| 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 | 3/16/26 | 87.6 5.5 | 1716 | 52.0 6.3 | 0304 | - | - | - | - | - | - | - | 0.00 | 42.33 | - | - | 0 0 |
| Pope Valley (Weeks Lake) | 3/16/26 | 92.5 8.3 | 1531 | 38.0 0.4 | 0714 | 44.8 4.8 | 100 0 | 14 6 | 1.2 | 10.5 6.1 | 1349 | NE | 46 | 0.00 | 21.60 | 0.147 0.003 | 454 2 | 90 10 |
| 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 | 3/16/26 | 90.2 4.5 | 1528 | 45.0 2.1 | 0700 | 50.2 5.9 | 96 4 | 22 10 | 2.0 | 13.6 2.6 | 1416 | E | 83 | 0.00 | 19.16 | 0.169 0.005 | 492 2 | 90 10 |
| 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 | 3/16/26 | 92.0 5.4 | 1530 | 40.5 0.6 | 0633 | 49.3 4.5 | 98 2 | 20 8 | - | - | - | - | - | - | - | - | 80 10 |
| Dollarhide 18A Remote | 3/16/26 | 92.5 3.9 | 1555 | 36.3 1.3 | 0742 | 46.7 5.2 | 99 1 | 19 8 | - | - | - | - | - | - | - | - | 80 10 |
| Angwin | 3/16/26 | 83.1 6.3 | 1700 | 64.7 8.4 | 0615 | 37.6 6.0 | 41 25 | 16 6 | 6.2 | 18.1 2.5 | 0939 | NNW | 348 | 0.00 | 38.60 | 0.115 0.005 | 0 0 | 0 0 |
| Lower Angwin (Pioneer) | 3/16/26 | 86.3 5.8 | 1653 | 55.8 1.8 | 2325 | - | - | - | 2.8 | 13.9 1.8 | 1209 | NNE | 31 | - | - | - | - | 0 0 |
| Deer Park | 3/16/26 | 92.0 4.3 | 1522 | 63.5 11.1 | 0701 | 44.6 6.4 | 58 27 | 15 8 | 2.5 | 13.8 2.3 | 1246 | N | 10 | 0.00 | 23.61 | 0.144 0.006 | 340 1 | 80 10 |
| Lower Chiles Valley (Brown) | 3/16/26 | 91.5 5.8 | 1705 | 41.6 1.5 | 0659 | 45.6 7.7 | 100 0 | 14 6 | 1.4 | 11.0 6.8 | 1233 | NNW | 337 | 0.00 | 20.67 | 0.162 0.001 | 485 1 | 90 10 |
| Moss Creek Vineyard/Reservior | 3/16/26 | 89.3 5.0 | 1709 | 44.4 0.4 | 0730 | 45.8 5.8 | 94 6 | 15 8 | - | - | - | - | 0.00 | 23.37 | - | - | 0 0 |
| Max | 92.5 | - | 64.7 | - | 50.2 | 100 | 22 | 6.2 | 18.1 | - | - | 0.00 | 42.33 | 0.169 | 492 | - | |
| Avg | - | - | - | - | 45.6 | - | - | 2.7 | - | - | - | - | - | - | - | - | |
| Min | 83.1 | - | 36.3 | - | 37.6 | 41 | 14 | 1.2 | 10.5 | - | - | 0.00 | 19.16 | 0.115 | 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 | 3/16/26 | 95.7 3.8 | 1510 | 47.0 2.2 | 0738 | 51.0 4.9 | 93 6 | 19 10 | - | - | - | - | 0.00 | 27.89 | - | - | 70 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) | 3/16/26 | 91.2 4.9 | 1520 | 67.6 15.1 | 0110 | 42.7 6.2 | 50 35 | 15 8 | - | - | - | - | 0.00 | 26.40 | - | - | 0 0 |
| Diamond Mtn (McEachran) | 3/16/26 | 91.9 4.2 | 1614 | 57.8 7.1 | 0338 | 46.8 6.6 | 63 26 | 15 8 | - | - | - | - | - | - | - | - | 60 10 |
| St. Helena-North | 3/16/26 | 95.1 4.0 | 1524 | 48.3 3.0 | 0710 | 46.2 7.4 | 83 17 | 10 6 | 2.2 | 10.5 1.1 | 1640 | SSE | 150 | 0.00 | 26.66 | 0.141 0.011 | 383 2 | 80 10 |
