| 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 | 8/10/26 | 94.6 4.3 | 1143 | 56.8 5.1 | 0039 | - | - | - | - | - | - | - | 0.00 | 0.00 | - | - | 0 0 |
| Pope Valley (Weeks Lake) | 8/10/26 | 93.9 9.5 | 1556 | 48.8 2.8 | 0508 | 52.9 0.8 | 100 5 | 24 9 | 1.9 0.4 | 12.7 0.0 | 1320 | SE | 138 | 0.00 | 0.00 | 0.208 0.009 | 579 7 | 0 0 |
| Dollarhide Base | 8/10/26 | 95.4 10.7 | 1418 | 53.5 3.2 | 0633 | 57.1 1.3 | 96 3 | 30 9 | 3.5 0.8 | 16.5 0.6 | 1617 | SSW | 196 | 0.00 | 0.00 | 0.246 0.014 | 649 4 | 0 0 |
| Dollarhide 1AS Remote | 8/10/26 | 96.2 10.9 | 1315 | 50.7 2.4 | 0618 | 56.1 0.6 | 92 1 | 29 10 | 3.8 1.1 | 18.4 2.2 | 1602 | S | 185 | - | - | - | - | 0 0 |
| Dollarhide 16A Remote | 8/10/26 | 93.4 12.2 | 1459 | 53.6 2.7 | 0607 | 57.3 1.2 | 97 2 | 33 11 | - | - | - | - | - | - | - | - | 0 0 |
| Dollarhide 18A Remote | 8/10/26 | 92.9 11.5 | 1522 | 49.0 3.0 | 0550 | 55.4 1.5 | 98 1 | 31 9 | - | - | - | - | - | - | - | - | 0 0 |
| Hardin Rd (Eakle) | 8/10/26 | 94.8 8.8 | 1506 | 51.4 3.3 | 0613 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Angwin | 8/10/26 | 85.5 10.0 | 1556 | 68.7 6.9 | 2019 | 46.9 4.8 | 57 24 | 13 3 | 2.9 1.0 | 12.8 0.3 | 1506 | SE | 146 | 0.00 | 0.00 | 0.065 0.037 | 0 0 | 100 0 |
| Lower Angwin (Pioneer) | 8/10/26 | 85.9 9.3 | 1510 | 47.4 2.4 | 0604 | - | - | - | 2.0 0.4 | 13.0 0.2 | 1732 | WSW | 241 | - | - | - | - | 20 20 |
| Las Posadas (Cal Fire) | 8/10/26 | 87.1 10.6 | 1524 | 51.5 3.0 | 0502 | 54.5 0.4 | 99 7 | 38 16 | 9.0 1.6 | 22.6 2.0 | 1740 | SW | 226 | 0.00 | 0.00 | 0.225 0.051 | 592 13 | - |
| Deer Park | 8/10/26 | 88.2 10.7 | 1541 | 54.6 1.5 | 0637 | 54.9 0.5 | 97 2 | 35 9 | 4.0 0.7 | 12.6 1.8 | 1808 | SSE | 150 | 0.00 | 0.00 | 0.161 0.026 | 407 27 | 0 0 |
| Lower Chiles Valley (Brown) | 8/10/26 | 89.9 9.5 | 1631 | 54.3 0.4 | 0617 | 54.6 0.1 | 100 0 | 30 9 | 3.7 0.5 | 17.6 1.1 | 1425 | WNW | 288 | 0.00 | 0.00 | 0.212 0.030 | 627 10 | 0 0 |
| Moss Creek Vineyard/Reservior | 8/10/26 | 95.5 10.6 | 1232 | 53.4 3.4 | 0623 | 52.8 1.8 | 93 4 | 21 6 | - | - | - | - | 0.00 | 0.00 | - | - | 0 0 |
| Max | 96.2 | - | 68.7 | - | 57.3 | 100 | 38 | 9.0 | 22.6 | - | - | 0.00 | 0.00 | 0.246 | 649 | - | |
