| 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 | 7/29/26 | 92.4 1.8 | 1557 | 55.9 1.7 | 0017 | - | - | - | - | - | - | - | 0.00 | 0.00 | - | - | 10 10 |
| Pope Valley (Weeks Lake) | 7/29/26 | 96.5 0.8 | 1535 | 49.2 2.9 | 0555 | 51.7 1.5 | 98 1 | 22 1 | 1.9 0.1 | 12.7 0.4 | 1349 | ESE | 118 | 0.00 | 0.00 | 0.224 0.000 | 608 2 | 0 0 |
| Dollarhide Base | 7/29/26 | 98.7 0.1 | 1549 | 57.4 3.4 | 0623 | 57.1 2.0 | 93 2 | 28 2 | 3.0 0.1 | 14.8 1.2 | 1716 | SSW | 209 | 0.00 | 0.00 | 0.266 0.001 | 689 2 | 0 0 |
| Dollarhide 1AS Remote | 7/29/26 | 100.9 0.2 | 1615 | 51.3 4.4 | 0629 | 55.4 2.7 | 89 1 | 26 3 | 2.8 0.2 | 15.7 0.9 | 1728 | SW | 218 | - | - | - | - | 0 0 |
| Dollarhide 16A Remote | 7/29/26 | 99.0 0.5 | 1529 | 55.7 3.5 | 0625 | 57.0 2.6 | 93 4 | 28 4 | - | - | - | - | - | - | - | - | 0 0 |
| Dollarhide 18A Remote | 7/29/26 | 96.1 0.3 | 1554 | 49.0 4.1 | 0627 | 54.5 2.3 | 94 3 | 28 3 | - | - | - | - | - | - | - | - | 0 0 |
| Hardin Rd (Eakle) | 7/29/26 | 97.6 0.1 | 1514 | 53.4 3.2 | 0623 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Angwin | 7/29/26 | 88.2 1.0 | 1556 | 66.2 2.5 | 0625 | 46.2 0.8 | 49 2 | 17 7 | 3.2 0.1 | 11.7 4.2 | 1518 | SSE | 166 | 0.00 | 0.00 | 0.071 0.002 | 0 0 | 100 0 |
| Lower Angwin (Pioneer) | 7/29/26 | 89.7 0.1 | 1610 | 48.4 4.1 | 0059 | - | - | - | 1.8 0.1 | 11.9 0.9 | 1345 | SW | 234 | - | - | - | - | 80 10 |
| Las Posadas (Cal Fire) | 7/29/26 | 91.1 0.6 | 1554 | 52.8 2.5 | 0618 | 54.9 2.7 | 97 10 | 32 1 | 8.7 0.8 | 20.2 0.8 | 2232 | WSW | 251 | 0.00 | 0.00 | 0.262 0.004 | 608 1 | - |
| Deer Park | 7/29/26 | 92.4 0.7 | 1454 | 56.4 2.9 | 0522 | 56.3 3.1 | 95 10 | 32 4 | 3.3 0.3 | 12.5 0.2 | 1605 | SSE | 161 | 0.00 | 0.00 | 0.187 0.003 | 459 2 | 20 10 |
| Lower Chiles Valley (Brown) | 7/29/26 | 93.9 0.7 | 1617 | 53.1 1.1 | 0437 | 54.9 3.3 | 96 8 | 25 1 | 3.9 0.1 | 15.4 0.3 | 1532 | WNW | 300 | 0.00 | 0.00 | 0.233 0.004 | 666 1 | 0 0 |
| Moss Creek Vineyard/Reservior | 7/29/26 | 98.7 1.4 | 1503 | 55.7 3.4 | 0636 | 53.7 2.5 | 92 4 | 20 1 | - | - | - | - | 0.00 | 0.00 | - | - | 0 0 |
| Max | 100.9 | - | 66.2 | - | 57.1 | 98 | 32 | 8.7 | 20.2 | - | - | 0.00 | 0.00 | 0.266 | 689 | - | |
| Avg | - | - | - | - | 54.2 | - | - | 3.6 | - | - | - | - | - | - | - | - | |
| Min | 88.2 | - | 48.4 | - | 46.2 | 49 | 17 | 1.8 | 11.7 | - | - | 0.00 | 0.00 | 0.071 | 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 | 7/29/26 | 99.6 0.5 | 1619 | 52.4 3.1 | 0628 | - | - | - | - | - | - | - | 0.00 | 0.00 | - | - | 0 0 |
| Diamond Mtn (Schramsberg) | 7/29/26 | 94.5 0.7 | 1524 | 56.5 1.2 | 0615 | 55.9 4.5 | 100 17 | 23 5 | - | - | - | - | 0.00 | 0.00 | - | - | 20 10 |
