| 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 | 7/19/26 | 90.6 3.1 | 1228 | 52.8 1.6 | 0441 | - | - | - | - | - | - | - | 0.00 | 0.00 | - | - | 50 10 |
| Pope Valley (Weeks Lake) | 7/19/26 | 96.1 4.1 | 1515 | 45.8 1.1 | 0537 | 46.5 0.5 | 93 7 | 10 2 | 1.8 0.1 | 11.4 0.7 | 1535 | WSW | 244 | 0.00 | 0.00 | 0.198 0.024 | 529 112 | 0 0 |
| Dollarhide Base | 7/19/26 | 99.6 5.3 | 1516 | 52.6 0.4 | 0531 | 53.2 0.4 | 95 2 | 15 5 | 3.0 0.5 | 14.2 0.2 | 1537 | WSW | 253 | 0.00 | 0.00 | 0.233 0.032 | 591 151 | 0 0 |
| Dollarhide 1AS Remote | 7/19/26 | 100.9 5.2 | 1534 | 48.2 1.2 | 0453 | 51.2 0.0 | 89 3 | 11 7 | 2.8 0.1 | 15.7 1.0 | 2036 | S | 175 | - | - | - | - | 0 0 |
| Dollarhide 16A Remote | 7/19/26 | 100.5 5.5 | 1406 | 52.5 1.3 | 0508 | 53.2 0.2 | 93 3 | 12 6 | - | - | - | - | - | - | - | - | 0 0 |
| Dollarhide 18A Remote | 7/19/26 | 96.9 4.5 | 1558 | 46.7 2.2 | 0456 | 50.4 0.3 | 94 2 | 15 5 | - | - | - | - | - | - | - | - | 0 0 |
| Hardin Rd (Eakle) | 7/19/26 | 96.9 2.5 | 1516 | 50.4 1.2 | 0537 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Angwin | 7/19/26 | 86.1 3.0 | 1503 | 66.2 2.2 | 0528 | 38.0 3.5 | 58 10 | 5 0 | 3.0 0.4 | 11.2 0.7 | 1337 | SE | 146 | 0.00 | 0.00 | 0.072 0.015 | 0 0 | 100 0 |
| Lower Angwin (Pioneer) | 7/19/26 | 88.1 2.8 | 1508 | 42.8 1.2 | 0132 | - | - | - | 1.9 0.1 | 9.9 0.2 | 1523 | W | 276 | - | - | - | - | 80 10 |
| Las Posadas (Cal Fire) | 7/19/26 | 90.6 3.9 | 1540 | 48.0 1.2 | 0543 | 52.1 0.4 | 98 1 | 16 10 | 6.7 2.2 | 18.5 0.0 | 2207 | SSW | 206 | 0.00 | 0.00 | 0.218 0.020 | 533 106 | - |
| Deer Park | 7/19/26 | 90.1 0.1 | 1616 | 51.6 0.7 | 0420 | 53.4 0.7 | 94 1 | 31 1 | 3.3 0.3 | 11.8 0.4 | 1908 | SSE | 153 | 0.00 | 0.00 | 0.164 0.005 | 405 50 | 60 10 |
| Lower Chiles Valley (Brown) | 7/19/26 | 91.7 2.6 | 1545 | 51.6 0.4 | 0552 | 52.2 1.4 | 100 5 | 11 6 | 4.3 0.8 | 14.3 0.9 | 1351 | WNW | 285 | 0.00 | 0.00 | 0.205 0.016 | 564 109 | 20 10 |
| Moss Creek Vineyard/Reservior | 7/19/26 | 97.5 2.9 | 1501 | 51.4 1.5 | 0628 | 49.6 1.0 | 89 4 | 16 6 | - | - | - | - | 0.00 | 0.00 | - | - | 0 0 |
| Max | 100.9 | - | 66.2 | - | 53.4 | 100 | 31 | 6.7 | 18.5 | - | - | 0.00 | 0.00 | 0.233 | 591 | - | |
