| 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 | 7/26/26 | 89.5 1.0 | 1530 | 51.0 0.1 | 0343 | - | - | - | - | - | - | - | 0.00 | 0.00 | - | - | 40 10 |
| Pope Valley (Weeks Lake) | 7/26/26 | 93.6 1.8 | 1452 | 43.8 0.7 | 0550 | 49.0 0.4 | 100 0 | 18 2 | 2.1 0.1 | 16.0 2.0 | 1620 | WSW | 258 | 0.00 | 0.00 | 0.230 0.001 | 627 7 | 0 0 |
| Dollarhide Base | 7/26/26 | 95.5 1.5 | 1453 | 53.0 0.2 | 0540 | 54.4 0.5 | 94 3 | 28 3 | 3.8 0.1 | 21.6 4.2 | 1705 | SW | 230 | 0.00 | 0.00 | 0.277 0.002 | 717 9 | 0 0 |
| Dollarhide 1AS Remote | 7/26/26 | 96.4 2.3 | 1422 | 45.2 0.2 | 0609 | 52.2 0.8 | 91 1 | 27 4 | 3.4 0.0 | 19.1 2.5 | 1746 | SSW | 212 | - | - | - | - | 0 0 |
| Dollarhide 16A Remote | 7/26/26 | 95.1 2.2 | 1437 | 50.9 0.2 | 0643 | 54.0 0.8 | 94 0 | 28 3 | - | - | - | - | - | - | - | - | 0 0 |
| Dollarhide 18A Remote | 7/26/26 | 94.0 1.7 | 1544 | 43.2 0.3 | 0617 | 51.3 0.6 | 95 0 | 27 3 | - | - | - | - | - | - | - | - | 0 0 |
| Hardin Rd (Eakle) | 7/26/26 | 94.0 2.3 | 1520 | 48.9 0.3 | 0625 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Angwin | 7/26/26 | 84.8 2.1 | 1535 | 65.2 0.1 | 0406 | 40.9 3.0 | 47 5 | 12 8 | 2.9 0.5 | 13.2 1.6 | 1724 | SSE | 163 | 0.00 | 0.00 | 0.063 0.010 | 0 0 | 100 0 |
| Lower Angwin (Pioneer) | 7/26/26 | 86.5 0.7 | 1507 | 41.6 0.8 | 0621 | - | - | - | 2.2 0.1 | 12.8 1.3 | 1511 | SW | 220 | - | - | - | - | 100 0 |
| Las Posadas (Cal Fire) | 7/26/26 | 87.8 2.8 | 1541 | 50.0 0.0 | 0603 | 51.8 2.0 | 92 1 | 30 5 | 8.8 0.1 | 23.2 1.3 | 1419 | S | 187 | 0.00 | 0.00 | 0.269 0.017 | 628 8 | - |
| Deer Park | 7/26/26 | 90.9 3.6 | 1743 | 55.6 2.6 | 0437 | 52.0 2.9 | 83 5 | 25 5 | 3.7 0.7 | 16.9 2.1 | 1353 | SSW | 193 | 0.00 | 0.00 | 0.197 0.009 | 474 4 | 50 10 |
| Lower Chiles Valley (Brown) | 7/26/26 | 92.1 0.1 | 1551 | 46.7 9.4 | 0558 | 50.2 1.1 | 96 18 | 23 0 | 3.8 0.1 | 16.8 0.9 | 1633 | NW | 312 | 0.00 | 0.00 | 0.239 0.004 | 688 4 | 10 10 |
| Moss Creek Vineyard/Reservior | 7/26/26 | 93.9 1.1 | 1446 | 50.9 0.5 | 0604 | 49.6 0.1 | 94 1 | 21 4 | - | - | - | - | 0.00 | 0.00 | - | - | 0 0 |
| Max | 96.4 | - | 65.2 | - | 54.4 | 100 | 30 | 8.8 | 23.2 | - | - | 0.00 | 0.00 | 0.277 | 717 | - | |
| Avg | - | - | - | - | 50.5 | - | - | 3.8 | - | - | - | - | - | - | - | - | |
| Min | 84.8 | - | 41.6 | - | 40.9 | 47 | 12 | 2.1 | 12.8 | - | - | 0.00 | 0.00 | 0.063 | 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) | 7/26/26 | 93.5 0.5 | 1502 | 53.0 1.5 | 0620 | 50.7 1.8 | 87 10 | 20 1 | - | - | - | - | 0.00 | 0.00 | - | - | 50 10 |
| Diamond Mtn (McEachran) | 7/26/26 | 92.6 0.7 | 1506 | 54.6 1.5 | 0443 | 51.3 1.4 | 83 5 | 22 2 | - | - | - | - | - | - | - | - | 50 10 |
