| 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 | 5/11/26 | 85.0 2.2 | 1600 | 51.5 1.4 | 0059 | - | - | - | - | - | - | - | 0.00 | 50.09 | - | - | 100 20 |
| Pope Valley (Weeks Lake) | 5/11/26 | 92.3 5.3 | 1541 | 47.2 1.7 | 0355 | 53.5 0.5 | 100 0 | 17 13 | 1.5 | 11.0 0.4 | 1622 | SW | 225 | 0.00 | 26.24 | 0.208 0.008 | 608 12 | 70 10 |
| Dollarhide Base | 5/11/26 | 93.0 4.3 | 1524 | 51.0 0.6 | 0555 | 57.4 0.6 | 100 1 | 27 10 | 4.8 | 15.2 2.5 | 1907 | SSW | 203 | 0.00 | 23.14 | 0.230 0.001 | 681 23 | 70 10 |
| Dollarhide 1AS Remote | 5/11/26 | 92.8 3.9 | 1506 | 48.1 1.1 | 0504 | 56.9 0.2 | 94 0 | 25 13 | 3.4 | 17.0 3.3 | 2128 | SSE | 166 | - | - | - | - | 70 10 |
| Dollarhide 18A Remote | 5/11/26 | 92.3 5.2 | 1521 | 45.7 2.0 | 0408 | 57.1 1.2 | 100 0 | 27 13 | - | - | - | - | - | - | - | - | 50 10 |
| Angwin | 5/11/26 | 82.6 5.3 | 1610 | 63.7 0.2 | 0020 | 50.0 0.1 | 67 4 | 21 7 | 4.2 | 11.3 0.1 | 1547 | SSE | 153 | 0.00 | 45.11 | 0.063 0.018 | 0 0 | 60 20 |
| Lower Angwin (Pioneer) | 5/11/26 | 84.9 6.2 | 1510 | 47.3 3.0 | 0059 | - | - | - | 2.7 | 12.6 1.6 | 1006 | ENE | 75 | - | - | - | - | 100 20 |
| Deer Park | 5/11/26 | 87.7 6.9 | 1701 | 52.3 1.9 | 0659 | 56.3 1.6 | 99 0 | 35 11 | 2.8 | 14.2 2.6 | 1915 | NW | 323 | 0.00 | 28.72 | 0.160 0.023 | 433 22 | 70 10 |
| Lower Chiles Valley (Brown) | 5/11/26 | 88.5 7.1 | 1344 | 48.7 1.7 | 0640 | 54.9 0.1 | 100 0 | 23 22 | 2.8 | 13.6 0.3 | 1424 | NNW | 336 | 0.01 | 25.88 | 0.211 0.025 | 654 6 | 80 10 |
| Moss Creek Vineyard/Reservior | 5/11/26 | 92.9 1.9 | 1545 | 50.0 0.1 | 0638 | 54.3 1.3 | 100 0 | 20 5 | - | - | - | - | 0.00 | 27.05 | - | - | 20 10 |
| Max | 93.0 | - | 63.7 | - | 57.4 | 100 | 35 | 4.8 | 17.0 | - | - | 0.01 | 50.09 | 0.230 | 681 | - | |
| Avg | - | - | - | - | 55.0 | - | - | 3.2 | - | - | - | - | - | - | - | - | |
| Min | 82.6 | - | 45.7 | - | 50.0 | 67 | 17 | 1.5 | 11.0 | - | - | 0.00 | 23.14 | 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 | 5/11/26 | 97.1 9.0 | 1427 | 53.7 4.7 | 0101 | 57.8 1.2 | 99 0 | 24 17 | - | - | - | - | 0.00 | 32.79 | - | - | 30 10 |
| Diamond Mtn (Schramsberg) | 5/11/26 | 87.7 4.7 | 1623 | 50.6 0.3 | 0639 | 56.0 0.5 | 100 0 | 24 21 | - | - | - | - | 0.00 | 31.20 | - | - | 70 10 |
| Diamond Mtn (McEachran) | 5/11/26 | 88.8 6.3 | 1656 | 52.5 1.2 | 0645 | 56.7 1.2 | 100 1 | 33 15 | - | - | - | - | - | - | - | - | 70 10 |
| St. Helena-North | 5/11/26 | 88.8 7.2 | 1528 | 53.8 3.4 | 0713 | 55.6 2.1 | 100 11 | 30 13 | 2.9 | 12.3 0.4 | 1406 | ESE | 116 | 0.00 | 31.03 | 0.179 0.014 | 511 10 | 90 10 |
