| 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 | 3/14/26 | 74.4 2.4 | 1613 | 46.1 3.8 | 0258 | - | - | - | - | - | - | - | 0.00 | 42.33 | - | - | 0 0 |
| Pope Valley (Weeks Lake) | 3/14/26 | 79.3 0.8 | 1520 | 37.0 5.4 | 0733 | 44.5 3.4 | 100 0 | 24 2 | 1.9 | 16.2 8.5 | 2040 | NW | 312 | 0.00 | 21.60 | 0.135 0.020 | 440 47 | 100 0 |
| Whiskey River Winery | 12/13/25 | 52.8 3.6 | 1548 | 37.3 0.3 | 0759 | 36.3 2.0 | 88 11 | 68 4 | 0.0 | 0.0 2.4 | 0001 | SE | 128 | 0.00 | 7.07 | - | - | - |
| Dollarhide Base | 3/14/26 | 80.2 1.2 | 1457 | 42.4 3.4 | 0643 | 49.2 2.9 | 99 1 | 31 4 | 2.8 | 15.6 4.5 | 1700 | SW | 230 | 0.00 | 19.16 | 0.152 0.024 | 479 62 | 100 0 |
| Dollarhide 1AS Remote | 3/14/26 | 81.7 1.0 | 1452 | 37.8 5.1 | 0742 | 46.2 3.0 | 95 0 | 28 2 | 1.7 | 12.6 2.7 | 1558 | SW | 228 | - | - | - | - | 100 0 |
| Dollarhide 17B Remote | 3/14/26 | 81.0 0.3 | 1655 | 39.7 4.7 | 0734 | 48.1 3.1 | 100 0 | 29 3 | - | - | - | - | - | - | - | - | 100 0 |
| Dollarhide 18A Remote | 3/14/26 | 81.3 1.0 | 1456 | 35.4 4.1 | 0739 | 45.7 3.2 | 100 0 | 29 2 | - | - | - | - | - | - | - | - | 100 20 |
| Angwin | 3/14/26 | 70.0 1.1 | 1448 | 54.8 0.6 | 0002 | 35.5 4.0 | 74 18 | 15 1 | 5.5 | 18.4 2.8 | 0134 | NW | 326 | 0.00 | 38.60 | 0.072 0.002 | 0 0 | 0 0 |
| Lower Angwin (Pioneer) | 3/14/26 | 73.3 0.1 | 1455 | 42.3 1.4 | 0746 | - | - | - | 2.7 | 14.7 2.4 | 1600 | W | 280 | - | - | - | - | 0 0 |
| Deer Park | 3/14/26 | 79.8 0.9 | 1623 | 52.4 3.7 | 0757 | 46.2 5.2 | 78 18 | 24 2 | 5.0 | 17.4 0.9 | 0106 | NW | 321 | 0.00 | 23.61 | 0.129 0.009 | 334 25 | 100 0 |
| Lower Chiles Valley (Brown) | 3/14/26 | 78.3 0.5 | 1419 | 38.9 4.4 | 0513 | 44.1 2.2 | 100 0 | 26 10 | 1.7 | 11.4 0.4 | 1247 | E | 89 | 0.00 | 20.67 | 0.143 0.016 | 473 62 | 80 20 |
| Moss Creek Vineyard/Reservior | 3/14/26 | 81.9 2.8 | 1508 | 42.6 3.9 | 0733 | 46.2 1.6 | 96 4 | 25 3 | - | - | - | - | 0.00 | 23.37 | - | - | 0 0 |
| Max | 81.9 | - | 54.8 | - | 49.2 | 100 | 31 | 5.5 | 18.4 | - | - | 0.00 | 42.33 | 0.152 | 479 | - | |
| Avg | - | - | - | - | 45.1 | - | - | 3.1 | - | - | - | - | - | - | - | - | |
