| 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 | 10/2/26 | 91.7 1.0 | 1318 | 56.3 2.2 | 0627 | - | - | - | - | - | - | - | 0.00 | 0.82 | - | - | 60 10 |
| Pope Valley (Weeks Lake) | 10/2/26 | 95.8 1.8 | 1439 | 45.0 3.7 | 0632 | 46.7 2.1 | 96 2 | 16 3 | 1.1 0.3 | 9.4 3.7 | 1322 | SE | 124 | 0.00 | 0.03 | 0.124 0.022 | 357 62 | 50 10 |
| Dollarhide Base | 10/2/26 | 100.1 1.3 | 1449 | 52.6 1.6 | 0620 | 50.8 1.4 | 92 3 | 15 3 | 2.1 0.1 | 14.6 1.3 | 1503 | E | 81 | 0.00 | 0.00 | 0.153 0.017 | 385 46 | 10 10 |
| Dollarhide 1AS Remote | 10/2/26 | 99.0 1.0 | 1658 | 45.1 3.3 | 0637 | 47.6 1.8 | 89 2 | 14 4 | 1.3 0.2 | 11.8 0.7 | 1530 | E | 79 | - | - | - | - | 10 10 |
| Dollarhide 16A Remote | 10/2/26 | 101.1 1.2 | 1450 | 50.8 3.1 | 0654 | 50.9 1.5 | 95 2 | 17 1 | - | - | - | - | - | - | - | - | 40 10 |
| Dollarhide 18A Remote | 10/2/26 | 100.1 1.2 | 1451 | 43.7 3.8 | 0630 | 47.7 2.1 | 93 3 | 14 4 | - | - | - | - | - | - | - | - | 60 10 |
| Hardin Rd (Eakle) | 10/1/26 | 97.8 0.4 | 1521 | 45.0 1.7 | 0722 | - | - | - | - | - | - | - | - | - | - | - | 70 10 |
| Angwin | 10/2/26 | 89.4 0.6 | 1432 | 68.8 2.2 | 0621 | 42.1 0.3 | 42 2 | 12 2 | 2.9 0.2 | 12.4 0.3 | 1207 | NNW | 348 | 0.00 | 0.30 | 0.068 0.004 | 0 0 | 100 0 |
| Lower Angwin (Pioneer) | 10/2/26 | 93.3 2.4 | 1423 | 51.6 2.7 | 0101 | - | - | - | 1.7 0.0 | 9.6 0.2 | 1002 | NNE | 13 | - | - | - | - | 80 10 |
| Las Posadas (Cal Fire) | 10/2/26 | 95.0 2.3 | 1446 | 62.8 2.0 | 0426 | 47.4 1.7 | 60 7 | 14 1 | 4.2 0.5 | 16.3 1.3 | 1132 | NNE | 15 | 0.00 | 0.23 | 0.175 0.019 | 374 45 | - |
| Deer Park | 10/2/26 | 97.3 1.3 | 1439 | 56.2 3.1 | 0614 | 50.0 0.2 | 86 7 | 14 2 | 2.2 0.2 | 11.8 0.5 | 1442 | SSE | 151 | 0.00 | 0.04 | 0.129 0.010 | 292 30 | 60 10 |
| Lower Chiles Valley (Brown) | 10/2/26 | 95.7 1.4 | 1657 | 46.3 2.4 | 0547 | 45.2 0.2 | 94 1 | 12 4 | 1.6 0.2 | 12.4 1.9 | 1317 | E | 84 | 0.00 | 0.14 | 0.148 0.023 | 388 84 | 40 10 |
| Moss Creek Vineyard/Reservior | 10/2/26 | 96.1 2.8 | 1733 | 51.6 2.1 | 0634 | 47.4 0.5 | 87 2 | 14 0 | - | - | - | - | 0.00 | 0.04 | - | - | 20 10 |
| Max | 101.1 | - | 68.8 | - | 50.9 | 96 | 17 | 4.2 | 16.3 | - | - | 0.00 | 0.82 | 0.175 | 388 | - | |
