| 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 | 7/4/26 | 88.1 0.7 | 1151 | 54.0 3.1 | 0615 | - | - | - | - | - | - | - | 0.00 | 0.00 | - | - | 90 10 |
| Pope Valley (Weeks Lake) | 7/4/26 | 93.1 1.0 | 1606 | 48.6 2.7 | 0558 | 50.6 1.7 | 100 0 | 14 3 | 1.9 0.1 | 13.4 0.0 | 1205 | SSW | 200 | 0.00 | 0.00 | 0.230 0.001 | 625 2 | 20 10 |
| Dollarhide Base | 7/4/26 | 96.5 2.0 | 1208 | 54.8 3.2 | 0600 | 56.0 0.8 | 94 4 | 25 4 | 3.6 0.3 | 15.9 0.2 | 1447 | SW | 215 | 0.00 | 0.00 | 0.280 0.008 | 737 2 | 0 0 |
| Dollarhide 1AS Remote | 7/4/26 | 96.5 1.6 | 1604 | 51.1 3.5 | 0606 | 55.1 1.1 | 91 2 | 24 0 | 3.5 0.7 | 19.4 4.0 | 1448 | SW | 225 | - | - | - | - | 0 0 |
| Dollarhide 16A Remote | 7/4/26 | 95.7 2.5 | 1225 | 54.3 3.2 | 0611 | 56.1 1.4 | 93 4 | 22 3 | - | - | - | - | - | - | - | - | 10 10 |
| Dollarhide 18A Remote | 7/4/26 | 94.9 2.7 | 1206 | 48.4 2.8 | 0554 | 53.9 0.9 | 95 2 | 24 0 | - | - | - | - | - | - | - | - | 0 0 |
| Hardin Rd (Eakle) | 7/4/26 | 95.9 1.9 | 1602 | 52.6 3.3 | 0605 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Angwin | 7/4/26 | 84.2 0.2 | 1129 | 64.5 2.8 | 0039 | 48.0 0.1 | 52 12 | 22 6 | 3.4 0.4 | 12.9 1.1 | 1440 | SSE | 158 | 0.00 | 0.00 | 0.070 0.001 | 0 0 | 100 0 |
| Lower Angwin (Pioneer) | 7/4/26 | 85.8 0.9 | 1142 | 47.6 4.1 | 0329 | - | - | - | 2.1 0.0 | 12.1 0.6 | 1851 | WSW | 245 | - | - | - | - | 100 0 |
| Las Posadas (Cal Fire) | 7/4/26 | 87.3 0.3 | 1540 | 49.0 1.1 | 0544 | 54.0 0.7 | 98 2 | 34 9 | 8.2 0.2 | 20.2 0.1 | 1410 | SSW | 210 | 0.00 | 0.00 | 0.243 0.006 | 643 1 | - |
| Deer Park | 7/4/26 | 88.7 3.5 | 1554 | 51.4 2.2 | 0530 | 54.1 0.2 | 96 1 | 35 9 | 3.3 0.4 | 12.9 0.9 | 1357 | SSE | 167 | 0.00 | 0.00 | 0.179 0.002 | 476 1 | 80 10 |
| Lower Chiles Valley (Brown) | 7/4/26 | 90.2 1.0 | 1515 | 52.8 0.9 | 0556 | 53.4 0.4 | 100 3 | 23 0 | 4.3 0.2 | 16.3 1.7 | 1538 | WNW | 286 | 0.00 | 0.00 | 0.229 0.005 | 685 7 | 80 10 |
| Moss Creek Vineyard/Reservior | 7/4/26 | 94.6 1.4 | 1309 | 53.0 2.6 | 0619 | 52.1 0.4 | 94 0 | 15 5 | - | - | - | - | 0.00 | 0.00 | - | - | 10 10 |
| Max | 96.5 | - | 64.5 | - | 56.1 | 100 | 35 | 8.2 | 20.2 | - | - | 0.00 | 0.00 | 0.280 | 737 | - | |
