| 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 | 10/18/26 | 77.9 9.0 | 0957 | 42.1 9.5 | 0000 | - | - | - | - | - | - | - | 0.00 | 0.82 | - | - | 40 20 |
| Pope Valley (Weeks Lake) | 10/18/26 | 86.0 8.1 | 1255 | 33.1 0.4 | 0735 | 36.2 4.2 | 92 1 | 16 8 | 1.7 0.5 | 14.0 2.4 | 1448 | WSW | 256 | 0.00 | 0.03 | 0.124 0.003 | 369 4 | 20 20 |
| Dollarhide Base | 10/18/26 | 85.9 8.6 | 1323 | 43.1 0.7 | 0620 | 42.3 4.7 | 81 3 | 25 14 | 2.9 0.7 | 15.1 1.9 | 1610 | S | 190 | 0.00 | 0.00 | 0.131 0.012 | 350 4 | 30 20 |
| Dollarhide 1AS Remote | 10/18/26 | 86.3 7.7 | 1328 | 33.1 0.9 | 0705 | 39.0 5.6 | 84 0 | 25 14 | 2.7 1.5 | 15.1 1.8 | 1450 | SW | 233 | - | - | - | - | 0 10 |
| Dollarhide 16A Remote | 10/18/26 | 87.5 8.2 | 1501 | 39.6 1.5 | 0735 | 42.4 4.6 | 92 5 | 25 15 | - | - | - | - | - | - | - | - | 0 10 |
| Dollarhide 18A Remote | 10/18/26 | 84.5 11.2 | 1518 | 30.7 1.0 | 0708 | 38.7 5.3 | 89 3 | 25 15 | - | - | - | - | - | - | - | - | 20 20 |
| Hardin Rd (Eakle) | 10/13/26 | 77.0 2.0 | 1534 | 32.3 1.2 | 0726 | - | - | - | - | - | - | - | - | - | - | - | 20 20 |
| Angwin | 10/18/26 | 74.6 10.6 | 1440 | 49.4 18.3 | 0101 | 31.5 7.3 | 71 51 | 14 6 | 2.4 0.2 | 14.1 3.5 | 1307 | SE | 130 | 0.00 | 0.30 | 0.053 0.012 | 0 0 | 100 0 |
| Lower Angwin (Pioneer) | 10/18/26 | 77.4 10.6 | 1500 | 38.1 4.7 | 0718 | - | - | - | 2.0 0.8 | 12.0 2.0 | 1517 | WSW | 247 | - | - | - | - | 70 20 |
| Las Posadas (Cal Fire) | 10/18/26 | 79.3 10.0 | 1458 | 47.3 10.6 | 0059 | 40.2 9.7 | 94 56 | 27 18 | 6.9 2.3 | 19.4 3.0 | 1546 | S | 191 | 0.00 | 0.23 | 0.158 0.013 | 371 7 | - |
| Deer Park | 10/18/26 | 83.3 10.3 | 1431 | 48.1 15.7 | 2349 | 39.9 10.3 | 92 63 | 14 8 | 2.6 0.6 | 15.2 3.4 | 1450 | SSW | 211 | 0.00 | 0.04 | 0.105 0.015 | 275 4 | 100 10 |
| Lower Chiles Valley (Brown) | 10/18/26 | 81.4 12.0 | 1412 | 35.8 1.6 | 0722 | 38.8 7.2 | 94 12 | 26 17 | 2.4 0.9 | 13.9 0.0 | 1323 | NW | 307 | 0.00 | 0.14 | 0.131 0.013 | 403 9 | 20 20 |
| Moss Creek Vineyard/Reservior | 10/18/26 | 87.2 7.4 | 1254 | 42.0 2.3 | 0711 | 39.9 3.6 | 82 4 | 19 10 | - | - | - | - | 0.00 | 0.04 | - | - | 10 10 |
| Max | 87.5 | - | 49.4 | - | 42.4 | 94 | 27 | 6.9 | 19.4 | - | - | 0.00 | 0.82 | 0.158 | 403 | - | |
| Avg | - | - | - | - | 38.9 | - | - | 3.0 | - | - | - | - | - | - | - | - | |
| Min | 74.6 | - | 30.7 | - | 31.5 | 71 | 14 | 1.7 | 12.0 | - | - | 0.00 | 0.00 | 0.053 | 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 | 10/18/26 | 82.3 12.7 | 1427 | 40.7 2.0 | 0655 | 42.7 6.7 | 91 23 | 28 17 | - | - | - | - | 0.00 | 0.09 | - | - | 30 20 |