| Avg | - | - | - | - | 47.6 | - | - | 2.1 | - | - | - | - | - | - | - | - | |
| Min | 89.4 | - | 43.7 | - | 42.1 | 42 | 12 | 1.1 | 9.4 | - | - | 0.00 | 0.00 | 0.068 | 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 | 10/2/26 | 98.7 1.1 | 1423 | 49.2 3.4 | 0619 | 52.4 1.6 | 93 0 | 20 0 | - | - | - | - | 0.00 | 0.09 | - | - | 60 10 |
| Diamond Mtn (Schramsberg) | 10/2/26 | 94.5 1.2 | 1432 | 59.5 5.0 | 0333 | 48.0 1.6 | 68 24 | 15 5 | - | - | - | - | 0.00 | 0.13 | - | - | 90 20 |
| Diamond Mtn (McEachran) | 10/2/26 | 97.1 2.4 | 1404 | 55.7 3.4 | 0624 | 49.6 0.3 | 80 10 | 14 5 | - | - | - | - | - | - | - | - | 60 10 |
| St. Helena-North | 10/2/26 | 97.7 1.5 | 1507 | 50.9 2.2 | 0627 | 47.8 0.1 | 86 1 | 11 2 | 2.1 | 12.1 0.2 | 1342 | SE | 135 | 0.00 | 0.11 | 0.141 0.016 | 354 41 | 0 10 |
| St. Helena (NVV Office) | 10/2/26 | 97.0 1.9 | 1557 | 51.8 2.9 | 0643 | - | - | - | 0.8 | 7.4 1.4 | 1642 | ENE | 78 | 0.00 | 0.04 | - | - | 10 10 |
| Tiara Fria (East St. Helena) | 10/2/26 | 95.4 1.9 | 1526 | 49.5 2.8 | 0657 | 51.8 1.9 | 92 1 | 18 1 | 1.2 | 9.3 2.1 | 1558 | ESE | 111 | 0.00 | 0.02 | - | - | 0 0 |
| Prisoner Winery | 10/2/26 | 98.0 1.2 | 1503 | 49.2 3.8 | 0637 | 52.2 1.1 | 96 2 | 19 0 | 0.9 | 6.2 1.6 | 1435 | E | 92 | 0.00 | 0.06 | 0.020 0.008 | 0 0 | 0 0 |
| Rutherford Hill Estate | 10/2/26 | 96.3 0.1 | 1651 | 54.4 2.0 | 0608 | 53.0 0.2 | 94 6 | 20 1 | 1.2 | 8.3 3.1 | 1456 | SSE | 154 | 0.00 | 0.08 | 0.113 0.020 | 328 60 | 10 10 |
| Rutherford-North (Mee Ln) | 10/2/26 | 95.5 1.5 | 1515 | 46.6 2.9 | 0600 | 51.4 1.6 | 94 1 | 20 2 | 1.7 | 10.1 3.9 | 1640 | SSE | 151 | 0.00 | 0.06 | 0.128 0.028 | 345 58 | 40 10 |
| Rutherford (STS) | 10/2/26 | 96.9 0.5 | 1445 | 46.8 2.2 | 0619 | 54.2 1.0 | 92 0 | 25 3 | 1.4 | 8.8 3.1 | 1649 | ESE | 116 | 0.00 | 0.05 | 0.132 0.030 | 390 76 | 40 10 |
| Oakville-NE (Ranch 88) | 10/2/26 | 95.9 1.6 | 1452 | 47.1 3.2 | 0625 | 49.7 0.8 | 91 9 | 20 1 | 0.9 | 9.1 3.3 | 1559 | SSE | 148 | 0.00 | 0.04 | 0.119 0.028 | 346 60 | 60 10 |
| OV561-East | 10/2/26 | 97.2 1.1 | 1646 | 48.9 1.7 | 0636 | - | - | - | - | - | - | - | - | - | - | - | 10 10 |