| Avg | - | - | - | - | 53.3 | - | - | 3.8 | - | - | - | - | - | - | - | - | |
| Min | 84.2 | - | 47.6 | - | 48.0 | 52 | 14 | 1.9 | 12.1 | - | - | 0.00 | 0.00 | 0.070 | 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 | 7/4/26 | 95.3 2.6 | 1407 | 50.5 2.3 | 0504 | 55.3 0.8 | 95 0 | 33 1 | - | - | - | - | 0.00 | 0.00 | - | - | 80 10 |
| Diamond Mtn (Schramsberg) | 7/4/26 | 89.5 1.0 | 1624 | 51.7 0.1 | 0630 | 54.0 1.5 | 100 0 | 29 7 | - | - | - | - | 0.00 | 0.00 | - | - | 80 10 |
| Diamond Mtn (McEachran) | 7/4/26 | 90.5 0.7 | 1616 | 52.5 0.0 | 0528 | 54.3 1.4 | 96 0 | 28 4 | - | - | - | - | - | - | - | - | 80 10 |
| St. Helena-North | 7/4/26 | 89.7 4.8 | 1552 | 53.3 2.7 | 0506 | 53.1 0.8 | 87 4 | 28 11 | 3.5 | 12.9 2.2 | 1400 | ESE | 114 | 0.00 | 0.00 | 0.211 0.006 | 579 0 | 30 10 |
| St. Helena (NVV Office) | 7/4/26 | 89.1 3.4 | 1538 | 55.1 1.3 | 0540 | - | - | - | 2.0 | 11.8 1.4 | 1608 | ENE | 76 | 0.00 | 0.00 | - | - | 70 10 |
| Tiara Fria (East St. Helena) | 7/4/26 | 85.8 2.8 | 1530 | 54.5 0.8 | 0420 | 55.1 0.1 | 91 2 | 39 4 | 2.6 | 11.9 0.7 | 1825 | SE | 140 | 0.00 | 0.00 | - | - | 100 10 |
| Prisoner Winery | 7/4/26 | 89.5 2.6 | 1550 | 51.4 1.1 | 0402 | 55.0 0.1 | 97 0 | 36 4 | 1.6 | 9.9 1.1 | 1403 | ENE | 78 | 0.00 | 0.00 | 0.209 0.002 | 635 2 | 70 10 |
| Rutherford Hill Estate | 7/4/26 | 88.2 1.1 | 1555 | 53.3 0.2 | 0725 | 54.6 0.1 | 95 2 | 34 1 | 1.6 | 13.4 0.7 | 1615 | S | 189 | 0.00 | 0.00 | 0.179 0.000 | 547 2 | 80 10 |
| Rutherford-North (Mee Ln) | 7/4/26 | 84.7 3.4 | 1551 | 49.6 1.8 | 0419 | 54.1 0.1 | 94 3 | 41 5 | 3.8 | 16.7 0.4 | 1626 | SE | 129 | 0.00 | 0.00 | 0.203 0.000 | 582 2 | 100 10 |
| Rutherford (STS) | 7/4/26 | 86.9 2.5 | 1527 | 49.7 0.4 | 0412 | 56.5 0.2 | 92 0 | 44 3 | 2.4 | 13.8 1.1 | 1428 | E | 98 | 0.00 | 0.00 | 0.218 0.001 | 670 7 | 80 10 |
| Oakville-NE (Ranch 88) | 7/4/26 | 86.3 2.3 | 1545 | 52.9 3.7 | 0344 | 53.3 0.6 | 89 1 | 37 3 | 2.9 | 15.3 0.2 | 1431 | SSW | 206 | 0.00 | 0.00 | 0.204 0.000 | 594 2 | 100 0 |
| OV561-East | 7/4/26 | 86.3 2.9 | 1552 | 54.0 1.1 | 0347 | - | - | - | - | - | - | - | - | - | - | - | 80 10 |