| Avg | - | - | - | - | 50.0 | - | - | 3.4 | - | - | - | - | - | - | - | - | |
| Min | 86.1 | - | 42.8 | - | 38.0 | 58 | 5 | 1.8 | 9.9 | - | - | 0.00 | 0.00 | 0.072 | 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 | 7/19/26 | 94.9 4.0 | 1445 | 49.8 1.2 | 0437 | 54.2 0.9 | 96 2 | 27 0 | - | - | - | - | 0.00 | 0.00 | - | - | 0 0 |
| Diamond Mtn (Schramsberg) | 7/19/26 | 90.6 2.8 | 1623 | 50.7 0.5 | 0610 | 52.9 2.7 | 100 0 | 28 8 | - | - | - | - | 0.00 | 0.00 | - | - | 60 10 |
| Diamond Mtn (McEachran) | 7/19/26 | 92.2 4.2 | 1622 | 52.0 0.3 | 0650 | 53.6 3.2 | 95 2 | 27 9 | - | - | - | - | - | - | - | - | 60 10 |
| St. Helena-North | 7/19/26 | 91.6 0.4 | 1618 | 52.5 0.2 | 0337 | 52.0 1.1 | 83 0 | 27 10 | 3.2 | 12.7 1.1 | 1628 | SSE | 159 | 0.00 | 0.00 | 0.200 0.000 | 506 75 | 0 0 |
| St. Helena (NVV Office) | 7/19/26 | 90.2 0.3 | 1615 | 54.8 0.1 | 0554 | - | - | - | 1.8 | 9.3 1.7 | 1347 | E | 85 | 0.00 | 0.00 | - | - | 10 10 |
| Tiara Fria (East St. Helena) | 7/19/26 | 87.0 0.5 | 1606 | 53.8 0.4 | 0234 | 54.4 0.9 | 90 3 | 36 1 | 2.4 | 10.6 0.2 | 1902 | SE | 131 | 0.00 | 0.00 | - | - | 40 10 |
| Prisoner Winery | 7/19/26 | 91.7 1.3 | 1535 | 49.6 0.8 | 0308 | 54.2 0.6 | 97 2 | 32 1 | 1.3 | 7.8 0.0 | 1607 | SSE | 153 | 0.00 | 0.00 | 0.156 0.042 | 462 150 | 10 10 |
| Rutherford Hill Estate | 7/19/26 | 88.9 0.2 | 1508 | 52.9 0.4 | 0511 | 54.2 0.9 | 93 2 | 32 1 | 1.4 | 11.2 2.2 | 1701 | SSW | 205 | 0.00 | 0.00 | 0.157 0.019 | 474 70 | 40 10 |
| Rutherford-North (Mee Ln) | 7/19/26 | 87.0 0.6 | 1536 | 47.9 1.5 | 0424 | 53.5 0.5 | 93 1 | 35 2 | 3.0 | 14.9 0.9 | 1925 | SSE | 159 | 0.00 | 0.00 | 0.177 0.019 | 487 84 | 70 20 |
| Rutherford (STS) | 7/19/26 | 88.9 0.6 | 1528 | 47.8 2.4 | 0440 | 56.1 0.3 | 92 0 | 41 0 | 2.2 | 11.8 1.4 | 1538 | ESE | 108 | 0.00 | 0.00 | 0.179 0.027 | 532 98 | 40 10 |
| Oakville-NE (Ranch 88) | 7/19/26 | 87.8 0.3 | 1516 | 49.6 0.0 | 0334 | 52.7 0.9 | 88 0 | 34 0 | 2.4 | 14.5 0.1 | 1945 | S | 186 | 0.00 | 0.00 | 0.175 0.023 | 492 86 | 100 0 |
| OV561-East | 7/19/26 | 86.3 2.7 | 1522 | 52.6 0.5 | 0256 | - | - | - | - | - | - | - | - | - | - | - | 60 10 |
