| 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 | 7/22/26 | 74.1 17.1 | 1625 | 53.1 10.0 | 0040 | - | - | - | - | - | - | - | 0.00 | 0.00 | - | - | 50 10 |
| Pope Valley (Weeks Lake) | 7/22/26 | 80.2 17.7 | 1602 | 52.6 10.9 | 0032 | 55.9 10.9 | 94 30 | 42 34 | 2.7 0.4 | 16.2 2.4 | 1234 | WSW | 246 | 0.00 | 0.00 | 0.190 0.032 | 592 51 | 20 20 |
| Dollarhide Base | 7/22/26 | 83.3 18.5 | 1456 | 62.1 4.3 | 0046 | 60.3 9.6 | 85 17 | 47 36 | 5.6 1.5 | 19.2 2.2 | 1402 | WSW | 240 | 0.00 | 0.00 | 0.214 0.062 | 617 3 | 30 20 |
| Dollarhide 1AS Remote | 7/22/26 | 84.1 18.1 | 1532 | 57.2 6.4 | 0101 | 59.6 9.9 | 90 24 | 43 33 | 4.9 1.9 | 17.6 2.7 | 1608 | SW | 233 | - | - | - | - | 20 20 |
| Dollarhide 16A Remote | 7/22/26 | 84.7 16.8 | 1519 | 58.3 7.2 | 0054 | 60.0 9.2 | 91 24 | 43 33 | - | - | - | - | - | - | - | - | 20 20 |
| Dollarhide 18A Remote | 7/22/26 | 81.2 18.6 | 1501 | 56.0 6.5 | 0058 | 59.0 9.1 | 92 21 | 46 36 | - | - | - | - | - | - | - | - | 20 20 |
| Hardin Rd (Eakle) | 7/22/26 | 81.7 18.2 | 1541 | 58.3 6.0 | 0101 | - | - | - | - | - | - | - | - | - | - | - | 20 20 |
| Angwin | 7/22/26 | 70.4 18.6 | 1502 | 56.4 5.3 | 0904 | 55.7 21.8 | 100 17 | 55 49 | 4.0 1.5 | 14.9 1.5 | 1545 | S | 178 | 0.00 | 0.00 | 0.022 0.043 | 0 0 | 90 10 |
| Lower Angwin (Pioneer) | 7/22/26 | 72.9 18.1 | 1508 | 46.6 12.3 | 0101 | - | - | - | 3.3 1.2 | 16.4 4.0 | 1605 | WNW | 287 | - | - | - | - | 80 10 |
| Las Posadas (Cal Fire) | 7/22/26 | 75.2 19.4 | 1511 | 58.1 6.2 | 0058 | 57.6 13.2 | 89 5 | 53 44 | 8.5 1.8 | 30.0 8.6 | 1739 | SW | 224 | 0.00 | 0.00 | 0.166 0.115 | 486 42 | - |
| Deer Park | 7/22/26 | 80.3 18.8 | 1608 | 60.0 5.8 | 0059 | 57.7 9.8 | 85 4 | 43 32 | 5.7 1.9 | 18.8 2.1 | 2020 | NW | 313 | 0.00 | 0.00 | 0.153 0.045 | 392 3 | 90 20 |
| Lower Chiles Valley (Brown) | 7/22/26 | 80.6 16.4 | 1534 | 60.7 1.3 | 0049 | 57.8 11.7 | 84 7 | 43 35 | 4.9 1.9 | 17.5 2.2 | 1647 | WNW | 291 | 0.00 | 0.00 | 0.192 0.048 | 591 5 | 50 20 |
| Moss Creek Vineyard/Reservior | 7/22/26 | 86.3 13.7 | 1603 | 61.5 4.6 | 0039 | 56.8 12.3 | 87 23 | 35 32 | - | - | - | - | 0.00 | 0.00 | - | - | 0 0 |
| Max | 86.3 | - | 62.1 | - | 60.3 | 100 | 55 | 8.5 | 30.0 | - | - | 0.00 | 0.00 | 0.214 | 617 | - | |