| St. Helena-North | 7/26/26 | 93.1 2.5 | 1726 | 50.6 3.8 | 0624 | 49.5 2.1 | 84 4 | 20 3 | 2.5 | 14.7 2.6 | 1502 | SE | 136 | 0.00 | 0.00 | 0.220 0.007 | 603 6 | 0 0 |
| St. Helena (NVV Office) | 7/26/26 | 92.4 5.4 | 1735 | 51.3 2.2 | 0557 | - | - | - | 1.5 | 11.4 1.2 | 1553 | ESE | 118 | 0.00 | 0.00 | - | - | 0 0 |
| Tiara Fria (East St. Helena) | 7/26/26 | 89.9 4.1 | 1800 | 47.7 1.3 | 0624 | 51.6 1.2 | 89 2 | 24 2 | 2.2 | 13.7 1.0 | 1558 | ESE | 118 | 0.00 | 0.00 | - | - | 0 10 |
| Prisoner Winery | 7/26/26 | 92.6 4.3 | 1721 | 47.4 0.6 | 0604 | 52.1 1.1 | 97 1 | 23 4 | 1.3 | 10.1 0.1 | 1620 | SSE | 158 | 0.00 | 0.00 | 0.117 0.102 | 334 315 | 0 0 |
| Rutherford Hill Estate | 7/26/26 | 88.7 6.2 | 1801 | 53.1 0.4 | 0547 | 53.1 1.0 | 100 7 | 25 0 | 1.8 | 16.7 2.6 | 1557 | S | 171 | 0.00 | 0.00 | 0.198 0.002 | 583 5 | 0 10 |
| Rutherford-North (Mee Ln) | 7/26/26 | 92.2 1.8 | 1806 | 44.9 0.6 | 0607 | 50.9 0.6 | 91 2 | 22 1 | 2.9 | 17.5 1.3 | 1602 | SSE | 147 | 0.00 | 0.00 | 0.218 0.010 | 599 17 | 30 10 |
| Rutherford (STS) | 7/26/26 | 91.3 4.3 | 1734 | 44.8 0.3 | 0546 | 54.0 0.8 | 92 0 | 25 1 | 2.0 | 14.5 0.3 | 1413 | ESE | 117 | 0.00 | 0.00 | 0.232 0.007 | 694 3 | 0 10 |
| Oakville-NE (Ranch 88) | 7/26/26 | 89.5 4.3 | 1754 | 44.8 0.1 | 0601 | 49.2 1.0 | 85 2 | 22 2 | 2.4 | 16.9 3.0 | 1615 | S | 182 | 0.00 | 0.00 | 0.224 0.001 | 634 0 | 100 0 |
| OV561-East | 7/26/26 | 91.5 5.2 | 1734 | 47.7 0.2 | 0633 | - | - | - | - | - | - | - | - | - | - | - | 20 10 |
| Oakville | 7/26/26 | 86.3 4.1 | 1757 | 46.4 0.4 | 0606 | 51.2 1.2 | 91 0 | 24 4 | 3.7 | 20.4 3.2 | 1538 | SE | 139 | 0.00 | 0.00 | 0.240 0.006 | 687 3 | 90 20 |
| OV518-West | 7/26/26 | 86.0 4.2 | 1820 | 47.0 0.2 | 0603 | - | - | - | - | - | - | - | - | - | - | - | 90 20 |
| To Kalon Remote (TKKE) | 7/26/26 | 90.7 3.6 | 1730 | 47.4 0.5 | 0538 | - | - | - | - | - | - | - | - | - | - | - | 0 10 |
| To Kalon | 7/26/26 | 89.0 3.6 | 1724 | 47.5 0.1 | 0605 | 52.4 1.0 | 94 1 | 19 3 | 3.5 | 19.2 5.0 | 1856 | S | 187 | 0.00 | 0.00 | 0.235 0.000 | 656 3 | 60 10 |
| To Kalon Remote (TKN5) | 7/26/26 | 90.2 4.3 | 1448 | 47.3 0.1 | 0628 | - | - | - | - | - | - | - | - | - | - | - | 0 10 |
| Yountville (Ranch 67) | 7/26/26 | 83.4 5.5 | 1732 | 45.8 0.2 | 0618 | 50.7 1.0 | 90 1 | 35 7 | 3.4 | 17.7 2.3 | 1512 | SSE | 148 | 0.00 | 0.00 | 0.228 0.009 | 704 7 | 90 20 |
| Stags Leap Dist (Silverado Vineyards) | 7/26/26 | 86.1 5.4 | 1706 | 45.6 0.2 | 0612 | 50.6 1.1 | 92 1 | 32 6 | 3.0 | 17.3 1.7 | 1432 | SSE | 160 | 0.00 | 0.00 | 0.230 0.009 | 666 2 | 70 10 |