| Min | 70.0 | - | 35.4 | - | 35.5 | 74 | 15 | 1.7 | 11.4 | - | - | 0.00 | 19.16 | 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 | 3/14/26 | 75.9 6.1 | 1243 | 44.2 4.2 | 0733 | 51.5 7.8 | 94 1 | 39 17 | - | - | - | - | 0.00 | 27.89 | - | - | 90 10 |
| Fotsch (Maple Lane) | 3/9/26 | 75.9 3.7 | 1625 | 41.4 5.5 | 0743 | 44.5 1.8 | 97 3 | 26 3 | 3.3 | 15.6 1.3 | 1413 | WSW | 249 | 0.00 | 26.01 | - | - | 0 0 |
| Diamond Mtn (Schramsberg) | 3/14/26 | 78.4 0.4 | 1458 | 48.3 0.6 | 0658 | 47.0 7.0 | 83 12 | 31 11 | - | - | - | - | 0.00 | 26.40 | - | - | 0 0 |
| Diamond Mtn (McEachran) | 3/14/26 | 78.7 0.7 | 1638 | 49.3 2.0 | 0734 | 47.2 6.4 | 88 17 | 31 11 | - | - | - | - | - | - | - | - | 80 20 |
| St. Helena-North | 3/14/26 | 82.9 1.7 | 1506 | 47.2 7.6 | 0733 | 45.6 3.6 | 86 0 | 24 1 | 1.8 | 11.6 1.3 | 1538 | NNW | 336 | 0.00 | 26.66 | 0.118 0.008 | 372 33 | 100 0 |
| St. Helena (NVV Office) | 3/14/26 | 81.2 2.1 | 1544 | 45.8 5.2 | 0739 | - | - | - | 1.8 | 11.0 1.1 | 0104 | NNW | 329 | 0.00 | 23.51 | - | - | 100 0 |
| Tiara Fria (East St. Helena) | 3/14/26 | 79.4 2.7 | 1519 | 43.0 4.1 | 0740 | 47.6 2.6 | 95 1 | 29 2 | 2.5 | 15.4 5.4 | 1007 | WNW | 298 | 0.00 | 21.80 | - | - | 100 0 |
| Rutherford Hill Estate | 3/14/26 | 78.9 1.4 | 1735 | 47.5 1.7 | 0804 | 48.1 3.6 | 86 9 | 32 3 | 1.9 | 11.8 2.8 | 1808 | SE | 137 | 0.00 | 21.35 | 0.123 0.018 | 404 54 | 100 0 |
| Rutherford-North (Mee Ln) | 3/14/26 | 78.3 2.2 | 1503 | 39.2 2.2 | 0747 | 47.1 1.8 | 96 2 | 31 3 | 2.4 | 13.2 3.3 | 1609 | SE | 126 | 0.00 | 20.49 | 0.131 0.020 | 412 50 | 100 0 |
| Rutherford (STS) | 3/14/26 | 79.1 1.7 | 1504 | 40.9 2.5 | 0708 | 49.5 2.0 | 92 1 | 35 4 | 2.4 | 12.6 2.8 | 1610 | ESE | 108 | 0.00 | 21.65 | 0.148 0.021 | 490 57 | 100 0 |
| Oakville-NE (Ranch 88) | 3/14/26 | 77.7 0.9 | 1436 | 39.3 2.7 | 0737 | 46.3 2.5 | 100 1 | 30 0 | 1.6 | 12.1 1.4 | 1716 | SSW | 192 | 0.00 | 21.19 | 0.140 0.018 | 457 45 | 0 0 |
| OV561-East | 3/14/26 | 79.5 1.7 | 1618 | 39.8 1.6 | 0750 | - | - | - | - | - | - | - | - | - | - | - | 100 0 |
| Oakville | 3/14/26 | 77.3 0.9 | 1704 | 40.0 2.5 | 0743 | 47.1 2.8 | 98 1 | 33 1 | 2.7 | 14.0 2.1 | 1618 | ESE | 112 | 0.00 | 21.73 | 0.144 0.017 | 471 52 | 100 0 |
