| 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 | 9/7/26 | 85.7 6.4 | 1702 | 49.6 5.3 | 0429 | - | - | - | - | - | - | - | 0.00 | 0.82 | - | - | 80 20 |
| Pope Valley (Weeks Lake) | 9/7/26 | 89.1 6.2 | 1527 | 39.9 2.9 | 0634 | 42.4 0.2 | 100 0 | 14 8 | 1.5 0.3 | 13.2 1.1 | 1419 | ESE | 114 | 0.00 | 0.03 | 0.171 0.003 | 512 2 | 50 10 |
| Dollarhide Base | 9/7/26 | 92.1 6.1 | 1530 | 48.0 3.6 | 0706 | 47.4 0.5 | 96 0 | 18 5 | 2.3 0.6 | 17.0 0.2 | 1345 | E | 85 | 0.00 | 0.00 | 0.199 0.004 | 553 3 | 20 10 |
| Dollarhide 1AS Remote | 9/7/26 | 94.0 7.2 | 1634 | 39.9 2.0 | 0656 | 43.3 0.1 | 91 0 | 16 6 | 1.5 0.7 | 16.4 0.4 | 1343 | ENE | 69 | - | - | - | - | 40 10 |
| Dollarhide 16A Remote | 9/7/26 | 92.4 6.1 | 1546 | 46.3 3.4 | 0710 | 47.5 0.9 | 97 1 | 18 5 | - | - | - | - | - | - | - | - | 20 10 |
| Dollarhide 18A Remote | 9/7/26 | 92.7 8.3 | 1645 | 38.0 2.7 | 0646 | 43.3 0.3 | 95 0 | 17 6 | - | - | - | - | - | - | - | - | 50 10 |
| Hardin Rd (Eakle) | 9/7/26 | 91.2 6.0 | 1545 | 43.0 2.6 | 0648 | - | - | - | - | - | - | - | - | - | - | - | 50 10 |
| Angwin | 9/7/26 | 83.2 8.3 | 1629 | 58.4 5.4 | 0628 | 40.4 1.5 | 54 11 | 16 12 | 4.1 1.6 | 16.2 2.7 | 0554 | N | 3 | 0.00 | 0.30 | 0.065 0.025 | 0 0 | 50 20 |
| Lower Angwin (Pioneer) | 9/7/26 | 84.7 8.2 | 1717 | 49.9 14.3 | 2209 | - | - | - | 2.6 0.8 | 12.0 2.0 | 0953 | NE | 37 | - | - | - | - | 100 10 |
| Las Posadas (Cal Fire) | 9/7/26 | 86.8 7.1 | 1627 | 52.6 6.5 | 0149 | 43.7 1.3 | 80 12 | 17 6 | 5.2 2.2 | 18.6 0.6 | 0932 | NNE | 26 | 0.00 | 0.23 | 0.208 0.010 | 511 9 | - |
| Deer Park | 9/7/26 | 91.3 7.4 | 1536 | 52.7 2.8 | 0537 | 45.0 1.5 | 94 4 | 14 5 | 3.1 0.2 | 13.4 1.5 | 1438 | SSE | 155 | 0.00 | 0.04 | 0.171 0.023 | 381 1 | 70 10 |
| Lower Chiles Valley (Brown) | 9/7/26 | 89.6 8.8 | 1519 | 40.0 2.1 | 0638 | 41.6 2.0 | 100 0 | 15 10 | 1.9 0.5 | 16.1 0.4 | 1543 | E | 98 | 0.00 | 0.14 | 0.195 0.017 | 563 0 | 50 10 |
| Moss Creek Vineyard/Reservior | 9/7/26 | 88.9 4.0 | 1755 | 45.6 3.1 | 0714 | 44.1 0.2 | 94 0 | 16 1 | - | - | - | - | 0.00 | 0.04 | - | - | 50 10 |
| Max | 94.0 | - | 58.4 | - | 47.5 | 100 | 18 | 5.2 | 18.6 | - | - | 0.00 | 0.82 | 0.208 | 563 | - | |
