| 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 | 7/15/26 | 96.1 0.7 | 1551 | 57.8 2.5 | 0041 | - | - | - | - | - | - | - | 0.00 | 0.00 | - | - | 60 10 |
| Pope Valley (Weeks Lake) | 7/15/26 | 101.3 1.5 | 1607 | 53.6 0.1 | 0542 | 44.2 3.0 | 80 11 | 11 2 | 2.6 0.4 | 16.9 3.7 | 1620 | WNW | 298 | 0.00 | 0.00 | 0.265 0.015 | 627 16 | 0 0 |
| Dollarhide Base | 7/15/26 | 104.3 0.9 | 1503 | 61.8 0.4 | 0617 | 48.6 4.6 | 67 19 | 17 1 | 3.9 1.3 | 19.2 0.6 | 1447 | SW | 218 | 0.00 | 0.00 | 0.320 0.033 | 726 16 | 0 0 |
| Dollarhide 1AS Remote | 7/15/26 | 104.5 2.6 | 1305 | 54.6 0.1 | 0604 | 48.4 4.1 | 76 8 | 16 1 | 2.7 0.8 | 17.8 1.3 | 1341 | SW | 236 | - | - | - | - | 0 0 |
| Dollarhide 16A Remote | 7/15/26 | 104.6 2.6 | 1346 | 59.8 0.0 | 0615 | 49.4 4.3 | 73 14 | 16 0 | - | - | - | - | - | - | - | - | 0 10 |
| Dollarhide 18A Remote | 7/15/26 | 102.2 1.1 | 1334 | 53.0 0.3 | 0051 | 48.6 3.5 | 81 7 | 17 1 | - | - | - | - | - | - | - | - | 0 0 |
| Hardin Rd (Eakle) | 7/14/26 | 105.1 3.0 | 1523 | 57.6 4.1 | 0637 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Angwin | 7/15/26 | 93.0 1.4 | 1447 | 72.2 2.8 | 2304 | 34.8 4.8 | 24 13 | 13 1 | 3.1 0.3 | 14.9 1.0 | 1507 | ESE | 104 | 0.00 | 0.00 | 0.092 0.013 | 0 0 | 100 0 |
| Lower Angwin (Pioneer) | 7/15/26 | 94.4 1.4 | 1432 | 48.0 6.3 | 0059 | - | - | - | 1.9 0.2 | 13.6 0.2 | 1856 | SW | 234 | - | - | - | - | 60 10 |
| Las Posadas (Cal Fire) | 7/15/26 | 97.4 1.3 | 1511 | 66.1 3.0 | 0610 | 42.8 3.1 | 42 17 | 16 2 | 6.9 0.7 | 25.9 1.8 | 1455 | SSW | 204 | 0.00 | 0.00 | 0.329 0.007 | 622 15 | - |
| Deer Park | 7/15/26 | 100.9 2.7 | 1709 | 65.2 2.6 | 0059 | 42.2 3.9 | 51 24 | 12 1 | 3.8 0.2 | 16.7 1.6 | 1912 | WNW | 288 | 0.00 | 0.00 | 0.245 0.000 | 485 10 | 100 0 |
| Lower Chiles Valley (Brown) | 7/15/26 | 98.4 2.5 | 1440 | 53.9 0.5 | 0543 | 42.7 3.3 | 78 10 | 12 0 | 3.1 0.9 | 15.4 0.9 | 1830 | NW | 308 | 0.00 | 0.00 | 0.278 0.014 | 689 12 | 60 10 |
| Moss Creek Vineyard/Reservior | 7/15/26 | 103.0 1.4 | 1258 | 61.0 1.4 | 0627 | 44.0 3.0 | 61 18 | 13 3 | - | - | - | - | 0.00 | 0.00 | - | - | 10 10 |
| Max | 104.6 | - | 72.2 | - | 49.4 | 81 | 17 | 6.9 | 25.9 | - | - | 0.00 | 0.00 | 0.329 | 726 | - | |