| OV518-West | 3/14/26 | 77.1 0.8 | 1704 | 40.8 2.3 | 0732 | - | - | - | - | - | - | - | - | - | - | - | 100 0 |
| To Kalon Remote (TKKE) | 3/14/26 | 79.1 0.8 | 1506 | 40.4 3.7 | 0744 | - | - | - | - | - | - | - | - | - | - | - | 100 0 |
| To Kalon | 3/14/26 | 77.9 1.3 | 1623 | 41.4 3.3 | 0651 | 48.1 3.2 | 99 2 | 33 1 | 2.6 | 13.1 2.5 | 1704 | SE | 142 | 0.00 | 23.62 | 0.136 0.017 | 438 54 | 100 0 |
| To Kalon Remote (TKN5) | 3/14/26 | 79.4 0.4 | 1613 | 40.4 3.8 | 0748 | - | - | - | - | - | - | - | - | - | - | - | 100 0 |
| Yountville (Ranch 67) | 3/14/26 | 76.0 0.1 | 1644 | 40.1 3.0 | 0721 | 46.9 2.7 | 98 0 | 36 3 | 2.3 | 12.4 1.8 | 1624 | ENE | 78 | 0.00 | 19.96 | 0.141 0.015 | 493 35 | 80 20 |
| Stags Leap Dist (Silverado Vineyards) | 3/14/26 | 76.7 0.4 | 1630 | 39.9 2.5 | 0745 | 46.9 2.9 | 98 0 | 36 3 | 1.9 | 12.1 0.3 | 1428 | SSE | 162 | 0.00 | 23.91 | 0.139 0.011 | 460 29 | 60 60 |
| Borreo (Soda Canyon) | 3/14/26 | 74.2 2.8 | 1654 | 41.1 1.3 | 0735 | 46.7 2.5 | 97 2 | 38 6 | 1.8 | 8.9 1.6 | 1530 | S | 179 | 0.00 | 23.83 | 0.131 0.010 | 480 36 | 0 0 |
| Wappo Hill Floor | 3/14/26 | 78.2 2.5 | 1611 | 38.1 2.3 | 0734 | 47.5 2.8 | 100 0 | 37 7 | 2.2 | 11.4 0.9 | 1649 | SSE | 154 | 0.00 | 23.28 | 0.137 0.012 | 450 42 | 100 0 |
| Stags Leap Dist (Chimney Rock) | 3/14/26 | 78.0 0.7 | 1647 | 40.1 2.6 | 0751 | 48.9 3.0 | 100 0 | 43 8 | 2.1 | 11.5 2.5 | 1604 | ESE | 114 | 0.00 | 22.51 | 0.124 0.009 | 424 35 | 80 20 |
| Yountville-South (Ranch 87) | 3/14/26 | 78.0 0.2 | 1633 | 39.9 2.1 | 0745 | 48.8 3.0 | 100 0 | 39 6 | 1.9 | 11.6 1.1 | 1623 | ESE | 114 | 0.00 | 23.66 | 0.119 0.011 | 384 31 | 100 0 |
| Yountville-SE (Ranch 85) | 3/14/26 | 78.3 1.0 | 1654 | 40.5 2.1 | 0718 | 48.4 3.0 | 100 0 | 37 6 | 1.6 | 11.7 2.3 | 1559 | SE | 135 | 0.00 | 22.19 | - | 0 0 | 80 20 |
| Oak Knoll-East (Ranch 53) | 3/14/26 | 77.8 3.8 | 1629 | 41.2 2.8 | 0721 | 47.6 3.2 | 96 1 | 37 11 | 1.7 | 11.3 1.5 | 1637 | S | 170 | 0.00 | 20.46 | 0.130 0.009 | 438 30 | 100 0 |
| Napa-NW (Ranch 54) | 3/14/26 | 78.4 0.9 | 1603 | 41.8 2.0 | 0727 | 48.2 3.7 | 100 8 | 38 9 | 1.8 | 10.9 1.5 | 1448 | S | 170 | 0.00 | 22.69 | - | 0 0 | 100 0 |
