| 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 | 7/24/26 | 89.9 3.6 | 1613 | 49.6 0.5 | 0632 | - | - | - | - | - | - | - | 0.00 | 0.00 | - | - | 60 10 |
| Pope Valley (Weeks Lake) | 7/24/26 | 95.6 3.0 | 1611 | 45.5 1.5 | 0622 | 47.3 6.2 | 100 0 | 11 14 | 1.8 0.1 | 14.0 0.4 | 1701 | SW | 221 | 0.00 | 0.00 | 0.232 0.015 | 639 15 | 0 10 |
| Dollarhide Base | 7/24/26 | 97.8 2.2 | 1508 | 53.2 0.3 | 0610 | 54.7 3.4 | 97 2 | 23 7 | 3.4 0.1 | 15.4 1.6 | 1800 | SSW | 198 | 0.00 | 0.00 | 0.281 0.009 | 729 9 | 10 10 |
| Dollarhide 1AS Remote | 7/24/26 | 98.6 2.4 | 1644 | 46.1 1.4 | 0558 | 52.2 3.6 | 93 0 | 22 7 | 3.0 0.0 | 18.2 2.3 | 1745 | S | 189 | - | - | - | - | 0 10 |
| Dollarhide 16A Remote | 7/24/26 | 96.9 0.6 | 1511 | 52.1 0.4 | 0619 | 54.0 3.4 | 96 2 | 21 8 | - | - | - | - | - | - | - | - | 0 10 |
| Dollarhide 18A Remote | 7/24/26 | 95.0 1.5 | 1611 | 44.0 2.3 | 0619 | 51.6 3.4 | 96 2 | 24 6 | - | - | - | - | - | - | - | - | 0 10 |
| Hardin Rd (Eakle) | 7/24/26 | 96.7 2.0 | 1529 | 49.5 1.0 | 0627 | - | - | - | - | - | - | - | - | - | - | - | 0 10 |
| Angwin | 7/24/26 | 87.0 3.4 | 1531 | 65.5 4.7 | 0051 | 39.5 12.3 | 55 20 | 9 22 | 3.1 0.1 | 15.4 3.1 | 1656 | SE | 137 | 0.00 | 0.00 | 0.072 0.023 | 0 0 | 100 0 |
| Lower Angwin (Pioneer) | 7/24/26 | 87.9 2.6 | 1601 | 43.7 1.0 | 0547 | - | - | - | 2.3 0.3 | 13.0 2.0 | 1733 | WSW | 244 | - | - | - | - | 90 10 |
| Las Posadas (Cal Fire) | 7/24/26 | 89.8 1.9 | 1556 | 51.4 0.5 | 0600 | 52.0 3.1 | 93 6 | 28 4 | 7.6 0.4 | 20.8 1.5 | 1732 | SSW | 208 | 0.00 | 0.00 | 0.260 0.004 | 638 5 | - |
| Deer Park | 7/24/26 | 93.3 1.3 | 1508 | 53.8 1.7 | 0658 | 52.0 2.7 | 92 2 | 21 4 | 3.6 0.2 | 14.2 0.7 | 1515 | SW | 218 | 0.00 | 0.00 | 0.199 0.011 | 481 6 | 70 10 |
| Lower Chiles Valley (Brown) | 7/24/26 | 91.8 1.1 | 1555 | 47.1 1.6 | 0518 | 49.8 4.4 | 100 0 | 18 12 | 3.8 0.3 | 15.7 1.2 | 1227 | NW | 309 | 0.00 | 0.00 | 0.245 0.015 | 698 16 | 30 10 |
| Moss Creek Vineyard/Reservior | 7/24/26 | 95.6 1.9 | 1435 | 51.5 0.7 | 0622 | 48.0 6.6 | 93 4 | 10 15 | - | - | - | - | 0.00 | 0.00 | - | - | 0 0 |
| Max | 98.6 | - | 65.5 | - | 54.7 | 100 | 28 | 7.6 | 20.8 | - | - | 0.00 | 0.00 | 0.281 | 729 | - | |