| Avg | - | - | - | - | 54.3 | - | - | 3.9 | - | - | - | - | - | - | - | - | |
| Min | 85.5 | - | 47.4 | - | 46.9 | 57 | 13 | 1.9 | 12.6 | - | - | 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 | 8/10/26 | 97.2 8.4 | 1508 | 55.4 3.4 | 0224 | 57.2 0.6 | 96 1 | 30 9 | - | - | - | - | 0.00 | 0.00 | - | - | 0 0 |
| Diamond Mtn (Schramsberg) | 8/10/26 | 88.3 13.2 | 1551 | 53.7 0.8 | 0634 | 55.2 0.5 | 100 0 | 32 18 | - | - | - | - | 0.00 | 0.00 | - | - | 0 0 |
| Diamond Mtn (McEachran) | 8/10/26 | 89.2 11.4 | 1529 | 56.0 1.9 | 0747 | 55.8 0.9 | 96 0 | 35 11 | - | - | - | - | - | - | - | - | 0 0 |
| St. Helena-North | 8/10/26 | 89.3 10.3 | 1514 | 57.3 4.6 | 0649 | 53.9 0.2 | 86 2 | 31 8 | 4.5 | 14.7 0.2 | 1554 | SSE | 148 | 0.00 | 0.00 | 0.200 0.029 | 518 37 | 0 0 |
| St. Helena (NVV Office) | 8/10/26 | 87.0 11.1 | 1453 | 57.7 4.2 | 0607 | - | - | - | 2.0 | 9.5 1.3 | 1746 | E | 87 | 0.00 | 0.00 | - | - | 0 0 |
| Tiara Fria (East St. Helena) | 8/10/26 | 84.4 9.9 | 1441 | 57.8 6.5 | 0456 | 55.6 0.0 | 88 1 | 40 8 | 2.7 | 11.9 0.4 | 1825 | SE | 134 | 0.00 | 0.00 | - | - | 20 20 |
| Prisoner Winery | 8/10/26 | 88.4 10.0 | 1534 | 54.2 3.9 | 0035 | 55.3 0.6 | 96 2 | 35 6 | 1.5 | 9.8 0.7 | 1525 | E | 97 | 0.00 | 0.00 | 0.026 0.019 | 22 24 | 0 0 |
| Rutherford Hill Estate | 8/10/26 | 86.3 9.1 | 1521 | 55.1 1.5 | 0147 | 55.3 1.0 | 94 6 | 37 6 | 1.6 | 11.6 2.9 | 1625 | S | 177 | 0.00 | 0.00 | 0.173 0.011 | 536 6 | 0 0 |
| Rutherford-North (Mee Ln) | 8/10/26 | 83.7 9.8 | 1508 | 51.4 3.0 | 0223 | 54.7 0.1 | 92 1 | 40 7 | 3.6 | 17.5 1.5 | 1638 | SE | 135 | 0.00 | 0.00 | 0.180 0.019 | 503 24 | 20 20 |
| Rutherford (STS) | 8/10/26 | 86.7 10.2 | 1504 | 52.8 3.7 | 0222 | 57.1 0.2 | 91 0 | 43 7 | 2.5 | 14.7 2.5 | 1528 | ENE | 77 | 0.00 | 0.00 | 0.200 0.019 | 608 31 | 0 0 |
| Oakville-NE (Ranch 88) | 8/10/26 | 84.9 8.9 | 1428 | 51.2 2.4 | 0213 | 53.5 0.3 | 88 0 | 37 6 | 3.0 | 18.4 1.2 | 1436 | S | 186 | 0.00 | 0.00 | 0.194 0.013 | 555 22 | 100 10 |
| OV561-East | 8/10/26 | 85.5 9.0 | 1707 | 54.1 3.0 | 0227 | - | - | - | - | - | - | - | - | - | - | - | 20 20 |