| Borreo (Soda Canyon) | 7/26/26 | 82.7 4.5 | 1704 | 47.0 0.1 | 0601 | 50.2 1.1 | 97 1 | 34 5 | 2.2 | 11.5 1.3 | 1417 | SSW | 211 | 0.00 | 0.00 | 0.224 0.012 | 711 2 | 90 10 |
| Wappo Hill Floor | 7/26/26 | 86.9 4.6 | 1747 | 45.2 0.1 | 0554 | 51.6 1.0 | 90 9 | 31 4 | 3.0 | 17.1 2.2 | 1438 | E | 101 | 0.00 | 0.00 | 0.234 0.010 | 691 2 | 90 20 |
| Stags Leap Dist (Chimney Rock) | 7/26/26 | 84.9 4.8 | 1725 | 44.6 0.0 | 0611 | 53.5 0.6 | 97 1 | 39 4 | 2.9 | 15.1 0.3 | 1301 | SE | 136 | 0.00 | 0.00 | 0.205 0.013 | 613 2 | 90 20 |
| Yountville-South (Ranch 87) | 7/26/26 | 87.8 3.6 | 1658 | 46.6 0.3 | 0625 | 52.5 1.1 | 93 1 | 33 6 | 1.9 | 12.7 1.9 | 1426 | S | 178 | 0.00 | 0.00 | 0.221 0.004 | 680 0 | 30 10 |
| Yountville-SE (Ranch 85) | 7/26/26 | 84.6 4.9 | 1712 | 47.4 0.3 | 0550 | 53.2 1.1 | 94 1 | 36 5 | 3.0 | 15.5 0.9 | 1912 | S | 176 | 0.00 | 0.00 | - | 0 0 | 90 20 |
| Oak Knoll-East (Ranch 53) | 7/26/26 | 85.8 4.0 | 1704 | 47.9 0.2 | 0603 | 51.8 1.0 | 89 2 | 29 2 | 2.6 | 15.3 0.0 | 1550 | SE | 140 | 0.00 | 0.00 | 0.229 0.011 | 705 0 | 90 20 |
| Napa-NW (Ranch 54) | 7/26/26 | 90.7 2.6 | 1733 | 49.0 0.5 | 0536 | 51.7 0.8 | 90 1 | 23 0 | 0.7 | 9.2 1.3 | 1702 | SSW | 195 | 0.00 | 0.00 | - | 0 0 | 50 10 |
| Napa-North (Ranch 29) | 7/26/26 | 84.0 3.0 | 1726 | 48.4 0.4 | 0611 | 53.7 1.0 | 100 0 | 35 6 | 2.2 | 15.6 1.1 | 1324 | S | 176 | 0.00 | 0.00 | 0.143 0.006 | 403 1 | 100 10 |
| Max | 93.5 | - | 54.6 | - | 54.0 | 100 | 39 | 3.7 | 20.4 | - | - | 0.00 | 0.00 | 0.240 | 711 | - | |
| Avg | - | - | - | - | 51.7 | - | - | 2.4 | - | - | - | - | - | - | - | - | |
| Min | 82.7 | - | 44.6 | - | 49.2 | 83 | 19 | 0.7 | 9.2 | - | - | 0.00 | 0.00 | 0.117 | 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 | 7/26/26 | 89.0 0.4 | 1541 | 55.1 2.0 | 0613 | 48.3 0.3 | 80 4 | 14 7 | 1.6 | 10.4 1.4 | 1442 | S | 175 | 0.00 | 0.00 | 0.204 0.018 | 650 55 | 50 10 |
| Mount George (Napa East) | 7/26/26 | 81.6 4.4 | 1641 | 46.4 0.3 | 0627 | 50.9 1.1 | 93 4 | 36 5 | 1.8 | 13.4 1.2 | 1742 | ESE | 123 | 0.00 | 0.00 | 0.206 0.008 | 672 2 | 100 0 |
| Napa-East (Palmaz 300') | 7/26/26 | 86.9 3.1 | 1633 | 50.0 0.2 | 0551 | 52.8 1.1 | 100 0 | 32 5 | 1.6 | 13.4 0.7 | 1814 | SSE | 162 | 0.00 | 0.00 | 0.189 0.006 | 554 1 | 90 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') | 7/26/26 | 79.0 4.2 | 1554 | 49.0 4.1 | 0539 | 52.4 1.7 | 100 5 | 40 6 | 3.4 | 15.9 2.1 | 1656 | WSW | 243 | 0.00 | 0.00 | 0.205 0.016 | 673 1 | 100 0 |
| Wooden Valley | 7/26/26 | 83.5 3.4 | 1503 | 57.2 0.5 | 0522 | 50.3 1.1 | 76 5 | 32 5 | 4.7 | 16.4 0.4 | 1126 | W | 261 | 0.00 | 0.00 | 0.238 0.012 | 697 2 | 100 10 |
