| 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 | 10/16/26 | 91.2 3.9 | 1420 | 53.6 1.6 | 0735 | - | - | - | - | - | - | - | 0.00 | 0.82 | - | - | 30 10 |
| Pope Valley (Weeks Lake) | 10/16/26 | 95.9 5.3 | 1307 | 39.8 4.3 | 0709 | 30.8 1.3 | 82 8 | 6 4 | 1.5 0.5 | 12.7 5.5 | 1101 | WSW | 254 | 0.00 | 0.03 | 0.131 0.012 | 386 3 | 0 0 |
| Dollarhide Base | 10/16/26 | 97.1 5.0 | 1541 | 51.4 9.2 | 0734 | 35.3 1.8 | 57 30 | 9 4 | 2.6 0.9 | 13.0 9.9 | 1104 | NW | 312 | 0.00 | 0.00 | 0.152 0.018 | 364 1 | 20 10 |
| Dollarhide 1AS Remote | 10/16/26 | 96.0 4.1 | 1232 | 35.4 0.5 | 0728 | 33.6 0.4 | 84 0 | 9 4 | 1.5 0.7 | 12.1 6.5 | 1341 | NE | 55 | - | - | - | - | 20 10 |
| Dollarhide 16A Remote | 10/16/26 | 98.5 6.1 | 1517 | 47.5 6.9 | 0722 | 37.3 0.3 | 76 15 | 9 4 | - | - | - | - | - | - | - | - | 20 10 |
| Dollarhide 18A Remote | 10/16/26 | 100.1 6.1 | 1518 | 33.8 0.3 | 0726 | 33.2 1.1 | 84 5 | 8 5 | - | - | - | - | - | - | - | - | 0 10 |
| Hardin Rd (Eakle) | 10/13/26 | 77.0 2.0 | 1534 | 32.3 1.2 | 0726 | - | - | - | - | - | - | - | - | - | - | - | 20 20 |
| Angwin | 10/16/26 | 88.4 5.8 | 1402 | 69.3 7.6 | 0656 | 21.8 4.8 | 18 15 | 6 6 | 5.3 1.9 | 20.2 0.9 | 0244 | NNE | 15 | 0.00 | 0.30 | 0.123 0.028 | 0 0 | 100 0 |
| Lower Angwin (Pioneer) | 10/16/26 | 91.4 5.2 | 1401 | 45.4 9.9 | 0056 | - | - | - | 2.8 0.9 | 15.6 0.1 | 0449 | NNE | 22 | - | - | - | - | 60 20 |
| Las Posadas (Cal Fire) | 10/16/26 | 92.8 5.8 | 1515 | 60.8 3.7 | 2338 | 28.4 2.1 | 34 6 | 7 5 | 7.4 1.0 | 22.6 7.0 | 1031 | NNE | 20 | 0.00 | 0.23 | 0.233 0.012 | 374 6 | - |
| Deer Park | 10/16/26 | 95.8 4.4 | 1502 | 66.5 5.6 | 2355 | 26.5 3.8 | 26 14 | 7 3 | 5.1 1.5 | 27.4 5.6 | 0606 | NNE | 15 | 0.00 | 0.04 | 0.200 0.039 | 290 1 | 100 0 |
| Lower Chiles Valley (Brown) | 10/16/26 | 94.9 4.9 | 1452 | 42.0 2.6 | 0045 | 28.0 3.2 | 70 12 | 6 4 | 1.9 0.6 | 13.6 2.5 | 1653 | SSE | 157 | 0.00 | 0.14 | 0.161 0.006 | 427 3 | 0 10 |
| Moss Creek Vineyard/Reservior | 10/16/26 | 95.5 4.9 | 1532 | 52.5 8.1 | 0313 | 35.5 0.9 | 70 14 | 7 3 | - | - | - | - | 0.00 | 0.04 | - | - | 30 10 |
| Max | 100.1 | - | 69.3 | - | 37.3 | 84 | 9 | 7.4 | 27.4 | - | - | 0.00 | 0.82 | 0.233 | 427 | - | |