| Oakville | 8/10/26 | 80.6 9.4 | 1557 | 52.2 2.7 | 0213 | 54.6 0.0 | 91 0 | 43 7 | 4.4 | 19.9 0.1 | 1538 | ESE | 123 | 0.00 | 0.00 | 0.202 0.017 | 605 14 | 70 20 |
| OV518-West | 8/10/26 | 81.1 8.4 | 1511 | 53.4 3.5 | 0219 | - | - | - | - | - | - | - | - | - | - | - | 70 20 |
| To Kalon Remote (TKKE) | 8/10/26 | 85.5 9.3 | 1504 | 52.8 2.6 | 0217 | - | - | - | - | - | - | - | - | - | - | - | 20 20 |
| To Kalon | 8/10/26 | 82.8 8.8 | 1516 | 52.9 2.2 | 0208 | 55.7 0.5 | 93 2 | 42 6 | 4.1 | 17.1 0.3 | 1600 | SE | 143 | 0.00 | 0.00 | 0.197 0.020 | 576 30 | 20 20 |
| To Kalon Remote (TKN5) | 8/10/26 | 84.4 10.3 | 1407 | 53.2 2.5 | 0204 | - | - | - | - | - | - | - | - | - | - | - | 20 20 |
| Yountville (Ranch 67) | 8/10/26 | 79.9 8.6 | 1503 | 53.3 4.0 | 0215 | 53.9 0.1 | 90 1 | 42 6 | 4.7 | 17.4 0.8 | 1557 | SE | 136 | 0.00 | 0.00 | 0.198 0.025 | 636 34 | 100 10 |
| Stags Leap Dist (Silverado Vineyards) | 8/10/26 | 80.3 9.0 | 1613 | 52.2 2.1 | 0204 | 54.0 0.0 | 92 2 | 41 7 | 3.8 | 18.2 1.2 | 1556 | SSE | 161 | 0.00 | 0.00 | 0.190 0.029 | 573 45 | 90 10 |
| Borreo (Soda Canyon) | 8/10/26 | 78.7 11.0 | 1547 | 51.7 2.6 | 0050 | 53.2 0.0 | 94 2 | 42 10 | 2.0 | 10.4 0.5 | 1245 | S | 178 | 0.00 | 0.00 | 0.188 0.024 | 626 27 | 90 10 |
| Wappo Hill Floor | 8/10/26 | 81.3 8.5 | 1613 | 54.5 5.8 | 0204 | 55.4 0.2 | 100 0 | 43 5 | 3.4 | 13.6 0.3 | 1610 | ESE | 107 | 0.00 | 0.00 | 0.187 0.024 | 579 50 | 50 20 |
| Stags Leap Dist (Chimney Rock) | 8/10/26 | 80.5 8.7 | 1509 | 56.5 7.5 | 0452 | 56.9 0.3 | 92 6 | 49 6 | 3.2 | 12.6 0.7 | 1637 | SE | 124 | 0.00 | 0.00 | 0.165 0.023 | 519 42 | 100 10 |
| Yountville-South (Ranch 87) | 8/10/26 | 82.3 8.3 | 1521 | 53.5 3.5 | 0202 | 55.4 0.1 | 92 5 | 42 4 | 2.0 | 12.8 1.2 | 1502 | S | 187 | 0.00 | 0.00 | 0.180 0.017 | 574 34 | 20 20 |
| Yountville-SE (Ranch 85) | 8/10/26 | 79.4 8.4 | 1615 | 54.3 3.8 | 0203 | 55.8 0.3 | 94 1 | 46 6 | 3.3 | 13.5 0.9 | 1507 | S | 176 | 0.00 | 0.00 | - | 0 0 | 100 10 |
| Oak Knoll-East (Ranch 53) | 8/10/26 | 79.3 9.1 | 1542 | 50.5 0.2 | 0511 | 53.9 1.0 | 91 0 | 43 6 | 2.5 | 14.8 0.7 | 1430 | SE | 140 | 0.00 | 0.00 | 0.185 0.025 | 604 44 | 50 20 |