| Avg | - | - | - | - | 58.0 | - | - | 5.0 | - | - | - | - | - | - | - | - | |
| Min | 70.4 | - | 46.6 | - | 55.7 | 84 | 35 | 2.7 | 14.9 | - | - | 0.00 | 0.00 | 0.022 | 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 | 7/22/26 | 79.9 19.5 | 1526 | 56.9 5.9 | 0042 | 59.9 8.0 | 93 12 | 52 33 | - | - | - | - | 0.00 | 0.00 | - | - | 30 20 |
| Diamond Mtn (Schramsberg) | 7/22/26 | 78.3 19.0 | 1450 | 56.4 10.2 | 0059 | 57.1 13.4 | 93 12 | 47 32 | - | - | - | - | 0.00 | 0.00 | - | - | 90 20 |
| Diamond Mtn (McEachran) | 7/22/26 | 76.7 19.1 | 1442 | 58.9 5.9 | 0054 | 57.9 14.1 | 89 10 | 49 35 | - | - | - | - | - | - | - | - | 90 20 |
| St. Helena-North | 7/22/26 | 80.9 20.2 | 1523 | 59.5 4.5 | 0059 | 56.3 12.7 | 80 9 | 41 31 | 2.6 | 13.8 0.2 | 1620 | NW | 316 | 0.00 | 0.00 | 0.163 0.034 | 482 12 | 20 20 |
| St. Helena (NVV Office) | 7/22/26 | 82.5 18.8 | 1451 | 61.0 4.6 | 0059 | - | - | - | 2.0 | 10.4 0.9 | 1403 | W | 279 | 0.00 | 0.00 | - | - | 20 20 |
| Tiara Fria (East St. Helena) | 7/22/26 | 80.9 17.7 | 1452 | 58.8 6.0 | 0101 | 58.3 6.7 | 84 7 | 45 31 | 3.5 | 13.8 0.4 | 1654 | W | 277 | 0.00 | 0.00 | - | - | 40 20 |
| Prisoner Winery | 7/22/26 | 82.2 19.0 | 1439 | 57.3 6.2 | 0059 | 57.4 5.0 | 92 8 | 41 25 | 2.5 | 14.0 6.6 | 1554 | NW | 322 | 0.00 | 0.00 | 0.040 0.002 | 0 0 | 20 20 |
| Rutherford Hill Estate | 7/22/26 | 85.7 14.1 | 1536 | 58.5 5.9 | 0058 | 58.4 6.1 | 87 12 | 39 21 | 2.4 | 15.1 0.2 | 1411 | NW | 306 | 0.00 | 0.00 | 0.183 0.005 | 538 37 | 40 20 |
| Rutherford-North (Mee Ln) | 7/22/26 | 82.3 18.2 | 1504 | 55.0 7.7 | 0054 | 57.5 4.6 | 89 7 | 43 25 | 3.5 | 15.8 1.1 | 1731 | NW | 317 | 0.00 | 0.00 | 0.184 0.030 | 532 11 | 70 20 |
| Rutherford (STS) | 7/22/26 | 84.1 16.3 | 1406 | 55.0 7.3 | 0056 | 59.7 3.1 | 92 6 | 45 22 | 2.8 | 15.0 3.1 | 1711 | WSW | 238 | 0.00 | 0.00 | 0.204 0.015 | 616 36 | 40 20 |
| Oakville-NE (Ranch 88) | 7/22/26 | 83.3 15.9 | 1433 | 54.5 8.5 | 0054 | 56.0 4.1 | 84 7 | 39 23 | 2.0 | 12.4 2.2 | 1545 | NNW | 341 | 0.00 | 0.00 | 0.174 0.035 | 513 11 | 100 0 |
| OV561-East | 7/22/26 | 83.0 17.6 | 1606 | 56.9 7.0 | 0056 | - | - | - | - | - | - | - | - | - | - | - | 60 20 |