| Avg | - | - | - | - | 50.1 | - | - | 3.6 | - | - | - | - | - | - | - | - | |
| Min | 87.0 | - | 43.7 | - | 39.5 | 55 | 9 | 1.8 | 13.0 | - | - | 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 | 7/24/26 | 96.7 3.5 | 1504 | 50.9 2.2 | 0705 | 53.9 3.1 | 95 2 | 20 12 | - | - | - | - | 0.00 | 0.00 | - | - | 10 10 |
| Diamond Mtn (Schramsberg) | 7/24/26 | 94.4 4.0 | 1519 | 52.4 2.1 | 0558 | 50.2 4.5 | 94 6 | 15 11 | - | - | - | - | 0.00 | 0.00 | - | - | 70 10 |
| Diamond Mtn (McEachran) | 7/24/26 | 93.1 3.7 | 1553 | 55.5 1.1 | 0658 | 50.9 3.9 | 88 7 | 14 13 | - | - | - | - | - | - | - | - | 70 10 |
| St. Helena-North | 7/24/26 | 96.4 0.7 | 1443 | 50.8 3.6 | 0620 | 49.6 3.2 | 89 1 | 15 3 | 2.2 | 16.2 4.2 | 1356 | E | 90 | 0.00 | 0.00 | 0.220 0.010 | 610 2 | 0 10 |
| St. Helena (NVV Office) | 7/24/26 | 95.2 0.0 | 1602 | 52.0 2.3 | 0632 | - | - | - | 1.4 | 9.3 0.3 | 1647 | E | 80 | 0.00 | 0.00 | - | - | 0 10 |
| Tiara Fria (East St. Helena) | 7/24/26 | 91.1 1.1 | 1654 | 48.5 3.4 | 0616 | 52.2 2.7 | 91 2 | 25 0 | 2.2 | 13.4 1.7 | 1848 | E | 100 | 0.00 | 0.00 | - | - | 20 10 |
| Prisoner Winery | 7/24/26 | 94.1 0.5 | 1554 | 47.5 3.5 | 0606 | 53.0 2.1 | 97 0 | 24 4 | 1.4 | 10.6 0.4 | 1717 | SSE | 160 | 0.00 | 0.00 | 0.165 0.137 | 441 441 | 0 10 |
| Rutherford Hill Estate | 7/24/26 | 91.9 0.9 | 1627 | 53.1 1.5 | 0623 | 53.8 2.0 | 100 1 | 25 6 | 1.7 | 16.2 3.5 | 1715 | SSW | 204 | 0.00 | 0.00 | 0.200 0.007 | 589 13 | 20 10 |
| Rutherford-North (Mee Ln) | 7/24/26 | 89.9 1.2 | 1613 | 45.6 2.3 | 0631 | 51.6 2.4 | 94 1 | 27 5 | 3.1 | 18.6 2.8 | 1742 | SE | 126 | 0.00 | 0.00 | 0.230 0.013 | 627 22 | 50 10 |
| Rutherford (STS) | 7/24/26 | 92.9 0.9 | 1512 | 45.6 3.4 | 0538 | 54.7 1.9 | 92 1 | 32 2 | 2.2 | 12.9 1.0 | 1740 | SE | 138 | 0.00 | 0.00 | 0.238 0.011 | 700 29 | 20 10 |
| Oakville-NE (Ranch 88) | 7/24/26 | 90.8 1.3 | 1638 | 44.6 3.6 | 0611 | 50.0 2.8 | 88 10 | 26 4 | 2.4 | 19.0 5.4 | 1802 | S | 181 | 0.00 | 0.00 | 0.228 0.010 | 643 22 | 100 0 |
| OV561-East | 7/24/26 | 94.6 0.7 | 1646 | 47.8 4.0 | 0634 | - | - | - | - | - | - | - | - | - | - | - | 40 10 |
