3 | 13.9 0.3 | 1612 | SSW | 212 | 0.00 | 0.14 | 0.144 0.017 | 412 15 | 0 0 |
| Moss Creek Vineyard/Reservior | 10/17/26 | 94.6 0.9 | 1431 | 44.2 8.3 | 0628 | 36.3 0.7 | 78 8 | 10 3 | - | - | - | - | 0.00 | 0.04 | - | - | 20 10 |
| Max | 95.7 | - | 67.7 | - | 37.8 | 91 | 11 | 4.6 | 16.4 | - | - | 0.00 | 0.82 | 0.171 | 412 | - | |
| Avg | - | - | - | - | 32.6 | - | - | 2.0 | - | - | - | - | - | - | - | - | |
| Min | 85.2 | - | 31.7 | - | 24.2 | 21 | 7 | 1.2 | 10.0 | - | - | 0.00 | 0.00 | 0.065 | 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 | 10/17/26 | 95.0 2.9 | 1438 | 42.7 8.1 | 0720 | 36.1 1.2 | 68 14 | 11 1 | - | - | - | - | 0.00 | 0.09 | - | - | 10 10 |
| Diamond Mtn (Schramsberg) | 10/17/26 | 91.7 1.5 | 1521 | 63.8 5.9 | 0055 | 27.8 4.8 | 29 8 | 7 1 | - | - | - | - | 0.00 | 0.13 | - | - | 100 0 |
| Diamond Mtn (McEachran) | 10/17/26 | 93.3 2.6 | 1427 | 58.9 6.5 | 0656 | 30.2 4.5 | 34 7 | 7 1 | - | - | - | - | - | - | - | - | 80 10 |
| St. Helena-North | 10/17/26 | 94.7 2.3 | 1536 | 45.4 8.0 | 0715 | 29.2 3.2 | 61 18 | 5 0 | 1.9 | 9.6 2.6 | 1143 | SSE | 150 | 0.00 | 0.11 | 0.123 0.031 | 358 9 | 0 10 |
| St. Helena (NVV Office) | 10/17/26 | 96.1 0.7 | 1610 | 44.2 7.3 | 0657 | - | - | - | 0.8 | 7.2 1.6 | 1752 | WNW | 287 | 0.00 | 0.04 | - | - | 0 0 |
| Tiara Fria (East St. Helena) | 10/17/26 | 93.0 0.1 | 1620 | 40.7 4.9 | 0715 | 34.4 0.8 | 76 3 | 7 0 | 1.3 | 8.6 3.7 | 1618 | WSW | 241 | 0.00 | 0.02 | - | - | 10 10 |
| Prisoner Winery | 10/17/26 | 95.4 2.4 | 1434 | 43.4 4.2 | 0728 | 34.8 1.3 | 75 2 | 7 0 | 1.2 | 6.2 1.8 | 1524 | E | 95 | 0.00 | 0.06 | 0.031 0.009 | 0 0 | 0 0 |
| Rutherford Hill Estate | 10/17/26 | 95.0 0.3 | 1537 | 57.3 5.5 | 0710 | 33.5 2.9 | 39 6 | 10 2 | 1.3 | 10.7 3.7 | 1448 | SE | 139 | 0.00 | 0.08 | 0.113 0.019 | 343 11 | 10 10 |
| Rutherford-North (Mee Ln) | 10/17/26 | 94.3 0.5 | 1734 | 40.8 4.3 | 0542 | 36.5 0.9 | 82 5 | 10 2 | 2.0 | 13.6 1.3 | 1621 | SE | 131 | 0.00 | 0.06 | 0.129 0.022 | 350 12 | 30 10 |
| Rutherford (STS) | 10/17/26 | 95.6 1.8 | 1441 | 40.0 4.4 | 0425 | 39.0 1.3 | 86 6 | 12 0 | 1.7 | 11.0 1.1 | 1408 | ESE | 119 | 0.00 | 0.05 | 0.137 0.017 | 406 15 | 30 10 |
| Oakville-NE (Ranch 88) | 10/17/26 | 93.4 1.1 | 1459 | 36.2 4.0 | 0710 | 31.7 0.9 | 72 2 | 9 1 | 1.1 | 11.6 2.7 | 1354 | SSE | 165 | 0.00 | 0.04 | 0.123 0.026 | 366 12 | 0 0 |