| Avg | - | - | - | - | 43.9 | - | - | 2.8 | - | - | - | - | - | - | - | - | |
| Min | 83.2 | - | 38.0 | - | 40.4 | 54 | 14 | 1.5 | 12.0 | - | - | 0.00 | 0.00 | 0.065 | 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 | 9/7/26 | 94.9 9.9 | 1501 | 46.1 3.5 | 0655 | 48.4 0.4 | 96 1 | 18 10 | - | - | - | - | 0.00 | 0.09 | - | - | 70 10 |
| Diamond Mtn (Schramsberg) | 9/7/26 | 87.9 6.5 | 1557 | 54.0 3.4 | 0514 | 43.9 2.1 | 88 3 | 14 9 | - | - | - | - | 0.00 | 0.13 | - | - | 40 10 |
| Diamond Mtn (McEachran) | 9/7/26 | 91.4 9.1 | 1539 | 50.4 2.2 | 0640 | 45.3 0.8 | 92 4 | 13 11 | - | - | - | - | - | - | - | - | 30 10 |
| St. Helena-North | 9/7/26 | 92.0 6.6 | 1547 | 47.2 3.0 | 0704 | 42.5 1.6 | 89 1 | 11 9 | 1.9 | 12.7 1.5 | 1511 | SSE | 150 | 0.00 | 0.11 | 0.168 0.018 | 479 3 | 50 10 |
| St. Helena (NVV Office) | 9/7/26 | 95.9 8.9 | 1610 | 47.9 3.1 | 0637 | - | - | - | 1.0 | 9.2 1.5 | 1252 | ENE | 71 | 0.00 | 0.04 | - | - | 40 10 |
| Tiara Fria (East St. Helena) | 9/7/26 | 91.4 7.6 | 1715 | 45.7 3.3 | 0700 | 44.6 1.0 | 91 1 | 14 5 | 1.6 | 9.9 2.4 | 1856 | W | 267 | 0.00 | 0.02 | - | - | 70 10 |
| Prisoner Winery | 9/7/26 | 95.3 9.2 | 1640 | 46.1 3.2 | 0637 | 44.9 1.6 | 97 0 | 12 7 | 1.2 | 10.6 0.7 | 1402 | SSW | 212 | 0.00 | 0.06 | 0.037 0.008 | 11 11 | 20 10 |
| Rutherford Hill Estate | 9/7/26 | 93.3 8.9 | 1646 | 51.6 3.1 | 0745 | 47.2 1.8 | 94 6 | 15 7 | 1.5 | 9.6 3.5 | 1913 | WNW | 288 | 0.00 | 0.08 | 0.156 0.008 | 456 3 | 70 10 |
| Rutherford-North (Mee Ln) | 9/7/26 | 93.4 8.9 | 1555 | 43.2 2.3 | 0653 | 44.9 1.1 | 93 1 | 14 6 | 1.7 | 12.7 3.1 | 1537 | S | 171 | 0.00 | 0.06 | 0.172 0.005 | 491 4 | 70 10 |
| Rutherford (STS) | 9/7/26 | 94.3 8.6 | 1616 | 43.5 3.1 | 0619 | 48.2 0.6 | 92 0 | 18 7 | 1.5 | 9.2 5.3 | 1455 | ESE | 113 | 0.00 | 0.05 | 0.186 0.006 | 564 6 | 90 10 |
| Oakville-NE (Ranch 88) | 9/7/26 | 93.6 9.0 | 1613 | 42.1 2.8 | 0636 | 43.0 0.8 | 87 1 | 15 5 | 0.8 | 10.2 7.0 | 1811 | SW | 226 | 0.00 | 0.04 | 0.157 0.006 | 478 5 | 90 10 |
| OV561-East | 9/7/26 | 96.3 11.9 | 1654 | 44.6 2.5 | 0641 | - | - | - | - | - | - | - | - | - | - | - | 70 10 |