| Avg | - | - | - | - | 31.1 | - | - | 3.5 | - | - | - | - | - | - | - | - | |
| Min | 88.4 | - | 33.8 | - | 21.8 | 18 | 6 | 1.5 | 12.1 | - | - | 0.00 | 0.00 | 0.123 | 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 | 10/16/26 | 97.9 2.8 | 1058 | 50.8 7.4 | 0051 | 34.8 2.0 | 54 19 | 10 3 | - | - | - | - | 0.00 | 0.09 | - | - | 20 10 |
| Diamond Mtn (Schramsberg) | 10/16/26 | 93.2 2.9 | 1348 | 69.7 5.9 | 2329 | 23.1 4.5 | 21 8 | 6 3 | - | - | - | - | 0.00 | 0.13 | - | - | 100 0 |
| Diamond Mtn (McEachran) | 10/16/26 | 95.9 2.2 | 1521 | 65.4 13.3 | 0016 | 25.7 5.3 | 27 25 | 6 3 | - | - | - | - | - | - | - | - | 90 10 |
| St. Helena-North | 10/16/26 | 97.0 0.9 | 1349 | 53.4 8.7 | 0059 | 26.0 3.9 | 43 22 | 4 2 | 2.8 | 12.3 2.9 | 1600 | SE | 136 | 0.00 | 0.11 | 0.154 0.032 | 367 2 | 10 10 |
| St. Helena (NVV Office) | 10/16/26 | 95.4 1.6 | 1507 | 51.5 7.8 | 0449 | - | - | - | 1.3 | 8.8 7.4 | 1525 | SE | 126 | 0.00 | 0.04 | - | - | 0 0 |
| Tiara Fria (East St. Helena) | 10/16/26 | 93.1 0.4 | 1454 | 45.6 4.6 | 0401 | 35.2 0.2 | 73 9 | 8 1 | 2.0 | 12.4 5.0 | 0901 | WNW | 289 | 0.00 | 0.02 | - | - | 20 10 |
| Prisoner Winery | 10/16/26 | 97.8 2.0 | 1428 | 47.7 6.3 | 0355 | 36.1 1.0 | 73 10 | 7 1 | 1.5 | 8.0 7.3 | 0321 | N | 0 | 0.00 | 0.06 | 0.040 0.017 | 0 0 | 0 0 |
| Rutherford Hill Estate | 10/16/26 | 95.3 1.5 | 1540 | 62.8 9.3 | 0050 | 30.6 4.0 | 34 19 | 8 1 | 2.0 | 14.5 3.1 | 1303 | S | 188 | 0.00 | 0.08 | 0.132 0.012 | 354 2 | 20 20 |
| Rutherford-North (Mee Ln) | 10/16/26 | 93.8 1.1 | 1436 | 45.1 5.9 | 0438 | 37.4 0.8 | 77 8 | 8 2 | 2.5 | 14.9 2.9 | 1523 | SE | 135 | 0.00 | 0.06 | 0.151 0.022 | 361 1 | 40 10 |
| Rutherford (STS) | 10/16/26 | 97.4 1.2 | 1338 | 44.4 6.4 | 0416 | 40.4 0.8 | 80 11 | 12 1 | 2.2 | 12.1 3.6 | 1519 | E | 94 | 0.00 | 0.05 | 0.154 0.001 | 421 3 | 40 10 |
| Oakville-NE (Ranch 88) | 10/16/26 | 94.5 0.2 | 1430 | 40.2 4.2 | 0513 | 32.6 0.2 | 73 8 | 7 0 | 1.9 | 14.4 0.3 | 1525 | SSE | 155 | 0.00 | 0.04 | 0.149 0.018 | 378 4 | 0 10 |
| OV561-East | 10/12/26 | 78.9 6.5 | 1551 | 36.2 2.4 | 0603 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Oakville | 10/12/26 | 75.0 4.5 | 1415 | 34.8 1.2 | 0651 | 36.6 5.4 | 93 0 | 17 22 | 1.7 | 14.8 4.5 | 1739 | WSW | 249 | 0.00 | 0.03 | 0.116 0.003 | 397 0 | 0 0 |