| Oakville | 7/24/26 | 88.0 0.9 | 1622 | 46.1 3.7 | 0610 | 51.7 2.6 | 92 4 | 29 5 | 3.6 | 18.2 2.3 | 1737 | SSE | 150 | 0.00 | 0.00 | 0.244 0.012 | 694 26 | 80 10 |
| OV518-West | 7/24/26 | 87.4 0.8 | 1620 | 47.0 3.1 | 0559 | - | - | - | - | - | - | - | - | - | - | - | 80 10 |
| To Kalon Remote (TKKE) | 7/24/26 | 92.1 0.5 | 1622 | 47.2 4.4 | 0610 | - | - | - | - | - | - | - | - | - | - | - | 20 10 |
| To Kalon | 7/24/26 | 89.4 1.3 | 1631 | 46.9 3.9 | 0558 | 53.1 2.5 | 95 2 | 29 1 | 3.4 | 15.9 1.7 | 1836 | SSE | 158 | 0.00 | 0.00 | 0.238 0.015 | 662 31 | 80 10 |
| To Kalon Remote (TKN5) | 7/24/26 | 92.6 0.3 | 1610 | 47.4 4.0 | 0628 | - | - | - | - | - | - | - | - | - | - | - | 20 10 |
| Yountville (Ranch 67) | 7/24/26 | 86.9 0.1 | 1609 | 45.6 3.2 | 0611 | 51.2 2.2 | 92 2 | 29 5 | 3.3 | 16.8 1.3 | 1728 | S | 173 | 0.00 | 0.00 | 0.231 0.005 | 704 8 | 80 10 |
| Stags Leap Dist (Silverado Vineyards) | 7/24/26 | 88.9 0.6 | 1617 | 46.2 3.9 | 0609 | 51.2 2.5 | 94 0 | 27 4 | 2.9 | 18.2 2.8 | 1706 | SE | 128 | 0.00 | 0.00 | 0.234 0.016 | 673 48 | 90 10 |
| Borreo (Soda Canyon) | 7/24/26 | 85.2 0.4 | 1546 | 46.7 2.0 | 0606 | 50.5 2.3 | 97 1 | 27 6 | 2.3 | 12.7 0.7 | 1834 | S | 169 | 0.00 | 0.00 | 0.232 0.016 | 721 48 | 100 0 |
| Wappo Hill Floor | 7/24/26 | 89.1 0.2 | 1604 | 45.2 4.5 | 0631 | 52.6 2.5 | 100 0 | 29 4 | 2.9 | 13.3 0.5 | 1900 | SE | 132 | 0.00 | 0.00 | 0.237 0.012 | 701 45 | 80 10 |
| Stags Leap Dist (Chimney Rock) | 7/24/26 | 87.7 0.4 | 1620 | 45.1 4.9 | 0624 | 54.1 2.4 | 99 2 | 35 4 | 2.8 | 15.5 1.1 | 1737 | SE | 136 | 0.00 | 0.00 | 0.209 0.009 | 620 36 | 80 10 |
| Yountville-South (Ranch 87) | 7/24/26 | 89.8 0.3 | 1600 | 46.8 3.5 | 0613 | 53.0 2.2 | 94 6 | 27 5 | 1.9 | 11.7 0.1 | 1834 | ESE | 115 | 0.00 | 0.00 | 0.224 0.012 | 689 41 | 50 10 |
| Yountville-SE (Ranch 85) | 7/24/26 | 86.7 1.4 | 1608 | 47.6 3.2 | 0624 | 53.6 2.0 | 95 1 | 31 5 | 2.8 | 15.0 0.7 | 1803 | SE | 127 | 0.00 | 0.00 | - | 0 0 | 80 10 |
| Oak Knoll-East (Ranch 53) | 7/24/26 | 87.3 0.7 | 1544 | 47.6 3.3 | 0618 | 51.9 2.4 | 90 4 | 28 4 | 2.6 | 14.5 0.4 | 1307 | SE | 137 | 0.00 | 0.00 | 0.233 0.012 | 713 54 | 80 10 |