| Avg | - | - | - | - | 44.6 | - | - | 3.5 | - | - | - | - | - | - | - | - | |
| Min | 93.0 | - | 48.0 | - | 34.8 | 24 | 11 | 1.9 | 13.6 | - | - | 0.00 | 0.00 | 0.092 | 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 | 7/15/26 | 104.5 2.6 | 1420 | 59.0 2.4 | 0604 | 46.2 4.5 | 59 28 | 15 0 | - | - | - | - | 0.00 | 0.00 | - | - | 20 10 |
| Diamond Mtn (Schramsberg) | 7/15/26 | 100.8 0.3 | 1350 | 66.2 0.6 | 0101 | 38.1 6.3 | 37 28 | 11 0 | - | - | - | - | 0.00 | 0.00 | - | - | 100 0 |
| Diamond Mtn (McEachran) | 7/15/26 | 99.7 1.1 | 1342 | 65.1 2.3 | 0631 | 39.9 4.4 | 54 17 | 11 0 | - | - | - | - | - | - | - | - | 100 0 |
| St. Helena-North | 7/15/26 | 103.1 1.5 | 1515 | 60.5 1.9 | 0620 | 41.3 2.8 | 54 20 | 8 1 | 2.2 | 13.6 3.1 | 1717 | NW | 310 | 0.00 | 0.00 | 0.230 0.004 | 593 13 | 10 10 |
| St. Helena (NVV Office) | 7/15/26 | 102.8 3.1 | 1708 | 61.3 1.9 | 0538 | - | - | - | 1.4 | 9.6 1.3 | 1403 | NE | 43 | 0.00 | 0.00 | - | - | 50 10 |
| Tiara Fria (East St. Helena) | 7/15/26 | 96.1 5.4 | 1722 | 58.8 1.2 | 0629 | 51.3 0.3 | 80 7 | 18 5 | 2.1 | 13.4 1.4 | 1444 | ESE | 119 | 0.00 | 0.00 | - | - | 50 10 |
| Prisoner Winery | 7/15/26 | 100.1 4.3 | 1626 | 56.0 0.0 | 0059 | 51.1 0.2 | 81 12 | 17 8 | 1.2 | 9.1 5.4 | 1415 | SSE | 149 | 0.00 | 0.00 | 0.236 0.007 | 667 6 | 50 10 |
| Rutherford Hill Estate | 7/15/26 | 97.3 7.8 | 1631 | 62.3 1.3 | 0058 | 50.0 0.1 | 70 12 | 17 6 | 1.6 | 14.0 0.7 | 1519 | SSW | 210 | 0.00 | 0.00 | 0.210 0.009 | 574 7 | 50 10 |
| Rutherford-North (Mee Ln) | 7/15/26 | 95.2 7.9 | 1625 | 54.7 0.2 | 0059 | 50.7 0.4 | 82 8 | 20 10 | 3.0 | 18.4 3.1 | 1542 | SE | 126 | 0.00 | 0.00 | 0.253 0.004 | 623 7 | 50 10 |
| Rutherford (STS) | 7/15/26 | 97.4 6.6 | 1644 | 54.7 0.6 | 0601 | 54.4 1.1 | 86 6 | 24 10 | 2.0 | 13.9 1.4 | 1458 | E | 101 | 0.00 | 0.00 | 0.256 0.012 | 699 10 | 50 10 |
| Oakville-NE (Ranch 88) | 7/15/26 | 95.4 7.8 | 1634 | 54.7 0.2 | 0058 | 49.1 1.0 | 77 5 | 18 9 | 2.2 | 17.9 4.6 | 1454 | S | 188 | 0.00 | 0.00 | 0.244 0.006 | 635 8 | 90 10 |
| OV561-East | 7/15/26 | 97.2 6.3 | 1704 | 57.8 1.2 | 0603 | - | - | - | - | - | - | - | - | - | - | - | 70 10 |