| OV561-East | 10/17/26 | 95.0 0.9 | 1559 | 39.6 4.2 | 0733 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Oakville | 10/17/26 | 91.1 0.9 | 1619 | 38.4 4.3 | 0654 | 35.5 0.4 | 83 3 | 11 3 | 1.8 | 12.1 2.1 | 1459 | SE | 140 | 0.00 | 0.03 | 0.134 0.030 | 380 15 | 10 10 |
| OV518-West | 10/17/26 | 91.0 1.5 | 1510 | 39.4 4.0 | 0740 | - | - | - | - | - | - | - | - | - | - | - | 10 10 |
| To Kalon Remote (TKKE) | 10/15/26 | 96.3 12.0 | 1554 | 39.4 5.0 | 0718 | - | - | - | - | - | - | - | - | - | - | - | 30 10 |
| To Kalon | 10/15/26 | 95.3 13.1 | 1514 | 40.3 4.1 | 0658 | 35.6 0.2 | 83 2 | 10 9 | 1.8 | 12.7 1.3 | 1317 | NNE | 21 | 0.00 | 0.00 | 0.140 0.009 | 398 1 | 30 10 |
| To Kalon Remote (TKN5) | 10/15/26 | 94.1 9.5 | 1554 | 39.5 4.7 | 0707 | - | - | - | - | - | - | - | - | - | - | - | 30 10 |
| Yountville (Ranch 67) | 10/17/26 | 90.4 0.8 | 1614 | 38.1 3.2 | 0715 | 35.1 0.4 | 79 0 | 13 3 | 1.8 | 11.5 1.0 | 1508 | S | 180 | 0.00 | 0.05 | 0.133 0.027 | 434 14 | 10 10 |
| Stags Leap Dist (Silverado Vineyards) | 10/17/26 | 91.5 0.4 | 1604 | 39.2 3.4 | 0731 | 34.9 0.0 | 82 1 | 12 2 | 1.4 | 10.7 3.4 | 1511 | S | 181 | 0.00 | 0.07 | 0.135 0.019 | 373 12 | 20 10 |
| Borreo (Soda Canyon) | 10/17/26 | 89.6 0.2 | 1535 | 48.8 3.3 | 0642 | 32.2 1.2 | 50 5 | 11 2 | 1.8 | 8.3 11.5 | 1443 | SSE | 166 | 0.00 | 0.31 | 0.122 0.033 | 377 12 | 50 20 |
| Wappo Hill Floor | 10/17/26 | 92.0 0.9 | 1601 | 38.7 3.7 | 0735 | 34.5 2.4 | 80 1 | 12 1 | 1.5 | 10.3 2.8 | 1354 | SE | 125 | 0.00 | 0.10 | 0.134 0.017 | 392 12 | 10 10 |
| Stags Leap Dist (Chimney Rock) | 10/17/26 | 91.3 0.4 | 1531 | 37.3 2.7 | 0705 | 39.9 2.4 | 92 1 | 19 1 | 1.5 | 9.2 1.2 | 1353 | SW | 219 | 0.00 | 0.10 | 0.121 0.012 | 361 11 | 10 10 |
| Yountville-South (Ranch 87) | 10/17/26 | 92.6 0.9 | 1458 | 38.8 3.1 | 0731 | 37.4 1.6 | 85 2 | 13 0 | 1.0 | 9.4 1.3 | 1530 | S | 181 | 0.00 | 0.09 | 0.110 0.011 | 317 6 | 30 10 |
| Yountville-SE (Ranch 85) | 10/17/26 | 92.1 0.4 | 1504 | 39.3 2.4 | 0725 | 37.1 2.5 | 83 0 | 13 0 | 1.2 | 9.2 1.4 | 1545 | S | 172 | 0.00 | 0.08 | - | 0 0 | 10 10 |
| Oak Knoll-East (Ranch 53) | 10/17/26 | 91.2 0.7 | 1607 | 40.9 2.4 | 0713 | 37.9 1.8 | 84 2 | 12 1 | 1.0 | 7.7 3.1 | 1442 | S | 188 | 0.00 | 0.15 | 0.122 0.012 | 381 14 | 60 10 |