| Napa-NW (Ranch 54) | 7/24/26 | 91.2 0.4 | 1517 | 48.4 3.5 | 0618 | 52.5 2.0 | 92 1 | 26 1 | 0.6 | 10.5 1.4 | 1725 | SW | 216 | 0.00 | 0.00 | - | 0 0 | 70 10 |
| Napa-North (Ranch 29) | 7/24/26 | 85.1 0.5 | 1555 | 48.7 4.8 | 0636 | 54.1 2.3 | 100 0 | 32 4 | 2.0 | 17.9 3.0 | 1710 | S | 186 | 0.00 | 0.00 | 0.148 0.002 | 409 3 | 100 0 |
| Max | 96.7 | - | 55.5 | - | 54.7 | 100 | 35 | 3.6 | 19.0 | - | - | 0.00 | 0.00 | 0.244 | 721 | - | |
| Avg | - | - | - | - | 52.2 | - | - | 2.4 | - | - | - | - | - | - | - | - | |
| Min | 85.1 | - | 44.6 | - | 49.6 | 88 | 14 | 0.6 | 9.3 | - | - | 0.00 | 0.00 | 0.148 | 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 | 7/23/26 | 87.0 10.8 | 1535 | 54.2 3.1 | 0526 | 53.0 3.5 | 100 8 | 23 27 | 1.5 | 11.6 4.5 | 1349 | S | 184 | 0.00 | 0.00 | 0.229 0.079 | 758 247 | 80 10 |
| Mount George (Napa East) | 7/24/26 | 85.5 3.9 | 1534 | 46.6 4.0 | 0555 | 52.8 2.6 | 100 4 | 32 5 | 1.8 | 13.4 1.4 | 1737 | SSW | 200 | 0.00 | 0.00 | 0.214 0.009 | 676 37 | 100 10 |
| Napa-East (Palmaz 300') | 7/24/26 | 88.4 0.1 | 1607 | 50.4 2.0 | 0550 | 53.3 2.0 | 100 0 | 29 5 | 1.9 | 14.2 1.2 | 1614 | SW | 232 | 0.00 | 0.00 | 0.194 0.004 | 560 2 | 80 10 |
| 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') | 7/24/26 | 80.9 1.0 | 1502 | 51.3 2.2 | 0534 | 53.0 2.4 | 100 0 | 36 6 | 3.2 | 15.0 1.0 | 1642 | S | 190 | 0.00 | 0.00 | 0.213 0.008 | 683 12 | 100 0 |
| Wooden Valley | 7/24/26 | 85.2 0.8 | 1506 | 56.6 0.5 | 0418 | 51.0 2.8 | 82 6 | 30 4 | 4.3 | 15.9 0.0 | 1640 | W | 268 | 0.00 | 0.00 | 0.246 0.013 | 705 6 | 100 0 |
| Napa-West Upper (Truchard) | 7/24/26 | 89.0 0.2 | 1454 | 51.0 1.1 | 0628 | 23.4 4.0 | 100 0 | 0 0 | 3.8 | 18.7 2.0 | 1655 | SSW | 206 | 0.00 | 0.00 | 0.243 0.014 | 691 47 | 80 10 |
| Napa-West Lower (Truchard) | 7/24/26 | 88.6 0.2 | 1433 | 43.2 3.2 | 0601 | 50.5 1.8 | 94 1 | 27 5 | - | - | - | - | - | - | - | - | 80 10 |
| Napa-South (Toyon Farms) | 7/24/26 | 86.3 0.9 | 1455 | 50.6 3.5 | 0644 | 56.0 1.6 | 100 0 | 37 6 | 4.2 | 17.0 1.2 | 1410 | SSW | 192 | 0.00 | 0.00 | 0.129 0.002 | 338 8 | 100 0 |