| St. Helena (NVV Office) | 3/16/26 | 94.0 2.8 | 1504 | 48.2 2.2 | 0719 | - | - | - | 1.3 | 9.5 2.5 | 1608 | SE | 125 | 0.00 | 23.51 | - | - | 80 10 |
| Tiara Fria (East St. Helena) | 3/16/26 | 92.1 1.7 | 1431 | 47.1 3.6 | 0737 | 49.9 7.2 | 93 4 | 14 7 | 1.9 | 10.7 3.8 | 1459 | ESE | 102 | 0.00 | 21.80 | - | - | 80 10 |
| Rutherford Hill Estate | 3/16/26 | 89.9 2.3 | 1613 | 58.0 4.4 | 0738 | 49.2 5.6 | 69 20 | 20 12 | 1.4 | 10.7 3.7 | 1521 | SSW | 208 | 0.00 | 21.35 | 0.136 0.001 | 415 3 | 80 10 |
| Rutherford-North (Mee Ln) | 3/16/26 | 88.5 4.0 | 1313 | 45.2 3.4 | 0728 | 50.7 6.2 | 91 5 | 23 15 | 2.5 | 14.7 1.3 | 1630 | SE | 141 | 0.00 | 20.49 | 0.150 0.012 | 423 2 | 80 10 |
| Rutherford (STS) | 3/16/26 | 91.0 1.2 | 1349 | 44.9 0.1 | 0741 | 53.2 6.1 | 92 2 | 27 14 | 2.3 | 11.7 1.1 | 1627 | SE | 139 | 0.00 | 21.65 | 0.170 0.006 | 506 2 | 80 10 |
| Oakville-NE (Ranch 88) | 3/16/26 | 87.6 2.0 | 1411 | 42.9 0.5 | 0725 | 49.2 5.9 | 95 4 | 24 16 | 1.7 | 12.7 0.1 | 1633 | SSW | 199 | 0.00 | 21.19 | 0.161 0.005 | 472 1 | 0 0 |
| OV561-East | 3/16/26 | 89.0 3.9 | 1553 | 44.2 0.4 | 0734 | - | - | - | - | - | - | - | - | - | - | - | 80 10 |
| Oakville | 3/16/26 | 86.6 4.3 | 1452 | 44.2 1.5 | 0721 | 49.7 5.4 | 95 3 | 28 20 | 2.9 | 13.8 2.3 | 1634 | E | 99 | 0.00 | 21.73 | 0.172 0.011 | 485 2 | 80 10 |
| OV518-West | 3/16/26 | 86.4 0.5 | 1407 | 45.6 1.4 | 0650 | - | - | - | - | - | - | - | - | - | - | - | 80 10 |
| To Kalon Remote (TKKE) | 3/16/26 | 90.0 1.2 | 1423 | 44.0 0.8 | 0727 | - | - | - | - | - | - | - | - | - | - | - | 80 10 |
| To Kalon | 3/16/26 | 88.2 2.2 | 1408 | 45.0 1.7 | 0737 | 50.3 6.5 | 93 6 | 25 17 | 2.5 | 12.6 0.5 | 1609 | SE | 133 | 0.00 | 23.62 | 0.162 0.007 | 450 0 | 80 10 |
| To Kalon Remote (TKN5) | 3/16/26 | 89.0 1.2 | 1508 | 43.7 1.9 | 0721 | - | - | - | - | - | - | - | - | - | - | - | 80 10 |
| Yountville (Ranch 67) | 3/16/26 | 84.4 3.6 | 1611 | 43.9 0.3 | 0712 | 49.6 2.6 | 94 3 | 28 20 | 2.5 | 12.7 1.5 | 1704 | SE | 131 | 0.00 | 19.96 | 0.162 0.006 | 488 3 | 90 20 |
| Stags Leap Dist (Silverado Vineyards) | 3/16/26 | 84.3 3.7 | 1548 | 43.8 1.5 | 0723 | 49.2 1.7 | 95 1 | 29 19 | 1.9 | 13.3 1.8 | 1624 | SE | 146 | 0.00 | 23.91 | 0.161 0.010 | 471 4 | 70 10 |
| Borreo (Soda Canyon) | 3/16/26 | 83.5 0.6 | 1608 | 47.6 2.8 | 0728 | 48.3 1.1 | 87 11 | 28 12 | 2.0 | 8.2 0.3 | 1449 | SE | 128 | 0.00 | 23.83 | 0.154 0.008 | 495 5 | 0 0 |