| Napa-NW (Ranch 54) | 8/10/26 | 81.2 10.1 | 1558 | 50.2 0.7 | 0535 | 54.3 0.8 | 92 0 | 42 7 | 0.6 | 6.6 0.2 | 1603 | ESE | 116 | 0.00 | 0.00 | - | 0 0 | 30 20 |
| Napa-North (Ranch 29) | 8/10/26 | 77.8 7.2 | 1636 | 51.9 0.1 | 0518 | 55.6 0.8 | 100 0 | 47 6 | 2.0 | 12.2 1.0 | 1647 | SSE | 158 | 0.00 | 0.00 | 0.125 0.008 | 382 5 | 100 0 |
| Max | 97.2 | - | 57.8 | - | 57.2 | 100 | 49 | 4.7 | 19.9 | - | - | 0.00 | 0.00 | 0.202 | 636 | - | |
| Avg | - | - | - | - | 55.1 | - | - | 2.9 | - | - | - | - | - | - | - | - | |
| Min | 77.8 | - | 50.2 | - | 53.2 | 86 | 30 | 0.6 | 6.6 | - | - | 0.00 | 0.00 | 0.026 | 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 | 8/10/26 | 86.0 6.9 | 1600 | 51.0 8.1 | 0652 | 53.8 0.8 | 100 14 | 36 13 | 1.6 | 13.5 2.2 | 1453 | S | 172 | 0.00 | 0.00 | 0.253 0.046 | 977 3 | 30 20 |
| Mount George (Napa East) | 8/10/26 | 77.6 9.5 | 1604 | 52.9 1.9 | 0053 | 54.4 0.1 | 91 4 | 45 8 | 2.0 | 11.6 1.3 | 1519 | WSW | 241 | 0.00 | 0.00 | 0.171 0.022 | 570 41 | 100 10 |
| Napa-East (Palmaz 300') | 8/10/26 | 81.4 10.9 | 1524 | 54.1 2.4 | 0059 | 54.5 0.5 | 93 7 | 41 10 | 1.4 | 11.2 1.2 | 1603 | SW | 236 | 0.00 | 0.00 | 0.156 0.022 | 483 34 | 30 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') | 8/10/26 | 76.5 12.5 | 1439 | 52.1 2.0 | 0551 | 54.2 1.4 | 100 0 | 49 14 | 3.4 | 14.5 3.7 | 1615 | WSW | 245 | 0.00 | 0.00 | 0.175 0.034 | 600 18 | 80 10 |
| Wooden Valley | 8/10/26 | 83.4 10.3 | 1447 | 55.6 0.2 | 0613 | 52.3 1.0 | 86 0 | 35 10 | 5.1 | 17.5 2.5 | 1621 | WSW | 251 | 0.00 | 0.00 | 0.207 0.029 | 634 1 | 20 20 |
| Napa-West Upper (Truchard) | 8/10/26 | 79.8 7.4 | 1447 | 52.8 1.9 | 0452 | 28.0 7.3 | 100 0 | 0 0 | 3.2 | 14.2 0.2 | 1656 | SE | 138 | 0.00 | 0.00 | 0.191 0.019 | 602 27 | 100 10 |
| Napa-West Lower (Truchard) | 8/10/26 | 79.2 7.0 | 1452 | 45.3 0.3 | 0441 | 52.6 0.5 | 94 0 | 43 3 | - | - | - | - | - | - | - | - | 100 10 |
| Napa-South (Toyon Farms) | 8/10/26 | 77.1 7.8 | 1453 | 53.4 1.8 | 0430 | 56.9 0.8 | 100 0 | 53 4 | 3.9 | 14.6 0.2 | 1607 | SSE | 166 | 0.00 | 0.00 | 0.099 0.008 | 310 4 | 100 0 |