| Oakville | 7/22/26 | 81.7 13.8 | 1508 | 55.5 7.7 | 0054 | 57.4 4.0 | 87 6 | 43 25 | 3.5 | 16.9 1.5 | 1647 | WNW | 285 | 0.00 | 0.00 | 0.191 0.043 | 567 0 | 100 10 |
| OV518-West | 7/22/26 | 80.1 15.0 | 1424 | 55.8 6.9 | 0059 | - | - | - | - | - | - | - | - | - | - | - | 100 10 |
| To Kalon Remote (TKKE) | 7/22/26 | 83.0 17.2 | 1510 | 55.8 7.7 | 0058 | - | - | - | - | - | - | - | - | - | - | - | 40 20 |
| To Kalon | 7/22/26 | 82.0 15.5 | 1416 | 55.6 7.4 | 0049 | 58.4 4.7 | 91 14 | 43 25 | 3.2 | 15.5 0.8 | 1631 | NNW | 327 | 0.00 | 0.00 | 0.191 0.038 | 568 26 | 100 10 |
| To Kalon Remote (TKN5) | 7/22/26 | 83.5 16.3 | 1422 | 55.8 7.7 | 0048 | - | - | - | - | - | - | - | - | - | - | - | 40 20 |
| Yountville (Ranch 67) | 7/22/26 | 82.2 11.8 | 1453 | 54.2 8.3 | 0046 | 56.1 3.5 | 87 4 | 40 22 | 3.4 | 15.0 1.4 | 1406 | WSW | 246 | 0.00 | 0.00 | 0.202 0.021 | 622 56 | 100 10 |
| Stags Leap Dist (Silverado Vineyards) | 7/22/26 | 84.7 11.2 | 1529 | 54.7 8.1 | 0059 | 56.7 4.2 | 88 6 | 39 22 | 2.2 | 11.8 3.9 | 1145 | S | 178 | 0.00 | 0.00 | 0.189 0.027 | 594 70 | 90 10 |
| Borreo (Soda Canyon) | 7/22/26 | 81.4 11.9 | 1451 | 53.0 9.3 | 0059 | 56.1 6.5 | 92 13 | 41 28 | 2.3 | 13.8 2.2 | 1450 | SSW | 209 | 0.00 | 0.00 | 0.199 0.018 | 627 30 | 90 10 |
| Wappo Hill Floor | 7/22/26 | 85.1 10.5 | 1526 | 56.1 6.8 | 0101 | 57.5 3.4 | 89 6 | 39 20 | 3.6 | 20.1 8.5 | 1351 | SSW | 206 | 0.00 | 0.00 | 0.211 0.011 | 611 50 | 100 10 |
| Stags Leap Dist (Chimney Rock) | 7/22/26 | 84.6 10.7 | 1502 | 54.6 8.6 | 0101 | 59.6 2.6 | 91 5 | 45 21 | 3.3 | 13.4 0.7 | 1451 | SW | 228 | 0.00 | 0.00 | 0.189 0.021 | 562 42 | 100 10 |
| Yountville-South (Ranch 87) | 7/22/26 | 84.3 11.3 | 1458 | 55.2 7.1 | 0058 | 58.2 3.1 | 91 5 | 40 21 | 2.2 | 14.3 0.8 | 1306 | SW | 220 | 0.00 | 0.00 | 0.192 0.007 | 592 55 | 70 10 |
| Yountville-SE (Ranch 85) | 7/22/26 | 85.0 9.8 | 1456 | 56.3 7.2 | 0052 | 58.4 3.2 | 90 5 | 40 20 | 2.8 | 13.7 1.3 | 1737 | N | 349 | 0.00 | 0.00 | - | 0 0 | 100 10 |
| Oak Knoll-East (Ranch 53) | 7/22/26 | 83.5 10.7 | 1622 | 56.0 7.3 | 0101 | 57.2 3.6 | 86 3 | 39 21 | 2.8 | 13.7 1.5 | 1424 | SSW | 192 | 0.00 | 0.00 | 0.190 0.031 | 570 10 | 100 20 |
