| 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 | 10/22/26 | 58.2 12.1 | 1106 | 43.6 3.4 | 0042 | - | - | - | - | - | - | - | 0.01 | 0.83 | - | - | 0 10 |
| Pope Valley (Weeks Lake) | 10/22/26 | 60.0 13.7 | 1720 | 47.0 3.6 | 0059 | 51.6 7.6 | 100 4 | 79 50 | 0.8 0.2 | 8.1 4.6 | 1851 | W | 276 | 0.03 | 0.07 | 0.013 0.037 | 46 85 | 0 0 |
| Dollarhide Base | 10/22/26 | 60.4 14.8 | 1411 | 50.0 2.2 | 0253 | 53.7 7.3 | 100 14 | 83 48 | 1.5 0.5 | 9.5 4.1 | 1749 | WSW | 237 | 0.41 | 0.41 | 0.015 0.043 | 48 86 | 0 0 |
| Dollarhide 1AS Remote | 10/22/26 | 60.9 13.8 | 1556 | 46.7 3.0 | 0238 | 51.4 6.5 | 92 2 | 85 51 | 0.9 0.2 | 7.0 6.2 | 1524 | SW | 226 | - | - | - | - | 0 0 |
| Dollarhide 16A Remote | 10/22/26 | 60.1 13.7 | 1735 | 49.3 2.4 | 0056 | 53.4 6.8 | 99 7 | 87 52 | - | - | - | - | - | - | - | - | 0 0 |
| Dollarhide 18A Remote | 10/22/26 | 60.4 13.6 | 1421 | 44.9 2.2 | 0402 | 51.9 7.0 | 100 7 | 86 51 | - | - | - | - | - | - | - | - | 0 0 |
| Hardin Rd (Eakle) | 10/13/26 | 77.0 2.0 | 1534 | 32.3 1.2 | 0726 | - | - | - | - | - | - | - | - | - | - | - | 20 20 |
| Angwin | 10/22/26 | 55.8 9.8 | 0225 | 49.2 2.8 | 0017 | 49.7 9.7 | 100 18 | 71 42 | 3.0 0.3 | 10.1 5.1 | 0045 | NNW | 338 | 0.05 | 0.35 | 0.004 0.031 | 0 0 | 60 10 |
| Lower Angwin (Pioneer) | 10/22/26 | 57.2 10.6 | 0216 | 45.9 2.6 | 0020 | - | - | - | 1.5 0.1 | 11.0 0.1 | 1847 | WNW | 293 | - | - | - | - | 30 10 |
| Las Posadas (Cal Fire) | 10/22/26 | 56.3 12.6 | 0511 | 48.8 3.0 | 0021 | 51.9 8.5 | 100 16 | 77 41 | 4.4 0.1 | 15.1 6.1 | 1832 | SW | 233 | 0.31 | 0.54 | 0.016 0.057 | 47 83 | - |
| Deer Park | 10/22/26 | 58.6 12.0 | 0509 | 51.8 3.1 | 0101 | 52.6 7.6 | 97 19 | 70 29 | 2.0 0.9 | 11.5 7.2 | 0628 | E | 91 | 0.18 | 0.22 | 0.015 0.044 | 32 61 | 60 10 |
| Lower Chiles Valley (Brown) | 10/22/26 | 59.2 11.8 | 1504 | 46.0 1.2 | 0131 | 52.3 8.8 | 100 6 | 82 47 | 0.9 0.6 | 6.1 3.8 | 1947 | W | 273 | 0.57 | 0.71 | 0.014 0.039 | 43 70 | 0 0 |
| Moss Creek Vineyard/Reservior | 10/22/26 | 61.0 7.8 | 1520 | 50.2 0.7 | 0400 | 52.8 8.7 | 96 6 | 80 44 | - | - | - | - | 0.50 | 0.54 | - | - | 0 0 |
| Max | 61.0 | - | 51.8 | - | 53.7 | 100 | 87 | 4.4 | 15.1 | - | - | 0.57 | 0.83 | 0.016 | 48 | - | |
| Avg | - | - | - | - | 52.1 | - | - | 1.9 | - | - | - | - | - | - | - | - | |
| Min | 55.8 | - | 43.6 | - | 49.7 | 92 | 70 | 0.8 | 6.1 | - | - | 0.01 | 0.07 | 0.004 | 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 | 10/22/26 | 61.2 11.1 | 1601 | 51.4 2.3 | 0020 | 53.6 5.1 | 96 4 | 80 35 | - | - | - | - | 0.00 | 0.15 | - | - | 0 0 |
