| 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 | 10/28/26 | 69.2 2.1 | 1639 | 37.0 0.1 | 0601 | - | - | - | - | - | - | - | 0.00 | 0.83 | - | - | 0 0 |
| Pope Valley (Weeks Lake) | 10/28/26 | 75.1 3.0 | 1527 | 30.6 0.7 | 0554 | 34.1 4.5 | 100 0 | 19 13 | 1.1 0.1 | 13.2 1.3 | 1325 | NNE | 28 | 0.00 | 0.07 | 0.087 0.002 | 322 2 | 10 10 |
| Dollarhide Base | 10/28/26 | 75.5 3.4 | 1407 | 35.3 0.8 | 0755 | 41.1 3.5 | 100 0 | 29 11 | 1.7 0.1 | 10.2 1.9 | 1448 | ENE | 60 | 0.00 | 0.42 | 0.092 0.002 | 322 4 | 10 10 |
| Dollarhide 1AS Remote | 10/28/26 | 74.0 1.6 | 1507 | 33.6 0.6 | 0413 | 37.6 3.2 | 93 0 | 27 11 | 0.8 0.5 | 9.7 2.1 | 1451 | SSE | 162 | - | - | - | - | 10 10 |
| Dollarhide 16A Remote | 10/28/26 | 75.8 2.4 | 1419 | 33.9 1.0 | 0758 | 40.3 3.1 | 99 0 | 27 11 | - | - | - | - | - | - | - | - | 0 0 |
| Dollarhide 18A Remote | 10/28/26 | 76.3 5.4 | 1601 | 30.7 2.6 | 0431 | 37.5 3.2 | 100 0 | 26 13 | - | - | - | - | - | - | - | - | 0 0 |
| Hardin Rd (Eakle) | 10/13/26 | 77.0 2.0 | 1534 | 32.3 1.2 | 0726 | - | - | - | - | - | - | - | - | - | - | - | 20 20 |
| Angwin | 10/28/26 | 64.7 2.7 | 1521 | 45.8 2.2 | 0708 | 34.7 6.4 | 83 5 | 25 18 | 3.3 0.4 | 11.4 1.0 | 0126 | NNW | 339 | 0.00 | 0.35 | 0.036 0.013 | 0 0 | 0 10 |
| Lower Angwin (Pioneer) | 10/28/26 | 70.3 4.7 | 1519 | 33.1 2.5 | 2348 | - | - | - | 1.6 0.1 | 11.8 0.7 | 1200 | NW | 311 | - | - | - | - | 0 0 |
| Las Posadas (Cal Fire) | 10/28/26 | 69.6 3.2 | 1621 | 44.3 3.3 | 0654 | 38.2 5.0 | 88 8 | 23 22 | 3.8 0.3 | 12.4 3.5 | 1808 | SW | 219 | 0.00 | 0.55 | 0.096 0.008 | 332 11 | - |
| Deer Park | 10/28/26 | 74.9 4.1 | 1547 | 45.7 0.3 | 0723 | 38.1 6.2 | 83 8 | 20 15 | 1.9 1.6 | 16.0 3.2 | 1435 | N | 11 | 0.00 | 0.22 | 0.080 0.002 | 242 5 | 60 10 |
| Lower Chiles Valley (Brown) | 10/28/26 | 72.8 4.3 | 1526 | 31.8 0.8 | 0744 | 36.4 3.8 | 100 0 | 23 16 | 1.3 0.2 | 15.0 3.6 | 1306 | E | 90 | 0.00 | 0.72 | 0.100 0.007 | 355 3 | 0 0 |
| Moss Creek Vineyard/Reservior | 10/28/26 | 71.7 0.0 | 1424 | 36.8 0.0 | 0748 | 39.2 3.7 | 98 0 | 22 14 | - | - | - | - | 0.00 | 0.54 | - | - | 0 0 |
| Max | 76.3 | - | 45.8 | - | 41.1 | 100 | 29 | 3.8 | 16.0 | - | - | 0.00 | 0.83 | 0.100 | 355 | - | |
