| 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 | 6/24/26 | 85.8 1.5 | 1127 | 51.6 2.0 | 0500 | - | - | - | - | - | - | - | 0.00 | 50.54 | - | - | 100 0 |
| Pope Valley (Weeks Lake) | 6/24/26 | 88.0 2.7 | 1655 | 42.7 0.5 | 0547 | 50.6 1.3 | 100 0 | 26 6 | 2.3 0.5 | 12.7 0.0 | 1458 | SE | 132 | 0.00 | 26.64 | 0.220 0.005 | 652 2 | 30 10 |
| Dollarhide Base | 6/24/26 | 88.4 3.4 | 1457 | 52.1 2.2 | 0556 | 55.5 1.2 | 92 4 | 36 12 | 4.1 0.7 | 15.6 0.2 | 1705 | SW | 217 | 0.00 | 23.55 | 0.256 0.010 | 754 1 | 20 10 |
| Dollarhide 1AS Remote | 6/24/26 | 89.3 3.8 | 1647 | 44.8 0.3 | 0559 | 53.6 1.0 | 93 0 | 35 12 | 3.8 0.8 | 16.9 1.5 | 1630 | SSE | 157 | - | - | - | - | 20 10 |
| Dollarhide 16A Remote | 6/24/26 | 86.8 2.7 | 1522 | 49.7 0.7 | 0553 | 55.6 0.9 | 96 1 | 38 10 | - | - | - | - | - | - | - | - | 20 10 |
| Dollarhide 18A Remote | 6/24/26 | 86.7 4.1 | 1533 | 42.0 0.0 | 0528 | 52.6 1.4 | 97 0 | 35 12 | - | - | - | - | - | - | - | - | 0 10 |
| Hardin Rd (Eakle) | 6/24/26 | 88.2 2.4 | 1441 | 48.2 1.1 | 0601 | - | - | - | - | - | - | - | - | - | - | - | 50 10 |
| Angwin | 6/24/26 | 77.7 3.0 | 1638 | 63.2 0.1 | 2026 | 46.8 5.5 | 72 21 | 17 7 | 2.5 0.3 | 11.5 1.9 | 1543 | S | 175 | 0.00 | 46.17 | 0.043 0.015 | 0 0 | 100 0 |
| Lower Angwin (Pioneer) | 6/24/26 | 78.2 4.3 | 1711 | 41.7 2.9 | 0410 | - | - | - | 2.7 0.8 | 12.6 0.7 | 1536 | WSW | 256 | - | - | - | - | 100 0 |
| Las Posadas (Cal Fire) | 6/24/26 | 81.2 3.0 | 1629 | 48.0 0.6 | 0547 | 52.6 0.5 | 97 2 | 44 5 | 11.2 3.0 | 24.3 2.9 | 2254 | SW | 221 | 0.00 | 35.41 | 0.220 0.012 | 656 10 | - |
| Deer Park | 6/24/26 | 84.1 3.1 | 1614 | 50.5 0.5 | 0619 | 52.5 0.3 | 96 0 | 34 4 | 3.4 0.1 | 11.8 0.4 | 1544 | WNW | 291 | 0.00 | 29.37 | 0.166 0.010 | 484 7 | 90 20 |
| Lower Chiles Valley (Brown) | 6/24/26 | 83.2 4.0 | 1622 | 49.9 0.0 | 0554 | 52.5 0.3 | 100 0 | 36 13 | 4.3 0.8 | 17.1 3.7 | 1331 | WNW | 296 | 0.00 | 26.24 | 0.215 0.004 | 679 4 | 100 10 |
| Moss Creek Vineyard/Reservior | 6/24/26 | 88.2 4.4 | 1441 | 48.9 0.6 | 0543 | 51.6 1.5 | 94 0 | 29 15 | - | - | - | - | 0.00 | 27.15 | - | - | 20 10 |