| Diamond Mtn (Schramsberg) | 10/22/26 | 57.9 12.4 | 0101 | 50.2 5.3 | 0045 | 51.7 6.3 | 100 15 | 68 31 | - | - | - | - | 0.01 | 0.15 | - | - | 60 10 |
| Diamond Mtn (McEachran) | 10/22/26 | 59.3 12.5 | 1605 | 51.3 3.0 | 0101 | 52.6 6.2 | 95 8 | 74 34 | - | - | - | - | - | - | - | - | 60 10 |
| St. Helena-North | 10/22/26 | 60.2 13.5 | 1636 | 49.4 0.9 | 0039 | 51.7 6.1 | 92 7 | 79 45 | 0.8 | 7.7 10.5 | 0521 | SSE | 151 | 0.04 | 0.15 | 0.015 0.033 | 44 74 | 0 0 |
| St. Helena (NVV Office) | 10/22/26 | 60.2 13.3 | 1614 | 51.8 1.7 | 0101 | - | - | - | 0.3 | 4.3 4.5 | 2146 | N | 7 | 0.26 | 0.31 | - | - | 0 0 |
| Tiara Fria (East St. Helena) | 10/22/26 | 59.8 12.3 | 1721 | 50.2 3.1 | 0059 | 54.1 6.5 | 96 3 | 90 52 | 0.6 | 5.0 10.2 | 0503 | S | 172 | 0.49 | 0.51 | - | - | 0 0 |
| Prisoner Winery | 10/22/26 | 59.6 13.4 | 1728 | 50.5 3.0 | 0101 | 54.2 6.3 | 98 2 | 88 52 | 0.6 | 4.9 3.9 | 0556 | NW | 308 | 0.34 | 0.40 | 0.002 0.010 | 0 0 | 0 0 |
| Rutherford Hill Estate | 10/22/26 | 59.0 13.2 | 1543 | 52.9 0.1 | 0057 | 54.6 8.2 | 100 23 | 73 34 | 0.7 | 9.2 9.0 | 0518 | S | 184 | 0.41 | 0.49 | 0.014 0.029 | 41 71 | 0 0 |
| Rutherford-North (Mee Ln) | 10/22/26 | 57.6 15.8 | 1310 | 46.2 0.3 | 0052 | 51.6 4.3 | 96 2 | 88 50 | 0.9 | 7.7 8.1 | 0502 | SSE | 163 | 0.44 | 0.50 | 0.013 0.032 | 41 68 | 10 10 |
| Rutherford (STS) | 10/22/26 | 59.6 13.6 | 1454 | 50.9 5.4 | 0022 | 52.0 2.8 | 91 1 | 83 40 | 0.9 | 4.7 8.0 | 0307 | W | 281 | 0.36 | 0.42 | 0.015 0.027 | 42 81 | 10 10 |
| Oakville-NE (Ranch 88) | 10/22/26 | 59.7 12.0 | 1534 | 50.7 5.7 | 0105 | 55.2 9.0 | 100 2 | 77 37 | 0.3 | 7.8 6.4 | 0509 | SE | 146 | 0.40 | 0.44 | 0.013 0.025 | 42 63 | 0 0 |
| OV561-East | 10/22/26 | 60.0 11.7 | 1446 | 51.2 4.7 | 0127 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Oakville | 10/22/26 | 60.0 10.6 | 1456 | 50.5 5.0 | 0127 | 54.3 7.0 | 96 1 | 85 42 | 1.1 | 7.2 6.0 | 0439 | ESE | 112 | 0.16 | 0.19 | 0.016 0.029 | 51 69 | 0 0 |
| OV518-West | 10/22/26 | 60.1 10.6 | 1456 | 51.0 4.6 | 0104 | - | - | - | - | - | - | - | - | - | - | - | 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) | 10/22/26 | 60.1 9.2 | 1345 | 51.0 5.8 | 0101 | 54.1 7.5 | 95 0 | 82 39 | 1.0 | 8.0 4.5 | 0506 | E | 98 | 0.40 | 0.46 | 0.031 0.023 | 143 70 | 0 0 |
| Stags Leap Dist (Silverado Vineyards) | 10/22/26 | 60.3 9.3 | 1359 | 52.1 6.3 | 0102 | 54.3 7.6 | 95 0 | 78 35 | 0.8 | 8.7 2.2 | 0447 | E | 100 | 0.39 | 0.47 | 0.017 0.025 | 53 64 | 0 0 |
| Borreo (Soda Canyon) | 10/22/26 | 59.6 8.0 | 1412 | 50.9 2.4 | 0157 | 53.4 8.0 | 98 9 | 80 35 | 0.7 | 5.2 3.5 | 2053 | W | 270 | 0.51 | 0.82 | 0.018 0.026 | 60 62 | 0 10 |
