| 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 | 2/3/26 | 72.3 0.0 | 1557 | 40.4 2.0 | 0656 | - | - | - | - | - | - | - | 0.00 | 34.87 | - | - | - |
| Pope Valley (Weeks Lake) | 2/3/26 | 73.1 6.2 | 1406 | 26.3 0.7 | 0652 | 35.7 0.9 | 100 0 | 31 16 | 0.7 | 6.8 2.8 | 1355 | SE | 124 | 0.00 | 17.00 | 0.075 0.002 | 302 9 | 0 0 |
| Whiskey River Winery | 12/13/25 | 52.8 3.6 | 1548 | 37.3 0.3 | 0759 | 36.3 2.0 | 88 11 | 68 4 | 0.0 | 0.0 2.4 | 0001 | SE | 128 | 0.00 | 7.07 | - | - | - |
| Dollarhide Base | 2/3/26 | 71.0 5.1 | 1359 | 32.3 0.5 | 0727 | 41.4 0.6 | 100 0 | 35 7 | 2.7 | 13.3 6.9 | 1602 | ENE | 67 | 0.00 | 14.85 | 0.098 0.013 | 328 12 | - |
| Dollarhide 1AS Remote | 2/3/26 | 73.6 5.0 | 1445 | 27.2 0.1 | 0722 | 36.9 0.6 | 96 0 | 34 7 | 1.2 | 9.9 4.2 | 1515 | ENE | 77 | - | - | - | - | - |
| Dollarhide 17B Remote | 2/3/26 | 74.3 6.5 | 1528 | 30.2 0.8 | 0621 | 39.8 0.8 | 100 0 | 33 13 | - | - | - | - | - | - | - | - | - |
| Dollarhide 18A Remote | 2/3/26 | 73.0 6.1 | 1519 | 25.3 0.0 | 0656 | 36.3 0.4 | 100 0 | 33 7 | - | - | - | - | - | - | - | - | - |
| Angwin | 2/3/26 | 64.4 3.7 | 1430 | 48.9 1.3 | 0804 | 32.0 0.8 | 52 9 | 27 9 | 9.1 | 18.8 4.2 | 1111 | NNE | 12 | 0.00 | 32.20 | 0.094 0.030 | 0 0 | 0 0 |
| Lower Angwin (Pioneer) | 2/3/26 | 67.2 3.3 | 1423 | 37.8 0.5 | 0119 | - | - | - | 4.6 | 14.2 3.0 | 1021 | NNE | 29 | - | - | - | - | - |
| Deer Park | 2/3/26 | 76.4 2.5 | 1454 | 47.2 0.3 | 0354 | 39.8 0.7 | 75 2 | 25 4 | 2.4 | 16.1 3.0 | 1331 | N | 4 | 0.00 | 18.58 | 0.080 0.005 | 227 7 | - |
| Lower Chiles Valley (Brown) | 2/3/26 | 73.1 0.8 | 1526 | 30.6 0.9 | 0549 | 38.7 2.6 | 100 0 | 29 6 | 1.9 | 15.0 5.9 | 1350 | E | 92 | 0.00 | 14.48 | 0.096 0.009 | 320 4 | 0 0 |
| Moss Creek Vineyard/Reservior | 2/3/26 | 71.8 0.5 | 1513 | 34.2 0.7 | 0724 | 42.0 2.8 | 100 0 | 38 10 | - | - | - | - | 0.00 | 19.07 | - | - | - |
| Max | 76.4 | - | 48.9 | - | 42.0 | 100 | 38 | 9.1 | 18.8 | - | - | 0.00 | 34.87 | 0.098 | 328 | - | |
| Avg | - | - | - | - | 38.1 | - | - | 3.2 | - | - | - | - | - | - | - | - | |
| Min | 64.4 | - | 25.3 | - | 32.0 | 52 | 25 | 0.7 | 6.8 | - | - | 0.00 | 14.48 | 0.075 | 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 | 2/3/26 | 78.6 4.4 | 1354 | 35.2 0.2 | 0729 | 42.2 0.7 | 100 0 | 29 1 | - | - | - | - | 0.00 | 22.79 | - | - | 0 0 |
| Fotsch (Maple Lane) | 2/3/26 | 77.0 2.5 | 1424 | 32.4 0.6 | 0720 | 39.0 0.5 | 97 0 | 24 2 | 1.9 | 12.4 1.2 | 1153 | SSE | 160 | 0.00 | 20.71 | - | - | - |
| Diamond Mtn (Schramsberg) | 2/3/26 | 70.1 0.6 | 1516 | 51.4 3.7 | 0333 | 39.4 0.4 | 70 7 | 29 0 | - | - | - | - | 0.00 | 20.87 | - | - | - |