| Diamond Mtn (McEachran) | 7/29/26 | 93.2 2.1 | 1453 | 56.2 1.5 | 0627 | 56.2 4.4 | 91 11 | 32 12 | - | - | - | - | - | - | - | - | 20 10 |
| St. Helena-North | 7/29/26 | 93.4 1.1 | 1508 | 54.5 2.9 | 0629 | 54.3 3.1 | 87 6 | 29 3 | 3.3 | 14.5 0.4 | 1548 | SSE | 147 | 0.00 | 0.00 | 0.228 0.001 | 583 2 | 0 0 |
| St. Helena (NVV Office) | 7/29/26 | 92.9 1.0 | 1515 | 55.7 3.6 | 0625 | - | - | - | 1.5 | 10.8 0.7 | 1704 | E | 84 | 0.00 | 0.00 | - | - | 0 0 |
| Tiara Fria (East St. Helena) | 7/29/26 | 88.7 2.1 | 1457 | 53.6 4.1 | 0637 | 56.3 2.6 | 90 4 | 37 4 | 2.3 | 13.4 0.8 | 1643 | ESE | 122 | 0.00 | 0.00 | - | - | 0 0 |
| Prisoner Winery | 7/29/26 | 92.4 2.1 | 1514 | 51.9 3.9 | 0620 | 56.4 2.2 | 98 1 | 32 3 | 1.4 | 10.3 1.5 | 1627 | SSE | 147 | 0.00 | 0.00 | 0.214 0.002 | 636 2 | 0 0 |
| Rutherford Hill Estate | 7/29/26 | 90.0 2.5 | 1528 | 56.1 3.0 | 0605 | 56.9 2.3 | 100 8 | 34 4 | 1.5 | 13.4 0.2 | 1631 | S | 183 | 0.00 | 0.00 | 0.189 0.003 | 563 1 | 0 0 |
| Rutherford-North (Mee Ln) | 7/29/26 | 87.9 2.3 | 1521 | 49.8 3.5 | 0611 | 55.2 2.1 | 92 4 | 37 4 | 2.9 | 16.9 0.2 | 1649 | ESE | 123 | 0.00 | 0.00 | 0.206 0.005 | 564 2 | 0 10 |
| Rutherford (STS) | 7/29/26 | 90.7 1.5 | 1447 | 49.9 3.5 | 0622 | 57.7 1.6 | 91 1 | 40 3 | 2.2 | 14.5 1.2 | 1623 | E | 100 | 0.00 | 0.00 | 0.225 0.003 | 669 3 | 0 0 |
| Oakville-NE (Ranch 88) | 7/29/26 | 88.2 2.3 | 1541 | 49.7 4.4 | 0618 | 53.6 2.6 | 87 5 | 34 3 | 2.6 | 17.3 1.4 | 1602 | S | 183 | 0.00 | 0.00 | 0.217 0.004 | 612 2 | 100 0 |
| OV561-East | 7/29/26 | 89.5 2.5 | 1558 | 52.9 4.4 | 0601 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Oakville | 7/29/26 | 85.3 2.6 | 1627 | 51.2 4.3 | 0614 | 55.2 2.1 | 90 0 | 39 5 | 3.6 | 19.0 0.5 | 1656 | ESE | 123 | 0.00 | 0.00 | 0.228 0.008 | 660 6 | 100 10 |
| OV518-West | 7/29/26 | 85.0 2.3 | 1608 | 51.9 4.0 | 0610 | - | - | - | - | - | - | - | - | - | - | - | 100 10 |
| To Kalon Remote (TKKE) | 7/29/26 | 89.7 2.0 | 1559 | 52.1 4.5 | 0555 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| To Kalon | 7/29/26 | 86.6 2.7 | 1506 | 52.0 4.1 | 0610 | 56.3 1.9 | 95 2 | 40 5 | 3.6 | 18.4 2.2 | 1638 | SE | 129 | 0.00 | 0.00 | 0.226 0.004 | 634 2 | 60 10 |
| To Kalon Remote (TKN5) | 7/29/26 | 90.1 1.8 | 1553 | 52.4 4.8 | 0540 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Yountville (Ranch 67) | 7/29/26 | 83.7 2.5 | 1552 | 50.7 4.5 | 0620 | 54.6 2.1 | 91 0 | 39 4 | 3.7 | 19.5 1.5 | 1512 | S | 184 | 0.00 | 0.00 | 0.224 0.003 | 681 2 | 100 10 |
| Stags Leap Dist (Silverado Vineyards) | 7/29/26 | 85.1 2.6 | 1621 | 50.7 4.1 | 0625 | 54.9 2.4 | 93 1 | 37 4 | 3.2 | 16.7 0.8 | 1508 | S | 173 | 0.00 | 0.00 | 0.221 0.006 | 640 3 | 90 10 |