| Napa-West Upper (Truchard) | 7/26/26 | 87.3 3.0 | 1524 | 51.2 0.6 | 0652 | 27.0 6.9 | 100 0 | 0 0 | 3.7 | 18.1 0.7 | 1340 | SSE | 165 | 0.00 | 0.00 | 0.238 0.015 | 683 2 | 60 10 |
| Napa-West Lower (Truchard) | 7/26/26 | 86.7 3.3 | 1512 | 43.6 0.8 | 0546 | 50.4 1.1 | 94 1 | 30 4 | - | - | - | - | - | - | - | - | 90 20 |
| Napa-South (Toyon Farms) | 7/26/26 | 84.3 3.6 | 1538 | 51.0 1.5 | 0529 | 55.9 0.7 | 100 0 | 42 6 | 4.4 | 18.2 1.7 | 1317 | SSE | 166 | 0.00 | 0.00 | 0.123 0.019 | 333 2 | 100 10 |
| Toyon Remote 1 | 7/26/26 | 87.2 3.5 | 1534 | 46.1 0.6 | 0553 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 7/26/26 | 84.0 3.8 | 1605 | 45.9 0.0 | 0438 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 7/26/26 | 87.5 3.5 | 1533 | 45.9 0.3 | 0540 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 7/26/26 | 84.7 2.7 | 1446 | 49.3 0.9 | 0619 | 51.8 0.8 | 94 1 | 34 5 | 2.7 | 15.4 1.6 | 1814 | SW | 224 | 0.00 | 0.00 | 0.216 0.010 | 666 0 | 100 20 |
| Carneros (Saintsbury) | 7/26/26 | 83.7 3.4 | 1521 | 48.0 0.1 | 0529 | 52.6 1.4 | 100 0 | 36 6 | 5.5 | 23.8 1.5 | 1717 | WSW | 255 | 0.00 | 0.00 | - | - | 100 10 |
| Suscol Lower (Ranch 35) | 7/26/26 | 84.4 2.9 | 1632 | 50.8 0.6 | 0507 | 52.6 1.1 | 100 0 | 33 5 | 5.1 | 17.2 2.3 | 1212 | SSW | 198 | 0.00 | 0.00 | 0.211 0.019 | 614 6 | 100 0 |
| Suscol Mtn (Ranch 93) | 7/26/26 | 83.5 3.4 | 1638 | 53.4 0.6 | 0616 | 53.7 1.7 | 93 2 | 37 7 | 5.7 | 22.6 2.2 | 1659 | WNW | 298 | 0.00 | 0.00 | - | - | 100 10 |
| Suscol Upper (Ranch 92) | 7/26/26 | 81.3 3.2 | 1658 | 53.2 0.4 | 0528 | 53.2 1.5 | 93 1 | 36 5 | 4.7 | 18.0 2.4 | 1643 | SSW | 206 | 0.00 | 0.00 | - | - | 100 0 |
| Stanly (Ranch 45) | 7/26/26 | 83.8 3.2 | 1616 | 46.0 0.2 | 0636 | 52.4 1.0 | 95 0 | 36 6 | 5.3 | 21.4 1.9 | 1600 | S | 188 | 0.00 | 0.00 | 0.237 0.025 | 743 3 | 100 10 |
| Carneros Upper (Ranch 81) | 7/26/26 | 83.6 0.6 | 1428 | 54.3 0.6 | 0629 | 52.7 1.3 | - | - | 9.8 | 33.0 4.8 | 1708 | W | 277 | - | - | - | - | 100 0 |
| Carneros (Mitsuko) | 7/26/26 | 85.2 2.2 | 1527 | 43.8 0.7 | 0532 | - | - | - | - | - | - | - | - | - | - | - | 100 20 |
| Carneros Lower (Ranch 81) | 7/26/26 | 89.6 1.3 | 1429 | 50.2 2.2 | 0507 | 53.0 1.1 | 100 0 | 0 0 | 0.7 | 14.6 0.5 | 1700 | W | 274 | 0.00 | 0.00 | 0.202 0.006 | 647 2 | 60 10 |
| Carneros (Milton Rd) | 7/26/26 | 84.5 3.2 | 1601 | 45.1 0.4 | 0536 | 51.7 0.9 | 94 0 | 35 6 | - | - | - | - | 0.00 | 0.00 | - | - | 100 10 |
| Max | 89.6 | - | 57.2 | - | 55.9 | 100 | 42 | 9.8 | 33.0 | - | - | 0.00 | 0.00 | 0.238 | 743 | - | |
| Avg | - | - | - | - | 50.7 | - | - | 4.0 | - | - | - | - | - | - | - | - | |
| Min | 79.0 | - | 43.6 | - | 27.0 | 76 | 0 | 0.7 | 10.4 | - | - | 0.00 | 0.00 | 0.123 | 333 | - |