| Max | 89.3 | - | 63.2 | - | 55.6 | 100 | 44 | 11.2 | 24.3 | - | - | 0.00 | 50.54 | 0.256 | 754 | - | |
| Avg | - | - | - | - | 52.4 | - | - | 4.3 | - | - | - | - | - | - | - | - | |
| Min | 77.7 | - | 41.7 | - | 46.8 | 72 | 17 | 2.3 | 11.5 | - | - | 0.00 | 23.55 | 0.043 | 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 | 6/24/26 | 83.5 9.4 | 1619 | 51.3 3.6 | 0307 | 54.2 | 95 2 | 43 17 | - | - | - | - | 0.00 | 32.79 | - | - | 40 20 |
| Diamond Mtn (Schramsberg) | 6/24/26 | 82.8 3.2 | 1641 | 49.0 0.1 | 0524 | 52.3 0.1 | 100 0 | 36 2 | - | - | - | - | 0.00 | 31.46 | - | - | 100 0 |
| Diamond Mtn (McEachran) | 6/24/26 | 80.1 5.9 | 1656 | 50.1 0.6 | 0340 | 52.1 0.2 | 95 0 | 39 5 | - | - | - | - | - | - | - | - | 100 0 |
| St. Helena-North | 6/24/26 | 87.9 0.2 | 1620 | 50.6 1.2 | 0316 | 51.0 0.1 | 83 2 | 30 2 | 2.0 | 11.0 0.7 | 1753 | NNW | 339 | 0.00 | 31.48 | 0.196 0.006 | 589 4 | 10 10 |
| St. Helena (NVV Office) | 6/24/26 | 86.9 0.9 | 1558 | 52.4 0.3 | 0257 | - | - | - | 1.7 | 9.5 0.4 | 1812 | SE | 124 | 0.00 | 29.13 | - | - | 80 10 |
| Tiara Fria (East St. Helena) | 6/24/26 | 82.2 2.1 | 1609 | 51.0 0.9 | 0256 | 53.0 0.3 | 90 0 | 42 3 | 2.7 | 12.1 1.0 | 1742 | SE | 139 | 0.00 | 27.01 | - | - | 100 0 |
| Rutherford Hill Estate | 6/24/26 | 83.1 2.7 | 1430 | 50.1 0.0 | 0227 | 52.7 0.3 | 98 4 | 40 4 | 1.6 | 14.9 1.8 | 1750 | SSW | 203 | 0.00 | 25.35 | 0.173 0.002 | 556 2 | 100 0 |
| Rutherford-North (Mee Ln) | 6/24/26 | 81.3 2.4 | 1618 | 45.2 0.9 | 0245 | 51.9 0.3 | 92 0 | 42 3 | 3.4 | 17.1 1.5 | 1742 | ESE | 108 | 0.00 | 24.87 | 0.194 0.000 | 597 16 | 100 0 |
| Rutherford (STS) | 6/24/26 | 83.7 2.5 | 1536 | 45.7 0.4 | 0244 | 54.4 0.2 | 92 0 | 45 2 | 2.4 | 13.2 0.2 | 1656 | SE | 124 | 0.00 | 26.10 | 0.209 0.005 | 674 0 | 100 0 |
| Oakville-NE (Ranch 88) | 6/24/26 | 82.7 2.0 | 1525 | 45.4 1.6 | 0301 | 51.0 0.1 | 88 1 | 38 3 | 2.6 | 18.0 2.1 | 1649 | S | 188 | 0.00 | 25.32 | 0.196 0.002 | 604 11 | 100 0 |
| OV561-East | 6/24/26 | 83.0 0.9 | 1601 | 50.4 1.2 | 0304 | - | - | - | - | - | - | - | - | - | - | - | 100 0 |
| Oakville | 6/24/26 | 79.6 1.7 | 1553 | 48.0 0.3 | 0259 | 52.3 0.0 | 94 1 | 44 3 | 3.8 | 19.1 1.8 | 1706 | SE | 131 | 0.00 | 26.11 | 0.201 0.006 | 644 4 | 100 0 |