| Oakville | 7/4/26 | 82.3 3.2 | 1552 | 52.0 0.1 | 0414 | 54.2 0.3 | 93 0 | 43 5 | 4.4 | 17.2 0.9 | 1529 | SE | 139 | 0.00 | 0.00 | 0.214 0.002 | 646 12 | 100 0 |
| OV518-West | 7/4/26 | 81.3 3.1 | 1535 | 51.8 0.3 | 0431 | - | - | - | - | - | - | - | - | - | - | - | 100 0 |
| To Kalon Remote (TKKE) | 7/4/26 | 86.4 2.8 | 1525 | 51.3 3.3 | 0454 | - | - | - | - | - | - | - | - | - | - | - | 100 10 |
| To Kalon | 7/4/26 | 83.7 3.0 | 1542 | 50.6 1.6 | 0417 | 54.8 0.3 | 94 0 | 43 4 | 4.1 | 17.0 1.4 | 1612 | SE | 138 | 0.00 | 0.00 | 0.208 0.006 | 620 31 | 100 10 |
| To Kalon Remote (TKN5) | 7/4/26 | 86.9 2.6 | 1543 | 50.8 2.7 | 0439 | - | - | - | - | - | - | - | - | - | - | - | 100 10 |
| Yountville (Ranch 67) | 7/4/26 | 80.8 2.3 | 1529 | 52.8 3.8 | 0318 | 53.3 0.4 | 91 2 | 43 2 | 4.6 | 15.3 1.6 | 1415 | SSE | 166 | 0.00 | 0.00 | 0.213 0.002 | 698 15 | 100 0 |
| Stags Leap Dist (Silverado Vineyards) | 7/4/26 | 80.5 3.2 | 1527 | 53.1 4.3 | 0637 | 53.5 0.5 | 91 2 | 41 2 | 3.8 | 16.1 1.1 | 2018 | S | 173 | 0.00 | 0.00 | 0.206 0.002 | 643 32 | 100 0 |
| Borreo (Soda Canyon) | 7/4/26 | 80.9 1.1 | 1528 | 49.8 3.2 | 0301 | 52.6 0.9 | 96 0 | 40 1 | 2.0 | 9.8 0.1 | 1432 | ESE | 120 | 0.00 | 0.00 | 0.208 0.006 | 687 28 | 100 0 |
| Wappo Hill Floor | 7/4/26 | 81.8 3.2 | 1519 | 52.8 4.2 | 0307 | 54.7 0.3 | 100 0 | 43 2 | 3.5 | 13.6 0.3 | 1610 | ESE | 118 | 0.00 | 0.00 | 0.206 0.000 | 651 10 | 100 0 |
| Stags Leap Dist (Chimney Rock) | 7/4/26 | 80.9 2.7 | 1512 | 53.0 4.1 | 0313 | 56.0 0.5 | 96 1 | 49 2 | 3.5 | 13.2 0.7 | 1618 | S | 169 | 0.00 | 0.00 | 0.182 0.000 | 580 11 | 100 0 |
| Yountville-South (Ranch 87) | 7/4/26 | 83.5 2.2 | 1537 | 52.8 2.8 | 0316 | 54.8 0.2 | 93 5 | 42 2 | 2.2 | 11.0 0.1 | 1332 | SSE | 147 | 0.00 | 0.00 | 0.203 0.003 | 644 11 | 100 10 |
| Yountville-SE (Ranch 85) | 7/4/26 | 80.7 3.3 | 1516 | 53.7 3.9 | 0547 | 55.2 0.5 | 95 1 | 47 5 | 3.6 | 14.2 0.5 | 1547 | SSE | 165 | 0.00 | 0.00 | - | 0 0 | 100 0 |
| Oak Knoll-East (Ranch 53) | 7/4/26 | 80.2 3.2 | 1527 | 51.7 0.0 | 0415 | 53.6 0.0 | 92 1 | 43 3 | 3.2 | 13.3 1.2 | 1456 | SSE | 153 | 0.00 | 0.00 | 0.207 0.005 | 674 33 | 100 10 |
