| 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 | 6/23/26 | 87.3 0.1 | 1307 | 49.5 2.7 | 0548 | - | - | - | - | - | - | - | 0.00 | 50.54 | - | - | 100 0 |
| Pope Valley (Weeks Lake) | 6/23/26 | 90.7 1.0 | 1546 | 43.2 5.0 | 0549 | 49.2 2.6 | 100 0 | 20 9 | 1.8 0.3 | 12.7 0.2 | 1421 | SW | 214 | 0.00 | 26.64 | 0.225 0.002 | 654 12 | 40 10 |
| Dollarhide Base | 6/23/26 | 91.8 0.8 | 1350 | 49.9 3.0 | 0606 | 54.3 2.2 | 96 3 | 25 12 | 3.4 0.3 | 15.3 0.1 | 1438 | SW | 220 | 0.00 | 23.55 | 0.266 0.004 | 754 15 | 30 10 |
| Dollarhide 1AS Remote | 6/23/26 | 93.1 0.9 | 1318 | 44.6 5.0 | 0544 | 52.6 2.9 | 93 1 | 23 12 | 3.0 0.6 | 18.4 2.9 | 1438 | SW | 228 | - | - | - | - | 30 10 |
| Dollarhide 16A Remote | 6/23/26 | 89.5 0.9 | 1331 | 49.0 2.9 | 0506 | 54.6 1.5 | 97 2 | 28 10 | - | - | - | - | - | - | - | - | 30 10 |
| Dollarhide 18A Remote | 6/23/26 | 90.8 1.9 | 1414 | 41.9 5.2 | 0542 | 51.2 3.2 | 96 1 | 23 15 | - | - | - | - | - | - | - | - | 10 10 |
| Hardin Rd (Eakle) | 6/23/26 | 90.6 0.0 | 1536 | 47.1 3.9 | 0603 | - | - | - | - | - | - | - | - | - | - | - | 60 10 |
| Angwin | 6/23/26 | 80.7 0.8 | 1529 | 63.0 0.8 | 0544 | 41.4 4.3 | 50 8 | 10 6 | 2.8 | 13.4 1.1 | 1353 | SSE | 148 | 0.00 | 46.17 | 0.058 0.010 | 0 0 | 100 0 |
| Lower Angwin (Pioneer) | 6/23/26 | 82.5 1.0 | 1548 | 38.8 4.9 | 0553 | - | - | - | 1.9 0.4 | 11.8 2.0 | 1604 | W | 261 | - | - | - | - | 100 0 |
| Las Posadas (Cal Fire) | 6/23/26 | 84.2 1.6 | 1524 | 47.4 1.8 | 0502 | 52.2 0.7 | 98 0 | 38 5 | 8.1 1.8 | 21.3 0.7 | 1610 | SSW | 198 | 0.00 | 35.41 | 0.232 0.004 | 646 3 | - |
| Deer Park | 6/23/26 | 87.2 1.8 | 1540 | 51.0 0.6 | 0205 | 52.2 0.3 | 96 0 | 30 5 | 3.3 0.3 | 12.2 1.9 | 1846 | WNW | 300 | 0.00 | 29.37 | 0.176 0.012 | 491 33 | 70 10 |
| Lower Chiles Valley (Brown) | 6/23/26 | 87.2 1.0 | 1531 | 50.0 1.4 | 0536 | 52.2 0.7 | 100 0 | 23 13 | 3.5 0.5 | 13.4 1.7 | 1508 | WNW | 300 | 0.00 | 26.24 | 0.219 0.001 | 683 5 | 90 10 |
| Moss Creek Vineyard/Reservior | 6/23/26 | 92.6 2.1 | 1314 | 49.4 1.6 | 0527 | 50.0 2.2 | 94 2 | 14 16 | - | - | - | - | 0.00 | 27.15 | - | - | 30 10 |