| Avg | - | - | - | - | 37.7 | - | - | 2.0 | - | - | - | - | - | - | - | - | |
| Min | 64.7 | - | 30.6 | - | 34.1 | 83 | 19 | 0.8 | 9.7 | - | - | 0.00 | 0.07 | 0.036 | 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 | 10/28/26 | 74.8 3.6 | 1441 | 35.3 0.5 | 0734 | 39.3 2.3 | 97 1 | 29 8 | - | - | - | - | 0.00 | 0.15 | - | - | 10 10 |
| Diamond Mtn (Schramsberg) | 10/28/26 | 70.6 2.4 | 1415 | 49.7 5.8 | 0215 | 36.8 5.9 | 77 23 | 24 12 | - | - | - | - | 0.00 | 0.15 | - | - | 30 10 |
| Diamond Mtn (McEachran) | 10/28/26 | 74.3 5.1 | 1615 | 45.0 1.3 | 0631 | 38.5 4.3 | 88 6 | 21 13 | - | - | - | - | - | - | - | - | 60 10 |
| St. Helena-North | 10/28/26 | 77.6 4.2 | 1503 | 37.6 1.4 | 0741 | 35.8 4.7 | 91 0 | 17 13 | 1.5 | 10.3 0.0 | 1256 | S | 174 | 0.00 | 0.15 | 0.084 0.000 | 302 3 | 30 10 |
| St. Helena (NVV Office) | 10/28/26 | 76.8 4.9 | 1540 | 40.6 1.3 | 0437 | - | - | - | 0.9 | 8.2 0.3 | 1512 | ENE | 62 | 0.00 | 0.32 | - | - | 10 10 |
| Tiara Fria (East St. Helena) | 10/28/26 | 74.7 4.6 | 1549 | 38.0 0.8 | 0742 | 39.1 3.4 | 95 1 | 22 17 | 1.3 | 9.4 0.7 | 1428 | S | 190 | 0.00 | 0.52 | - | - | 10 10 |
| Prisoner Winery | 10/28/26 | 76.3 3.3 | 1517 | 38.0 0.4 | 0738 | 39.4 3.6 | 98 1 | 21 16 | 1.1 | 8.0 1.5 | 1316 | NW | 312 | 0.00 | 0.41 | 0.016 0.001 | 0 0 | 10 10 |
| Rutherford Hill Estate | 10/28/26 | 77.1 5.0 | 1507 | 45.8 2.6 | 0747 | 40.4 4.8 | 87 13 | 20 16 | 1.3 | 12.7 0.7 | 1300 | NNE | 20 | 0.00 | 0.50 | 0.083 0.005 | 292 2 | 10 10 |
| Rutherford-North (Mee Ln) | 10/28/26 | 77.8 6.5 | 1614 | 35.9 2.6 | 0719 | 38.7 2.6 | 95 0 | 19 19 | 1.6 | 11.2 1.5 | 1508 | SSW | 202 | 0.00 | 0.50 | 0.087 0.000 | 307 0 | 10 10 |
| Rutherford (STS) | 10/28/26 | 77.4 4.0 | 1605 | 38.0 3.9 | 0724 | 41.1 2.3 | 91 0 | 25 17 | 1.5 | 9.2 1.8 | 1336 | WSW | 245 | 0.00 | 0.42 | 0.093 0.000 | 345 1 | 10 10 |
| Oakville-NE (Ranch 88) | 10/28/26 | 76.4 4.3 | 1600 | 32.8 0.7 | 0730 | 37.1 3.3 | 100 0 | 19 16 | 0.7 | 7.7 4.1 | 1445 | WSW | 254 | 0.00 | 0.44 | 0.085 0.002 | 324 1 | 0 0 |
| OV561-East | 10/23/26 | 78.1 18.1 | 1535 | 48.2 3.0 | 2037 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Oakville | 10/23/26 | 75.1 15.1 | 1542 | 47.2 3.4 | 2038 | 43.2 11.1 | 97 0 | 17 69 | 2.6 | 14.6 7.4 | 1322 | WSW | 256 | 0.07 | 0.26 | 0.099 0.083 | 304 253 | 0 0 |