| Diamond Mtn (Schramsberg) | 10/18/26 | 82.2 9.5 | 1357 | 47.2 16.5 | 0007 | 38.8 10.9 | 92 63 | 21 14 | - | - | - | - | 0.00 | 0.13 | - | - | 100 0 |
| Diamond Mtn (McEachran) | 10/18/26 | 81.7 11.6 | 1432 | 49.4 9.6 | 2353 | 40.2 10.0 | 90 56 | 22 15 | - | - | - | - | - | - | - | - | 100 20 |
| St. Helena-North | 10/18/26 | 86.7 8.0 | 1451 | 42.9 2.5 | 0737 | 37.6 8.4 | 84 23 | 16 11 | 1.9 | 10.8 1.1 | 1222 | ESE | 120 | 0.00 | 0.11 | 0.114 0.009 | 353 5 | 20 20 |
| St. Helena (NVV Office) | 10/18/26 | 84.2 11.9 | 1527 | 40.8 3.4 | 0734 | - | - | - | 1.0 | 8.4 1.2 | 1455 | SSE | 148 | 0.00 | 0.04 | - | - | 20 20 |
| Tiara Fria (East St. Helena) | 10/18/26 | 82.8 10.2 | 1559 | 38.7 2.0 | 0718 | 41.0 6.6 | 89 13 | 25 17 | 1.7 | 11.5 2.9 | 1533 | SE | 135 | 0.00 | 0.02 | - | - | 30 20 |
| Prisoner Winery | 10/18/26 | 86.4 9.0 | 1447 | 40.0 3.4 | 0612 | 41.9 7.1 | 95 20 | 25 17 | 1.2 | 10.1 3.9 | 1530 | S | 175 | 0.00 | 0.06 | 0.025 0.006 | 0 0 | 20 20 |
| Rutherford Hill Estate | 10/18/26 | 83.5 11.5 | 1524 | 48.8 8.5 | 0002 | 42.6 9.1 | 92 53 | 27 18 | 1.4 | 12.7 2.0 | 1729 | S | 181 | 0.00 | 0.08 | 0.104 0.009 | 334 8 | 30 20 |
| Rutherford-North (Mee Ln) | 10/18/26 | 83.0 11.3 | 1556 | 38.1 2.8 | 0604 | 41.5 5.1 | 90 8 | 26 16 | 2.6 | 17.3 3.7 | 1533 | SSE | 162 | 0.00 | 0.06 | 0.120 0.009 | 342 8 | 50 20 |
| Rutherford (STS) | 10/18/26 | 84.4 11.2 | 1403 | 37.1 2.8 | 0642 | 44.0 5.0 | 93 7 | 32 20 | 1.8 | 11.5 0.4 | 1542 | SSW | 203 | 0.00 | 0.05 | 0.125 0.012 | 395 11 | 50 20 |
| Oakville-NE (Ranch 88) | 10/18/26 | 81.9 11.5 | 1404 | 34.6 1.6 | 0731 | 38.3 6.6 | 84 13 | 29 21 | 1.8 | 14.6 3.0 | 1731 | S | 170 | 0.00 | 0.04 | 0.117 0.006 | 357 9 | 20 20 |
| 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) | 10/18/26 | 77.7 12.7 | 1447 | 36.4 1.8 | 0729 | 41.4 6.3 | 91 12 | 33 21 | 2.6 | 14.8 3.3 | 1507 | E | 96 | 0.00 | 0.05 | 0.118 0.015 | 432 2 | 0 10 |
| Stags Leap Dist (Silverado Vineyards) | 10/18/26 | 78.5 13.0 | 1541 | 37.0 2.1 | 0721 | 41.9 7.0 | 91 9 | 33 21 | 2.2 | 15.3 4.6 | 1914 | ESE | 106 | 0.00 | 0.07 | 0.115 0.020 | 364 8 | 10 10 |
| Borreo (Soda Canyon) | 10/18/26 | 75.1 14.5 | 1431 | 42.7 6.1 | 0046 | 42.0 9.8 | 94 44 | 33 22 | 2.0 | 11.3 3.0 | 1443 | S | 175 | 0.00 | 0.31 | 0.107 0.015 | 370 7 | 40 10 |
| Wappo Hill Floor | 10/18/26 | 78.7 13.3 | 1431 | 37.7 1.1 | 0704 | 42.0 7.5 | 93 13 | 33 20 | 2.7 | 13.8 3.6 | 1405 | ESE | 108 | 0.00 | 0.10 | 0.123 0.011 | 381 11 | 30 20 |