| Borreo (Soda Canyon) | 7/29/26 | 82.9 2.1 | 1603 | 50.9 3.5 | 0604 | 54.1 2.2 | 97 2 | 39 4 | 2.0 | 10.6 0.3 | 1307 | E | 90 | 0.00 | 0.00 | 0.213 0.007 | 678 11 | 100 0 |
| Wappo Hill Floor | 7/29/26 | 86.1 2.0 | 1618 | 50.5 3.9 | 0623 | 56.2 2.4 | 100 0 | 39 3 | 2.9 | 14.4 0.0 | 1733 | SE | 127 | 0.00 | 0.00 | 0.221 0.007 | 665 5 | 80 10 |
| Stags Leap Dist (Chimney Rock) | 7/29/26 | 84.6 2.4 | 1609 | 50.8 4.8 | 0613 | 57.5 2.1 | 98 1 | 46 4 | 2.7 | 14.2 0.1 | 1743 | SSE | 150 | 0.00 | 0.00 | 0.194 0.008 | 587 8 | 100 10 |
| Yountville-South (Ranch 87) | 7/29/26 | 85.9 2.6 | 1648 | 51.5 4.1 | 0603 | 56.1 1.9 | 95 1 | 39 3 | 1.8 | 11.0 0.7 | 1353 | SSW | 192 | 0.00 | 0.00 | 0.207 0.006 | 645 8 | 0 10 |
| Yountville-SE (Ranch 85) | 7/29/26 | 83.5 2.5 | 1556 | 52.1 4.2 | 0612 | 56.8 2.0 | 95 0 | 43 4 | 2.8 | 14.3 0.1 | 1643 | S | 173 | 0.00 | 0.00 | - | 0 0 | 100 10 |
| Oak Knoll-East (Ranch 53) | 7/29/26 | 84.4 3.1 | 1606 | 52.4 4.1 | 0623 | 55.2 1.8 | 91 1 | 39 4 | 2.5 | 14.5 1.6 | 1516 | SE | 142 | 0.00 | 0.00 | 0.218 0.008 | 680 5 | 80 10 |
| Napa-NW (Ranch 54) | 7/29/26 | 89.9 1.3 | 1651 | 52.9 3.8 | 0549 | 55.6 1.7 | 91 2 | 32 1 | 0.6 | 6.8 0.8 | 1223 | SSE | 167 | 0.00 | 0.00 | - | 0 0 | 20 10 |
| Napa-North (Ranch 29) | 7/29/26 | 84.2 1.2 | 1636 | 53.5 4.5 | 0611 | 57.2 2.2 | 100 0 | 41 3 | 1.8 | 13.4 0.1 | 1720 | S | 171 | 0.00 | 0.00 | 0.134 0.005 | 387 1 | 100 0 |
| Max | 99.6 | - | 56.5 | - | 57.7 | 100 | 46 | 3.7 | 19.5 | - | - | 0.00 | 0.00 | 0.228 | 681 | - | |
| Avg | - | - | - | - | 55.8 | - | - | 2.4 | - | - | - | - | - | - | - | - | |
| Min | 82.9 | - | 49.7 | - | 53.6 | 87 | 23 | 0.6 | 6.8 | - | - | 0.00 | 0.00 | 0.134 | 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 | 7/29/26 | 90.1 3.8 | 1510 | 58.3 0.5 | 0618 | 53.5 2.6 | 86 12 | 29 0 | 1.5 | 11.4 0.6 | 1322 | ENE | 76 | 0.00 | 0.00 | 0.296 0.019 | 1,087 11 | 20 10 |
| Mount George (Napa East) | 7/29/26 | 82.3 1.8 | 1634 | 54.1 4.2 | 0519 | 56.1 2.5 | 95 2 | 40 3 | 1.7 | 10.8 0.5 | 1315 | WSW | 257 | 0.00 | 0.00 | 0.194 0.010 | 620 34 | 100 0 |
| Napa-East (Palmaz 300') | 7/29/26 | 88.0 2.0 | 1658 | 55.6 4.5 | 0529 | 56.2 2.2 | 100 0 | 35 3 | 1.7 | 11.2 0.4 | 1741 | SW | 234 | 0.00 | 0.00 | 0.182 0.006 | 529 10 | 60 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') | 7/29/26 | 81.7 1.8 | 1602 | 54.2 4.6 | 0411 | 56.0 2.3 | 100 0 | 43 3 | 3.5 | 11.9 0.0 | 1726 | SSW | 199 | 0.00 | 0.00 | 0.200 0.005 | 632 16 | 100 0 |
| Wooden Valley | 7/29/26 | 86.7 1.4 | 1508 | 59.6 1.4 | 0657 | 54.2 2.5 | 82 10 | 35 4 | 4.4 | 17.8 4.0 | 0243 | W | 270 | 0.00 | 0.00 | 0.234 0.003 | 674 1 | 80 10 |