| Napa-NW (Ranch 54) | 10/17/26 | 91.6 1.0 | 1548 | 42.4 0.1 | 0641 | 34.8 2.1 | 69 8 | 13 1 | 0.5 | 6.4 0.7 | 1727 | SSW | 211 | 0.00 | 0.18 | - | 0 0 | 10 10 |
| Napa-North (Ranch 29) | 10/17/26 | 91.9 0.9 | 1726 | 40.0 2.1 | 0659 | 38.3 2.8 | 86 2 | 14 1 | 1.1 | 9.5 0.7 | 1414 | SW | 219 | 0.00 | 0.10 | 0.083 0.011 | 211 7 | 10 10 |
| Max | 96.1 | - | 63.8 | - | 39.9 | 92 | 19 | 2.0 | 13.6 | - | - | 0.00 | 0.31 | 0.137 | 434 | - | |
| Avg | - | - | - | - | 34.8 | - | - | 1.4 | - | - | - | - | - | - | - | - | |
| Min | 89.6 | - | 36.2 | - | 27.8 | 29 | 5 | 0.5 | 6.2 | - | - | 0.00 | 0.02 | 0.031 | 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 | 10/17/26 | 85.5 4.6 | 1355 | 70.4 0.1 | 0101 | 27.4 1.7 | 22 3 | 12 4 | 1.5 | 11.5 0.5 | 1503 | S | 171 | 0.00 | 0.45 | 0.172 0.003 | 570 33 | 100 0 |
| Mount George (Napa East) | 10/17/26 | 90.3 0.3 | 1449 | 43.0 2.6 | 0719 | 36.6 2.1 | 74 1 | 13 2 | 1.2 | 8.3 1.8 | 1509 | WSW | 257 | 0.00 | 0.16 | 0.117 0.009 | 387 11 | 10 10 |
| Napa-East (Palmaz 300') | 10/17/26 | 95.9 0.9 | 1633 | 47.5 3.9 | 0718 | 35.0 2.0 | 63 4 | 11 2 | 1.7 | 7.6 1.6 | 1524 | W | 265 | 0.00 | 0.16 | 0.113 0.010 | 338 11 | 10 10 |
| Napa-East (Palmaz 1200') | 10/17/26 | 86.4 1.7 | 1417 | 53.7 0.9 | 0424 | 32.9 0.7 | 44 1 | 14 5 | 2.4 | 8.8 5.4 | 1527 | NW | 308 | - | - | 0.127 0.026 | 370 14 | 10 10 |
| Napa-East (Palmaz 1400') | 10/17/26 | 87.4 2.2 | 1334 | 52.5 1.7 | 0510 | 32.6 1.6 | 42 1 | 16 6 | 2.4 | 9.1 12.4 | 1547 | WSW | 243 | 0.00 | 0.33 | 0.134 0.047 | 381 14 | 20 10 |
| Wooden Valley | 10/17/26 | 89.0 1.1 | 1610 | 37.5 4.0 | 0655 | 34.6 0.4 | 84 6 | 12 2 | 1.0 | 8.9 1.7 | 1411 | SE | 134 | 0.00 | 0.04 | 0.119 0.019 | 393 10 | 10 10 |
| Napa-West Upper (Truchard) | 10/17/26 | 92.6 1.1 | 1540 | 56.2 1.0 | 0603 | 35.4 0.9 | 65 9 | 12 1 | 1.3 | 9.6 1.6 | 1413 | SSW | 200 | 0.00 | 0.10 | 0.134 0.016 | 388 14 | 10 10 |
| Napa-West Lower (Truchard) | 10/17/26 | 92.8 1.0 | 1459 | 41.6 2.1 | 0642 | 34.4 1.5 | 76 10 | 13 0 | - | - | - | - | - | - | - | - | 10 10 |
| Napa-South (Toyon Farms) | 10/17/26 | 91.6 0.5 | 1641 | 48.3 1.9 | 0724 | 42.9 1.1 | 78 3 | 18 1 | 2.1 | 10.1 0.8 | 1521 | S | 186 | 0.00 | 0.07 | 0.091 0.010 | 195 2 | 10 10 |
