| 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 | 3/2/26 | 62.0 0.8 | 1440 | 40.5 1.1 | 0333 | - | - | - | - | - | - | - | 0.00 | 42.33 | - | - | 0 0 |
| Pope Valley (Weeks Lake) | 3/2/26 | 68.7 0.7 | 1440 | 37.6 4.1 | 0443 | 45.2 3.6 | 100 0 | 44 0 | 1.3 | 14.7 0.2 | 1311 | W | 260 | 0.00 | 21.60 | 0.092 0.018 | 361 102 | 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 | 3/2/26 | 68.2 0.6 | 1416 | 43.8 6.0 | 0500 | 50.0 2.5 | 100 6 | 55 5 | 2.3 | 11.7 8.2 | 1446 | SSW | 210 | 0.00 | 19.16 | 0.102 0.022 | 396 107 | 0 0 |
| Dollarhide 1AS Remote | 3/2/26 | 69.2 1.2 | 1433 | 40.2 3.4 | 2352 | 47.6 3.8 | 95 0 | 54 3 | 1.5 | 10.6 3.9 | 1440 | SSW | 201 | - | - | - | - | 0 0 |
| Dollarhide 17B Remote | 3/2/26 | 71.9 3.1 | 1536 | 40.4 5.4 | 0414 | 48.7 3.4 | 100 1 | 52 6 | - | - | - | - | - | - | - | - | 0 0 |
| Dollarhide 18A Remote | 3/2/26 | 68.8 0.0 | 1507 | 39.2 2.6 | 2359 | 47.2 3.8 | 100 0 | 55 4 | - | - | - | - | - | - | - | - | 0 0 |
| Angwin | 3/2/26 | 58.5 0.7 | 1505 | 45.1 0.8 | 0039 | 46.1 1.9 | 100 0 | 63 3 | 2.3 | 10.0 5.4 | 0029 | WNW | 302 | 0.00 | 38.60 | 0.007 0.001 | 0 0 | 0 0 |
| Lower Angwin (Pioneer) | 3/2/26 | 61.3 1.0 | 1349 | 41.0 6.8 | 0437 | - | - | - | 1.9 | 14.5 1.8 | 0015 | SW | 226 | - | - | - | - | 0 0 |
| Deer Park | 3/2/26 | 68.2 2.8 | 1519 | 48.9 2.4 | 0731 | 49.4 1.4 | 98 0 | 49 4 | 2.4 | 10.3 3.5 | 1501 | SSW | 198 | 0.01 | 23.61 | 0.051 0.001 | 175 12 | 0 0 |
| Lower Chiles Valley (Brown) | 3/2/26 | 66.7 1.2 | 1621 | 40.0 4.9 | 2354 | 46.8 3.3 | 100 0 | 50 3 | 1.3 | 10.7 4.1 | 1050 | NW | 315 | 0.00 | 20.67 | 0.089 0.018 | 350 87 | 0 0 |
| Moss Creek Vineyard/Reservior | 3/2/26 | 69.1 0.2 | 1619 | 43.1 2.3 | 0544 | 47.8 2.1 | 100 0 | 49 2 | - | - | - | - | 0.00 | 23.37 | - | - | 0 0 |
| Max | 71.9 | - | 48.9 | - | 50.0 | 100 | 63 | 2.4 | 14.7 | - | - | 0.01 | 42.33 | 0.102 | 396 | - | |
| Avg | - | - | - | - | 47.7 | - | - | 1.9 | - | - | - | - | - | - | - | - | |
| Min | 58.5 | - | 37.6 | - | 45.2 | 95 | 44 | 1.3 | 10.0 | - | - | 0.00 | 19.16 | 0.007 | 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 | 3/2/26 | 71.0 1.7 | 1407 | 46.6 4.3 | 0001 | 51.1 1.8 | 99 0 | 51 6 | - | - | - | - | 0.00 | 27.89 | - | - | 40 10 |
| Fotsch (Maple Lane) | 3/2/26 | 68.8 1.3 | 1505 | 45.8 4.4 | 2349 | 49.3 1.7 | 96 0 | 47 5 | 2.1 | 14.2 1.5 | 1933 | NNW | 328 | 0.00 | 25.78 | - | - | 0 0 |
| Diamond Mtn (Schramsberg) | 3/2/26 | 66.1 0.9 | 1540 | 49.1 0.3 | 0706 | 49.6 1.2 | 100 0 | 52 3 | - | - | - | - | 0.00 | 26.40 | - | - | 0 0 |