| Napa-West Upper (Truchard) | 7/29/26 | 84.8 3.1 | 1518 | 54.5 3.0 | 0550 | 33.9 15.5 | 100 0 | 0 0 | 3.3 | 14.9 0.1 | 1525 | S | 188 | 0.00 | 0.00 | 0.220 0.010 | 655 8 | 60 20 |
| Napa-West Lower (Truchard) | 7/29/26 | 84.1 2.8 | 1640 | 47.8 3.9 | 0621 | 53.6 1.0 | 94 0 | 41 5 | - | - | - | - | - | - | - | - | 90 20 |
| Napa-South (Toyon Farms) | 7/29/26 | 81.8 2.1 | 1637 | 55.2 4.0 | 0506 | 58.6 1.3 | 100 1 | 50 2 | 4.3 | 14.8 0.8 | 1409 | SSE | 159 | 0.00 | 0.00 | 0.116 0.006 | 325 4 | 100 0 |
| Toyon Remote 1 | 7/29/26 | 81.9 2.4 | 1630 | 50.5 3.6 | 0543 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 7/29/26 | 81.1 2.6 | 1613 | 49.8 3.3 | 0551 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 7/29/26 | 82.9 2.1 | 1619 | 49.7 3.1 | 0555 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 7/29/26 | 84.2 2.0 | 1643 | 52.1 4.3 | 0409 | 55.0 1.3 | 94 0 | 39 4 | 2.5 | 16.6 1.9 | 1226 | SE | 143 | 0.00 | 0.00 | 0.203 0.006 | 646 1 | 100 10 |
| Carneros (Saintsbury) | 7/29/26 | 80.3 2.8 | 1614 | 50.8 3.4 | 0554 | 55.4 1.1 | 100 4 | 44 3 | 4.6 | 16.3 1.3 | 1734 | SSE | 160 | 0.00 | 0.00 | - | - | 100 0 |
| Suscol Lower (Ranch 35) | 7/29/26 | 82.8 1.3 | 1552 | 55.1 4.2 | 0528 | 55.7 1.6 | 100 0 | 39 1 | 4.4 | 16.0 1.4 | 1723 | SSW | 210 | 0.00 | 0.00 | 0.196 0.014 | 569 28 | 100 0 |
| Suscol Mtn (Ranch 93) | 7/29/26 | 86.1 1.0 | 1533 | 56.3 2.4 | 0454 | 56.6 1.7 | 98 3 | 39 1 | 4.9 | 15.3 0.3 | 1256 | NW | 316 | 0.00 | 0.00 | - | - | 100 10 |
| Suscol Upper (Ranch 92) | 7/29/26 | 82.2 1.3 | 1641 | 57.1 3.0 | 0510 | 33.7 20.6 | 100 7 | 0 36 | 3.4 | 13.7 0.6 | 1313 | SW | 216 | 0.00 | 0.00 | - | - | 100 0 |
| Stanly (Ranch 45) | 7/29/26 | 81.2 2.0 | 1631 | 50.6 2.4 | 0525 | 55.6 1.2 | 94 0 | 43 5 | 4.7 | 16.3 0.2 | 1709 | SSW | 200 | 0.00 | 0.00 | 0.216 0.024 | 666 51 | 100 0 |
| Carneros Upper (Ranch 81) | 7/29/26 | 82.6 2.5 | 1538 | 57.2 3.7 | 0349 | 55.6 2.0 | - | - | 5.4 | 18.6 0.7 | 1745 | SSW | 203 | - | - | - | - | 100 0 |
| Carneros (Mitsuko) | 7/29/26 | 82.0 3.0 | 1613 | 49.0 4.3 | 0609 | - | - | - | - | - | - | - | - | - | - | - | 100 0 |
| Carneros Lower (Ranch 81) | 7/29/26 | 82.7 1.9 | 1521 | 52.0 3.1 | 0539 | 54.4 1.2 | 100 0 | 0 0 | 2.3 | 13.0 1.2 | 1421 | SSE | 152 | 0.00 | 0.00 | 0.197 0.007 | 623 2 | 90 20 |
| Carneros (Milton Rd) | 7/29/26 | 80.7 1.4 | 1540 | 50.7 5.2 | 0546 | 55.7 2.0 | 93 0 | 45 5 | - | - | - | - | 0.00 | 0.00 | - | - | 100 0 |
| Max | 90.1 | - | 59.6 | - | 58.6 | 100 | 50 | 5.4 | 18.6 | - | - | 0.00 | 0.00 | 0.296 | 1,087 | - | |
| Avg | - | - | - | - | 52.9 | - | - | 3.5 | - | - | - | - | - | - | - | - | |
| Min | 80.3 | - | 47.8 | - | 33.7 | 82 | 0 | 1.5 | 10.8 | - | - | 0.00 | 0.00 | 0.116 | 325 | - |