| Napa-NW (Ranch 54) | 7/4/26 | 85.3 0.3 | 1650 | 50.4 0.4 | 0423 | 53.4 0.4 | 92 0 | 37 1 | 0.7 | 6.6 1.2 | 1432 | SE | 128 | 0.00 | 0.00 | - | 0 0 | 100 10 |
| Napa-North (Ranch 29) | 7/4/26 | 80.1 0.0 | 1718 | 52.8 0.6 | 0617 | 55.0 0.2 | 100 0 | 44 3 | 2.2 | 12.9 0.7 | 1529 | SSW | 212 | 0.00 | 0.00 | 0.144 0.000 | 450 12 | 100 0 |
| Max | 95.3 | - | 55.1 | - | 56.5 | 100 | 49 | 4.6 | 17.2 | - | - | 0.00 | 0.00 | 0.218 | 698 | - | |
| Avg | - | - | - | - | 54.4 | - | - | 2.9 | - | - | - | - | - | - | - | - | |
| Min | 80.1 | - | 49.6 | - | 52.6 | 87 | 28 | 0.7 | 6.6 | - | - | 0.00 | 0.00 | 0.144 | 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 | 7/4/26 | 85.8 1.3 | 1520 | 53.8 3.6 | 0048 | 53.5 0.7 | 92 4 | 25 10 | 1.6 | 12.3 0.4 | 1436 | SSE | 151 | 0.00 | 0.00 | 0.204 0.007 | 681 16 | 100 0 |
| Mount George (Napa East) | 7/4/26 | 80.5 4.2 | 1245 | 56.5 2.1 | 0135 | 57.5 1.8 | 97 2 | 43 3 | 1.9 | 9.6 0.8 | 1525 | W | 263 | 0.00 | 0.00 | 0.199 0.006 | 658 26 | 100 0 |
| Napa-East (Palmaz 300') | 7/4/26 | 83.6 2.0 | 1713 | 52.1 0.6 | 0217 | 54.2 0.5 | 97 4 | 38 0 | 2.0 | 10.7 0.8 | 1530 | WSW | 238 | 0.00 | 0.00 | 0.176 0.001 | 545 8 | 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') | 7/4/26 | 79.7 1.0 | 1530 | 48.6 0.5 | 0551 | 53.4 0.4 | 100 0 | 43 0 | 2.7 | 10.5 1.5 | 1351 | SW | 234 | 0.00 | 0.00 | 0.201 0.008 | 682 33 | 60 20 |
| Wooden Valley | 7/4/26 | 85.6 0.6 | 1528 | 52.2 0.1 | 0542 | 52.0 0.4 | 89 0 | 31 1 | 3.8 | 13.9 0.1 | 1805 | NW | 306 | 0.00 | 0.00 | 0.237 0.008 | 700 2 | 100 0 |
| Napa-West Upper (Truchard) | 7/4/26 | 81.9 0.4 | 1702 | 47.9 0.3 | 0531 | 28.9 4.4 | 100 0 | 0 0 | 3.2 | 14.1 0.5 | 1723 | S | 187 | 0.00 | 0.00 | 0.205 0.003 | 649 18 | 100 0 |
| Napa-West Lower (Truchard) | 7/4/26 | 80.7 0.9 | 1708 | 43.7 0.3 | 0405 | 51.9 0.5 | 94 1 | 43 0 | - | - | - | - | - | - | - | - | 100 0 |
| Napa-South (Toyon Farms) | 7/4/26 | 77.9 1.9 | 1704 | 49.8 0.0 | 0356 | 55.4 0.1 | 100 1 | 54 0 | 3.2 | 14.5 0.7 | 1759 | SSE | 165 | 0.00 | 0.00 | 0.113 0.004 | 369 0 | 100 0 |