| St. Helena (NVV Office) | 5/11/26 | 90.6 7.5 | 1654 | 54.4 1.2 | 0723 | - | - | - | 1.8 | 9.1 0.0 | 1412 | ENE | 75 | 0.00 | 28.47 | - | - | 90 10 |
| Tiara Fria (East St. Helena) | 5/11/26 | 88.3 8.7 | 1641 | 53.6 1.2 | 0707 | 56.3 2.0 | 97 2 | 31 18 | 2.9 | 11.8 1.4 | 1733 | ESE | 102 | 0.00 | 26.44 | - | - | 90 10 |
| Rutherford Hill Estate | 5/11/26 | 89.5 9.4 | 1637 | 53.2 2.1 | 0611 | 56.8 2.4 | 100 0 | 31 17 | 1.4 | 13.2 3.3 | 1502 | SSW | 192 | 0.00 | 25.00 | 0.170 0.015 | 534 2 | 90 10 |
| Rutherford-North (Mee Ln) | 5/11/26 | 87.9 9.5 | 1650 | 50.0 3.9 | 0709 | 55.3 2.3 | 96 0 | 31 20 | 3.4 | 14.5 1.5 | 1723 | ESE | 118 | 0.00 | 24.52 | 0.182 0.024 | 518 5 | 90 10 |
| Rutherford (STS) | 5/11/26 | 88.9 9.2 | 1649 | 51.9 4.7 | 0118 | 56.6 2.3 | 90 0 | 35 19 | 2.4 | 13.0 1.0 | 1420 | E | 86 | 0.00 | 25.82 | 0.198 0.021 | 598 5 | 90 10 |
| Oakville-NE (Ranch 88) | 5/11/26 | 88.5 10.1 | 1653 | 53.5 6.3 | 0101 | 55.7 3.2 | 99 3 | 25 22 | 2.5 | 14.6 0.8 | 1545 | SSE | 167 | 0.00 | 24.92 | 0.188 0.020 | 548 0 | 0 0 |
| OV561-East | 5/11/26 | 89.1 8.8 | 1707 | 54.3 5.0 | 0101 | - | - | - | - | - | - | - | - | - | - | - | 60 10 |
| Oakville | 5/11/26 | 87.1 11.0 | 1648 | 53.6 5.3 | 0105 | 56.0 2.5 | 97 1 | 26 26 | 3.5 | 15.4 0.7 | 1414 | SSE | 154 | 0.00 | 25.51 | 0.196 0.026 | 581 0 | 30 10 |
| OV518-West | 5/11/26 | 87.3 11.0 | 1648 | 53.2 4.3 | 0104 | - | - | - | - | - | - | - | - | - | - | - | 40 10 |
| To Kalon Remote (TKKE) | 5/11/26 | 90.1 10.4 | 1650 | 54.0 6.3 | 0624 | - | - | - | - | - | - | - | - | - | - | - | 90 10 |
| To Kalon | 5/11/26 | 88.4 11.9 | 1634 | 53.2 5.1 | 0719 | 56.7 2.6 | 99 2 | 30 25 | 3.5 | 13.2 0.7 | 1411 | SSE | 150 | 0.00 | 27.70 | 0.187 0.029 | 534 15 | 60 10 |
| To Kalon Remote (TKN5) | 5/11/26 | 91.1 11.0 | 1659 | 53.8 5.9 | 0627 | - | - | - | - | - | - | - | - | - | - | - | 90 10 |
| Yountville (Ranch 67) | 5/11/26 | 86.2 11.5 | 1638 | 53.5 4.2 | 0655 | 55.0 2.4 | 96 0 | 28 24 | 3.6 | 13.3 0.6 | 1345 | SSE | 156 | 0.00 | 23.62 | 0.199 0.026 | 615 9 | 0 10 |
| Stags Leap Dist (Silverado Vineyards) | 5/11/26 | 86.8 12.5 | 1657 | 53.6 5.5 | 0656 | 55.2 2.6 | 95 1 | 31 22 | 3.1 | 15.3 0.1 | 1923 | SSE | 160 | 0.00 | 27.62 | 0.185 0.025 | 553 21 | 10 10 |
| Borreo (Soda Canyon) | 5/11/26 | 83.8 9.8 | 1625 | 51.4 4.5 | 0652 | 55.0 2.9 | 98 0 | 36 18 | 1.5 | 8.8 0.3 | 1706 | SW | 231 | 0.00 | 27.52 | 0.192 0.030 | 631 48 | 10 10 |
| Wappo Hill Floor | 5/11/26 | 88.4 12.3 | 1628 | 52.1 2.8 | 0749 | 56.3 2.6 | 100 0 | 34 20 | 3.0 | 12.1 0.6 | 1651 | SSE | 152 | 0.00 | 26.75 | 0.193 0.027 | 589 18 | 50 10 |