| Oakville | 10/2/26 | 94.5 3.0 | 1512 | 48.1 3.1 | 0553 | 51.2 0.4 | 92 4 | 21 2 | 2.0 | 10.5 3.7 | 1552 | SE | 124 | 0.00 | 0.03 | 0.133 0.032 | 375 70 | 50 10 |
| OV518-West | 10/2/26 | 93.2 1.7 | 1612 | 48.5 2.2 | 0618 | - | - | - | - | - | - | - | - | - | - | - | 60 10 |
| To Kalon Remote (TKKE) | 10/2/26 | 97.1 2.4 | 1507 | 49.5 4.1 | 0552 | - | - | - | - | - | - | - | - | - | - | - | 60 10 |
| To Kalon | 10/2/26 | 96.0 2.7 | 1608 | 49.7 2.9 | 0547 | 52.0 0.3 | 96 3 | 18 6 | 1.8 | 9.2 3.5 | 1645 | SE | 134 | 0.00 | 0.00 | 0.130 0.033 | 369 77 | 50 10 |
| To Kalon Remote (TKN5) | 10/2/26 | 96.8 0.9 | 1512 | 49.8 3.1 | 0550 | - | - | - | - | - | - | - | - | - | - | - | 60 10 |
| Yountville (Ranch 67) | 10/2/26 | 92.8 1.9 | 1445 | 48.0 3.8 | 0600 | 50.6 0.5 | 93 2 | 21 4 | 2.0 | 9.7 2.8 | 1034 | SSE | 168 | 0.00 | 0.05 | 0.135 0.025 | 432 65 | 50 10 |
| Stags Leap Dist (Silverado Vineyards) | 10/2/26 | 93.7 2.2 | 1450 | 48.9 3.4 | 0558 | 50.8 0.1 | 94 2 | 21 4 | 1.6 | 9.6 3.6 | 1515 | S | 188 | 0.00 | 0.07 | 0.134 0.023 | 378 64 | 60 10 |
| Borreo (Soda Canyon) | 10/2/26 | 92.5 2.8 | 1458 | 50.2 3.2 | 0627 | 50.2 0.4 | 94 3 | 22 3 | 1.5 | 8.3 0.5 | 1516 | S | 184 | 0.00 | 0.31 | 0.120 0.021 | 373 65 | 10 10 |
| Wappo Hill Floor | 10/2/26 | 95.6 3.2 | 1458 | 47.7 2.5 | 0605 | 52.0 0.1 | 100 0 | 22 5 | 1.7 | 8.5 1.9 | 1242 | SSW | 212 | 0.00 | 0.10 | 0.125 0.030 | 368 82 | 60 10 |
| Stags Leap Dist (Chimney Rock) | 10/2/26 | 93.0 2.0 | 1454 | 49.0 4.0 | 0626 | 54.3 0.4 | 98 1 | 30 4 | 1.6 | 8.0 3.1 | 1517 | SW | 219 | 0.00 | 0.10 | 0.115 0.022 | 345 67 | 60 10 |
| Yountville-South (Ranch 87) | 10/2/26 | 94.6 0.2 | 1648 | 48.9 3.5 | 0600 | 53.2 1.0 | 100 0 | 24 1 | 1.1 | 7.8 0.3 | 1521 | S | 175 | 0.00 | 0.09 | 0.106 0.020 | 304 61 | 60 10 |
| Yountville-SE (Ranch 85) | 10/2/26 | 94.8 2.0 | 1447 | 48.2 0.4 | 0634 | 53.2 0.4 | 96 4 | 23 4 | 1.0 | 7.2 2.1 | 1440 | SSE | 154 | 0.00 | 0.08 | - | 0 0 | 60 10 |
| Oak Knoll-East (Ranch 53) | 10/2/26 | 94.2 2.0 | 1617 | 50.2 4.3 | 0556 | 52.4 0.9 | 93 2 | 24 1 | 1.0 | 7.5 3.0 | 1237 | SSW | 197 | 0.00 | 0.15 | 0.121 0.029 | 379 80 | 60 10 |