| Max | 93.1 | - | 63.0 | - | 54.6 | 100 | 38 | 8.1 | 21.3 | - | - | 0.00 | 50.54 | 0.266 | 754 | - | |
| Avg | - | - | - | - | 51.0 | - | - | 3.5 | - | - | - | - | - | - | - | - | |
| Min | 80.7 | - | 38.8 | - | 41.4 | 50 | 10 | 1.8 | 11.8 | - | - | 0.00 | 23.55 | 0.058 | 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 | 6/23/26 | 92.9 | 1131 | 47.7 | 0542 | - | 97 | 26 | - | - | - | - | 0.00 | 32.79 | - | - | 20 |
| Diamond Mtn (Schramsberg) | 6/23/26 | 86.0 0.1 | 1550 | 49.1 0.1 | 0219 | 52.2 0.3 | 100 0 | 35 1 | - | - | - | - | 0.00 | 31.46 | - | - | 100 0 |
| Diamond Mtn (McEachran) | 6/23/26 | 86.0 0.3 | 1519 | 50.7 0.4 | 0154 | 51.9 0.4 | 95 2 | 33 2 | - | - | - | - | - | - | - | - | 100 0 |
| St. Helena-North | 6/23/26 | 87.7 0.2 | 1602 | 51.8 0.2 | 0210 | 50.9 0.1 | 86 0 | 27 3 | 2.3 | 11.6 1.8 | 1553 | SSE | 161 | 0.00 | 31.48 | 0.202 0.008 | 592 27 | 20 10 |
| St. Helena (NVV Office) | 6/23/26 | 87.8 1.9 | 1535 | 52.7 1.5 | 0236 | - | - | - | 1.7 | 9.9 1.1 | 1619 | ENE | 74 | 0.00 | 29.13 | - | - | 90 10 |
| Tiara Fria (East St. Helena) | 6/23/26 | 84.3 1.7 | 1535 | 51.8 1.9 | 0213 | 53.4 0.0 | 90 1 | 39 5 | 2.3 | 11.1 0.9 | 1623 | ESE | 112 | 0.00 | 27.01 | - | - | 100 0 |
| Rutherford Hill Estate | 6/23/26 | 85.8 2.1 | 1514 | 50.0 1.0 | 0156 | 53.1 0.1 | 94 0 | 36 6 | 1.5 | 13.2 0.4 | 1656 | S | 183 | 0.00 | 25.35 | 0.175 0.002 | 554 6 | 100 0 |
| Rutherford-North (Mee Ln) | 6/23/26 | 83.7 2.4 | 1539 | 46.1 3.7 | 0220 | 52.2 0.2 | 92 0 | 39 5 | 3.0 | 15.6 0.7 | 1544 | SE | 128 | 0.00 | 24.87 | 0.194 0.003 | 581 16 | 100 0 |
| Rutherford (STS) | 6/23/26 | 86.2 2.1 | 1534 | 46.1 2.9 | 0245 | 54.6 0.3 | 92 0 | 43 4 | 2.2 | 13.4 0.4 | 1729 | ESE | 105 | 0.00 | 26.10 | 0.214 0.008 | 674 25 | 100 0 |
| Oakville-NE (Ranch 88) | 6/23/26 | 84.7 2.0 | 1538 | 47.1 2.9 | 0234 | 51.1 0.4 | 88 0 | 36 5 | 2.2 | 15.9 0.4 | 1613 | SE | 144 | 0.00 | 25.32 | 0.198 0.006 | 593 18 | 100 0 |
| OV561-East | 6/23/26 | 83.9 2.5 | 1537 | 49.2 3.1 | 0204 | - | - | - | - | - | - | - | - | - | - | - | 100 0 |
| Oakville | 6/23/26 | 81.3 2.3 | 1525 | 48.3 3.5 | 0231 | 52.3 0.4 | 92 0 | 42 4 | 3.4 | 17.4 0.3 | 1639 | SE | 144 | 0.00 | 26.11 | 0.207 0.003 | 648 14 | 100 0 |