| Toyon Remote 1 | 7/4/26 | 78.1 1.1 | 1658 | 45.3 0.5 | 0354 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 7/4/26 | 77.9 1.3 | 1640 | 47.0 1.0 | 0350 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 7/4/26 | 79.6 0.3 | 1659 | 45.3 0.5 | 0347 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 7/4/26 | 78.8 0.4 | 1624 | 46.6 0.2 | 0403 | 52.3 0.0 | 96 0 | 45 0 | 2.7 | 14.5 1.1 | 1259 | SE | 136 | 0.00 | 0.00 | 0.187 0.004 | 639 10 | 100 0 |
| Carneros (Saintsbury) | 7/4/26 | 76.3 0.5 | 1651 | 48.4 0.7 | 0344 | 52.8 0.4 | 100 0 | 50 1 | 4.4 | 14.7 1.2 | 1955 | S | 182 | 0.00 | 0.00 | - | - | 80 10 |
| Suscol Lower (Ranch 35) | 7/4/26 | 77.5 1.4 | 1646 | 52.1 3.3 | 0559 | 53.2 0.4 | - | - | 4.5 | 15.9 1.8 | 2226 | S | 173 | 0.00 | 0.00 | 0.175 0.008 | 561 11 | 80 10 |
| Suscol Mtn (Ranch 93) | 7/4/26 | 81.3 3.1 | 1609 | 50.3 0.6 | 0539 | 54.5 0.4 | 100 0 | 43 0 | 4.0 | 14.7 0.9 | 1525 | WNW | 282 | 0.00 | 0.00 | - | - | 100 0 |
| Suscol Upper (Ranch 92) | 7/4/26 | 77.7 2.4 | 1704 | 50.8 0.3 | 0550 | 35.8 0.5 | 100 0 | 3 0 | 1.4 | 12.2 0.2 | 2222 | S | 179 | 0.00 | 0.00 | - | - | 20 10 |
| Stanly (Ranch 45) | 7/4/26 | 75.2 1.4 | 1629 | 49.3 1.4 | 0325 | 53.1 0.1 | 93 1 | 49 0 | 5.4 | 15.2 0.0 | 1546 | W | 281 | 0.00 | 0.00 | 0.197 0.009 | 675 9 | 80 10 |
| Carneros Upper (Ranch 81) | 7/4/26 | 79.8 1.7 | 1513 | 50.8 0.6 | 0504 | 23.7 24.9 | - | - | 4.6 | 16.2 4.6 | 2035 | W | 263 | - | - | - | - | 100 0 |
| Carneros (Mitsuko) | 7/4/26 | 77.8 0.1 | 1644 | 47.6 2.5 | 0207 | - | - | - | - | - | - | - | - | - | - | - | 90 10 |
| Carneros Lower (Ranch 81) | 7/4/26 | 79.5 1.1 | 1652 | 51.1 0.1 | 0327 | 53.4 0.2 | 99 6 | 46 0 | 1.9 | 13.1 1.5 | 1842 | SSE | 159 | 0.00 | 0.00 | 0.177 0.005 | 590 4 | 90 10 |
| Carneros (Milton Rd) | 7/4/26 | 76.2 1.4 | 1619 | 47.6 0.8 | 0312 | 53.3 0.1 | 93 0 | 50 3 | - | - | - | - | 0.00 | 0.00 | - | - | 80 10 |
| Max | 85.8 | - | 56.5 | - | 57.5 | 100 | 54 | 5.4 | 16.2 | - | - | 0.00 | 0.00 | 0.237 | 700 | - | |
| Avg | - | - | - | - | 49.3 | - | - | 3.2 | - | - | - | - | - | - | - | - | |
| Min | 75.2 | - | 43.7 | - | 23.7 | 89 | 0 | 1.4 | 9.6 | - | - | 0.00 | 0.00 | 0.113 | 369 | - |