| Toyon Remote 1 | 8/10/26 | 77.0 8.1 | 1454 | 47.9 1.0 | 0430 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 8/10/26 | 76.0 8.0 | 1448 | 47.6 0.8 | 0441 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 8/10/26 | 77.6 7.3 | 1444 | 48.6 2.0 | 0444 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 8/10/26 | 76.5 7.0 | 1521 | 50.3 2.5 | 0412 | 53.8 0.4 | 95 0 | 46 3 | 2.9 | 14.3 0.6 | 1702 | SE | 136 | 0.00 | 0.00 | 0.176 0.020 | 597 24 | 100 0 |
| Carneros (Saintsbury) | 8/10/26 | 74.9 7.5 | 1452 | 47.2 0.8 | 0440 | 53.5 0.7 | 100 0 | 50 5 | 4.7 | 17.4 1.7 | 1739 | SSE | 151 | 0.00 | 0.00 | - | - | 90 10 |
| Suscol Lower (Ranch 35) | 8/10/26 | 77.3 6.7 | 1616 | 53.0 0.7 | 0426 | 54.2 1.1 | 100 0 | 44 4 | 5.3 | 18.6 2.4 | 1236 | SSE | 162 | 0.00 | 0.00 | 0.172 0.019 | 533 42 | 100 0 |
| Suscol Mtn (Ranch 93) | 8/10/26 | 79.9 9.4 | 1452 | 54.5 1.2 | 0420 | 55.3 0.4 | 97 3 | 44 6 | 4.3 | 17.0 3.9 | 1439 | W | 279 | 0.00 | 0.00 | - | - | 100 10 |
| Suscol Upper (Ranch 92) | 8/10/26 | 76.4 9.1 | 1507 | 55.2 1.2 | 0059 | 13.9 6.2 | 100 0 | 0 0 | 2.7 | 14.8 0.4 | 1631 | SSW | 206 | 0.00 | 0.00 | - | - | 90 10 |
| Stanly (Ranch 45) | 8/10/26 | 75.6 5.8 | 1502 | 47.9 2.5 | 0423 | 54.0 1.0 | 94 2 | 50 4 | 6.0 | 19.0 1.5 | 1718 | WNW | 289 | 0.00 | 0.00 | 0.186 0.017 | 608 30 | 100 0 |
| Carneros Upper (Ranch 81) | 8/10/26 | 78.7 7.6 | 1525 | 54.0 1.8 | 0047 | 53.9 15.0 | - | - | 4.8 | 18.8 3.3 | 1623 | SW | 216 | - | - | - | - | 100 0 |
| Carneros (Mitsuko) | 8/10/26 | 75.5 6.8 | 1513 | 47.1 0.2 | 0435 | - | - | - | - | - | - | - | - | - | - | - | 100 0 |
| Carneros Lower (Ranch 81) | 8/10/26 | 77.4 7.9 | 1536 | 49.2 3.2 | 0441 | 53.6 1.7 | 100 0 | 0 0 | 2.4 | 15.3 3.1 | 1551 | SSE | 167 | 0.00 | 0.00 | 0.178 0.014 | 593 16 | 100 0 |
| Carneros (Milton Rd) | 8/10/26 | 74.3 7.7 | 1412 | 49.5 0.3 | 0424 | 53.9 1.0 | 92 1 | 52 5 | - | - | - | - | 0.00 | 0.00 | - | - | 100 0 |
| Max | 86.0 | - | 55.6 | - | 56.9 | 100 | 53 | 6.0 | 19.0 | - | - | 0.00 | 0.00 | 0.253 | 977 | - | |
| Avg | - | - | - | - | 50.2 | - | - | 3.6 | - | - | - | - | - | - | - | - | |
| Min | 74.3 | - | 45.3 | - | 13.9 | 86 | 0 | 1.4 | 11.2 | - | - | 0.00 | 0.00 | 0.099 | 310 | - |