| Oakville | 9/7/26 | 92.5 10.1 | 1612 | 43.6 2.8 | 0652 | 45.3 0.9 | 91 1 | 17 4 | 1.6 | 13.4 4.5 | 1458 | SSW | 198 | 0.00 | 0.03 | 0.184 0.000 | 558 0 | 90 10 |
| OV518-West | 9/7/26 | 90.2 9.8 | 1811 | 45.1 3.3 | 0624 | - | - | - | - | - | - | - | - | - | - | - | 90 10 |
| To Kalon Remote (TKKE) | 9/7/26 | 93.7 8.9 | 1633 | 45.1 3.0 | 0643 | - | - | - | - | - | - | - | - | - | - | - | 90 10 |
| To Kalon | 9/7/26 | 92.6 8.5 | 1522 | 45.4 2.9 | 0655 | 46.3 0.6 | 96 0 | 16 6 | 1.6 | 9.6 3.7 | 1628 | SE | 140 | 0.00 | 0.00 | 0.179 0.005 | 540 2 | 90 10 |
| To Kalon Remote (TKN5) | 9/7/26 | 92.7 8.4 | 1631 | 45.6 3.3 | 0630 | - | - | - | - | - | - | - | - | - | - | - | 90 10 |
| Yountville (Ranch 67) | 9/7/26 | 89.3 9.5 | 1542 | 43.2 2.1 | 0651 | 44.7 1.5 | 91 0 | 18 11 | 1.7 | 12.1 8.2 | 1500 | S | 182 | 0.00 | 0.05 | 0.187 0.007 | 596 5 | 90 10 |
| Stags Leap Dist (Silverado Vineyards) | 9/7/26 | 90.2 10.3 | 1545 | 44.1 1.7 | 0644 | 44.7 2.0 | 94 1 | 17 11 | 1.2 | 12.4 3.9 | 1350 | S | 171 | 0.00 | 0.07 | 0.182 0.007 | 550 1 | 100 0 |
| Borreo (Soda Canyon) | 9/7/26 | 88.6 11.4 | 1633 | 47.3 3.3 | 0632 | 46.6 0.8 | 98 0 | 17 13 | 1.7 | 11.4 1.9 | 1346 | ESE | 122 | 0.00 | 0.31 | 0.163 0.009 | 484 95 | 90 20 |
| Wappo Hill Floor | 9/7/26 | 91.6 11.3 | 1621 | 43.9 2.9 | 0638 | 46.2 2.1 | 100 0 | 17 13 | 1.6 | 11.9 5.9 | 1622 | WSW | 239 | 0.00 | 0.10 | 0.180 0.007 | 524 2 | 90 10 |
| Stags Leap Dist (Chimney Rock) | 9/7/26 | 90.6 11.0 | 1557 | 44.0 2.5 | 0701 | 49.8 0.2 | 99 0 | 24 12 | 1.5 | 11.5 3.5 | 1502 | SSW | 212 | 0.00 | 0.10 | 0.168 0.012 | 498 2 | 90 10 |
| Yountville-South (Ranch 87) | 9/7/26 | 91.1 9.2 | 1444 | 45.0 2.8 | 0702 | 47.0 1.2 | 100 0 | 17 11 | 1.2 | 11.0 4.5 | 1549 | S | 174 | 0.00 | 0.09 | 0.160 0.005 | 461 6 | 90 10 |
| Yountville-SE (Ranch 85) | 9/7/26 | 91.3 11.9 | 1641 | 45.6 3.5 | 0704 | 47.4 1.5 | 94 1 | 18 13 | 1.0 | 10.2 7.0 | 1650 | SSE | 163 | 0.00 | 0.08 | - | 0 0 | 90 10 |
| Oak Knoll-East (Ranch 53) | 9/7/26 | 91.7 12.1 | 1605 | 47.2 4.3 | 0434 | 46.3 1.4 | 91 1 | 16 13 | 1.2 | 9.7 6.3 | 1434 | S | 185 | 0.00 | 0.15 | 0.183 0.006 | 570 10 | 90 10 |