| Diamond Mtn (McEachran) | 2/3/26 | 74.3 1.6 | 1409 | 44.0 1.1 | 0728 | 40.3 0.3 | 80 4 | 27 6 | - | - | - | - | - | - | - | - | - |
| St. Helena-North | 2/3/26 | 75.4 0.8 | 1359 | 35.8 0.2 | 0648 | 40.0 1.3 | 100 0 | 26 7 | 2.4 | 12.5 3.1 | 1118 | SSE | 163 | 0.00 | 20.85 | 0.074 0.013 | 221 28 | 0 0 |
| St. Helena (NVV Office) | 2/3/26 | 78.3 2.4 | 1509 | 35.8 0.0 | 0621 | - | - | - | 1.0 | 6.7 2.0 | 1101 | S | 171 | 0.00 | 18.28 | - | - | - |
| Tiara Fria (East St. Helena) | 2/3/26 | 76.3 0.2 | 1418 | 34.2 0.4 | 0733 | 40.4 0.1 | 97 0 | 27 6 | 1.6 | 10.7 1.3 | 1149 | NNW | 332 | 0.00 | 16.83 | - | - | - |
| Rutherford Hill Estate | 2/3/26 | 79.9 1.7 | 1527 | 46.6 0.5 | 0628 | 41.8 0.8 | 82 3 | 27 6 | 1.6 | 14.9 5.1 | 1143 | ENE | 62 | 0.00 | 17.09 | 0.080 0.007 | 276 11 | 0 0 |
| Rutherford-North (Mee Ln) | 2/3/26 | 76.1 1.7 | 1506 | 33.0 0.1 | 0729 | 40.8 0.1 | 99 0 | 29 1 | 1.9 | 11.2 2.4 | 1443 | ENE | 68 | 0.00 | 15.43 | 0.070 0.006 | 235 11 | 0 0 |
| Rutherford (STS) | 2/3/26 | 77.1 0.4 | 1535 | 36.9 1.3 | 0559 | 43.3 0.1 | 92 1 | 34 0 | 2.3 | 11.3 4.5 | 1237 | NW | 319 | 0.00 | 16.15 | 0.094 0.010 | 327 14 | - |
| Oakville-NE (Ranch 88) | 2/3/26 | 78.4 2.5 | 1504 | 32.0 0.5 | 0451 | 38.9 0.6 | 97 0 | 24 3 | 0.8 | 9.4 1.5 | 1355 | NNE | 28 | 0.00 | 16.13 | 0.086 0.007 | 322 12 | 0 0 |
| OV561-East | 2/3/26 | 80.7 4.5 | 1544 | 35.1 1.4 | 0301 | - | - | - | - | - | - | - | - | - | - | - | - |
| Oakville | 2/3/26 | 77.9 5.5 | 1530 | 34.7 0.7 | 0652 | 41.2 0.5 | 98 0 | 25 8 | 1.5 | 9.3 0.4 | 0957 | NW | 318 | 0.00 | 16.67 | 0.085 0.005 | 316 12 | - |
| OV518-West | 2/3/26 | 75.3 2.4 | 1543 | 35.6 0.2 | 0722 | - | - | - | - | - | - | - | - | - | - | - | - |
| To Kalon Remote (TKKE) | 2/3/26 | 78.8 4.6 | 1538 | 36.0 1.8 | 0203 | - | - | - | - | - | - | - | - | - | - | - | - |
| To Kalon | 2/3/26 | 79.4 3.2 | 1551 | 36.2 0.7 | 0254 | 42.4 0.1 | 100 1 | 26 3 | 1.9 | 10.4 2.0 | 0946 | N | 352 | 0.00 | 17.83 | 0.083 0.007 | 290 5 | - |
| To Kalon Remote (TKN5) | 2/3/26 | 78.4 5.0 | 1538 | 33.6 0.6 | 0348 | - | - | - | - | - | - | - | - | - | - | - | - |
| Yountville (Ranch 67) | 2/3/26 | 76.2 4.9 | 1537 | 34.2 0.2 | 0708 | 41.6 0.8 | 98 0 | 27 8 | 2.4 | 12.6 3.8 | 1037 | WNW | 300 | 0.00 | 15.30 | 0.090 0.014 | 350 6 | - |
| Stags Leap Dist (Silverado Vineyards) | 2/3/26 | 77.6 6.5 | 1539 | 36.3 0.6 | 0720 | 42.3 1.1 | 96 0 | 28 9 | 1.0 | 9.4 0.4 | 1703 | E | 79 | 0.00 | 18.56 | 0.086 0.003 | 320 13 | - |
| Borreo (Soda Canyon) | 2/3/26 | 74.4 4.6 | 1522 | 38.4 1.0 | 0626 | 42.6 1.1 | 96 1 | 31 4 | 1.9 | 8.7 2.5 | 0720 | NNW | 343 | 0.00 | 18.92 | 0.085 0.005 | 326 8 | - |