| Wappo Hill Floor | 3/16/26 | 86.9 0.6 | 1601 | 41.8 0.8 | 0745 | 50.3 1.6 | 100 0 | 28 13 | 2.1 | 10.2 0.0 | 1421 | ESE | 116 | 0.00 | 23.28 | 0.158 0.008 | 464 0 | 80 10 |
| Stags Leap Dist (Chimney Rock) | 3/16/26 | 85.7 0.5 | 1558 | 42.6 1.2 | 0721 | 51.0 0.7 | 100 0 | 32 7 | 2.0 | 10.8 1.5 | 1612 | SE | 131 | 0.00 | 22.51 | 0.144 0.007 | 433 2 | 90 10 |
| Yountville-South (Ranch 87) | 3/16/26 | 86.1 2.8 | 1544 | 43.5 0.2 | 0734 | 51.0 1.4 | 100 0 | 29 19 | 1.9 | 11.1 1.1 | 1616 | S | 174 | 0.00 | 23.66 | 0.139 0.008 | 395 0 | 80 10 |
| Yountville-SE (Ranch 85) | 3/16/26 | 86.6 0.9 | 1603 | 44.6 0.4 | 0740 | 50.8 1.2 | 97 3 | 29 12 | 1.4 | 9.6 1.1 | 1319 | SE | 138 | 0.00 | 22.19 | - | 0 0 | 90 10 |
| Oak Knoll-East (Ranch 53) | 3/16/26 | 86.5 1.6 | 1545 | 44.8 1.2 | 0713 | 49.7 0.8 | 95 1 | 26 1 | 1.6 | 10.2 0.7 | 1452 | SSW | 192 | 0.00 | 20.46 | 0.149 0.008 | 452 6 | 80 10 |
| Napa-NW (Ranch 54) | 3/16/26 | 85.7 2.1 | 1557 | 45.7 0.9 | 0715 | 49.5 0.2 | 92 8 | 28 4 | 2.3 | 11.5 0.9 | 1453 | SSE | 147 | 0.00 | 22.69 | - | 0 0 | 100 0 |
| Napa-North (Ranch 29) | 3/16/26 | 87.6 4.1 | 1746 | 45.9 2.8 | 0740 | 50.9 1.3 | 100 0 | 28 3 | 1.8 | 11.2 0.2 | 1436 | S | 183 | 0.00 | 20.32 | 0.116 0.009 | 303 2 | 90 10 |
| Max | 95.7 | - | 67.6 | - | 53.2 | 100 | 32 | 2.9 | 14.7 | - | - | 0.00 | 27.89 | 0.172 | 506 | - | |
| Avg | - | - | - | - | 49.5 | - | - | 2.0 | - | - | - | - | - | - | - | - | |
| Min | 83.5 | - | 41.8 | - | 42.7 | 50 | 10 | 1.3 | 8.2 | - | - | 0.00 | 19.96 | 0.116 | 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 | 3/16/26 | 85.6 6.1 | 1530 | 67.5 9.4 | 0707 | 41.7 5.4 | 46 22 | 20 7 | 2.0 | 10.6 2.6 | 0957 | N | 352 | 0.00 | 29.29 | 0.206 0.025 | 688 64 | 0 0 |
| Mount George (Napa East) | 3/16/26 | 88.4 2.4 | 1728 | 45.7 2.9 | 0717 | 50.6 1.0 | 95 3 | 29 2 | 0.9 | 8.9 2.3 | 1425 | W | 260 | 0.00 | 11.88 | 0.150 0.009 | 490 9 | 30 10 |
| Napa-East (Palmaz 300') | 3/16/26 | 87.9 4.5 | 1818 | 48.2 1.6 | 0741 | 49.6 0.5 | 90 10 | 26 2 | 1.8 | 9.1 0.2 | 2058 | NE | 46 | 0.00 | 18.31 | 0.141 0.010 | 438 9 | 90 10 |
| 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') | 3/16/26 | 84.6 3.7 | 1409 | 55.5 7.4 | 0033 | 44.2 4.2 | 85 15 | 19 9 | 3.6 | 18.1 0.3 | 1308 | NNE | 19 | 0.00 | 24.80 | 0.176 0.007 | 481 4 | 0 0 |
| Wooden Valley | 3/16/26 | 83.2 1.1 | 1502 | 44.4 0.7 | 0743 | 49.5 6.0 | 97 1 | 25 16 | 1.5 | 10.1 1.1 | 1354 | SSW | 198 | 0.00 | 24.00 | 0.149 0.000 | 492 8 | 100 0 |
| Napa-West Upper (Truchard) | 3/16/26 | 86.2 3.0 | 1606 | 54.7 6.2 | 0540 | 49.3 8.6 | 82 18 | 28 28 | 2.3 | 11.5 1.3 | 1426 | S | 185 | 0.00 | 20.16 | 0.165 0.018 | 489 15 | 0 0 |