| Diamond Mtn (McEachran) | 3/2/26 | 67.5 1.8 | 1539 | 49.5 1.1 | 0151 | 50.0 1.1 | 98 1 | 50 5 | - | - | - | - | - | - | - | - | 0 0 |
| St. Helena-North | 3/2/26 | 70.0 1.6 | 1328 | 47.0 4.0 | 2359 | 48.9 1.5 | 100 0 | 42 4 | 1.3 | 10.5 1.3 | 1919 | NW | 324 | 0.01 | 26.66 | 0.076 0.017 | 279 75 | 0 0 |
| St. Helena (NVV Office) | 3/2/26 | 70.2 0.7 | 1531 | 49.5 2.0 | 0210 | - | - | - | 1.1 | 7.3 3.9 | 1911 | NW | 313 | 0.00 | 23.51 | - | - | 0 0 |
| Tiara Fria (East St. Helena) | 3/2/26 | 67.9 1.5 | 1331 | 47.3 2.4 | 2356 | 50.0 1.6 | 97 1 | 48 4 | 1.7 | 9.5 4.9 | 1515 | SE | 127 | 0.00 | 21.80 | - | - | 0 0 |
| Rutherford Hill Estate | 3/2/26 | 70.2 1.0 | 1351 | 48.8 2.9 | 0442 | 50.5 1.4 | 100 0 | 48 2 | 1.6 | 9.6 6.1 | 1329 | SW | 227 | 0.00 | 21.34 | 0.094 0.025 | 359 106 | 0 0 |
| Rutherford-North (Mee Ln) | 3/2/26 | 69.7 0.7 | 1701 | 45.0 1.0 | 2337 | 48.9 0.1 | 100 0 | 50 0 | 1.9 | 10.3 6.8 | 1214 | S | 174 | 0.01 | 20.48 | 0.088 0.022 | 332 100 | 0 0 |
| Rutherford (STS) | 3/2/26 | 68.9 0.3 | 1331 | 46.0 2.4 | 2343 | 50.0 0.3 | 90 1 | 56 4 | 1.8 | 8.1 6.6 | 1547 | E | 97 | 0.01 | 21.65 | 0.090 0.011 | 351 57 | 0 0 |
| Oakville-NE (Ranch 88) | 3/2/26 | 68.3 0.2 | 1326 | 45.7 2.0 | 2352 | 49.5 1.2 | 99 0 | 50 3 | 1.1 | 9.9 5.2 | 1232 | WSW | 249 | 0.01 | 21.19 | 0.095 0.020 | 368 94 | 0 0 |
| OV561-East | 3/2/26 | 69.0 0.5 | 1636 | 46.5 3.4 | 2320 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Oakville | 3/2/26 | 67.0 0.0 | 1333 | 45.9 3.6 | 2352 | 50.0 1.1 | 97 1 | 53 3 | 2.1 | 9.9 7.5 | 1316 | SSW | 205 | 0.00 | 21.73 | 0.087 0.006 | 343 38 | 0 0 |
| OV518-West | 3/2/26 | 67.3 0.1 | 1339 | 46.3 3.6 | 2357 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| To Kalon Remote (TKKE) | 3/2/26 | 67.2 0.6 | 1324 | 45.7 3.5 | 2304 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| To Kalon | 3/2/26 | 68.1 0.2 | 1351 | 46.9 3.1 | 2347 | 50.6 1.2 | 100 0 | 54 0 | 1.7 | 8.7 5.2 | 1340 | SW | 225 | 0.01 | 23.61 | 0.074 0.004 | 282 21 | 0 0 |
| To Kalon Remote (TKN5) | 3/2/26 | 68.3 0.4 | 1336 | 45.7 4.1 | 0001 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Yountville (Ranch 67) | 3/2/26 | 66.7 1.0 | 1234 | 46.1 3.1 | 2347 | 49.5 0.9 | 98 0 | 51 1 | 1.9 | 11.9 1.6 | 1254 | SSE | 160 | 0.00 | 19.96 | 0.089 0.010 | 344 41 | 0 0 |
| Stags Leap Dist (Silverado Vineyards) | 3/2/26 | 67.4 0.4 | 1242 | 46.0 2.9 | 2355 | 49.2 1.0 | 96 0 | 53 5 | 1.4 | 11.2 2.5 | 1321 | SSE | 167 | 0.00 | 23.90 | 0.084 0.014 | 313 52 | 0 0 |
| Borreo (Soda Canyon) | 3/2/26 | 65.7 0.7 | 1645 | 45.2 0.1 | 2359 | 48.5 1.0 | 98 1 | 54 4 | 1.3 | 10.1 1.7 | 1306 | ESE | 110 | 0.01 | 23.83 | 0.063 0.005 | 251 13 | 0 0 |