| Napa-NW (Ranch 54) | 9/7/26 | 92.8 10.6 | 1707 | 49.0 4.6 | 0641 | 47.2 0.8 | 92 1 | 15 12 | 0.7 | 8.2 2.7 | 1330 | SW | 220 | 0.00 | 0.18 | - | 0 0 | 90 10 |
| Napa-North (Ranch 29) | 9/7/26 | 91.4 13.1 | 1615 | 47.8 4.2 | 0429 | 49.5 0.6 | 100 0 | 18 15 | 1.3 | 10.5 6.1 | 1354 | SSW | 202 | 0.00 | 0.10 | 0.128 0.008 | 346 4 | 90 10 |
| Max | 96.3 | - | 54.0 | - | 49.8 | 100 | 24 | 1.9 | 13.4 | - | - | 0.00 | 0.31 | 0.187 | 596 | - | |
| Avg | - | - | - | - | 46.1 | - | - | 1.4 | - | - | - | - | - | - | - | - | |
| Min | 87.9 | - | 42.1 | - | 42.5 | 87 | 11 | 0.7 | 8.2 | - | - | 0.00 | 0.00 | 0.037 | 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 | 9/7/26 | 83.8 6.4 | 1346 | 58.0 6.1 | 0120 | 42.8 1.9 | 70 9 | 20 4 | 2.1 | 10.9 0.6 | 1654 | S | 181 | 0.00 | 0.45 | 0.205 0.035 | 703 41 | 50 20 |
| Mount George (Napa East) | 9/7/26 | 89.2 11.9 | 1601 | 52.2 10.0 | 0120 | 49.2 0.0 | 96 2 | 18 15 | 1.2 | 10.2 1.7 | 1258 | WSW | 256 | 0.00 | 0.16 | 0.180 0.014 | 560 2 | 50 10 |
| Napa-East (Palmaz 300') | 9/7/26 | 95.0 13.7 | 1631 | 53.5 8.4 | 0601 | 49.1 0.4 | 100 0 | 16 14 | 1.8 | 11.7 2.2 | 1503 | WSW | 244 | 0.00 | 0.16 | 0.174 0.015 | 506 5 | 90 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') | 9/7/26 | 85.3 11.0 | 1424 | 48.4 2.4 | 0523 | 46.9 2.2 | 100 0 | 23 17 | 3.0 | 13.5 0.6 | 0746 | N | 4 | 0.00 | 0.33 | 0.184 0.028 | 541 2 | 60 20 |
| Wooden Valley | 9/7/26 | 88.2 10.5 | 1545 | 44.1 2.4 | 0658 | 42.5 4.1 | 95 3 | 16 14 | 1.6 | 10.7 5.5 | 1453 | E | 97 | 0.00 | 0.04 | 0.180 0.005 | 548 3 | 40 10 |
| Napa-West Upper (Truchard) | 9/7/26 | 93.3 12.6 | 1638 | 52.5 4.4 | 0521 | 21.5 0.3 | 100 0 | 0 0 | 1.7 | 11.3 9.2 | 1437 | S | 190 | 0.00 | 0.10 | 0.194 0.008 | 561 2 | 90 10 |
| Napa-West Lower (Truchard) | 9/7/26 | 93.5 12.6 | 1635 | 44.9 5.1 | 0327 | 45.7 0.4 | 93 4 | 15 13 | - | - | - | - | - | - | - | - | 90 10 |
| Napa-South (Toyon Farms) | 9/7/26 | 91.1 12.4 | 1607 | 52.9 5.0 | 0558 | 53.2 0.7 | 99 1 | 22 15 | 2.3 | 11.5 7.2 | 1519 | S | 172 | 0.00 | 0.07 | 0.110 0.012 | 256 3 | 90 10 |