| Oakville | 7/15/26 | 91.9 8.5 | 1640 | 56.4 1.3 | 0609 | 50.8 0.8 | 84 5 | 20 10 | 3.7 | 18.6 3.7 | 1449 | SE | 134 | 0.00 | 0.00 | 0.273 0.006 | 690 12 | 80 10 |
| OV518-West | 7/15/26 | 91.3 9.2 | 1702 | 57.1 1.6 | 0609 | - | - | - | - | - | - | - | - | - | - | - | 80 10 |
| To Kalon Remote (TKKE) | 7/15/26 | 96.8 7.7 | 1702 | 55.4 0.4 | 0059 | - | - | - | - | - | - | - | - | - | - | - | 50 10 |
| To Kalon | 7/15/26 | 93.3 9.5 | 1624 | 56.8 1.0 | 0610 | 52.0 0.1 | 80 11 | 22 11 | 3.3 | 16.1 2.0 | 1523 | ESE | 122 | 0.00 | 0.00 | 0.262 0.003 | 659 8 | 60 10 |
| To Kalon Remote (TKN5) | 7/15/26 | 95.3 9.9 | 1643 | 57.3 1.2 | 0618 | - | - | - | - | - | - | - | - | - | - | - | 50 10 |
| Yountville (Ranch 67) | 7/15/26 | 90.2 9.8 | 1556 | 55.5 0.8 | 0607 | 50.4 0.7 | 88 2 | 21 12 | 3.0 | 16.9 0.8 | 1450 | S | 183 | 0.00 | 0.00 | 0.256 0.001 | 697 14 | 80 10 |
| Stags Leap Dist (Silverado Vineyards) | 7/15/26 | 92.2 8.7 | 1625 | 55.9 1.6 | 0608 | 50.1 1.1 | 89 2 | 18 8 | 3.2 | 17.5 2.1 | 1451 | ESE | 121 | 0.00 | 0.00 | 0.267 0.027 | 676 8 | 90 10 |
| Borreo (Soda Canyon) | 7/15/26 | 90.3 8.2 | 1612 | 54.3 1.8 | 0059 | 47.8 0.3 | 78 5 | 19 8 | 1.9 | 11.4 0.5 | 1921 | SSE | 167 | 0.00 | 0.00 | 0.245 0.005 | 707 9 | 90 10 |
| Wappo Hill Floor | 7/15/26 | 92.9 9.9 | 1631 | 56.0 1.9 | 0549 | 50.9 0.4 | 86 4 | 19 9 | 2.6 | 13.6 2.7 | 1453 | ESE | 115 | 0.00 | 0.00 | 0.256 0.004 | 695 7 | 80 10 |
| Stags Leap Dist (Chimney Rock) | 7/15/26 | 91.0 9.4 | 1702 | 55.5 2.0 | 0624 | 54.2 1.1 | 93 1 | 26 8 | 2.8 | 14.8 0.9 | 1452 | ESE | 122 | 0.00 | 0.00 | 0.231 0.004 | 614 5 | 80 10 |
| Yountville-South (Ranch 87) | 7/15/26 | 91.8 11.4 | 1645 | 56.2 0.9 | 0059 | 52.8 0.4 | 87 6 | 20 8 | 1.7 | 11.8 0.5 | 1444 | SW | 219 | 0.00 | 0.00 | 0.236 0.006 | 684 9 | 80 10 |
| Yountville-SE (Ranch 85) | 7/15/26 | 90.0 10.2 | 1650 | 57.6 2.0 | 0606 | 52.8 0.8 | 89 3 | 22 10 | 2.7 | 15.3 1.8 | 1557 | SE | 135 | 0.00 | 0.00 | - | 0 0 | 80 10 |
| Oak Knoll-East (Ranch 53) | 7/15/26 | 91.5 11.0 | 1650 | 57.7 1.3 | 0615 | 51.5 0.1 | 79 9 | 18 8 | 2.6 | 15.9 1.8 | 1440 | SE | 136 | 0.00 | 0.00 | 0.253 0.001 | 708 8 | 70 10 |