| Stags Leap Dist (Chimney Rock) | 10/18/26 | 77.5 13.8 | 1512 | 35.8 1.6 | 0731 | 44.7 4.8 | 92 0 | 40 21 | 2.5 | 14.0 4.8 | 1554 | S | 175 | 0.00 | 0.10 | 0.107 0.014 | 351 10 | 0 10 |
| Yountville-South (Ranch 87) | 10/18/26 | 79.8 12.8 | 1446 | 37.6 1.2 | 0715 | 43.0 5.6 | 99 14 | 33 20 | 1.4 | 9.2 0.2 | 1640 | SE | 132 | 0.00 | 0.09 | 0.100 0.010 | 314 3 | 50 20 |
| Yountville-SE (Ranch 85) | 10/18/26 | 77.5 14.6 | 1415 | 38.6 0.7 | 0619 | 43.6 6.5 | 94 10 | 35 22 | 2.6 | 12.7 3.6 | 1457 | SSE | 149 | 0.00 | 0.08 | - | 0 0 | 0 10 |
| Oak Knoll-East (Ranch 53) | 10/18/26 | 78.0 13.2 | 1437 | 40.0 0.9 | 0728 | 43.6 5.7 | 91 7 | 33 21 | 2.0 | 12.6 4.9 | 1442 | SE | 136 | 0.00 | 0.15 | 0.113 0.009 | 372 9 | 80 20 |
| Napa-NW (Ranch 54) | 10/18/26 | 79.7 11.9 | 1552 | 41.5 0.9 | 0722 | 42.0 7.2 | 92 22 | 32 19 | 0.5 | 8.7 2.3 | 1535 | WSW | 237 | 0.00 | 0.18 | - | 0 0 | 30 20 |
| Napa-North (Ranch 29) | 10/18/26 | 76.9 15.0 | 1446 | 39.4 0.7 | 0727 | 45.2 6.9 | 99 13 | 35 21 | 1.7 | 13.6 4.1 | 1628 | SSW | 194 | 0.00 | 0.10 | 0.074 0.009 | 213 2 | 0 10 |
| Max | 86.7 | - | 49.4 | - | 45.2 | 99 | 40 | 2.7 | 17.3 | - | - | 0.00 | 0.31 | 0.125 | 432 | - | |
| Avg | - | - | - | - | 41.9 | - | - | 1.9 | - | - | - | - | - | - | - | - | |
| Min | 75.1 | - | 34.6 | - | 37.6 | 84 | 16 | 0.5 | 8.4 | - | - | 0.00 | 0.02 | 0.025 | 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 | 10/18/26 | 79.2 6.3 | 1345 | 47.2 23.2 | 0009 | 37.3 9.9 | 86 64 | 15 2 | 1.2 | 9.4 2.1 | 1559 | SSE | 149 | 0.00 | 0.45 | 0.109 0.063 | 390 179 | 100 0 |
| Mount George (Napa East) | 10/18/26 | 75.7 14.6 | 1514 | 41.4 1.6 | 0739 | 45.8 9.2 | 89 15 | 42 29 | 1.7 | 9.9 1.6 | 1524 | WSW | 252 | 0.00 | 0.16 | 0.105 0.012 | 379 8 | 0 10 |
| Napa-East (Palmaz 300') | 10/18/26 | 79.6 16.3 | 1352 | 43.6 3.9 | 0719 | 46.3 11.2 | 89 26 | 35 24 | 2.1 | 10.4 2.8 | 2149 | ESE | 122 | 0.00 | 0.16 | 0.101 0.012 | 332 5 | 30 20 |
| Napa-East (Palmaz 1200') | 10/18/26 | 72.6 13.8 | 1429 | 47.0 6.6 | 0747 | 43.2 10.3 | 100 56 | 42 27 | 2.5 | 11.8 2.9 | 1454 | NW | 308 | - | - | 0.101 0.026 | 365 5 | 0 10 |
| Napa-East (Palmaz 1400') | 10/18/26 | 73.2 14.2 | 1345 | 47.0 5.5 | 0746 | 45.6 13.0 | 100 58 | 34 19 | 2.9 | 13.1 4.0 | 2330 | SW | 218 | 0.00 | 0.33 | 0.108 0.026 | 376 5 | 10 10 |
| Wooden Valley | 10/18/26 | 77.0 12.0 | 1510 | 39.1 1.6 | 0356 | 41.3 6.8 | 87 2 | 26 14 | 3.2 | 17.4 8.5 | 0035 | SSW | 206 | 0.00 | 0.04 | 0.122 0.003 | 391 2 | 30 20 |
| Napa-West Upper (Truchard) | 10/18/26 | 78.1 14.5 | 1523 | 51.5 4.7 | 0745 | 48.4 13.1 | 95 30 | 33 21 | 3.5 | 16.3 6.7 | 1611 | SSW | 203 | 0.00 | 0.10 | 0.123 0.011 | 379 9 | 0 10 |