| Napa-North (Ranch 29) | 3/14/26 | 78.1 0.9 | 1559 | 42.0 2.0 | 0728 | 48.8 3.0 | 100 0 | 39 11 | 1.5 | 11.0 0.1 | 1648 | SSW | 193 | 0.00 | 20.32 | 0.096 0.006 | 295 31 | 80 20 |
| Max | 82.9 | - | 49.3 | - | 51.5 | 100 | 43 | 2.7 | 15.4 | - | - | 0.00 | 27.89 | 0.148 | 493 | - | |
| Avg | - | - | - | - | 47.8 | - | - | 2.0 | - | - | - | - | - | - | - | - | |
| Min | 74.2 | - | 38.1 | - | 45.6 | 83 | 24 | 1.5 | 8.9 | - | - | 0.00 | 19.96 | 0.096 | 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 | 3/14/26 | 74.9 1.7 | 1406 | 51.8 3.8 | 0654 | 43.4 6.6 | 73 19 | 23 5 | 1.4 | 10.1 3.1 | 1413 | S | 172 | 0.00 | 29.29 | 0.140 0.005 | 552 15 | 0 0 |
| Mount George (Napa East) | 3/14/26 | 76.3 2.1 | 1537 | 43.1 4.6 | 0800 | 48.3 3.0 | 100 1 | 38 12 | 1.0 | 8.3 0.3 | 1342 | WSW | 256 | 0.00 | 11.88 | 0.130 0.006 | 474 28 | 50 10 |
| Napa-East (Palmaz 300') | 3/14/26 | 78.0 1.1 | 1629 | 43.0 2.1 | 0757 | 48.4 3.3 | 100 0 | 38 13 | 1.6 | 9.9 1.2 | 1333 | WSW | 245 | 0.00 | 18.31 | 0.119 0.006 | 419 28 | 100 0 |
| Napa-East (Palmaz 1200') | 3/9/26 | 70.6 2.3 | 1500 | 43.0 5.0 | 0041 | 47.8 0.7 | 100 12 | 4 34 | 2.5 | 11.4 4.4 | 1611 | WNW | 292 | - | - | 0.115 0.012 | 432 5 | 0 0 |
| Napa-East (Palmaz 1400') | 3/14/26 | 72.1 2.9 | 1412 | 45.8 4.0 | 0406 | 46.7 4.5 | 95 9 | 32 1 | 2.3 | 12.2 1.8 | 1200 | ENE | 72 | 0.00 | 24.80 | 0.129 0.002 | 466 26 | 0 0 |
| Wooden Valley | 3/14/26 | 75.2 0.1 | 1433 | 44.3 7.4 | 0456 | 46.1 0.4 | 96 2 | 28 1 | 2.2 | 11.2 0.9 | 1033 | N | 9 | 0.00 | 24.00 | 0.138 0.011 | 471 34 | 80 20 |
| Napa-West Upper (Truchard) | 3/14/26 | 77.4 0.2 | 1557 | 43.9 0.0 | 0722 | 33.0 14.8 | 100 0 | 0 28 | 2.3 | 12.0 1.0 | 1604 | S | 189 | 0.00 | 20.16 | 0.137 0.005 | 468 31 | 0 0 |
| Napa-West Lower (Truchard) | 3/14/26 | 78.6 0.8 | 1553 | 37.9 2.8 | 0722 | 47.3 2.4 | 100 0 | 40 11 | - | - | - | - | - | - | - | - | 100 0 |
| Napa-South (Toyon Farms) | 3/14/26 | 78.0 0.5 | 1553 | 44.8 1.9 | 0714 | 51.8 2.2 | 100 1 | 49 14 | 2.5 | 10.3 2.9 | 1322 | S | 172 | 0.00 | 13.94 | 0.070 0.001 | 224 16 | 30 10 |