| Napa-NW (Ranch 54) | 7/15/26 | 99.7 4.4 | 1640 | 56.6 0.7 | 0058 | 49.5 1.0 | 74 13 | 12 3 | 0.6 | 7.7 4.1 | 1220 | SSE | 157 | 0.00 | 0.00 | - | 0 0 | 70 10 |
| Napa-North (Ranch 29) | 7/15/26 | 89.8 10.4 | 1723 | 57.6 1.8 | 0607 | 52.9 0.1 | 86 5 | 21 9 | 2.0 | 14.8 0.7 | 1626 | S | 188 | 0.00 | 0.00 | 0.165 0.006 | 418 12 | 80 10 |
| Max | 104.5 | - | 66.2 | - | 54.4 | 93 | 26 | 3.7 | 18.6 | - | - | 0.00 | 0.00 | 0.273 | 708 | - | |
| Avg | - | - | - | - | 49.5 | - | - | 2.3 | - | - | - | - | - | - | - | - | |
| Min | 89.8 | - | 54.3 | - | 38.1 | 37 | 8 | 0.6 | 7.7 | - | - | 0.00 | 0.00 | 0.165 | 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 | 7/15/26 | 96.1 0.5 | 1308 | 67.6 2.3 | 0101 | 38.4 3.6 | 39 10 | 10 2 | 1.4 | 9.4 3.6 | 1309 | NNW | 329 | 0.00 | 0.00 | 0.327 0.022 | 1,103 113 | 100 0 |
| Mount George (Napa East) | 7/15/26 | 91.7 5.7 | 1225 | 57.5 2.2 | 0552 | 51.4 0.8 | 86 3 | 20 6 | 1.5 | 10.7 0.3 | 1801 | ESE | 109 | 0.00 | 0.00 | 0.232 0.005 | 682 6 | 80 10 |
| Napa-East (Palmaz 300') | 7/15/26 | 93.6 5.9 | 1610 | 56.8 0.1 | 0059 | 51.7 0.1 | 89 1 | 17 4 | 1.9 | 10.9 2.0 | 1655 | WSW | 248 | 0.00 | 0.00 | 0.205 0.002 | 559 8 | 80 10 |
| Napa-East (Palmaz 1200') | 7/3/26 | 79.0 6.0 | 1616 | 49.0 3.8 | 0539 | 47.1 0.2 | 100 0 | 45 38 | 2.0 | 12.7 4.5 | 1533 | NW | 313 | - | - | 0.192 0.009 | 656 3 | 30 20 |
| Napa-East (Palmaz 1400') | 7/15/26 | 88.4 6.5 | 1439 | 59.4 1.6 | 0057 | 46.2 1.2 | 64 9 | 20 5 | 3.0 | 14.1 0.4 | 1538 | SW | 217 | 0.00 | 0.00 | 0.243 0.002 | 672 13 | 40 10 |
| Wooden Valley | 7/15/26 | 93.7 5.0 | 1357 | 66.0 6.4 | 2247 | 41.6 3.5 | 45 29 | 15 3 | 3.1 | 20.0 5.0 | 1655 | SSW | 201 | 0.00 | 0.00 | 0.274 0.004 | 685 2 | 80 10 |
| Napa-West Upper (Truchard) | 7/15/26 | 93.1 9.1 | 1614 | 57.3 2.2 | 0059 | 51.5 0.1 | 83 4 | 15 6 | 3.3 | 17.4 0.9 | 1608 | SW | 216 | 0.00 | 0.00 | 0.265 0.006 | 690 8 | 80 10 |
| Napa-West Lower (Truchard) | 7/15/26 | 92.3 10.2 | 1614 | 48.8 3.4 | 0059 | 49.6 0.4 | 91 3 | 16 6 | - | - | - | - | - | - | - | - | 80 10 |
| Napa-South (Toyon Farms) | 7/15/26 | 90.5 7.6 | 1618 | 57.6 1.0 | 0100 | 55.8 0.7 | 91 4 | 22 6 | 4.1 | 15.3 0.7 | 1800 | SSW | 213 | 0.00 | 0.00 | 0.154 0.001 | 349 6 | 100 10 |