| OV518-West | 6/23/26 | 80.6 2.2 | 1531 | 47.9 4.2 | 0200 | - | - | - | - | - | - | - | - | - | - | - | 100 0 |
| To Kalon Remote (TKKE) | 6/23/26 | 84.5 1.6 | 1504 | 46.6 2.7 | 0232 | - | - | - | - | - | - | - | - | - | - | - | 100 0 |
| To Kalon | 6/23/26 | 82.7 2.7 | 1554 | 47.4 2.2 | 0223 | 53.2 0.3 | 96 2 | 43 5 | 3.2 | 16.1 0.2 | 1619 | SE | 141 | 0.00 | 28.00 | 0.193 0.009 | 586 22 | 100 0 |
| To Kalon Remote (TKN5) | 6/23/26 | 85.3 1.8 | 1516 | 47.6 2.6 | 0239 | - | - | - | - | - | - | - | - | - | - | - | 100 0 |
| Yountville (Ranch 67) | 6/23/26 | 79.8 2.5 | 1515 | 50.2 2.0 | 0144 | 51.6 0.2 | 91 2 | 42 5 | 3.8 | 15.6 1.5 | 1559 | ESE | 107 | 0.00 | 24.03 | 0.205 0.006 | 688 17 | 100 0 |
| Stags Leap Dist (Silverado Vineyards) | 6/23/26 | 80.0 2.2 | 1535 | 49.6 0.9 | 0122 | 51.8 0.2 | 92 2 | 42 4 | 2.9 | 15.9 1.4 | 1629 | SSE | 165 | 0.00 | 28.04 | 0.196 0.006 | 617 20 | 100 0 |
| Borreo (Soda Canyon) | 6/23/26 | 78.3 2.5 | 1512 | 45.0 2.9 | 0220 | 50.6 0.1 | 95 0 | 41 6 | 1.9 | 9.8 1.3 | 1551 | S | 172 | 0.00 | 27.74 | 0.193 0.007 | 652 27 | 100 0 |
| Wappo Hill Floor | 6/23/26 | 80.8 1.4 | 1512 | 48.9 2.1 | 0207 | 53.0 0.0 | 100 8 | 44 1 | 2.9 | 13.7 0.6 | 1530 | SE | 124 | 0.00 | 27.12 | 0.197 0.004 | 632 4 | 100 0 |
| Stags Leap Dist (Chimney Rock) | 6/23/26 | 79.6 2.2 | 1507 | 48.4 3.8 | 0212 | 54.3 0.2 | 98 6 | 51 2 | 2.8 | 13.9 0.7 | 1704 | S | 172 | 0.00 | 26.50 | 0.174 0.003 | 565 13 | 100 0 |
| Yountville-South (Ranch 87) | 6/23/26 | 81.9 2.0 | 1519 | 49.8 0.9 | 0130 | 53.3 0.3 | 93 0 | 43 4 | 2.1 | 11.5 1.4 | 1546 | S | 190 | 0.00 | 27.76 | 0.198 0.007 | 644 22 | 100 0 |
| Yountville-SE (Ranch 85) | 6/23/26 | 79.0 1.7 | 1516 | 49.6 3.8 | 0206 | 53.4 0.2 | 96 4 | 46 3 | 2.8 | 14.6 0.4 | 1530 | SSE | 160 | 0.00 | 26.09 | - | 0 0 | 100 0 |
| Oak Knoll-East (Ranch 53) | 6/23/26 | 80.1 2.8 | 1508 | 49.2 3.9 | 0233 | 52.2 0.2 | 92 0 | 43 0 | 2.8 | 13.4 0.7 | 1635 | SE | 124 | 0.00 | 24.76 | 0.199 0.004 | 652 14 | 100 0 |
| Napa-NW (Ranch 54) | 6/23/26 | 82.4 1.1 | 1431 | 49.5 1.2 | 0243 | 52.4 0.1 | 93 2 | 40 3 | 0.7 | 6.3 2.0 | 1609 | SSE | 151 | 0.00 | 27.13 | - | 0 0 | 100 0 |