| OV518-West | 10/23/26 | 73.4 13.3 | 1634 | 48.3 2.7 | 2001 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| To Kalon Remote (TKKE) | 10/28/26 | 77.2 5.8 | 1618 | 37.8 2.2 | 0554 | - | - | - | - | - | - | - | - | - | - | - | 10 10 |
| To Kalon | 10/28/26 | 77.0 7.1 | 1624 | 37.3 1.0 | 0701 | 39.6 3.4 | 98 0 | 21 20 | 1.4 | 8.6 3.7 | 1401 | WSW | 244 | 0.00 | 0.33 | 0.090 0.001 | 329 2 | 10 10 |
| To Kalon Remote (TKN5) | 10/28/26 | 76.8 4.8 | 1538 | 36.2 0.5 | 0715 | - | - | - | - | - | - | - | - | - | - | - | 10 10 |
| Yountville (Ranch 67) | 10/28/26 | 73.9 4.7 | 1548 | 38.7 4.2 | 0009 | 38.8 2.2 | 94 1 | 22 18 | 1.8 | 9.9 2.3 | 1613 | S | 187 | 0.00 | 0.46 | 0.095 0.002 | 419 2 | 10 10 |
| Stags Leap Dist (Silverado Vineyards) | 10/28/26 | 75.7 6.0 | 1552 | 39.1 4.2 | 0445 | 39.1 2.4 | 95 2 | 21 18 | 1.3 | 9.7 1.0 | 1610 | SE | 144 | 0.00 | 0.48 | 0.094 0.004 | 323 1 | 20 10 |
| Borreo (Soda Canyon) | 10/28/26 | 72.4 5.3 | 1545 | 38.8 0.8 | 0733 | 39.2 3.2 | 97 2 | 24 18 | 1.4 | 9.6 2.2 | 1452 | WSW | 245 | 0.00 | 0.82 | 0.091 0.005 | 351 0 | 0 0 |
| Wappo Hill Floor | 10/28/26 | 76.7 4.9 | 1509 | 35.7 1.3 | 0516 | 39.9 3.1 | 100 0 | 21 17 | 1.4 | 11.0 0.1 | 1332 | SW | 216 | 0.00 | 0.51 | 0.094 0.005 | 331 2 | 10 10 |
| Stags Leap Dist (Chimney Rock) | 10/28/26 | 74.8 4.9 | 1454 | 34.8 0.4 | 0545 | 41.3 2.5 | 99 0 | 29 17 | 1.3 | 8.8 0.8 | 1401 | SW | 227 | 0.00 | 0.60 | 0.084 0.005 | 314 2 | 10 10 |
| Yountville-South (Ranch 87) | 10/28/26 | 76.5 5.6 | 1541 | 37.1 2.2 | 0747 | 40.8 2.4 | 100 0 | 22 18 | 1.0 | 8.4 3.9 | 1551 | SSW | 202 | 0.00 | 0.49 | 0.086 0.005 | 304 3 | 70 10 |
| Yountville-SE (Ranch 85) | 10/28/26 | 75.0 5.8 | 1504 | 36.6 1.2 | 0746 | 40.2 3.2 | 96 4 | 24 19 | 1.0 | 13.6 4.2 | 1331 | NW | 322 | 0.00 | 0.56 | - | 0 0 | 10 10 |
| Oak Knoll-East (Ranch 53) | 10/28/26 | 75.7 5.8 | 1517 | 35.9 0.7 | 0653 | 39.5 2.9 | 96 0 | 22 17 | 0.9 | 9.5 2.0 | 1552 | SW | 217 | 0.00 | 0.47 | 0.093 0.003 | 344 3 | 70 10 |