| Toyon Remote 1 | 3/14/26 | 76.6 2.9 | 1526 | 38.9 2.0 | 0721 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 3/14/26 | 75.9 1.8 | 1735 | 41.4 3.2 | 0736 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 3/14/26 | 76.7 3.6 | 1533 | 38.9 1.9 | 0714 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 3/14/26 | 77.4 0.0 | 1605 | 41.7 1.7 | 0629 | 48.7 2.4 | 97 1 | 40 12 | 2.1 | 10.9 2.4 | 1320 | SSE | 153 | 0.00 | 19.35 | 0.133 0.006 | 480 24 | 0 0 |
| Carneros (Saintsbury) | 3/14/26 | 74.2 2.8 | 1543 | 40.3 0.9 | 0731 | 48.8 2.1 | 100 0 | 45 14 | 2.2 | 10.3 2.0 | 1718 | SW | 230 | 0.00 | 5.62 | - | - | 0 0 |
| Suscol Lower (Ranch 35) | 3/14/26 | 76.0 0.7 | 1602 | 42.8 2.4 | 0722 | 48.2 2.6 | - | - | 3.6 | 10.2 1.7 | 1434 | SSW | 196 | 0.00 | 18.31 | 0.126 0.003 | 442 26 | 0 0 |
| Suscol Mtn (Ranch 93) | 3/14/26 | 73.9 1.4 | 1633 | 46.7 2.4 | 0733 | 48.3 4.4 | 94 14 | 39 13 | 3.5 | 12.0 0.1 | 1041 | NNW | 343 | 0.00 | 13.80 | - | - | 0 0 |
| Suscol Upper (Ranch 92) | 3/14/26 | 73.9 1.8 | 1636 | 47.4 1.2 | 0535 | 48.7 3.9 | 90 7 | 41 16 | 0.9 | 8.6 0.7 | 1418 | SW | 214 | 0.00 | 18.16 | - | - | 0 0 |
| Stanly (Ranch 45) | 3/14/26 | 76.8 1.5 | 1519 | 39.6 1.4 | 0743 | 48.3 2.0 | 100 5 | 37 8 | 2.8 | 10.0 1.2 | 1730 | SSW | 213 | 0.00 | 19.65 | 0.147 0.007 | 513 34 | 0 0 |
| Carneros Upper (Ranch 81) | 3/14/26 | 76.6 0.2 | 1559 | 47.3 0.7 | 0639 | 48.7 2.9 | - | - | 4.4 | 18.9 2.5 | 1908 | W | 276 | - | - | - | - | 0 0 |
| Carneros (Mitsuko) | 3/14/26 | 75.6 1.1 | 1540 | 37.8 2.7 | 0727 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Carneros Lower (Ranch 81) | 3/14/26 | 79.4 0.7 | 1556 | 42.0 2.2 | 0708 | 48.3 3.8 | 100 0 | 0 0 | 1.4 | 10.0 0.4 | 1921 | WNW | 296 | 0.00 | 16.94 | 0.104 0.006 | 361 14 | 0 0 |
| Carneros (Milton Rd) | 3/14/26 | 75.5 1.5 | 1551 | 40.0 0.9 | 0242 | 48.0 2.2 | 96 1 | 44 16 | - | - | - | - | 0.00 | 17.00 | - | - | 0 0 |
| Max | 79.4 | - | 51.8 | - | 51.8 | 100 | 49 | 4.4 | 18.9 | - | - | 0.00 | 29.29 | 0.147 | 552 | - | |
| Avg | - | - | - | - | 47.1 | - | - | 2.3 | - | - | - | - | - | - | - | - | |
| Min | 72.1 | - | 37.8 | - | 33.0 | 73 | 0 | 0.9 | 8.3 | - | - | 0.00 | 5.62 | 0.070 | 224 | - |