| Napa-North (Ranch 29) | 6/23/26 | 77.6 0.9 | 1717 | 52.0 1.3 | 0213 | 53.6 0.0 | 100 0 | 49 2 | 1.8 | 11.8 2.8 | 1534 | SSE | 165 | 0.00 | 25.63 | 0.141 0.004 | 450 11 | 100 0 |
| Max | 92.9 | - | 52.7 | - | 54.6 | 100 | 51 | 3.8 | 17.4 | - | - | 0.00 | 32.79 | 0.214 | 688 | - | |
| Avg | - | - | - | - | 52.6 | - | - | 2.4 | - | - | - | - | - | - | - | - | |
| Min | 77.6 | - | 45.0 | - | 50.6 | 86 | 26 | 0.7 | 6.3 | - | - | 0.00 | 24.03 | 0.141 | 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 | 6/23/26 | 81.6 1.1 | 1513 | 46.3 2.2 | 0606 | 50.9 1.5 | 100 0 | 31 10 | 1.5 | 10.2 1.5 | 1401 | SSE | 149 | 0.00 | 34.60 | 0.191 0.000 | 680 5 | 100 0 |
| Mount George (Napa East) | 6/23/26 | 77.2 2.3 | 1520 | 50.2 6.8 | 0059 | 54.5 1.4 | 97 3 | 46 3 | 1.9 | 9.9 2.7 | 1534 | W | 264 | 0.00 | 17.28 | 0.188 0.003 | 638 11 | 100 0 |
| Napa-East (Palmaz 300') | 6/23/26 | 81.7 2.6 | 1458 | 49.8 2.2 | 0159 | 52.6 0.2 | 100 7 | 40 4 | 2.0 | 10.2 0.6 | 1652 | WSW | 242 | 0.00 | 23.52 | 0.174 0.006 | 557 16 | 100 0 |
| Napa-East (Palmaz 1200') | 6/12/26 | 86.5 8.3 | 1535 | 53.7 3.0 | 0050 | 52.0 10.9 | 86 8 | 34 25 | 2.3 | 14.6 1.8 | 1450 | NW | 311 | - | - | 0.233 0.035 | 717 12 | 90 20 |
| Napa-East (Palmaz 1400') | 6/23/26 | 75.8 1.3 | 1512 | 48.9 0.5 | 0433 | 51.9 0.3 | 100 0 | 48 6 | 3.1 | 12.4 0.8 | 1400 | SW | 220 | 0.00 | 31.03 | 0.182 0.006 | 649 16 | 50 20 |
| Wooden Valley | 6/23/26 | 80.2 1.1 | 1448 | 50.7 0.9 | 0510 | 50.6 3.2 | 94 2 | 35 9 | 5.1 | 15.2 1.8 | 0927 | SSW | 212 | 0.00 | 29.46 | 0.221 0.008 | 711 13 | 100 0 |
| Napa-West Upper (Truchard) | 6/23/26 | 78.3 0.7 | 1439 | 49.0 0.6 | 0159 | 25.1 8.0 | 100 0 | 0 0 | 3.3 | 15.3 0.5 | 1539 | SSW | 208 | 0.00 | 24.70 | 0.203 0.008 | 648 30 | 100 0 |
| Napa-West Lower (Truchard) | 6/23/26 | 78.9 1.1 | 1519 | 44.1 3.9 | 0221 | 51.0 1.2 | 94 0 | 45 4 | - | - | - | - | - | - | - | - | 100 0 |
| Napa-South (Toyon Farms) | 6/23/26 | 75.8 0.1 | 1433 | 50.6 2.1 | 0156 | 54.4 0.2 | 98 0 | 57 5 | 3.2 | 14.3 1.3 | 1601 | SSE | 165 | 0.00 | 18.70 | 0.111 0.002 | 372 5 | 100 10 |