| Napa-NW (Ranch 54) | 10/28/26 | 74.5 4.5 | 1600 | 36.9 0.7 | 0737 | 39.9 3.3 | 100 0 | 24 16 | 0.6 | 7.8 1.1 | 1522 | SSW | 203 | 0.00 | 0.50 | - | 0 0 | 10 10 |
| Napa-North (Ranch 29) | 10/28/26 | 75.5 5.4 | 1442 | 36.0 1.9 | 0726 | 41.1 3.2 | 100 0 | 27 14 | 1.0 | 9.7 1.2 | 1626 | SSW | 196 | 0.00 | 0.47 | 0.061 0.004 | 195 0 | 0 0 |
| Max | 77.8 | - | 49.7 | - | 41.3 | 100 | 29 | 1.8 | 13.6 | - | - | 0.00 | 0.82 | 0.095 | 419 | - | |
| Avg | - | - | - | - | 39.3 | - | - | 1.2 | - | - | - | - | - | - | - | - | |
| Min | 70.6 | - | 32.8 | - | 35.8 | 77 | 17 | 0.6 | 7.7 | - | - | 0.00 | 0.15 | 0.016 | 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 | 10/28/26 | 67.2 2.9 | 1324 | 50.1 3.5 | 0345 | 37.2 6.0 | 80 8 | 27 21 | 1.5 | 9.9 1.9 | 1332 | N | 4 | 0.00 | 0.77 | 0.070 0.016 | 215 26 | 0 10 |
| Mount George (Napa East) | 10/28/26 | 72.9 4.3 | 1510 | 41.6 1.0 | 0527 | 43.4 2.4 | 100 0 | 27 16 | 1.0 | 6.9 2.0 | 1518 | WSW | 245 | 0.00 | 0.48 | 0.087 0.002 | 334 6 | 10 10 |
| Napa-East (Palmaz 300') | 10/28/26 | 78.8 6.5 | 1500 | 39.1 0.5 | 0734 | 41.2 3.0 | 100 0 | 22 15 | 1.4 | 8.0 1.2 | 1948 | NE | 49 | 0.00 | 0.45 | 0.082 0.002 | 294 8 | 10 10 |
| Napa-East (Palmaz 1200') | 10/28/26 | 68.9 4.5 | 1508 | 39.5 0.8 | 0634 | 40.2 1.0 | 100 0 | 6 2 | 2.1 | 9.9 0.2 | 1535 | SSW | 196 | - | - | 0.082 0.005 | 319 5 | 0 0 |
| Napa-East (Palmaz 1400') | 10/28/26 | 69.2 5.4 | 1346 | 40.4 1.0 | 0731 | 39.5 4.9 | 100 0 | 24 27 | 1.9 | 10.1 0.2 | 1455 | NNW | 328 | 0.00 | 0.74 | 0.086 0.006 | 325 8 | 0 0 |
| Wooden Valley | 10/28/26 | 71.7 4.5 | 1612 | 33.2 4.2 | 0628 | 36.5 5.6 | 98 1 | 23 18 | 1.6 | 13.4 3.9 | 1341 | WNW | 297 | 0.00 | 0.47 | 0.091 0.010 | 337 11 | 0 0 |
| Napa-West Upper (Truchard) | 10/28/26 | 74.5 4.1 | 1439 | 43.4 1.3 | 0647 | 42.3 36.6 | 100 0 | 0 0 | 1.5 | 10.6 1.8 | 1534 | SSW | 205 | 0.00 | 0.40 | 0.097 0.004 | 333 8 | 10 10 |
| Napa-West Lower (Truchard) | 10/28/26 | 74.6 4.5 | 1422 | 35.0 0.0 | 0727 | 39.0 2.1 | 97 1 | 28 12 | - | - | - | - | - | - | - | - | 10 10 |
| Napa-South (Toyon Farms) | 10/28/26 | 74.1 3.2 | 1423 | 41.8 0.1 | 0724 | 44.7 2.6 | 100 0 | 35 11 | 1.9 | 12.0 0.7 | 1511 | SSE | 164 | 0.00 | 0.40 | 0.060 0.005 | 171 2 | 10 10 |