| Napa-NW (Ranch 54) | 7/22/26 | 84.9 11.7 | 1506 | 56.9 5.5 | 0059 | 56.9 4.0 | 87 9 | 38 23 | 1.8 | 12.9 5.7 | 1633 | SW | 232 | 0.00 | 0.00 | - | 0 0 | 90 20 |
| Napa-North (Ranch 29) | 7/22/26 | 80.6 10.7 | 1430 | 58.6 4.9 | 0059 | 58.3 3.6 | 87 4 | 47 28 | 2.8 | 16.2 0.9 | 1524 | SSW | 199 | 0.00 | 0.00 | 0.152 0.013 | 440 45 | 100 10 |
| Max | 85.7 | - | 61.0 | - | 59.9 | 93 | 52 | 3.6 | 20.1 | - | - | 0.00 | 0.00 | 0.211 | 627 | - | |
| Avg | - | - | - | - | 57.7 | - | - | 2.8 | - | - | - | - | - | - | - | - | |
| Min | 76.7 | - | 53.0 | - | 56.0 | 80 | 38 | 1.8 | 10.4 | - | - | 0.00 | 0.00 | 0.040 | 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 | 7/22/26 | 76.2 16.9 | 1447 | 57.3 7.3 | 0055 | 56.5 20.5 | 92 30 | 49 45 | 1.6 | 16.0 4.3 | 1357 | S | 180 | 0.00 | 0.00 | 0.150 0.078 | 511 144 | 90 10 |
| Mount George (Napa East) | 7/22/26 | 80.7 16.3 | 1641 | 58.4 9.3 | 0042 | 59.5 4.4 | 93 7 | 46 29 | 2.5 | 13.2 1.5 | 1432 | SE | 144 | 0.00 | 0.00 | 0.177 0.032 | 557 20 | 100 0 |
| Napa-East (Palmaz 300') | 7/22/26 | 83.5 13.8 | 1624 | 55.2 7.8 | 0059 | 57.9 5.9 | 92 9 | 42 27 | 2.8 | 14.6 2.0 | 1506 | SW | 234 | 0.00 | 0.00 | 0.174 0.019 | 520 14 | 100 20 |
| Napa-East (Palmaz 1200') | 7/3/26 | 79.0 6.0 | 1616 | 49.0 3.8 | 0539 | 47.1 0.2 | 100 0 | 45 38 | 2.0 | 12.7 4.5 | 1533 | NW | 313 | - | - | 0.192 0.009 | 656 3 | 30 20 |
| Napa-East (Palmaz 1400') | 7/22/26 | 75.7 15.5 | 1426 | 54.3 9.1 | 0038 | 57.8 11.4 | 100 28 | 54 39 | 3.6 | 18.5 5.2 | 1314 | W | 259 | 0.00 | 0.00 | 0.159 0.062 | 542 38 | 100 10 |
| Wooden Valley | 7/22/26 | 79.8 15.2 | 1459 | 60.6 4.8 | 0040 | 56.4 12.9 | 82 25 | 44 36 | 4.6 | 18.3 2.9 | 1410 | SSW | 209 | 0.00 | 0.00 | 0.191 0.057 | 591 3 | 100 10 |
| Napa-West Upper (Truchard) | 7/22/26 | 83.9 11.5 | 1446 | 55.7 6.2 | 0059 | 58.4 4.3 | 100 14 | 39 22 | 4.5 | 18.3 4.0 | 1555 | SW | 216 | 0.00 | 0.00 | 0.186 0.045 | 522 39 | 100 10 |
| Napa-West Lower (Truchard) | 7/22/26 | 84.9 9.0 | 1439 | 51.9 8.1 | 0059 | 57.4 3.8 | 90 4 | 38 21 | - | - | - | - | - | - | - | - | 100 10 |
| Napa-South (Toyon Farms) | 7/22/26 | 80.4 12.7 | 1547 | 58.0 3.9 | 0057 | 60.3 2.7 | 93 5 | 52 28 | 5.9 | 17.3 3.5 | 1508 | S | 170 | 0.00 | 0.00 | 0.111 0.035 | 321 25 | 100 10 |