| Napa-West Lower (Truchard) | 3/16/26 | 87.5 4.0 | 1759 | 42.0 2.9 | 0654 | 49.7 0.2 | 100 0 | 29 8 | - | - | - | - | - | - | - | - | 90 10 |
| Napa-South (Toyon Farms) | 3/16/26 | 85.8 2.8 | 1618 | 50.3 3.0 | 0715 | 53.6 0.0 | 96 4 | 34 6 | 2.4 | 9.3 1.5 | 1552 | SSE | 164 | 0.00 | 13.94 | 0.088 0.011 | 235 4 | 70 20 |
| Toyon Remote 1 | 3/16/26 | 84.6 4.2 | 1534 | 43.1 2.8 | 0542 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 3/16/26 | 84.7 3.3 | 1633 | 44.5 3.2 | 0639 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 3/16/26 | 86.4 3.9 | 1535 | 42.8 2.2 | 0650 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 3/16/26 | 86.3 2.7 | 1801 | 47.8 3.6 | 0520 | 49.9 0.5 | 90 7 | 27 2 | 2.3 | 9.7 0.0 | 1410 | SSE | 149 | 0.00 | 19.35 | 0.155 0.013 | 501 18 | 0 0 |
| Carneros (Saintsbury) | 3/16/26 | 83.5 3.7 | 1530 | 46.9 4.5 | 0617 | 50.4 0.3 | 90 10 | 30 3 | 1.8 | 7.8 3.2 | 1553 | SSE | 165 | 0.00 | 5.62 | - | - | 0 0 |
| Suscol Lower (Ranch 35) | 3/16/26 | 86.1 4.9 | 1809 | 46.9 3.6 | 0655 | 48.8 0.4 | - | - | 3.3 | 10.2 0.2 | 1416 | SSW | 210 | 0.00 | 18.31 | 0.152 0.013 | 463 14 | 0 0 |
| Suscol Mtn (Ranch 93) | 3/16/26 | 84.4 3.9 | 1401 | 64.3 7.8 | 0630 | 43.2 2.6 | 50 31 | 20 2 | 2.8 | 15.6 3.1 | 0448 | N | 6 | 0.00 | 13.80 | - | - | 0 0 |
| Suscol Upper (Ranch 92) | 3/16/26 | 84.5 4.2 | 1742 | 63.4 8.1 | 0508 | 44.6 1.6 | 52 32 | 24 3 | 0.6 | 7.8 5.9 | 1142 | S | 171 | 0.00 | 18.16 | - | - | 0 0 |
| Stanly (Ranch 45) | 3/16/26 | 88.8 7.4 | 1818 | 44.9 2.1 | 0600 | 50.2 0.6 | 97 3 | 25 6 | 2.4 | 9.1 2.0 | 1252 | SW | 230 | 0.00 | 19.65 | 0.172 0.017 | 534 16 | 0 0 |
| Carneros Upper (Ranch 81) | 3/16/26 | 85.1 2.4 | 1533 | 57.1 5.3 | 0634 | 46.8 2.5 | - | - | 3.0 | 12.6 3.7 | 1929 | W | 261 | - | - | - | - | 0 0 |
| Carneros (Mitsuko) | 3/16/26 | 84.9 4.1 | 1733 | 42.2 2.7 | 0546 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Carneros Lower (Ranch 81) | 3/16/26 | 83.6 1.4 | 1534 | 46.0 2.6 | 0709 | 49.4 6.8 | 100 0 | 0 0 | 1.4 | 9.5 1.2 | 1406 | SSE | 166 | 0.00 | 16.94 | 0.125 0.014 | 382 13 | 0 0 |
| Carneros (Milton Rd) | 3/16/26 | 85.5 4.1 | 1713 | 44.5 2.5 | 0545 | 50.2 0.7 | 94 2 | 28 3 | - | - | - | - | 0.00 | 17.00 | - | - | 0 0 |
| Max | 88.8 | - | 67.5 | - | 53.6 | 100 | 34 | 3.6 | 18.1 | - | - | 0.00 | 29.29 | 0.206 | 688 | - | |
| Avg | - | - | - | - | 48.3 | - | - | 2.1 | - | - | - | - | - | - | - | - | |
| Min | 83.2 | - | 42.0 | - | 41.7 | 46 | 0 | 0.6 | 7.8 | - | - | 0.00 | 5.62 | 0.088 | 235 | - |