| Toyon Remote 1 | 10/28/26 | 74.6 5.7 | 1350 | 35.6 2.0 | 0739 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 10/28/26 | 72.3 3.4 | 1433 | 36.0 1.1 | 0723 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 10/28/26 | 73.8 4.9 | 1536 | 35.1 1.5 | 0730 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 10/28/26 | 73.2 3.9 | 1401 | 38.9 1.1 | 0720 | 41.0 3.1 | 96 1 | 29 12 | 2.0 | 10.2 1.6 | 1500 | SE | 138 | 0.00 | 0.41 | 0.090 0.003 | 332 7 | 10 10 |
| Carneros (Saintsbury) | 10/28/26 | 71.8 4.2 | 1428 | 37.3 0.8 | 0711 | 40.9 2.6 | 100 0 | 31 14 | 2.3 | 12.9 0.1 | 1816 | WSW | 253 | 0.00 | 0.45 | - | - | 10 10 |
| Suscol Lower (Ranch 35) | 10/28/26 | 72.7 4.0 | 1501 | 38.8 1.7 | 0701 | 41.0 3.6 | 100 0 | 29 12 | 2.6 | 10.7 0.7 | 1403 | SW | 232 | 0.00 | 0.51 | 0.092 0.005 | 320 7 | 0 0 |
| Suscol Mtn (Ranch 93) | 10/28/26 | 75.6 5.6 | 1424 | 51.4 5.3 | 0742 | 40.7 5.5 | 73 23 | 30 14 | 2.9 | 13.5 0.8 | 1242 | NW | 312 | 0.00 | 0.65 | - | - | 20 10 |
| Suscol Upper (Ranch 92) | 10/28/26 | 72.4 5.4 | 1541 | 49.4 3.8 | 0749 | 40.6 19.9 | 83 17 | 30 30 | 0.6 | 10.4 2.8 | 1627 | SW | 227 | 0.00 | 0.37 | - | - | 0 0 |
| Stanly (Ranch 45) | 10/28/26 | 72.8 5.1 | 1536 | 36.0 0.1 | 0737 | 41.3 2.4 | 97 0 | 29 15 | 2.7 | 11.4 0.7 | 1428 | S | 181 | 0.00 | 0.28 | 0.105 0.004 | 366 11 | 10 10 |
| Carneros Upper (Ranch 81) | 10/28/26 | 73.1 4.2 | 1558 | 47.5 1.5 | 0725 | 41.7 3.7 | - | - | 3.4 | 16.7 1.0 | 1802 | WSW | 245 | - | - | - | - | 10 10 |
| Carneros (Mitsuko) | 10/28/26 | 72.3 3.8 | 1407 | 32.5 1.8 | 0657 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Carneros Lower (Ranch 81) | 10/28/26 | 72.8 2.2 | 1343 | 36.8 1.1 | 0732 | 32.3 4.3 | 100 0 | 0 0 | 1.2 | 10.9 1.5 | 1459 | SSE | 168 | 0.00 | 0.08 | 0.022 0.005 | 4 1 | 10 10 |
| Carneros (Milton Rd) | 10/28/26 | 72.5 4.3 | 1535 | 34.9 1.7 | 0708 | 40.2 2.6 | 93 1 | 28 15 | - | - | - | - | 0.00 | 0.10 | - | - | 0 0 |
| Max | 78.8 | - | 51.4 | - | 44.7 | 100 | 35 | 3.4 | 16.7 | - | - | 0.00 | 0.77 | 0.105 | 366 | - | |
| Avg | - | - | - | - | 40.2 | - | - | 1.9 | - | - | - | - | - | - | - | - | |
| Min | 67.2 | - | 32.5 | - | 32.3 | 73 | 0 | 0.6 | 6.9 | - | - | 0.00 | 0.08 | 0.022 | 4 | - |