| OV518-West | 10/12/26 | 73.6 2.1 | 1451 | 35.7 2.0 | 0719 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| To Kalon Remote (TKKE) | 10/15/26 | 96.3 12.0 | 1554 | 39.4 5.0 | 0718 | - | - | - | - | - | - | - | - | - | - | - | 30 10 |
| To Kalon | 10/15/26 | 95.3 13.1 | 1514 | 40.3 4.1 | 0658 | 35.6 0.2 | 83 2 | 10 9 | 1.8 | 12.7 1.3 | 1317 | NNE | 21 | 0.00 | 0.00 | 0.140 0.009 | 398 1 | 30 10 |
| To Kalon Remote (TKN5) | 10/15/26 | 94.1 9.5 | 1554 | 39.5 4.7 | 0707 | - | - | - | - | - | - | - | - | - | - | - | 30 10 |
| Yountville (Ranch 67) | 10/16/26 | 91.2 1.1 | 1429 | 41.4 3.7 | 0355 | 35.6 1.2 | 80 5 | 10 0 | 2.6 | 12.6 2.9 | 1508 | SE | 140 | 0.00 | 0.05 | 0.160 0.021 | 448 1 | 20 10 |
| Stags Leap Dist (Silverado Vineyards) | 10/16/26 | 91.9 1.2 | 1423 | 42.5 3.8 | 0409 | 34.9 1.8 | 81 6 | 10 2 | 1.9 | 14.1 0.6 | 1445 | SE | 144 | 0.00 | 0.07 | 0.154 0.016 | 385 4 | 30 10 |
| Borreo (Soda Canyon) | 10/16/26 | 89.8 2.2 | 1547 | 52.1 6.7 | 0058 | 31.0 4.4 | 45 26 | 9 0 | 2.8 | 19.8 6.0 | 0720 | N | 354 | 0.00 | 0.31 | 0.155 0.024 | 389 1 | 30 10 |
| Wappo Hill Floor | 10/16/26 | 92.9 1.5 | 1436 | 42.4 4.4 | 0440 | 36.9 0.3 | 79 6 | 12 3 | 2.3 | 13.1 2.6 | 0858 | WNW | 296 | 0.00 | 0.10 | 0.151 0.008 | 404 4 | 20 10 |
| Stags Leap Dist (Chimney Rock) | 10/16/26 | 91.7 1.9 | 1445 | 40.0 2.1 | 0457 | 42.3 0.1 | 91 3 | 19 4 | 2.1 | 10.4 3.4 | 1010 | S | 185 | 0.00 | 0.10 | 0.133 0.009 | 372 2 | 20 10 |
| Yountville-South (Ranch 87) | 10/16/26 | 93.5 0.4 | 1433 | 42.0 3.5 | 0327 | 39.1 0.5 | 83 7 | 13 3 | 1.5 | 10.6 2.0 | 1622 | SSE | 157 | 0.00 | 0.09 | 0.121 0.013 | 323 1 | 40 10 |
| Yountville-SE (Ranch 85) | 10/16/26 | 91.7 1.2 | 1436 | 41.8 3.8 | 0435 | 39.6 0.3 | 83 6 | 13 3 | 1.9 | 10.6 0.7 | 1023 | S | 179 | 0.00 | 0.08 | - | 0 0 | 20 10 |
| Oak Knoll-East (Ranch 53) | 10/16/26 | 91.9 0.5 | 1535 | 43.3 3.6 | 0443 | 39.7 0.1 | 86 1 | 13 0 | 1.4 | 10.9 2.1 | 1544 | S | 184 | 0.00 | 0.15 | 0.134 0.011 | 395 2 | 70 10 |