| OV518-West | 6/24/26 | 78.0 2.6 | 1456 | 49.8 1.9 | 0300 | - | - | - | - | - | - | - | - | - | - | - | 100 0 |
| To Kalon Remote (TKKE) | 6/24/26 | 82.4 2.1 | 1546 | 49.9 3.3 | 0257 | - | - | - | - | - | - | - | - | - | - | - | 100 0 |
| To Kalon | 6/24/26 | 79.8 2.9 | 1619 | 48.4 1.0 | 0246 | 53.3 0.1 | 96 0 | 46 3 | 3.9 | 16.2 0.1 | 1659 | SE | 135 | 0.00 | 28.00 | 0.187 0.006 | 584 2 | 100 0 |
| To Kalon Remote (TKN5) | 6/24/26 | 82.8 2.5 | 1552 | 50.4 2.7 | 0253 | - | - | - | - | - | - | - | - | - | - | - | 100 0 |
| Yountville (Ranch 67) | 6/24/26 | 76.8 3.1 | 1530 | 51.0 0.9 | 0230 | 51.5 0.1 | 91 1 | 45 2 | 4.1 | 17.5 2.0 | 1701 | S | 180 | 0.00 | 24.03 | 0.197 0.008 | 684 3 | 100 0 |
| Stags Leap Dist (Silverado Vineyards) | 6/24/26 | 77.8 2.1 | 1507 | 49.6 0.0 | 0233 | 51.8 0.0 | 93 2 | 44 2 | 3.2 | 20.0 4.1 | 1742 | SE | 141 | 0.00 | 28.04 | 0.184 0.012 | 593 24 | 100 0 |
| Borreo (Soda Canyon) | 6/24/26 | 75.4 2.9 | 1522 | 46.9 1.8 | 0238 | 51.0 0.4 | 95 0 | 47 6 | 2.2 | 12.8 3.0 | 1459 | ESE | 112 | 0.00 | 27.74 | 0.185 0.008 | 638 14 | 100 0 |
| Wappo Hill Floor | 6/24/26 | 78.0 2.8 | 1526 | 51.2 2.3 | 0220 | 53.0 0.1 | 100 0 | 48 4 | 3.8 | 15.0 1.3 | 1636 | ESE | 112 | 0.00 | 27.12 | 0.193 0.004 | 630 2 | 100 0 |
| Stags Leap Dist (Chimney Rock) | 6/24/26 | 76.6 3.0 | 1520 | 52.3 3.9 | 0224 | 54.4 0.0 | 94 4 | 54 3 | 3.7 | 14.5 0.7 | 1634 | ESE | 108 | 0.00 | 26.50 | 0.169 0.005 | 560 5 | 100 0 |
| Yountville-South (Ranch 87) | 6/24/26 | 78.9 3.0 | 1528 | 51.9 2.2 | 0225 | 53.5 0.2 | 100 7 | 46 4 | 2.5 | 12.0 0.5 | 1623 | SSE | 150 | 0.00 | 27.76 | 0.193 0.005 | 640 5 | 100 0 |
| Yountville-SE (Ranch 85) | 6/24/26 | 76.6 2.4 | 1509 | 51.7 2.1 | 0208 | 53.5 0.1 | 94 1 | 50 4 | 3.9 | 14.2 0.4 | 1535 | S | 191 | 0.00 | 26.09 | - | 0 0 | 100 0 |
| Oak Knoll-East (Ranch 53) | 6/24/26 | 76.4 3.7 | 1519 | 52.2 3.0 | 0200 | 52.4 0.2 | 92 0 | 47 4 | 3.4 | 16.2 2.8 | 1555 | SE | 139 | 0.00 | 24.76 | 0.194 0.005 | 654 1 | 100 0 |
| Napa-NW (Ranch 54) | 6/24/26 | 81.4 1.0 | 1421 | 48.8 0.6 | 0208 | 52.3 0.1 | 92 1 | 39 1 | 0.9 | 11.4 5.0 | 1214 | SSW | 205 | 0.00 | 27.13 | - | 0 0 | 100 0 |