| Stags Leap Dist (Chimney Rock) | 5/11/26 | 86.7 11.3 | 1652 | 54.6 4.9 | 0703 | 57.8 2.9 | 100 2 | 42 18 | 2.9 | 15.3 2.8 | 1357 | SE | 140 | 0.00 | 26.14 | 0.170 0.024 | 522 15 | 0 10 |
| Yountville-South (Ranch 87) | 5/11/26 | 88.9 12.1 | 1612 | 53.8 4.8 | 0715 | 56.8 2.5 | 100 0 | 30 22 | 2.4 | 10.5 1.5 | 1654 | SSE | 168 | 0.00 | 27.39 | 0.192 0.028 | 595 29 | 90 10 |
| Yountville-SE (Ranch 85) | 5/11/26 | 87.4 12.4 | 1629 | 54.0 3.2 | 0707 | 56.7 2.7 | 100 3 | 37 18 | 2.6 | 11.8 0.0 | 1419 | SE | 140 | 0.00 | 25.69 | - | 0 0 | 0 10 |
| Oak Knoll-East (Ranch 53) | 5/11/26 | 87.4 12.8 | 1631 | 54.0 4.2 | 0657 | 55.5 2.5 | 95 0 | 35 19 | 2.3 | 12.3 0.6 | 1702 | ESE | 120 | 0.00 | 24.30 | 0.193 0.030 | 603 32 | 50 10 |
| Napa-NW (Ranch 54) | 5/11/26 | 90.5 12.0 | 1624 | 53.8 5.2 | 0647 | 55.9 2.3 | 100 0 | 29 20 | 0.9 | 7.8 0.4 | 1403 | ESE | 110 | 0.00 | 26.77 | - | 0 0 | 90 10 |
| Napa-North (Ranch 29) | 5/11/26 | 86.4 11.3 | 1626 | 54.6 3.1 | 0618 | 56.7 2.6 | 100 0 | 40 14 | 1.8 | 12.1 1.2 | 1704 | SSW | 209 | 0.00 | 25.18 | 0.135 0.010 | 403 22 | 30 20 |
| Max | 97.1 | - | 54.6 | - | 57.8 | 100 | 42 | 3.6 | 15.4 | - | - | 0.00 | 32.79 | 0.199 | 631 | - | |
| Avg | - | - | - | - | 56.2 | - | - | 2.6 | - | - | - | - | - | - | - | - | |
| Min | 83.8 | - | 50.0 | - | 55.0 | 90 | 24 | 0.9 | 7.8 | - | - | 0.00 | 23.62 | 0.135 | 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 | 5/11/26 | 82.9 5.7 | 1212 | 54.8 5.2 | 0146 | 53.4 1.1 | 96 0 | 22 30 | 1.8 | 10.2 2.3 | 1547 | S | 181 | 0.00 | 34.19 | 0.365 0.055 | 1,352 57 | 30 20 |
| Mount George (Napa East) | 5/11/26 | 86.9 8.8 | 1458 | 54.9 2.0 | 0653 | 57.3 1.5 | 98 2 | 34 24 | 1.6 | 9.4 0.2 | 1312 | S | 178 | 0.00 | 17.04 | 0.187 0.030 | 606 61 | 30 10 |
| Napa-East (Palmaz 300') | 5/11/26 | 87.2 11.1 | 1646 | 53.2 2.3 | 0602 | 55.8 2.4 | 100 0 | 31 22 | 1.6 | 9.1 1.4 | 1258 | SW | 220 | 0.00 | 23.29 | 0.166 0.016 | 517 4 | 0 10 |
| Napa-East (Palmaz 1200') | 5/11/26 | 81.4 9.1 | 1702 | 45.3 1.9 | 0448 | 49.4 2.9 | 100 0 | 40 35 | 2.0 | 11.2 1.4 | 1736 | NW | 323 | - | - | 0.193 0.033 | 663 56 | 0 0 |
| Napa-East (Palmaz 1400') | 5/11/26 | 82.0 10.6 | 1136 | 45.8 2.1 | 0328 | 55.8 2.7 | 100 0 | 38 25 | 2.1 | 9.9 0.4 | 1623 | SW | 233 | 0.00 | 30.80 | 0.200 0.041 | 657 47 | 20 20 |
| Wooden Valley | 5/11/26 | 85.7 9.8 | 1425 | 44.5 5.9 | 0543 | 53.5 0.6 | 97 6 | 28 25 | 2.2 | 11.5 2.3 | 2114 | NNW | 332 | 0.00 | 29.11 | 0.220 0.028 | 676 12 | 70 20 |
| Napa-West Upper (Truchard) | 5/11/26 | 85.3 11.9 | 1553 | 52.7 3.2 | 0649 | 6.6 8.2 | 100 0 | 0 0 | 3.1 | 13.4 2.0 | 1948 | SSE | 158 | 0.00 | 24.41 | 0.207 0.041 | 628 72 | 30 20 |