| Wappo Hill Floor | 2/3/26 | 77.1 6.3 | 1445 | 31.4 0.5 | 0714 | 42.6 1.5 | 100 0 | 31 8 | 1.1 | 8.7 0.1 | 1344 | WSW | 247 | 0.00 | 18.31 | 0.085 0.008 | 316 15 | - |
| Stags Leap Dist (Chimney Rock) | 2/3/26 | 78.7 5.5 | 1431 | 33.0 1.0 | 0540 | - | - | - | 1.4 | 6.6 2.2 | 1311 | S | 182 | 0.00 | 16.36 | 0.074 0.005 | 277 11 | 0 0 |
| Yountville-South (Ranch 87) | 2/3/26 | 77.3 6.2 | 1458 | 33.2 0.8 | 0709 | 43.2 1.0 | 100 0 | 30 15 | 1.1 | 9.2 1.4 | 1256 | WNW | 303 | 0.00 | 18.37 | 0.080 0.006 | 288 7 | - |
| Yountville-SE (Ranch 85) | 2/3/26 | 77.6 6.9 | 1503 | 33.7 0.7 | 0624 | 43.3 1.5 | 100 0 | 31 12 | 1.0 | 7.8 0.1 | 1309 | NNW | 333 | 0.00 | 17.30 | - | 0 0 | 0 0 |
| Oak Knoll-East (Ranch 53) | 2/3/26 | 79.1 8.5 | 1432 | 33.8 0.4 | 0645 | 42.1 1.1 | 97 0 | 27 13 | 1.0 | 7.4 0.4 | 1641 | SSW | 201 | 0.00 | 16.19 | 0.077 0.003 | 293 11 | - |
| Napa-NW (Ranch 54) | 2/3/26 | 78.0 6.7 | 1510 | 35.8 0.1 | 0710 | 43.6 1.1 | 100 0 | 29 14 | 1.3 | 8.0 0.4 | 1542 | SSE | 166 | 0.00 | 17.35 | - | 0 0 | 0 0 |
| Napa-North (Ranch 29) | 2/3/26 | 75.4 5.0 | 1414 | 34.4 0.6 | 0709 | 43.5 1.5 | 100 0 | 38 4 | 1.0 | 8.2 0.4 | 1616 | S | 176 | 0.00 | 15.88 | 0.055 0.004 | 177 5 | - |
| Max | 80.7 | - | 51.4 | - | 43.6 | 100 | 38 | 2.4 | 14.9 | - | - | 0.00 | 22.79 | 0.094 | 350 | - | |
| Avg | - | - | - | - | 41.6 | - | - | 1.5 | - | - | - | - | - | - | - | - | |
| Min | 70.1 | - | 31.4 | - | 38.9 | 70 | 24 | 0.8 | 6.6 | - | - | 0.00 | 15.30 | 0.055 | 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 | 2/3/26 | 66.3 1.7 | 1337 | 52.0 0.8 | 0713 | 37.1 0.4 | 51 11 | 28 1 | 2.0 | 12.3 1.4 | 1002 | N | 7 | 0.00 | 23.09 | 0.073 0.010 | 211 17 | 0 0 |
| Mount George (Napa East) | 2/3/26 | 76.6 6.8 | 1428 | 43.2 2.8 | 0048 | 48.9 2.2 | 100 0 | 33 7 | 1.0 | 10.4 3.7 | 1420 | NNW | 348 | 0.00 | 7.26 | 0.087 0.007 | 318 10 | - |
| Napa-East (Palmaz 300') | 2/3/26 | 77.4 5.2 | 1512 | 39.1 1.6 | 0756 | 44.5 1.6 | 100 0 | 31 4 | 1.5 | 7.7 0.0 | 1213 | WSW | 248 | 0.00 | 14.12 | 0.075 0.004 | 275 7 | - |
| Napa-East (Palmaz 1200') | 2/3/26 | 70.6 3.7 | 1528 | 42.2 3.1 | 0020 | 42.1 1.1 | 92 8 | 40 8 | 3.5 | 12.0 0.5 | 1308 | NW | 321 | - | - | 0.083 0.006 | 299 4 | - |
| Napa-East (Palmaz 1400') | 2/3/26 | 69.0 0.2 | 1349 | 41.2 1.7 | 0432 | 42.4 1.6 | 99 1 | 44 15 | 4.2 | 15.9 2.5 | 0825 | NNE | 27 | 0.00 | 19.62 | 0.088 0.007 | 307 4 | - |
| Wooden Valley | 4/30/25 | 78.8 0.4 | 1303 | 51.0 7.3 | 0600 | 49.9 1.6 | 90 5 | 34 2 | 4.0 | 16.6 0.3 | 0031 | SW | 220 | 0.00 | 30.39 | 0.212 0.008 | 668 2 | 0 0 |