| Wappo Hill Floor | 10/22/26 | 61.1 8.7 | 1306 | 50.0 3.1 | 0101 | 55.2 7.7 | 100 0 | 84 39 | 1.2 | 6.0 2.7 | 1640 | NNW | 336 | 0.36 | 0.46 | 0.018 0.026 | 60 51 | 0 0 |
| Stags Leap Dist (Chimney Rock) | 10/22/26 | 61.4 8.1 | 1413 | 50.8 3.9 | 0151 | 56.2 7.4 | 98 1 | 88 37 | 1.0 | 6.8 3.0 | 0458 | ENE | 73 | 0.50 | 0.60 | 0.018 0.021 | 58 49 | 0 0 |
| Yountville-South (Ranch 87) | 10/22/26 | 61.7 7.9 | 1305 | 50.6 2.3 | 0202 | 56.7 8.1 | 100 0 | 88 41 | 0.7 | 4.1 4.3 | 1544 | E | 94 | 0.39 | 0.49 | 0.016 0.021 | 55 47 | 40 10 |
| Yountville-SE (Ranch 85) | 10/22/26 | 60.9 8.6 | 1409 | 50.3 2.4 | 0156 | 56.2 7.7 | 100 0 | 91 43 | 0.8 | 7.0 1.1 | 2135 | S | 169 | 0.47 | 0.56 | - | 0 0 | 0 0 |
| Oak Knoll-East (Ranch 53) | 10/22/26 | 61.9 7.4 | 1244 | 51.4 2.5 | 0150 | 55.2 7.1 | 95 0 | 85 40 | 0.7 | 4.5 4.3 | 1626 | E | 99 | 0.30 | 0.47 | 0.020 0.018 | 65 46 | 40 10 |
| Napa-NW (Ranch 54) | 10/22/26 | 62.3 8.7 | 1306 | 52.8 3.3 | 0148 | 56.1 8.4 | 100 7 | 85 41 | 0.2 | 4.6 0.1 | 0151 | N | 1 | 0.32 | 0.50 | - | 0 0 | 0 0 |
| Napa-North (Ranch 29) | 10/22/26 | 60.9 8.0 | 1516 | 51.5 3.7 | 0145 | 56.8 8.0 | 100 0 | 100 53 | 0.3 | 4.5 2.9 | 2104 | S | 176 | 0.37 | 0.47 | 0.011 0.014 | 38 26 | 0 0 |
| Max | 62.3 | - | 52.9 | - | 56.8 | 100 | 100 | 1.2 | 9.2 | - | - | 0.51 | 0.82 | 0.031 | 143 | - | |
| Avg | - | - | - | - | 54.3 | - | - | 0.7 | - | - | - | - | - | - | - | - | |
| Min | 57.6 | - | 46.2 | - | 51.6 | 91 | 68 | 0.2 | 4.1 | - | - | 0.00 | 0.15 | 0.002 | 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 | 10/22/26 | 58.2 8.1 | 0312 | 51.4 2.1 | 0035 | 52.3 8.5 | 100 8 | 69 37 | 1.4 | 8.2 1.7 | 1323 | S | 174 | 0.30 | 0.77 | 0.046 0.020 | 266 34 | 60 10 |
| Mount George (Napa East) | 10/22/26 | 62.1 12.6 | 1410 | 52.9 4.7 | 0322 | 55.1 6.6 | 98 3 | 84 38 | 0.6 | 7.6 0.4 | 2109 | WNW | 291 | 0.31 | 0.47 | 0.021 0.020 | 70 50 | 0 0 |
| Napa-East (Palmaz 300') | 10/22/26 | 62.0 9.6 | 1410 | 53.5 3.4 | 0324 | 55.4 8.4 | 100 13 | 80 39 | 0.6 | 6.0 4.8 | 2058 | SSE | 150 | 0.29 | 0.45 | 0.018 0.020 | 57 40 | 0 0 |
| Napa-East (Palmaz 1200') | 10/22/26 | 57.6 7.9 | 1415 | 53.0 5.3 | 0711 | 39.2 6.5 | 100 6 | 50 0 | 1.1 | 8.6 6.3 | 1044 | SE | 124 | - | - | 0.029 0.013 | 57 51 | 0 0 |
| Napa-East (Palmaz 1400') | 10/22/26 | 57.0 9.3 | 1257 | 51.9 5.0 | 0634 | 53.4 7.8 | 100 5 | 76 29 | 1.6 | 9.7 2.6 | 1045 | S | 179 | 0.40 | 0.73 | 0.020 0.027 | 77 54 | 0 0 |
| Wooden Valley | 10/22/26 | 60.4 8.9 | 1425 | 49.5 5.6 | 0101 | 53.2 9.8 | 95 3 | 76 38 | 0.9 | 7.2 3.6 | 0430 | ESE | 109 | 0.43 | 0.47 | 0.025 0.023 | 85 43 | 0 0 |