| Napa-West Lower (Truchard) | 10/18/26 | 78.0 14.8 | 1451 | 39.7 2.0 | 0654 | 45.4 10.9 | 94 17 | 33 20 | - | - | - | - | - | - | - | - | 0 10 |
| Napa-South (Toyon Farms) | 10/18/26 | 77.5 14.1 | 1444 | 47.1 1.2 | 0800 | 50.4 7.5 | 92 14 | 40 22 | 4.3 | 15.2 5.0 | 1445 | S | 176 | 0.00 | 0.07 | 0.072 0.019 | 200 5 | 0 10 |
| Toyon Remote 1 | 10/18/26 | 80.0 11.7 | 1419 | 40.1 1.6 | 0737 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 10/18/26 | 76.6 14.3 | 1454 | 40.3 0.6 | 0653 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 10/18/26 | 79.0 13.4 | 1415 | 40.0 0.6 | 0740 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 10/18/26 | 77.6 15.3 | 1332 | 45.1 0.1 | 0747 | 46.4 11.1 | 87 18 | 35 24 | 3.1 | 16.5 8.5 | 1848 | SW | 236 | 0.00 | 0.08 | 0.113 0.011 | 386 5 | 0 10 |
| Carneros (Saintsbury) | 10/18/26 | 76.6 15.1 | 1409 | 44.4 2.4 | 0730 | 46.6 9.7 | 88 17 | 35 22 | 5.1 | 21.5 11.5 | 1820 | W | 264 | 0.00 | 0.08 | - | - | 0 10 |
| Suscol Lower (Ranch 35) | 10/18/26 | 73.9 16.3 | 1447 | 43.9 0.7 | 0728 | 47.5 10.0 | 90 23 | 43 30 | 4.1 | 14.0 2.6 | 1345 | SSW | 210 | 0.00 | 0.15 | 0.108 0.033 | 366 6 | 0 10 |
| Suscol Mtn (Ranch 93) | 10/18/26 | 75.5 20.2 | 1425 | 50.4 14.1 | 2044 | 50.4 17.4 | 96 56 | 39 28 | 5.5 | 19.7 7.2 | 2221 | NNW | 334 | 0.00 | 0.40 | - | - | 60 10 |
| Suscol Upper (Ranch 92) | 10/18/26 | 71.8 18.1 | 1524 | 51.4 11.1 | 2110 | 50.0 16.0 | 97 54 | 39 28 | 3.2 | 15.8 5.9 | 2237 | W | 280 | 0.00 | 0.15 | - | - | 60 10 |
| Stanly (Ranch 45) | 10/18/26 | 74.0 17.9 | 1626 | 43.3 0.6 | 0334 | 47.6 6.1 | 90 4 | 39 26 | 4.8 | 15.0 4.9 | 1846 | WSW | 241 | 0.00 | 0.15 | 0.122 0.026 | 408 7 | 0 10 |
| Carneros Upper (Ranch 81) | 10/18/26 | 75.4 16.0 | 1323 | 53.7 6.9 | 2353 | 48.1 14.2 | - | - | 8.9 | 29.8 10.7 | 2049 | WSW | 254 | - | - | - | - | 0 10 |
| Carneros (Mitsuko) | 10/18/26 | 77.2 14.7 | 1407 | 38.9 0.3 | 0559 | - | - | - | - | - | - | - | - | - | - | - | 0 10 |
| Carneros Lower (Ranch 81) | 10/18/26 | 82.8 7.7 | 1343 | 43.6 0.2 | 0511 | 47.3 8.2 | 100 21 | 0 15 | 1.0 | 13.3 5.6 | 1720 | WNW | 297 | 0.00 | 0.01 | 0.012 0.013 | 0 0 | 0 10 |
| Carneros (Milton Rd) | 10/18/26 | 75.8 14.9 | 1549 | 40.4 0.9 | 0707 | 46.5 8.6 | 88 11 | 35 23 | - | - | - | - | 0.00 | 0.00 | - | - | 0 10 |
| Max | 82.8 | - | 53.7 | - | 50.4 | 100 | 43 | 8.9 | 29.8 | - | - | 0.00 | 0.45 | 0.123 | 408 | - | |
| Avg | - | - | - | - | 46.3 | - | - | 3.6 | - | - | - | - | - | - | - | - | |
| Min | 71.8 | - | 38.9 | - | 37.3 | 86 | 0 | 1.0 | 9.4 | - | - | 0.00 | 0.00 | 0.012 | 0 | - |