| Toyon Remote 1 | 6/23/26 | 75.7 2.0 | 1618 | 46.6 4.2 | 0210 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 6/23/26 | 75.1 1.7 | 1432 | 48.3 4.7 | 0150 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 6/23/26 | 76.0 3.2 | 1703 | 47.6 3.6 | 0207 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 6/23/26 | 77.0 0.2 | 1745 | 52.0 1.1 | 0059 | 52.2 0.1 | 93 1 | 43 1 | 2.9 | 15.7 0.7 | 1423 | SE | 130 | 0.00 | 23.81 | 0.188 0.007 | 640 20 | 100 0 |
| Carneros (Saintsbury) | 6/23/26 | 74.1 1.6 | 1632 | 50.2 0.9 | 0055 | 52.2 0.2 | 100 2 | 50 4 | 5.7 | 15.6 3.9 | 1442 | SSE | 158 | 0.00 | 8.94 | - | - | 60 10 |
| Suscol Lower (Ranch 35) | 6/23/26 | 75.4 0.9 | 1517 | 48.8 2.0 | 0039 | 51.5 0.3 | - | - | 4.6 | 16.3 1.2 | 1549 | SSW | 206 | 0.00 | 23.25 | 0.169 0.003 | 550 14 | 60 10 |
| Suscol Mtn (Ranch 93) | 6/23/26 | 77.3 0.9 | 1454 | 49.5 0.7 | 0445 | 52.5 0.2 | 100 0 | 51 0 | 6.3 | 15.9 0.4 | 1446 | NW | 313 | 0.00 | 19.27 | - | - | 100 0 |
| Suscol Upper (Ranch 92) | 6/23/26 | 74.5 1.4 | 1634 | 50.0 0.9 | 0552 | 49.6 9.2 | 100 0 | 3 0 | 2.6 | 12.2 1.4 | 1328 | SW | 216 | 0.00 | 22.76 | - | - | 10 10 |
| Stanly (Ranch 45) | 6/23/26 | 74.4 0.1 | 1611 | 50.6 1.7 | 0126 | 51.8 0.5 | 92 2 | 52 6 | 5.8 | 15.9 1.5 | 1535 | SSW | 200 | 0.00 | 22.51 | 0.198 0.004 | 668 20 | 70 10 |
| Carneros Upper (Ranch 81) | 6/23/26 | 77.2 1.1 | 1750 | 51.6 0.8 | 0031 | 46.7 5.4 | - | - | 7.6 | 18.0 6.4 | 1902 | W | 265 | - | - | - | - | 100 20 |
| Carneros (Mitsuko) | 6/23/26 | 75.2 1.2 | 1718 | 51.1 1.3 | 0028 | - | - | - | - | - | - | - | - | - | - | - | 100 20 |
| Carneros Lower (Ranch 81) | 6/23/26 | 78.6 2.0 | 1323 | 51.6 1.1 | 0024 | 53.1 0.3 | 94 0 | 44 2 | 1.4 | 13.3 0.9 | 1433 | SSE | 159 | 0.00 | 19.55 | 0.170 0.001 | 560 12 | 100 10 |
| Carneros (Milton Rd) | 6/23/26 | 74.3 1.5 | 1705 | 51.1 1.9 | 0040 | 52.3 0.2 | 92 1 | 52 6 | - | - | - | - | 0.00 | 18.07 | - | - | 100 10 |
| Max | 81.7 | - | 52.0 | - | 54.5 | 100 | 57 | 7.6 | 18.0 | - | - | 0.00 | 34.60 | 0.221 | 711 | - | |
| Avg | - | - | - | - | 50.2 | - | - | 3.8 | - | - | - | - | - | - | - | - | |
| Min | 74.1 | - | 44.1 | - | 25.1 | 92 | 0 | 1.4 | 9.9 | - | - | 0.00 | 8.94 | 0.111 | 372 | - |