| Napa-West Upper (Truchard) | 10/22/26 | 60.8 8.6 | 1517 | 53.8 0.1 | 0059 | -21.4 69.2 | 100 0 | 0 46 | 0.7 | 10.1 0.8 | 0209 | NE | 41 | 0.30 | 0.40 | 0.027 0.014 | 54 50 | 0 0 |
| Napa-West Lower (Truchard) | 10/22/26 | 60.0 9.8 | 1530 | 49.9 3.2 | 0152 | 52.9 6.6 | 96 3 | 87 42 | - | - | - | - | - | - | - | - | 0 10 |
| Napa-South (Toyon Farms) | 10/22/26 | 61.9 7.4 | 1458 | 54.2 2.1 | 0156 | 56.3 5.8 | 100 3 | 90 37 | 0.5 | 7.3 2.7 | 1810 | W | 270 | 0.32 | 0.40 | 0.007 0.015 | 36 28 | 0 0 |
| Toyon Remote 1 | 10/22/26 | 62.8 7.2 | 1255 | 52.5 4.4 | 0151 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 10/22/26 | 63.1 6.2 | 1303 | 54.0 5.3 | 0403 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 10/22/26 | 62.8 6.8 | 1501 | 52.6 4.4 | 0146 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 10/22/26 | 62.4 7.0 | 1453 | 53.6 3.5 | 0416 | 54.7 6.7 | 95 2 | 81 35 | 1.0 | 9.1 0.0 | 1807 | W | 266 | 0.32 | 0.41 | 0.019 0.021 | 64 49 | 0 0 |
| Carneros (Saintsbury) | 10/22/26 | 59.1 9.4 | 1505 | 48.4 0.9 | 0048 | 51.8 3.9 | 100 4 | 86 38 | 2.0 | 11.5 0.3 | 1802 | SW | 216 | 0.35 | 0.45 | - | - | 0 0 |
| Suscol Lower (Ranch 35) | 10/22/26 | 62.2 6.7 | 1513 | 53.7 3.4 | 0122 | 55.1 7.8 | 100 8 | 82 36 | 2.0 | 9.9 0.9 | 0404 | S | 173 | 0.36 | 0.51 | 0.022 0.024 | 65 45 | 0 0 |
| Suscol Mtn (Ranch 93) | 10/22/26 | 60.3 5.6 | 0120 | 52.9 3.0 | 0027 | 53.5 7.0 | 100 16 | 63 18 | 2.9 | 16.3 0.9 | 1819 | NW | 312 | 0.25 | 0.65 | - | - | 20 10 |
| Suscol Upper (Ranch 92) | 10/22/26 | 60.0 6.4 | 0125 | 52.9 1.6 | 0025 | -14.4 61.7 | 100 13 | 0 46 | 0.9 | 12.6 1.5 | 1823 | W | 275 | 0.22 | 0.37 | - | - | 20 10 |
| Stanly (Ranch 45) | 10/22/26 | 58.5 10.4 | 1644 | 49.3 0.4 | 0020 | 52.4 3.9 | 96 3 | 88 45 | 2.1 | 10.6 1.5 | 1809 | WSW | 238 | 0.12 | 0.28 | 0.024 0.022 | 79 33 | 0 0 |
| Carneros Upper (Ranch 81) | 10/22/26 | 61.6 6.9 | 1448 | 54.0 2.0 | 0005 | 0.0 48.0 | - | - | 3.1 | 21.4 8.2 | 1754 | WSW | 254 | - | - | - | - | 0 0 |
| Carneros (Mitsuko) | 10/22/26 | 63.2 6.1 | 1242 | 52.1 5.1 | 0150 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Carneros Lower (Ranch 81) | 10/22/26 | 61.1 7.9 | 1243 | 53.0 4.2 | 0158 | -27.0 73.9 | 100 0 | 0 0 | - | 5.8 3.7 | 0032 | NW | 316 | 0.00 | 0.02 | 0.013 0.005 | 0 0 | 0 0 |
| Carneros (Milton Rd) | 10/22/26 | 63.2 6.1 | 1501 | 54.1 5.2 | 0356 | 54.8 6.8 | 93 2 | 80 30 | - | - | - | - | 0.10 | 0.10 | - | - | 0 0 |
| Max | 63.2 | - | 54.2 | - | 56.3 | 100 | 90 | 3.1 | 21.4 | - | - | 0.43 | 0.77 | 0.046 | 266 | - | |
| Avg | - | - | - | - | 37.6 | - | - | 1.4 | - | - | - | - | - | - | - | - | |
| Min | 57.0 | - | 48.4 | - | -27.0 | 93 | 0 | 0.5 | 5.8 | - | - | 0.00 | 0.02 | 0.007 | 0 | - |