| Napa-North (Ranch 29) | 6/24/26 | 74.4 3.2 | 1549 | 52.1 0.1 | 0144 | 53.6 0.0 | 100 0 | 53 3 | 2.3 | 14.4 2.6 | 1520 | S | 175 | 0.00 | 25.63 | 0.139 0.002 | 457 7 | 90 10 |
| Max | 87.9 | - | 52.4 | - | 54.4 | 100 | 54 | 4.1 | 20.0 | - | - | 0.00 | 32.79 | 0.209 | 684 | - | |
| Avg | - | - | - | - | 52.6 | - | - | 2.9 | - | - | - | - | - | - | - | - | |
| Min | 74.4 | - | 45.2 | - | 51.0 | 83 | 30 | 0.9 | 9.5 | - | - | 0.00 | 24.03 | 0.139 | 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 | 6/24/26 | 81.8 0.2 | 1522 | 46.4 0.1 | 0613 | 52.4 1.6 | 100 0 | 42 10 | 1.3 | 8.2 2.0 | 1539 | N | 351 | 0.00 | 34.60 | 0.195 0.004 | 745 64 | 100 0 |
| Mount George (Napa East) | 6/24/26 | 73.6 3.5 | 1505 | 49.8 0.4 | 0110 | 51.7 2.8 | 92 5 | 52 6 | 2.4 | 11.1 1.2 | 1852 | ESE | 114 | 0.00 | 17.28 | 0.182 0.006 | 646 8 | 90 10 |
| Napa-East (Palmaz 300') | 6/24/26 | 77.9 3.8 | 1505 | 50.2 0.5 | 0109 | 52.7 0.1 | 94 6 | 46 6 | 2.5 | 12.6 2.3 | 1558 | WSW | 240 | 0.00 | 23.52 | 0.168 0.006 | 554 3 | 100 0 |
| Napa-East (Palmaz 1200') | 6/24/26 | 71.6 2.3 | 1609 | 45.4 0.2 | 0137 | 46.5 0.6 | 100 0 | 12 6 | 2.5 | 12.7 0.2 | 1500 | WNW | 290 | - | - | 0.176 0.009 | 651 10 | 10 10 |
| Napa-East (Palmaz 1400') | 6/24/26 | 71.5 4.3 | 1425 | 48.2 0.7 | 0534 | 52.1 0.2 | 100 0 | 56 8 | 3.5 | 14.8 2.5 | 1548 | S | 185 | 0.00 | 31.03 | 0.170 0.012 | 632 17 | 40 10 |
| Wooden Valley | 6/24/26 | 76.9 3.3 | 1603 | 50.0 0.7 | 0528 | 50.7 0.1 | 94 0 | 44 9 | 5.2 | 18.5 3.3 | 1109 | S | 176 | 0.00 | 29.46 | 0.206 0.015 | 711 0 | 100 0 |
| Napa-West Upper (Truchard) | 6/24/26 | 76.2 2.0 | 1352 | 50.3 1.4 | 0229 | 31.5 6.4 | 100 0 | 0 0 | 5.1 | 17.4 2.0 | 1759 | S | 186 | 0.00 | 24.70 | 0.196 0.007 | 634 14 | 100 0 |
| Napa-West Lower (Truchard) | 6/24/26 | 77.2 1.7 | 1401 | 46.8 2.6 | 0101 | 52.4 1.4 | 94 0 | 45 0 | - | - | - | - | - | - | - | - | 100 0 |
| Napa-South (Toyon Farms) | 6/24/26 | 73.7 2.1 | 1504 | 50.6 0.0 | 0120 | 54.6 0.2 | 99 1 | 57 0 | 4.3 | 17.7 3.4 | 1509 | SSE | 165 | 0.00 | 18.70 | 0.105 0.006 | 372 0 | 90 10 |