| Oakville | 7/19/26 | 83.3 0.9 | 1531 | 52.2 0.7 | 0354 | 54.1 1.0 | 91 0 | 42 2 | 3.6 | 16.7 1.3 | 1641 | SE | 144 | 0.00 | 0.00 | 0.184 0.027 | 530 105 | 100 0 |
| OV518-West | 7/19/26 | 82.7 0.5 | 1517 | 51.7 0.6 | 0334 | - | - | - | - | - | - | - | - | - | - | - | 100 0 |
| To Kalon Remote (TKKE) | 7/19/26 | 88.2 0.8 | 1531 | 49.9 1.0 | 0335 | - | - | - | - | - | - | - | - | - | - | - | 40 10 |
| To Kalon | 7/19/26 | 84.6 0.3 | 1539 | 50.0 0.4 | 0416 | 54.8 0.7 | 94 0 | 41 1 | 3.3 | 16.4 0.6 | 1614 | SSE | 150 | 0.00 | 0.00 | 0.178 0.023 | 498 89 | 100 10 |
| To Kalon Remote (TKN5) | 7/19/26 | 88.0 0.3 | 1529 | 50.5 1.0 | 0340 | - | - | - | - | - | - | - | - | - | - | - | 40 10 |
| Yountville (Ranch 67) | 7/19/26 | 82.5 0.1 | 1517 | 52.8 0.3 | 0145 | 53.3 1.0 | 90 2 | 41 0 | 4.0 | 15.2 1.5 | 1916 | SSE | 160 | 0.00 | 0.00 | 0.190 0.015 | 588 75 | 100 0 |
| Stags Leap Dist (Silverado Vineyards) | 7/19/26 | 82.9 0.0 | 1525 | 52.4 1.7 | 0252 | 53.4 0.9 | 91 4 | 39 0 | 3.5 | 16.3 1.4 | 1851 | SE | 145 | 0.00 | 0.00 | 0.187 0.011 | 548 49 | 100 10 |
| Borreo (Soda Canyon) | 7/19/26 | 83.1 2.2 | 1525 | 49.7 0.5 | 0250 | 52.4 0.7 | 94 2 | 37 2 | 1.8 | 10.2 0.1 | 1851 | S | 191 | 0.00 | 0.00 | 0.182 0.015 | 593 55 | 100 0 |
| Wappo Hill Floor | 7/19/26 | 84.4 0.5 | 1546 | 52.4 1.1 | 0228 | 54.7 1.0 | 100 9 | 42 0 | 3.1 | 12.8 0.4 | 1854 | SSE | 168 | 0.00 | 0.00 | 0.182 0.020 | 544 79 | 100 0 |
| Stags Leap Dist (Chimney Rock) | 7/19/26 | 83.1 0.4 | 1520 | 53.2 0.9 | 0153 | 56.0 0.7 | 94 3 | 47 1 | 3.0 | 14.2 0.6 | 1731 | SSW | 203 | 0.00 | 0.00 | 0.162 0.014 | 490 65 | 100 0 |
| Yountville-South (Ranch 87) | 7/19/26 | 85.0 0.1 | 1554 | 51.8 1.9 | 0150 | 54.9 0.7 | 93 1 | 40 1 | 2.0 | 11.5 0.3 | 1849 | SSW | 192 | 0.00 | 0.00 | 0.175 0.019 | 548 74 | 100 0 |
| Yountville-SE (Ranch 85) | 7/19/26 | 81.4 0.6 | 1535 | 52.8 1.3 | 0146 | 55.2 0.8 | 94 2 | 46 1 | 2.8 | 14.1 1.2 | 1604 | SE | 126 | 0.00 | 0.00 | - | 0 0 | 100 0 |
| Oak Knoll-East (Ranch 53) | 7/19/26 | 83.1 0.3 | 1523 | 52.3 1.1 | 0133 | 53.6 0.6 | 91 1 | 40 1 | 2.5 | 12.0 1.2 | 1437 | SE | 142 | 0.00 | 0.00 | 0.176 0.023 | 547 85 | 100 0 |