| Wappo Hill Floor | 3/2/26 | 69.0 1.9 | 1646 | 45.0 1.9 | 2357 | 50.7 0.2 | 100 0 | 51 1 | 1.9 | 14.0 0.5 | 1225 | SW | 236 | 0.01 | 23.28 | 0.095 0.020 | 365 88 | 0 0 |
| Stags Leap Dist (Chimney Rock) | 3/2/26 | 67.6 0.2 | 1327 | 45.9 2.1 | 2359 | 51.6 0.6 | 100 0 | 58 0 | 2.0 | 14.2 1.7 | 1246 | S | 176 | 0.01 | 22.51 | 0.076 0.007 | 294 42 | 0 0 |
| Yountville-South (Ranch 87) | 3/2/26 | 67.5 0.5 | 1546 | 45.8 3.1 | 2358 | 51.4 0.4 | 100 0 | 56 3 | 1.7 | 10.9 0.4 | 1337 | WSW | 254 | 0.02 | 23.66 | 0.089 0.018 | 334 77 | 0 0 |
| Yountville-SE (Ranch 85) | 3/2/26 | 68.4 0.1 | 1604 | 46.1 2.7 | 2346 | 51.1 0.6 | 100 0 | 54 1 | 1.3 | 9.5 6.1 | 1322 | WNW | 287 | 0.01 | 22.19 | - | 0 0 | 0 0 |
| Oak Knoll-East (Ranch 53) | 3/2/26 | 69.0 1.1 | 1448 | 47.1 2.6 | 2343 | 50.5 0.6 | 97 1 | 50 1 | 1.6 | 10.3 2.5 | 1343 | SSW | 212 | 0.02 | 20.46 | 0.100 0.030 | 380 132 | 0 0 |
| Napa-NW (Ranch 54) | 3/2/26 | 67.7 1.2 | 1413 | 48.5 1.4 | 2359 | 50.9 0.8 | 100 0 | 53 4 | 1.7 | 10.3 2.3 | 1425 | SSE | 157 | 0.03 | 22.69 | - | 0 0 | 0 0 |
| Napa-North (Ranch 29) | 3/2/26 | 68.1 0.8 | 1710 | 48.0 2.5 | 2349 | 51.8 0.7 | 100 0 | 53 6 | 1.5 | 14.1 4.0 | 1246 | SW | 225 | 0.00 | 20.32 | 0.062 0.001 | 217 1 | 0 0 |
| Max | 71.0 | - | 49.5 | - | 51.8 | 100 | 58 | 2.1 | 14.2 | - | - | 0.03 | 27.89 | 0.100 | 380 | - | |
| Avg | - | - | - | - | 50.2 | - | - | 1.6 | - | - | - | - | - | - | - | - | |
| Min | 65.7 | - | 45.0 | - | 48.5 | 90 | 42 | 1.1 | 7.3 | - | - | 0.00 | 19.96 | 0.062 | 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 | 3/2/26 | 59.0 2.0 | 1442 | 48.1 0.5 | 0221 | 49.1 0.0 | 100 0 | 71 10 | 1.1 | 9.3 0.3 | 1405 | SSE | 158 | 0.07 | 29.29 | 0.052 0.001 | 246 12 | 0 0 |
| Mount George (Napa East) | 3/2/26 | 75.1 5.2 | 1509 | 51.7 1.8 | 2341 | 55.7 2.9 | 100 3 | 58 6 | 1.2 | 10.1 0.8 | 1405 | SSE | 157 | 0.00 | 11.88 | 0.090 0.012 | 332 39 | 0 0 |
| Napa-East (Palmaz 300') | 3/2/26 | 68.3 1.0 | 1448 | 48.4 2.8 | 2325 | 50.5 1.1 | 100 0 | 51 1 | 1.5 | 11.4 1.3 | 1244 | S | 190 | 0.00 | 18.31 | 0.086 0.017 | 330 77 | 0 0 |
| Napa-East (Palmaz 1200') | 3/2/26 | 62.3 0.7 | 1454 | 46.3 0.9 | 0212 | 44.0 2.8 | 100 0 | 10 5 | 1.8 | 10.6 2.1 | 1241 | WNW | 288 | - | - | 0.075 0.013 | 304 78 | 0 0 |
| Napa-East (Palmaz 1400') | 3/2/26 | 62.9 0.9 | 1232 | 45.8 1.5 | 2354 | 49.6 0.9 | 100 0 | 61 2 | 2.3 | 10.8 6.7 | 1458 | SW | 234 | 0.01 | 24.80 | 0.072 0.015 | 307 69 | 0 0 |
| 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) | 3/2/26 | 68.5 1.3 | 1655 | 49.4 0.2 | 2352 | 23.5 16.5 | 100 0 | 0 0 | 2.0 | 11.7 3.2 | 1458 | S | 187 | 0.01 | 20.16 | 0.074 0.017 | 284 4 | 0 0 |