| Toyon Remote 1 | 9/7/26 | 90.9 10.8 | 1623 | 48.4 6.2 | 0311 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 9/7/26 | 91.1 11.4 | 1641 | 47.7 47.7 | 0252 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 9/7/26 | 92.9 10.8 | 1645 | 0.0 41.3 | 0100 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 9/7/26 | 91.0 10.4 | 1647 | 51.2 5.2 | 0303 | 48.3 0.0 | 96 0 | 15 12 | 2.2 | 12.3 4.5 | 1534 | WSW | 238 | 0.00 | 0.08 | 0.179 0.010 | 542 5 | 90 10 |
| Carneros (Saintsbury) | 9/7/26 | 89.9 11.5 | 1545 | 49.3 6.7 | 0639 | 48.4 0.3 | 100 0 | 16 12 | 3.1 | 16.3 4.0 | 1645 | SSE | 162 | 0.00 | 0.08 | - | - | 70 10 |
| Suscol Lower (Ranch 35) | 9/7/26 | 89.4 12.0 | 1630 | 51.0 4.4 | 0636 | 49.4 1.0 | 100 0 | 16 16 | 3.6 | 13.2 6.8 | 1528 | SSW | 210 | 0.00 | 0.15 | 0.193 0.020 | 520 4 | 90 10 |
| Suscol Mtn (Ranch 93) | 9/7/26 | 92.8 13.8 | 1557 | 53.3 2.3 | 0613 | 49.4 1.8 | 99 4 | 17 21 | 3.5 | 17.0 2.9 | 1431 | WNW | 287 | 0.00 | 0.33 | - | - | 90 20 |
| Suscol Upper (Ranch 92) | 9/7/26 | 89.3 13.7 | 1557 | 53.2 2.3 | 0628 | 23.7 26.4 | 100 0 | 0 0 | 1.7 | 14.3 5.4 | 1431 | SW | 232 | 0.00 | 0.15 | - | - | 0 10 |
| Stanly (Ranch 45) | 9/7/26 | 91.5 13.6 | 1753 | 50.2 8.2 | 0233 | 49.4 0.1 | 92 4 | 16 15 | 3.4 | 12.8 6.5 | 1435 | SW | 220 | 0.00 | 0.15 | 0.186 0.022 | 491 1 | 90 10 |
| Carneros Upper (Ranch 81) | 9/7/26 | 91.4 13.4 | 1542 | 54.2 2.4 | 0729 | 37.1 12.7 | - | - | 4.0 | 20.4 2.6 | 1845 | W | 269 | - | - | - | - | 50 10 |
| Carneros (Mitsuko) | 9/7/26 | 90.4 11.1 | 1622 | 45.4 5.8 | 0626 | - | - | - | - | - | - | - | - | - | - | - | 90 10 |
| Carneros Lower (Ranch 81) | 9/7/26 | 91.5 7.4 | 1454 | 49.3 5.7 | 0310 | 41.2 4.7 | 100 0 | 0 0 | 1.3 | 11.8 5.6 | 1706 | SSE | 153 | 0.00 | 0.01 | 0.030 0.012 | 0 0 | 80 10 |
| Carneros (Milton Rd) | 9/7/26 | 89.8 11.4 | 1628 | 49.0 6.5 | 0632 | 48.8 0.0 | 92 2 | 16 13 | - | - | - | - | 0.00 | 0.00 | - | - | 90 10 |
| Max | 95.0 | - | 58.0 | - | 53.2 | 100 | 23 | 4.0 | 20.4 | - | - | 0.00 | 0.45 | 0.205 | 703 | - | |
| Avg | - | - | - | - | 43.9 | - | - | 2.4 | - | - | - | - | - | - | - | - | |
| Min | 83.8 | - | 0.0 | - | 21.5 | 70 | 0 | 1.2 | 10.2 | - | - | 0.00 | 0.00 | 0.030 | 0 | - |