| Napa-NW (Ranch 54) | 7/19/26 | 86.6 0.2 | 1513 | 50.0 0.7 | 0317 | 53.8 0.9 | 92 0 | 37 1 | 0.6 | 6.1 1.2 | 1615 | SSE | 148 | 0.00 | 0.00 | - | 0 0 | 90 20 |
| Napa-North (Ranch 29) | 7/19/26 | 79.7 0.8 | 1518 | 53.3 1.1 | 0607 | 55.0 0.9 | 100 8 | 47 1 | 2.1 | 12.8 0.1 | 1834 | S | 188 | 0.00 | 0.00 | 0.118 0.020 | 336 94 | 100 0 |
| Max | 94.9 | - | 54.8 | - | 56.1 | 100 | 47 | 4.0 | 16.7 | - | - | 0.00 | 0.00 | 0.200 | 593 | - | |
| Avg | - | - | - | - | 54.0 | - | - | 2.5 | - | - | - | - | - | - | - | - | |
| Min | 79.7 | - | 47.8 | - | 52.0 | 83 | 27 | 0.6 | 6.1 | - | - | 0.00 | 0.00 | 0.118 | 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 | 7/19/26 | 83.9 0.5 | 1445 | 55.5 8.2 | 0226 | 52.1 2.1 | 79 21 | 30 5 | 1.5 | 9.6 1.5 | 1530 | SSW | 200 | 0.00 | 0.00 | 0.239 0.049 | 889 268 | 100 0 |
| Mount George (Napa East) | 7/19/26 | 86.1 7.8 | 2113 | 51.0 0.0 | 0120 | 55.4 1.4 | 95 5 | 44 2 | 1.8 | 10.2 0.9 | 1339 | WSW | 244 | 0.00 | 0.00 | 0.169 0.015 | 538 67 | 100 0 |
| Napa-East (Palmaz 300') | 7/19/26 | 84.1 0.0 | 1450 | 51.7 0.6 | 0138 | 54.0 0.3 | 100 6 | 38 0 | 1.8 | 9.8 0.9 | 1652 | SW | 232 | 0.00 | 0.00 | 0.156 0.018 | 466 69 | 100 0 |
| 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') | 7/19/26 | 80.2 1.0 | 1625 | 49.2 1.1 | 0509 | 53.4 0.5 | 100 0 | 41 3 | 2.4 | 11.0 0.2 | 1838 | SW | 228 | 0.00 | 0.00 | 0.176 0.005 | 566 49 | 100 0 |
| Wooden Valley | 7/19/26 | 86.9 2.4 | 1507 | 54.6 2.9 | 0557 | 50.4 0.1 | 82 11 | 25 0 | 3.8 | 16.7 0.7 | 0244 | SW | 234 | 0.00 | 0.00 | 0.206 0.017 | 561 147 | 90 10 |
| Napa-West Upper (Truchard) | 7/19/26 | 82.9 0.6 | 1449 | 48.7 2.7 | 0259 | 21.4 25.9 | 100 0 | 0 0 | 2.7 | 15.7 2.0 | 1837 | SSE | 161 | 0.00 | 0.00 | 0.179 0.022 | 540 81 | 100 0 |
| Napa-West Lower (Truchard) | 7/19/26 | 82.0 1.3 | 1517 | 44.3 2.6 | 0300 | 52.8 0.1 | 94 2 | 42 3 | - | - | - | - | - | - | - | - | 100 0 |
| Napa-South (Toyon Farms) | 7/19/26 | 79.7 1.1 | 1445 | 51.2 0.5 | 0140 | 55.9 0.3 | 99 2 | 53 3 | 3.6 | 15.2 1.2 | 1845 | SSE | 168 | 0.00 | 0.00 | 0.097 0.015 | 288 74 | 100 0 |