| Napa-West Lower (Truchard) | 3/2/26 | 71.2 2.3 | 1607 | 42.7 2.8 | 2350 | 49.9 0.7 | 100 0 | 50 5 | - | - | - | - | - | - | - | - | 0 0 |
| Napa-South (Toyon Farms) | 3/2/26 | 67.8 1.7 | 1654 | 49.8 1.6 | 2350 | 53.1 1.0 | 100 0 | 60 6 | 1.6 | 13.3 0.5 | 1404 | S | 177 | 0.00 | 13.94 | 0.045 0.002 | 170 3 | 0 0 |
| Toyon Remote 1 | 3/2/26 | 67.5 2.5 | 1332 | 44.0 3.1 | 2340 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 3/2/26 | 69.1 2.8 | 1704 | 45.4 3.7 | 0000 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 3/2/26 | 70.4 0.5 | 1630 | 43.9 3.6 | 2352 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 3/2/26 | 68.3 1.0 | 1643 | 46.6 3.2 | 2355 | 50.8 1.0 | 96 0 | 51 7 | 1.9 | 11.2 2.0 | 1302 | SE | 144 | 0.00 | 19.35 | 0.084 0.008 | 329 40 | 0 0 |
| Carneros (Saintsbury) | 3/2/26 | 67.8 2.0 | 1605 | 47.0 2.2 | 2357 | 50.9 0.9 | 100 0 | 54 7 | 2.7 | 13.0 5.2 | 1908 | WSW | 242 | 0.00 | 5.62 | - | - | 0 0 |
| Suscol Lower (Ranch 35) | 3/2/26 | 66.6 0.4 | 1230 | 46.4 3.7 | 2356 | 50.3 9.3 | - | - | 3.1 | 13.8 1.5 | 1332 | SSW | 199 | 0.00 | 18.31 | 0.091 0.013 | 356 78 | 0 0 |
| Suscol Mtn (Ranch 93) | 3/2/26 | 65.8 3.0 | 1150 | 50.6 0.8 | 0112 | 50.0 1.6 | 97 3 | 57 8 | 4.6 | 14.8 8.6 | 1253 | WNW | 296 | 0.00 | 13.80 | - | - | 0 0 |
| Suscol Upper (Ranch 92) | 3/2/26 | 64.7 1.6 | 1512 | 51.3 0.5 | 0304 | 49.7 9.7 | 100 0 | 3 0 | 1.2 | 13.7 3.8 | 1256 | S | 172 | 0.00 | 18.16 | - | - | 0 0 |
| Stanly (Ranch 45) | 3/2/26 | 66.3 0.1 | 1242 | 47.7 1.6 | 2318 | 50.6 0.6 | 96 0 | 55 4 | 3.3 | 16.3 0.7 | 1909 | W | 263 | 0.00 | 19.65 | 0.109 0.023 | 424 97 | 0 0 |
| Carneros Upper (Ranch 81) | 3/2/26 | 67.0 2.1 | 1454 | 51.8 0.2 | 2323 | 44.3 21.3 | - | - | 4.3 | 20.0 2.5 | 1907 | W | 273 | - | - | - | - | 0 0 |
| Carneros (Mitsuko) | 3/2/26 | 67.6 1.7 | 1608 | 43.1 7.4 | 0001 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Carneros Lower (Ranch 81) | 3/2/26 | 69.6 2.3 | 1418 | 47.7 3.1 | 2359 | 51.4 22.0 | 99 1 | 52 51 | 1.1 | 10.8 0.9 | 1243 | SSE | 164 | 0.00 | 16.94 | 0.069 0.013 | 261 65 | 0 0 |
| Carneros (Milton Rd) | 3/2/26 | 67.8 1.8 | 1642 | 45.3 6.4 | 0001 | 51.0 1.5 | 93 2 | 58 4 | - | - | - | - | 0.00 | 5.75 | - | - | 0 0 |
| Max | 75.1 | - | 51.8 | - | 55.7 | 100 | 71 | 4.6 | 20.0 | - | - | 0.07 | 29.29 | 0.109 | 424 | - | |
| Avg | - | - | - | - | 48.5 | - | - | 2.3 | - | - | - | - | - | - | - | - | |
| Min | 59.0 | - | 42.7 | - | 23.5 | 93 | 0 | 1.1 | 9.3 | - | - | 0.00 | 5.62 | 0.045 | 170 | - |