| Napa-NW (Ranch 54) | 10/2/26 | 94.5 0.8 | 1614 | 49.6 4.0 | 0617 | 51.5 0.3 | 92 1 | 23 1 | 0.4 | 6.6 0.7 | 1526 | SSW | 206 | 0.00 | 0.18 | - | 0 0 | 60 10 |
| Napa-North (Ranch 29) | 10/2/26 | 90.5 0.1 | 1511 | 49.6 0.2 | 0555 | 54.4 0.4 | 100 0 | 30 1 | 1.1 | 8.8 1.2 | 1516 | S | 169 | 0.00 | 0.10 | 0.082 0.018 | 217 56 | 30 10 |
| Max | 98.7 | - | 59.5 | - | 54.4 | 100 | 30 | 2.1 | 12.1 | - | - | 0.00 | 0.31 | 0.141 | 432 | - | |
| Avg | - | - | - | - | 51.7 | - | - | 1.4 | - | - | - | - | - | - | - | - | |
| Min | 90.5 | - | 46.6 | - | 47.8 | 68 | 11 | 0.4 | 6.2 | - | - | 0.00 | 0.00 | 0.020 | 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 | 10/2/26 | 91.6 4.1 | 1245 | 71.2 2.4 | 0631 | 44.2 0.2 | 43 3 | 17 5 | 1.7 | 8.7 1.1 | 1448 | S | 173 | 0.00 | 0.45 | 0.132 0.054 | 322 232 | 100 0 |
| Mount George (Napa East) | 10/2/26 | 122.2 24.6 | 1354 | 50.1 3.9 | 0631 | 58.0 3.8 | 95 2 | 33 1 | 1.0 | 8.7 0.1 | 1242 | SE | 128 | 0.00 | 0.16 | 0.131 0.011 | 392 62 | 60 10 |
| Napa-East (Palmaz 300') | 10/2/26 | 96.6 2.6 | 1352 | 50.9 2.6 | 0607 | 54.2 1.0 | 100 0 | 24 0 | 1.0 | 7.3 0.7 | 1254 | S | 185 | 0.00 | 0.16 | 0.115 0.017 | 345 56 | 50 10 |
| Napa-East (Palmaz 1200') | 9/14/26 | 80.8 4.1 | 1344 | 47.1 4.1 | 0557 | 46.5 1.6 | 92 8 | 29 22 | 2.4 | 12.0 0.9 | 1614 | SW | 226 | - | - | 0.153 0.004 | 498 20 | 20 20 |
| Napa-East (Palmaz 1400') | 10/2/26 | 92.5 1.9 | 1350 | 56.6 4.4 | 0409 | 48.6 0.2 | 77 0 | 18 3 | 2.2 | 12.1 1.3 | 1218 | NNE | 26 | 0.00 | 0.33 | 0.145 0.009 | 398 50 | 30 10 |
| Wooden Valley | 10/2/26 | 93.2 0.3 | 1359 | 49.0 4.9 | 0558 | 46.4 1.9 | 85 3 | 19 2 | 1.2 | 10.1 0.2 | 1401 | SSE | 164 | 0.00 | 0.04 | 0.136 0.017 | 397 54 | 60 10 |
| Napa-West Upper (Truchard) | 10/2/26 | 93.8 1.4 | 1611 | 51.8 1.7 | 0608 | 15.1 0.8 | 100 0 | 0 0 | 1.2 | 9.1 1.4 | 1332 | SSW | 205 | 0.00 | 0.10 | 0.128 0.200 | 373 927 | 50 10 |
| Napa-West Lower (Truchard) | 10/2/26 | 93.9 2.3 | 1439 | 47.0 1.3 | 0603 | 50.6 0.1 | 96 0 | 24 2 | - | - | - | - | - | - | - | - | 50 10 |
| Napa-South (Toyon Farms) | 10/2/26 | 90.3 0.6 | 1608 | 52.3 0.9 | 0652 | 57.2 0.9 | 100 0 | 36 0 | 1.4 | 8.6 2.2 | 1333 | SSW | 195 | 0.00 | 0.07 | 0.076 0.006 | 182 33 | 10 10 |