| Toyon Remote 1 | 6/24/26 | 75.3 0.4 | 1317 | 50.3 3.6 | 0123 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 6/24/26 | 73.0 2.1 | 1502 | 50.2 1.9 | 0115 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 6/24/26 | 74.8 1.2 | 1509 | 49.2 1.5 | 0127 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 6/24/26 | 77.1 0.0 | 1458 | 51.4 0.6 | 0146 | 52.5 0.2 | 95 2 | 46 4 | 3.3 | 16.4 0.7 | 1658 | SSE | 162 | 0.00 | 23.81 | 0.182 0.006 | 625 14 | 100 0 |
| Carneros (Saintsbury) | 6/24/26 | 72.1 2.0 | 1335 | 50.3 0.1 | 0101 | 52.6 0.5 | 100 0 | 51 1 | 6.9 | 20.0 4.4 | 1721 | SSE | 149 | 0.00 | 8.94 | - | - | 50 10 |
| Suscol Lower (Ranch 35) | 6/24/26 | 73.4 2.0 | 1558 | 51.1 2.3 | 0101 | 52.1 0.6 | - | - | 5.9 | 19.1 2.9 | 1653 | S | 178 | 0.00 | 23.25 | 0.167 0.002 | 555 5 | 50 10 |
| Suscol Mtn (Ranch 93) | 6/24/26 | 74.6 2.7 | 1606 | 49.2 0.3 | 0537 | 52.7 0.2 | 100 0 | 55 4 | 8.6 | 18.9 3.1 | 1247 | NW | 316 | 0.01 | 19.28 | - | - | 90 10 |
| Suscol Upper (Ranch 92) | 6/24/26 | 71.7 2.8 | 1541 | 49.7 0.3 | 0615 | 39.9 9.8 | 100 0 | 3 0 | 5.5 | 17.0 4.8 | 1234 | SW | 220 | 0.00 | 22.76 | - | - | 0 10 |
| Stanly (Ranch 45) | 6/24/26 | 72.1 2.3 | 1531 | 51.2 0.6 | 0118 | 52.2 0.4 | 92 0 | 55 3 | 7.3 | 20.2 4.3 | 1806 | WNW | 282 | 0.00 | 22.51 | 0.192 0.006 | 674 7 | 60 10 |
| Carneros Upper (Ranch 81) | 6/24/26 | 75.7 1.5 | 1507 | 51.4 0.2 | 0131 | 43.0 3.7 | - | - | 9.5 | 22.3 4.3 | 2154 | WSW | 257 | - | - | - | - | 90 10 |
| Carneros (Mitsuko) | 6/24/26 | 74.4 0.8 | 1447 | 51.4 0.3 | 0101 | - | - | - | - | - | - | - | - | - | - | - | 90 10 |
| Carneros Lower (Ranch 81) | 6/24/26 | 82.5 3.9 | 1434 | 52.0 0.4 | 0101 | 53.5 0.4 | 94 1 | 40 4 | 1.4 | 14.5 1.2 | 1651 | S | 177 | 0.00 | 19.55 | 0.167 0.003 | 554 6 | 100 0 |
| Carneros (Milton Rd) | 6/24/26 | 72.6 1.7 | 1444 | 50.7 0.4 | 0115 | 52.7 0.4 | 93 1 | 54 3 | - | - | - | - | 0.00 | 18.07 | - | - | 90 10 |
| Max | 82.5 | - | 52.0 | - | 54.6 | 100 | 57 | 9.5 | 22.3 | - | - | 0.01 | 34.60 | 0.206 | 745 | - | |
| Avg | - | - | - | - | 49.8 | - | - | 4.7 | - | - | - | - | - | - | - | - | |
| Min | 71.5 | - | 45.4 | - | 31.5 | 92 | 0 | 1.3 | 8.2 | - | - | 0.00 | 8.94 | 0.105 | 372 | - |