| Napa-West Lower (Truchard) | 5/11/26 | 86.5 11.6 | 1526 | 51.9 6.6 | 0101 | 55.7 3.2 | 95 5 | 41 13 | - | - | - | - | - | - | - | - | 80 10 |
| Napa-South (Toyon Farms) | 5/11/26 | 83.3 11.9 | 1517 | 54.1 4.5 | 0552 | 58.2 3.2 | 99 1 | 52 14 | 2.4 | 11.5 1.7 | 1940 | S | 169 | 0.00 | 18.34 | 0.106 0.020 | 332 16 | 20 20 |
| Toyon Remote 1 | 5/11/26 | 84.3 11.2 | 1544 | 52.8 10.3 | 0100 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 5/11/26 | 83.7 12.2 | 1544 | 54.5 7.2 | 0550 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 5/11/26 | 85.4 12.2 | 1525 | 54.1 7.1 | 0101 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 5/11/26 | 85.1 11.8 | 1640 | 52.6 1.6 | 0101 | 55.3 2.5 | 96 0 | 40 15 | 2.2 | 10.2 3.6 | 1351 | SSE | 149 | 0.00 | 23.58 | 0.191 0.037 | 623 64 | 20 10 |
| Carneros (Saintsbury) | 5/11/26 | 82.3 10.8 | 1537 | 52.2 3.5 | 0457 | 55.3 2.8 | 100 0 | 45 13 | 3.5 | 12.1 3.7 | 1643 | SE | 138 | 0.00 | 8.68 | - | - | 20 20 |
| Suscol Lower (Ranch 35) | 5/11/26 | 83.7 10.5 | 1557 | 53.4 3.1 | 0543 | 54.7 1.9 | - | - | 3.5 | 13.6 0.1 | 1941 | SSE | 163 | 0.00 | 22.84 | 0.183 0.041 | 583 76 | 20 20 |
| Suscol Mtn (Ranch 93) | 5/11/26 | 82.0 8.5 | 1556 | 48.5 0.1 | 0447 | 54.4 1.4 | 100 0 | 38 20 | 2.8 | 12.4 1.8 | 1350 | W | 279 | 0.00 | 18.60 | - | - | 20 20 |
| Suscol Upper (Ranch 92) | 5/11/26 | 82.8 11.1 | 1613 | 50.0 0.8 | 0514 | 48.3 7.2 | 100 0 | 3 0 | 0.6 | 8.7 3.2 | 1527 | SSW | 202 | 0.00 | 22.35 | - | - | 20 20 |
| Stanly (Ranch 45) | 5/11/26 | 82.3 10.1 | 1557 | 53.5 6.8 | 0533 | 55.0 3.0 | 92 2 | 42 13 | 4.3 | 14.7 1.9 | 1938 | SSW | 201 | 0.00 | 22.49 | 0.212 0.043 | 694 77 | 20 20 |
| Carneros Upper (Ranch 81) | 5/11/26 | 86.0 12.9 | 1527 | 52.8 2.1 | 0017 | 30.4 13.2 | - | - | 3.6 | 16.1 2.2 | 1903 | WSW | 238 | - | - | - | - | 20 20 |
| Carneros (Mitsuko) | 5/11/26 | 83.2 11.0 | 1615 | 49.2 3.2 | 0104 | - | - | - | - | - | - | - | - | - | - | - | 20 20 |
| Carneros Lower (Ranch 81) | 5/11/26 | 89.1 18.0 | 1659 | 52.2 1.4 | 0101 | 55.6 2.2 | 98 2 | 39 24 | 1.3 | 9.4 2.6 | 1541 | SSE | 162 | 0.00 | 19.42 | 0.168 0.030 | 556 64 | 0 10 |
| Carneros (Milton Rd) | 5/11/26 | 81.6 10.8 | 1523 | 55.1 9.8 | 0448 | 55.8 2.9 | 91 4 | 48 13 | - | - | - | - | 0.00 | 18.07 | - | - | 20 20 |
| Max | 89.1 | - | 55.1 | - | 58.2 | 100 | 52 | 4.3 | 16.1 | - | - | 0.00 | 34.19 | 0.365 | 1,352 | - | |
| Avg | - | - | - | - | 50.6 | - | - | 2.4 | - | - | - | - | - | - | - | - | |
| Min | 81.4 | - | 44.5 | - | 6.6 | 91 | 0 | 0.6 | 8.7 | - | - | 0.00 | 8.68 | 0.106 | 332 | - |