| Napa-NW (Ranch 54) | 10/16/26 | 92.6 0.9 | 1555 | 42.2 1.6 | 0717 | 36.9 1.3 | 78 0 | 14 0 | 0.4 | 7.1 1.5 | 1341 | SSW | 194 | 0.00 | 0.18 | - | 0 0 | 20 10 |
| Napa-North (Ranch 29) | 10/16/26 | 91.0 0.5 | 1619 | 42.1 2.5 | 0448 | 41.1 0.2 | 88 1 | 15 2 | 1.6 | 10.2 1.2 | 1318 | S | 182 | 0.00 | 0.10 | 0.094 0.007 | 218 2 | 20 10 |
| Max | 97.9 | - | 69.7 | - | 42.3 | 91 | 19 | 2.8 | 19.8 | - | - | 0.00 | 0.31 | 0.160 | 448 | - | |
| Avg | - | - | - | - | 34.9 | - | - | 1.9 | - | - | - | - | - | - | - | - | |
| Min | 89.8 | - | 40.0 | - | 23.1 | 21 | 4 | 0.4 | 7.1 | - | - | 0.00 | 0.02 | 0.040 | 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 | 10/16/26 | 90.1 3.4 | 1313 | 70.3 7.0 | 0710 | 25.7 4.0 | 20 13 | 8 4 | 1.7 | 11.0 5.3 | 1013 | N | 2 | 0.00 | 0.45 | 0.175 0.026 | 536 141 | 100 0 |
| Mount George (Napa East) | 10/16/26 | 90.0 0.2 | 1551 | 45.6 4.8 | 0309 | 38.7 0.6 | 74 10 | 15 1 | 1.5 | 10.1 1.2 | 1423 | W | 265 | 0.00 | 0.16 | 0.126 0.008 | 398 0 | 20 10 |
| Napa-East (Palmaz 300') | 10/16/26 | 95.0 1.1 | 1633 | 51.3 6.8 | 0320 | 37.1 2.4 | 60 25 | 13 2 | 2.1 | 9.2 1.1 | 1536 | W | 281 | 0.00 | 0.16 | 0.123 0.009 | 348 0 | 20 10 |
| Napa-East (Palmaz 1200') | 10/16/26 | 88.1 0.4 | 1129 | 54.6 3.7 | 0255 | 32.2 3.4 | 43 14 | 10 1 | 3.1 | 14.2 0.4 | 0706 | SE | 126 | - | - | 0.153 0.017 | 384 1 | 20 20 |
| Napa-East (Palmaz 1400') | 10/16/26 | 89.6 2.0 | 1318 | 54.2 4.8 | 0035 | 30.9 2.3 | 41 17 | 10 2 | 4.3 | 21.5 4.9 | 0659 | NNE | 26 | 0.00 | 0.33 | 0.181 0.013 | 394 2 | 30 20 |
| Wooden Valley | 10/16/26 | 90.1 1.4 | 1355 | 41.5 3.4 | 0058 | 34.2 0.4 | 79 7 | 10 1 | 1.7 | 10.6 4.3 | 1529 | ESE | 109 | 0.00 | 0.04 | 0.138 0.004 | 403 2 | 20 10 |
| Napa-West Upper (Truchard) | 10/16/26 | 93.7 1.3 | 1600 | 55.2 2.7 | 0539 | 36.3 2.9 | 56 9 | 13 2 | 2.0 | 11.2 1.0 | 1416 | SSW | 207 | 0.00 | 0.10 | 0.150 0.013 | 402 4 | 20 10 |
| Napa-West Lower (Truchard) | 10/16/26 | 93.8 0.8 | 1610 | 39.5 0.3 | 0709 | 35.9 2.0 | 86 4 | 13 2 | - | - | - | - | - | - | - | - | 20 10 |
| Napa-South (Toyon Farms) | 10/16/26 | 92.1 1.8 | 1552 | 50.2 3.3 | 0509 | 44.0 0.6 | 75 5 | 19 3 | 2.6 | 11.0 0.8 | 1254 | S | 180 | 0.00 | 0.07 | 0.101 0.014 | 197 1 | 20 10 |