| Toyon Remote 1 | 7/22/26 | 85.1 7.1 | 1551 | 55.7 4.4 | 0100 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 7/22/26 | 81.5 10.2 | 1547 | 57.8 3.4 | 0058 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 7/22/26 | 84.9 7.2 | 1559 | 56.9 3.8 | 0059 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 7/22/26 | 81.1 10.2 | 1532 | 57.8 3.8 | 0058 | 57.6 4.4 | 89 5 | 44 28 | 3.0 | 16.0 2.0 | 1710 | WNW | 291 | 0.00 | 0.00 | 0.168 0.052 | 522 67 | 100 10 |
| Carneros (Saintsbury) | 7/22/26 | 79.7 11.3 | 1542 | 56.5 4.0 | 0053 | 57.7 4.7 | 91 6 | 47 29 | 7.4 | 20.2 3.4 | 1830 | WSW | 241 | 0.00 | 0.00 | - | - | 100 10 |
| Suscol Lower (Ranch 35) | 7/22/26 | 80.9 11.4 | 1613 | 56.8 5.0 | 0046 | 57.5 6.8 | 92 9 | 43 29 | 6.7 | 20.0 2.1 | 1542 | SW | 223 | 0.00 | 0.00 | 0.183 0.061 | 513 27 | 100 10 |
| Suscol Mtn (Ranch 93) | 7/22/26 | 80.5 16.0 | 1454 | 55.6 6.3 | 0027 | 58.0 8.4 | 98 7 | 50 37 | 10.2 | 25.9 8.8 | 1750 | NW | 316 | 0.00 | 0.00 | - | - | 100 10 |
| Suscol Upper (Ranch 92) | 7/22/26 | 76.7 14.7 | 1639 | 56.0 6.2 | 0051 | 51.6 1.8 | 100 10 | 0 13 | 8.3 | 24.6 8.8 | 1755 | SSW | 199 | 0.00 | 0.00 | - | - | 70 20 |
| Stanly (Ranch 45) | 7/22/26 | 79.5 10.5 | 1611 | 57.7 4.3 | 0058 | 57.9 4.5 | 88 4 | 46 26 | 8.2 | 21.4 2.7 | 2013 | W | 273 | 0.00 | 0.00 | 0.209 0.048 | 627 14 | 100 20 |
| Carneros Upper (Ranch 81) | 7/22/26 | 79.0 15.0 | 1449 | 57.4 5.6 | 0059 | 57.5 7.2 | - | - | 10.1 | 28.0 8.8 | 1812 | WSW | 247 | - | - | - | - | 100 10 |
| Carneros (Mitsuko) | 7/22/26 | 80.2 10.1 | 1538 | 58.0 2.2 | 0036 | - | - | - | - | - | - | - | - | - | - | - | 100 10 |
| Carneros Lower (Ranch 81) | 7/22/26 | 84.9 7.5 | 1544 | 57.9 4.1 | 0058 | 58.6 5.7 | 91 8 | 41 20 | 1.3 | 14.3 0.6 | 0317 | S | 169 | 0.00 | 0.00 | 0.160 0.045 | 503 39 | 100 10 |
| Carneros (Milton Rd) | 7/22/26 | 79.9 10.8 | 1553 | 58.9 2.3 | 0058 | 58.1 4.9 | 89 5 | 45 28 | - | - | - | - | 0.00 | 0.00 | - | - | 100 0 |
| Max | 85.1 | - | 60.6 | - | 60.3 | 100 | 54 | 10.2 | 28.0 | - | - | 0.00 | 0.00 | 0.209 | 627 | - | |
| Avg | - | - | - | - | 57.6 | - | - | 5.4 | - | - | - | - | - | - | - | - | |
| Min | 75.7 | - | 51.9 | - | 51.6 | 82 | 0 | 1.3 | 13.2 | - | - | 0.00 | 0.00 | 0.111 | 321 | - |