| Toyon Remote 1 | 7/24/26 | 88.8 0.8 | 1446 | 45.3 3.2 | 0556 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 7/24/26 | 86.4 0.6 | 1511 | 44.9 6.6 | 0604 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 7/24/26 | 89.0 0.4 | 1501 | 44.4 5.9 | 0538 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 7/24/26 | 85.8 1.2 | 1453 | 46.8 6.0 | 0539 | 52.0 2.6 | 96 1 | 31 6 | 2.6 | 16.2 0.5 | 1844 | W | 265 | 0.00 | 0.00 | 0.219 0.009 | 674 24 | 90 10 |
| Carneros (Saintsbury) | 7/24/26 | 86.8 2.5 | 1521 | 46.0 5.5 | 0611 | 52.8 1.7 | 100 0 | 30 8 | 5.5 | 21.0 0.7 | 1730 | WSW | 249 | 0.00 | 0.00 | - | - | 100 0 |
| Suscol Lower (Ranch 35) | 7/24/26 | 86.1 0.2 | 1552 | 50.3 3.4 | 0612 | 52.5 2.7 | 100 0 | 27 6 | 4.7 | 18.6 2.5 | 1527 | SW | 216 | 0.00 | 0.00 | 0.226 0.011 | 650 40 | 100 0 |
| Suscol Mtn (Ranch 93) | 7/24/26 | 84.9 1.5 | 1508 | 53.6 0.3 | 0501 | 53.8 2.1 | 96 4 | 32 6 | 6.0 | 21.6 0.9 | 1645 | WNW | 300 | 0.00 | 0.00 | - | - | 100 0 |
| Suscol Upper (Ranch 92) | 7/24/26 | 81.9 1.2 | 1602 | 52.8 2.0 | 0530 | 33.3 6.5 | 100 0 | 0 0 | 3.9 | 20.8 0.5 | 1640 | SW | 221 | 0.00 | 0.00 | - | - | 100 10 |
| Stanly (Ranch 45) | 7/24/26 | 84.5 0.5 | 1555 | 47.1 4.8 | 0627 | 53.0 2.0 | 95 0 | 30 6 | 5.1 | 19.6 2.3 | 1518 | S | 188 | 0.00 | 0.00 | 0.247 0.005 | 748 25 | 100 0 |
| Carneros Upper (Ranch 81) | 7/24/26 | 83.4 1.6 | 1349 | 54.4 2.0 | 0615 | 53.2 21.1 | - | - | 11.0 | 29.7 0.6 | 1828 | W | 260 | - | - | - | - | 100 0 |
| Carneros (Mitsuko) | 7/24/26 | 86.7 1.6 | 1425 | 43.4 8.7 | 0550 | - | - | - | - | - | - | - | - | - | - | - | 90 10 |
| Carneros Lower (Ranch 81) | 7/24/26 | 90.7 0.8 | 1503 | 52.1 3.8 | 0638 | 53.0 3.2 | 100 6 | 0 34 | 0.9 | 12.1 0.6 | 1220 | SSE | 152 | 0.00 | 0.00 | 0.205 0.004 | 656 11 | 80 10 |
| Carneros (Milton Rd) | 7/24/26 | 86.0 0.2 | 1518 | 45.2 10.4 | 0608 | 52.7 2.9 | 94 0 | 28 7 | - | - | - | - | 0.00 | 0.00 | - | - | 100 10 |
| Max | 90.7 | - | 56.6 | - | 56.0 | 100 | 37 | 11.0 | 29.7 | - | - | 0.00 | 0.00 | 0.247 | 748 | - | |
| Avg | - | - | - | - | 49.8 | - | - | 4.2 | - | - | - | - | - | - | - | - | |
| Min | 80.9 | - | 43.2 | - | 23.4 | 82 | 0 | 0.9 | 12.1 | - | - | 0.00 | 0.00 | 0.129 | 338 | - |