| Toyon Remote 1 | 10/2/26 | 90.9 1.5 | 1607 | 48.3 0.6 | 0558 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 10/2/26 | 89.9 0.6 | 1609 | 50.4 4.4 | 0524 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 10/2/26 | 91.4 1.1 | 1609 | 48.7 1.1 | 0549 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 10/2/26 | 93.1 2.7 | 1631 | 51.1 0.4 | 0514 | 52.8 0.1 | 96 0 | 25 2 | 1.5 | 8.1 3.1 | 1237 | SSE | 163 | 0.00 | 0.08 | 0.120 0.018 | 370 68 | 60 10 |
| Carneros (Saintsbury) | 10/2/26 | 88.5 1.5 | 1608 | 46.3 0.5 | 0657 | 53.0 0.7 | 100 0 | 31 1 | 2.1 | 8.6 3.3 | 1411 | S | 190 | 0.00 | 0.08 | - | - | 10 10 |
| Suscol Lower (Ranch 35) | 10/2/26 | 88.1 1.8 | 1625 | 50.2 0.0 | 0625 | 53.1 0.5 | 100 0 | 32 0 | 2.7 | 9.1 2.6 | 1056 | SW | 215 | 0.00 | 0.15 | 0.117 0.019 | 348 56 | 0 0 |
| Suscol Mtn (Ranch 93) | 10/2/26 | 95.2 7.2 | 1616 | 55.0 0.5 | 0304 | 52.4 0.7 | 91 5 | 19 11 | 2.7 | 10.5 0.4 | 1103 | NW | 312 | 0.00 | 0.40 | - | - | 10 10 |
| Suscol Upper (Ranch 92) | 10/2/26 | 94.5 6.2 | 1632 | 54.2 0.1 | 0525 | 53.1 12.7 | 93 7 | 20 20 | 0.4 | 8.7 1.8 | 1618 | NE | 51 | 0.00 | 0.15 | - | - | 20 20 |
| Stanly (Ranch 45) | 9/30/26 | 88.6 3.9 | 1448 | 51.4 7.3 | 0715 | 55.7 4.8 | 91 5 | 28 5 | 5.2 | 11.8 0.2 | 1648 | WSW | 238 | 0.00 | 0.15 | 0.123 0.042 | 448 33 | 40 10 |
| Carneros Upper (Ranch 81) | 10/2/26 | 91.7 2.5 | 1435 | 53.4 1.7 | 0716 | 53.4 33.1 | - | - | 2.1 | 9.6 2.0 | 1512 | SSW | 212 | - | - | - | - | 0 0 |
| Carneros (Mitsuko) | 10/2/26 | 90.2 2.5 | 1500 | 46.3 2.2 | 0545 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Carneros Lower (Ranch 81) | 10/2/26 | 91.6 3.9 | 1506 | 50.9 3.1 | 0553 | 51.8 7.4 | 100 0 | 0 0 | 0.9 | 8.5 1.4 | 1228 | S | 179 | 0.00 | 0.01 | 0.019 0.005 | 4 3 | 10 10 |
| Carneros (Milton Rd) | 10/2/26 | 86.7 0.8 | 1511 | 48.4 2.5 | 0142 | 52.9 0.5 | 93 1 | 32 4 | - | - | - | - | 0.00 | 0.00 | - | - | 10 10 |
| Max | 122.2 | - | 71.2 | - | 58.0 | 100 | 36 | 2.7 | 12.1 | - | - | 0.00 | 0.45 | 0.145 | 398 | - | |
| Avg | - | - | - | - | 49.8 | - | - | 1.6 | - | - | - | - | - | - | - | - | |
| Min | 86.7 | - | 46.3 | - | 15.1 | 43 | 0 | 0.4 | 7.3 | - | - | 0.00 | 0.00 | 0.019 | 4 | - |