| Toyon Remote 1 | 7/15/26 | 92.4 8.7 | 1653 | 50.5 3.2 | 0051 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 7/15/26 | 90.2 8.1 | 1631 | 53.6 0.1 | 0100 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 7/15/26 | 94.2 7.0 | 1633 | 51.1 2.8 | 0100 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 7/15/26 | 91.4 5.9 | 1529 | 52.1 3.2 | 0059 | 50.2 0.6 | 89 2 | 16 6 | 2.4 | 14.2 0.3 | 1538 | WSW | 239 | 0.00 | 0.00 | 0.237 0.013 | 687 14 | 80 10 |
| Carneros (Saintsbury) | 7/15/26 | 90.3 6.7 | 1624 | 57.2 2.1 | 0054 | 52.0 0.3 | 89 2 | 16 6 | 4.7 | 17.7 0.3 | 1832 | S | 188 | 0.00 | 0.00 | - | - | 100 10 |
| Suscol Lower (Ranch 35) | 7/15/26 | 87.2 7.8 | 1714 | 58.6 3.7 | 0605 | 51.7 0.7 | - | - | 5.4 | 15.8 0.1 | 1929 | SSE | 160 | 0.00 | 0.00 | 0.250 0.019 | 640 5 | 90 20 |
| Suscol Mtn (Ranch 93) | 7/15/26 | 90.9 8.4 | 1538 | 58.7 5.1 | 0057 | 50.6 2.0 | 81 22 | 23 7 | 3.9 | 16.4 1.4 | 1548 | WNW | 292 | 0.00 | 0.00 | - | - | 60 10 |
| Suscol Upper (Ranch 92) | 7/15/26 | 86.7 8.4 | 1324 | 59.4 3.8 | 0058 | 50.8 2.1 | 80 16 | 23 5 | 2.2 | 15.8 3.0 | 1904 | SW | 216 | 0.00 | 0.00 | - | - | 20 10 |
| Stanly (Ranch 45) | 7/15/26 | 89.7 8.3 | 1755 | 59.0 5.3 | 0004 | 53.3 0.2 | 81 12 | 18 8 | 5.4 | 17.2 1.0 | 1720 | W | 276 | 0.00 | 0.00 | 0.273 0.021 | 748 7 | 100 10 |
| Carneros Upper (Ranch 81) | 7/15/26 | 90.4 5.4 | 1504 | 59.9 2.8 | 0055 | 49.7 0.5 | - | - | 6.2 | 26.6 4.6 | 1804 | WSW | 253 | - | - | - | - | 80 10 |
| Carneros (Mitsuko) | 7/15/26 | 90.7 6.1 | 1659 | 52.7 0.9 | 0058 | - | - | - | - | - | - | - | - | - | - | - | 100 20 |
| Carneros Lower (Ranch 81) | 7/15/26 | 97.1 3.0 | 1542 | 57.1 1.7 | 0555 | 51.9 0.3 | 90 10 | 16 16 | 1.6 | 12.8 0.9 | 1456 | S | 175 | 0.00 | 0.00 | 0.212 0.006 | 641 10 | 80 10 |
| Carneros (Milton Rd) | 7/15/26 | 91.6 5.7 | 1724 | 51.9 2.4 | 0101 | 51.3 0.1 | 92 0 | 15 6 | - | - | - | - | 0.00 | 0.00 | - | - | 100 10 |
| Max | 97.1 | - | 67.6 | - | 55.8 | 92 | 23 | 6.2 | 26.6 | - | - | 0.00 | 0.00 | 0.327 | 1,103 | - | |
| Avg | - | - | - | - | 49.9 | - | - | 3.3 | - | - | - | - | - | - | - | - | |
| Min | 86.7 | - | 48.8 | - | 38.4 | 39 | 10 | 1.4 | 9.4 | - | - | 0.00 | 0.00 | 0.154 | 349 | - |