| Toyon Remote 1 | 10/17/26 | 91.7 0.0 | 1504 | 41.7 0.4 | 0543 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 10/17/26 | 90.8 0.4 | 1626 | 40.9 0.8 | 0726 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 10/17/26 | 92.5 0.1 | 1538 | 40.7 0.9 | 0719 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 10/17/26 | 92.9 0.4 | 1627 | 45.0 1.1 | 0728 | 35.3 1.9 | 69 16 | 12 1 | 1.8 | 8.0 2.1 | 1356 | SSE | 150 | 0.00 | 0.08 | 0.124 0.008 | 391 11 | 10 10 |
| Carneros (Saintsbury) | 10/17/26 | 91.7 0.5 | 1652 | 46.7 0.4 | 0723 | 36.9 1.3 | 71 5 | 13 0 | 2.1 | 10.0 1.5 | 1707 | S | 173 | 0.00 | 0.08 | - | - | 10 10 |
| Suscol Lower (Ranch 35) | 10/17/26 | 90.2 0.1 | 1658 | 44.6 0.4 | 0704 | 37.5 0.6 | 67 4 | 12 3 | 3.0 | 11.5 1.1 | 1325 | SSW | 202 | 0.00 | 0.15 | 0.141 0.010 | 371 13 | 10 10 |
| Suscol Mtn (Ranch 93) | 10/17/26 | 95.7 1.7 | 1334 | 64.6 3.9 | 0057 | 33.0 1.3 | 40 10 | 11 1 | 2.6 | 12.5 7.5 | 1443 | S | 182 | 0.00 | 0.40 | - | - | 70 10 |
| Suscol Upper (Ranch 92) | 10/17/26 | 89.9 2.0 | 1337 | 62.5 3.0 | 0101 | 33.9 1.7 | 43 11 | 11 2 | 0.5 | 9.9 6.6 | 1555 | SSW | 210 | 0.00 | 0.15 | - | - | 70 10 |
| Stanly (Ranch 45) | 10/17/26 | 91.9 1.4 | 1550 | 43.9 1.0 | 0333 | 41.6 0.4 | 86 5 | 13 0 | 2.8 | 10.2 0.5 | 1338 | W | 280 | 0.00 | 0.15 | 0.148 0.005 | 415 12 | 10 10 |
| Carneros Upper (Ranch 81) | 10/17/26 | 91.4 0.6 | 1547 | 60.5 3.6 | 0534 | 33.9 1.3 | - | - | 3.2 | 19.1 4.1 | 1844 | W | 263 | - | - | - | - | 10 10 |
| Carneros (Mitsuko) | 10/17/26 | 91.9 0.6 | 1643 | 38.6 0.1 | 0725 | - | - | - | - | - | - | - | - | - | - | - | 10 10 |
| Carneros Lower (Ranch 81) | 10/17/26 | 90.5 1.5 | 1432 | 43.8 0.3 | 0725 | 39.1 0.3 | 79 14 | 15 1 | 1.0 | 7.7 1.1 | 1321 | S | 179 | 0.00 | 0.01 | 0.025 0.004 | 0 0 | 10 10 |
| Carneros (Milton Rd) | 10/17/26 | 90.7 0.3 | 1627 | 39.5 0.8 | 0719 | 37.9 1.8 | 77 9 | 12 2 | - | - | - | - | 0.00 | 0.00 | - | - | 10 10 |
| Max | 95.9 | - | 70.4 | - | 42.9 | 86 | 18 | 3.2 | 19.1 | - | - | 0.00 | 0.45 | 0.172 | 570 | - | |
| Avg | - | - | - | - | 35.6 | - | - | 1.9 | - | - | - | - | - | - | - | - | |
| Min | 85.5 | - | 37.5 | - | 27.4 | 22 | 11 | 0.5 | 7.6 | - | - | 0.00 | 0.00 | 0.025 | 0 | - |