| Napa-West Upper (Truchard) | 2/3/26 | 72.7 2.1 | 1456 | 42.4 0.1 | 0551 | - | - | - | 1.7 | 8.3 1.9 | 0106 | NNE | 18 | 0.00 | 15.67 | 0.083 0.004 | 314 9 | 0 0 |
| Napa-West Lower (Truchard) | 2/3/26 | 74.4 3.4 | 1448 | 31.6 0.2 | 0606 | 42.1 1.7 | 100 0 | 39 5 | - | - | - | - | - | - | - | - | 0 0 |
| Napa-South (Toyon Farms) | 2/3/26 | 73.8 2.7 | 1434 | 40.3 1.1 | 0717 | 47.9 2.5 | 100 0 | 49 4 | 1.3 | 8.1 0.0 | 1342 | S | 172 | 0.00 | 9.91 | 0.043 0.001 | 154 0 | 0 0 |
| Toyon Remote 1 | 2/3/26 | 71.8 2.8 | 1257 | 34.3 0.2 | 0657 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 2/3/26 | 70.8 2.4 | 1433 | 32.9 0.1 | 0619 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 2/3/26 | 72.4 1.7 | 1437 | 33.3 0.0 | 0714 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 2/3/26 | 70.9 0.2 | 1435 | 35.5 1.7 | 0701 | 44.7 1.2 | 97 1 | 49 9 | 2.0 | 8.4 1.5 | 1342 | SSE | 148 | 0.00 | 14.92 | 0.081 0.004 | 324 11 | - |
| Carneros (Saintsbury) | 2/3/26 | 70.9 2.3 | 1419 | 35.9 0.2 | 0714 | 44.9 2.2 | 100 0 | 51 8 | 2.1 | 9.8 2.5 | 1407 | SE | 134 | 0.00 | 1.77 | - | - | 0 0 |
| Suscol Lower (Ranch 35) | 2/3/26 | 73.0 2.5 | 1406 | 37.0 1.1 | 0739 | 44.2 2.1 | - | - | 2.8 | 14.2 5.3 | 1428 | SE | 125 | 0.00 | 14.30 | 0.084 0.008 | 302 7 | - |
| Suscol Mtn (Ranch 93) | 2/3/26 | 68.8 0.1 | 1433 | 53.0 0.4 | 0323 | 43.3 1.1 | 69 1 | 41 0 | 7.0 | 20.3 8.5 | 1107 | E | 90 | 0.00 | 9.84 | - | - | - |
| Suscol Upper (Ranch 92) | 2/3/26 | 69.6 0.5 | 1500 | 52.4 0.5 | 0528 | 44.3 1.4 | 73 1 | 43 2 | 3.9 | 17.5 8.9 | 1146 | NE | 49 | 0.00 | 13.75 | - | - | 0 0 |
| Stanly (Ranch 45) | 2/3/26 | 70.1 0.7 | 1449 | 37.2 1.5 | 0628 | 44.2 2.9 | 97 2 | 49 11 | 4.2 | 14.4 6.3 | 1430 | ESE | 120 | 0.00 | 15.43 | 0.100 0.012 | 352 8 | 0 0 |
| Carneros Upper (Ranch 81) | 2/3/26 | 71.6 2.1 | 1451 | 46.1 0.0 | 0540 | 46.1 3.1 | - | - | 3.4 | 12.4 4.2 | 1319 | ESE | 107 | - | - | - | - | 0 0 |
| Carneros (Mitsuko) | 2/3/26 | 69.7 0.2 | 1417 | 31.6 0.1 | 0602 | - | - | - | - | - | - | - | - | - | - | - | - |
| Carneros Lower (Ranch 81) | 2/3/26 | 70.3 1.0 | 1425 | 36.5 1.3 | 0718 | 38.6 2.5 | 100 0 | 0 0 | 1.8 | 10.0 2.9 | 1322 | SE | 138 | 0.00 | 12.89 | 0.060 0.002 | 207 7 | 0 0 |
| Carneros (Milton Rd) | 2/3/26 | 68.5 1.6 | 1414 | 33.9 1.8 | 0355 | 43.5 3.1 | 96 0 | 52 14 | - | - | - | - | 0.00 | 5.74 | - | - | - |
| Max | 77.4 | - | 53.0 | - | 48.9 | 100 | 52 | 7.0 | 20.3 | - | - | 0.00 | 23.09 | 0.100 | 352 | - | |
| Avg | - | - | - | - | 43.7 | - | - | 2.8 | - | - | - | - | - | - | - | - | |
| Min | 66.3 | - | 31.6 | - | 37.1 | 51 | 0 | 1.0 | 7.7 | - | - | 0.00 | 1.77 | 0.043 | 154 | - |