| Toyon Remote 1 | 10/16/26 | 91.7 1.8 | 1349 | 42.1 1.9 | 0531 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 10/16/26 | 91.2 2.7 | 1603 | 41.7 1.5 | 0723 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 10/16/26 | 92.6 2.4 | 1602 | 41.6 1.8 | 0521 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 10/16/26 | 92.5 2.1 | 1616 | 43.9 0.9 | 0523 | 37.2 2.0 | 85 7 | 13 3 | 1.9 | 10.2 0.7 | 1253 | SSE | 149 | 0.00 | 0.08 | 0.132 0.008 | 402 4 | 20 10 |
| Carneros (Saintsbury) | 10/16/26 | 91.2 3.1 | 1545 | 46.3 1.6 | 0510 | 38.2 1.5 | 76 2 | 12 6 | 2.5 | 11.4 0.9 | 1416 | S | 181 | 0.00 | 0.08 | - | - | 20 10 |
| Suscol Lower (Ranch 35) | 10/16/26 | 90.1 3.5 | 1640 | 44.2 1.8 | 0657 | 38.0 1.3 | 71 9 | 15 5 | 3.6 | 12.6 1.5 | 1321 | SW | 222 | 0.00 | 0.15 | 0.151 0.014 | 384 4 | 20 10 |
| Suscol Mtn (Ranch 93) | 10/16/26 | 94.0 2.9 | 1539 | 68.5 9.1 | 0035 | 31.7 4.9 | 31 10 | 13 3 | 4.1 | 20.0 6.1 | 0803 | NNE | 30 | 0.00 | 0.40 | - | - | 80 20 |
| Suscol Upper (Ranch 92) | 10/16/26 | 91.9 4.5 | 1601 | 65.5 7.1 | 0027 | 32.2 4.7 | 31 11 | 13 5 | 1.2 | 16.4 6.1 | 0728 | NNW | 333 | 0.00 | 0.15 | - | - | 80 20 |
| Stanly (Ranch 45) | 10/15/26 | 89.1 10.3 | 1506 | 42.8 3.2 | 0621 | 41.9 1.8 | 86 7 | 19 1 | 2.4 | 9.6 2.8 | 1553 | SSW | 202 | 0.00 | 0.15 | 0.144 0.001 | 423 4 | 30 10 |
| Carneros Upper (Ranch 81) | 10/16/26 | 92.0 2.8 | 1553 | 57.0 0.6 | 0531 | 35.2 2.5 | - | - | 3.7 | 15.0 2.3 | 1731 | W | 260 | - | - | - | - | 20 10 |
| Carneros (Mitsuko) | 10/16/26 | 92.5 3.6 | 1548 | 38.7 1.0 | 0527 | - | - | - | - | - | - | - | - | - | - | - | 20 10 |
| Carneros Lower (Ranch 81) | 10/16/26 | 92.0 0.7 | 1424 | 43.5 1.5 | 0540 | 39.4 1.5 | 93 0 | 15 2 | 1.1 | 8.8 2.4 | 1331 | S | 177 | 0.00 | 0.01 | 0.029 0.005 | 0 0 | 20 10 |
| Carneros (Milton Rd) | 10/16/26 | 91.0 3.5 | 1613 | 40.3 1.6 | 0449 | 39.7 0.4 | 86 3 | 14 6 | - | - | - | - | 0.00 | 0.00 | - | - | 20 10 |
| Max | 95.0 | - | 70.3 | - | 44.0 | 93 | 19 | 4.3 | 21.5 | - | - | 0.00 | 0.45 | 0.181 | 536 | - | |
| Avg | - | - | - | - | 35.7 | - | - | 2.5 | - | - | - | - | - | - | - | - | |
| Min | 88.1 | - | 38.7 | - | 25.7 | 20 | 8 | 1.1 | 8.8 | - | - | 0.00 | 0.00 | 0.029 | 0 | - |