| Toyon Remote 1 | 7/19/26 | 79.6 1.3 | 1459 | 50.1 1.7 | 0304 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 7/19/26 | 78.6 1.2 | 1515 | 50.7 0.1 | 0108 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 7/19/26 | 79.7 0.6 | 1513 | 49.3 0.5 | 0146 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 7/19/26 | 78.1 2.3 | 1449 | 50.6 0.3 | 0121 | 53.5 0.3 | 95 3 | 48 5 | 2.7 | 13.0 0.2 | 1356 | SSE | 154 | 0.00 | 0.00 | 0.169 0.015 | 555 57 | 100 0 |
| Carneros (Saintsbury) | 7/19/26 | 77.7 1.5 | 1442 | 49.3 1.0 | 0129 | 53.3 0.2 | 100 5 | 48 4 | 4.5 | 14.6 0.2 | 1512 | SSE | 162 | 0.00 | 0.00 | - | - | 90 10 |
| Suscol Lower (Ranch 35) | 7/19/26 | 78.1 0.4 | 1608 | 52.0 2.0 | 0101 | 53.3 0.2 | 100 0 | 44 3 | 4.1 | 14.2 0.7 | 1833 | S | 190 | 0.00 | 0.00 | 0.163 0.010 | 501 46 | 100 0 |
| Suscol Mtn (Ranch 93) | 7/19/26 | 81.3 0.8 | 1626 | 49.6 1.9 | 0618 | 54.2 0.1 | 100 1 | 44 2 | 4.1 | 14.2 0.4 | 1336 | WNW | 297 | 0.00 | 0.00 | - | - | 100 0 |
| Suscol Upper (Ranch 92) | 7/19/26 | 78.6 1.1 | 1612 | 50.2 2.1 | 0624 | 39.9 23.5 | 100 0 | 0 0 | 1.4 | 13.7 0.3 | 1914 | S | 186 | 0.00 | 0.00 | - | - | 40 20 |
| Stanly (Ranch 45) | 7/19/26 | 75.8 0.8 | 1441 | 48.7 0.1 | 0102 | 53.4 0.3 | 92 2 | 50 0 | 5.0 | 15.4 0.9 | 1841 | S | 183 | 0.00 | 0.00 | 0.174 0.021 | 567 81 | 70 10 |
| Carneros Upper (Ranch 81) | 7/19/26 | 82.4 3.3 | 1512 | 51.6 0.6 | 0619 | 32.7 16.5 | - | - | 5.8 | 16.0 4.2 | 2123 | W | 269 | - | - | - | - | 100 0 |
| Carneros (Mitsuko) | 7/19/26 | 77.5 0.0 | 1547 | 52.2 0.1 | 0114 | - | - | - | - | - | - | - | - | - | - | - | 100 0 |
| Carneros Lower (Ranch 81) | 7/19/26 | 79.9 1.9 | 1503 | 53.0 0.1 | 0413 | 54.1 0.2 | 93 0 | 48 2 | 1.6 | 12.9 0.4 | 1241 | SSE | 166 | 0.00 | 0.00 | 0.162 0.013 | 529 51 | 100 0 |
| Carneros (Milton Rd) | 7/19/26 | 76.7 0.6 | 1513 | 50.7 0.1 | 0114 | 53.6 0.2 | 92 0 | 49 3 | - | - | - | - | 0.00 | 0.00 | - | - | 100 0 |
| Max | 86.9 | - | 55.5 | - | 55.9 | 100 | 53 | 5.8 | 16.7 | - | - | 0.00 | 0.00 | 0.239 | 889 | - | |
| Avg | - | - | - | - | 49.6 | - | - | 3.1 | - | - | - | - | - | - | - | - | |
| Min | 75.8 | - | 44.3 | - | 21.4 | 79 | 0 | 1.4 | 9.6 | - | - | 0.00 | 0.00 | 0.097 | 288 | - |