Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | Max RH (%) | 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 | 4/1/25 | 48.2 0.4 | 1231 | 33.8 6.2 | 0049 | - | - | - | - | - | - | - | 0.39 | 67.12 | - | - | 0 0 |
Pope Valley (Weeks Lake) | 4/1/25 | 56.0 1.8 | 1242 | 38.9 4.4 | 0059 | 39.8 1.7 | 89 1 | 54 1 | 5.0 | 22.1 7.2 | 1428 | WSW | 243 | 0.10 | 33.12 | 0.088 0.001 | 351 2 | 0 0 |
Whiskey River Winery | 4/1/25 | 53.2 1.6 | 1332 | 36.2 8.0 | 0059 | 39.7 1.9 | 94 4 | 53 4 | 5.2 | 20.9 6.5 | 1110 | W | 268 | 0.16 | 36.41 | - | - | 0 10 |
Dollarhide Base | 4/1/25 | 55.0 2.8 | 1443 | 40.1 6.1 | 0057 | 42.5 2.0 | 93 2 | 62 1 | 8.9 | 32.1 1.2 | 1353 | WSW | 258 | 0.12 | 31.22 | 0.078 0.010 | 341 56 | 0 0 |
Dollarhide 1AS Remote | 4/1/25 | 55.6 1.0 | 1730 | 37.3 7.9 | 0040 | 42.2 1.9 | 95 3 | 60 2 | 5.2 | 21.6 3.8 | 1018 | SW | 236 | - | - | - | - | 0 0 |
Dollarhide 17B Remote | 4/1/25 | - | 0101 | - | 0101 | - | 93 12 | 63 63 | - | - | - | - | - | - | - | - | 0 0 |
Dollarhide 18A Remote | 4/1/25 | 55.7 2.0 | 1448 | 37.0 6.2 | 0041 | 42.1 1.9 | 98 1 | 60 2 | - | - | - | - | - | - | - | - | 0 0 |
Angwin | 4/1/25 | 45.6 0.4 | 1223 | 38.2 0.2 | 0716 | 37.9 1.9 | 100 0 | 68 10 | 5.4 | 22.8 2.7 | 0441 | SSE | 153 | 0.57 | 60.59 | 0.007 0.001 | 0 0 | 0 0 |
Lower Angwin (Pioneer) | 4/1/25 | 48.1 0.8 | 1330 | 35.1 4.8 | 2359 | - | - | - | 4.4 | 23.0 0.1 | 1332 | SW | 233 | - | - | - | - | 0 0 |
Deer Park | 4/1/25 | 53.8 1.5 | 1606 | 43.4 0.4 | 0054 | 41.5 1.5 | 92 1 | 58 2 | 6.0 | 26.2 0.2 | 1321 | WNW | 287 | 0.15 | 41.21 | 0.063 0.001 | 239 4 | 0 0 |
Lower Chiles Valley (Brown) | 4/1/25 | 53.9 1.0 | 1152 | 36.7 8.4 | 0101 | 40.9 1.2 | 94 3 | 60 5 | 4.4 | 24.2 2.4 | 1249 | WNW | 292 | 0.24 | 28.43 | 0.064 0.000 | 255 14 | 0 0 |
Moss Creek Vineyard/Reservior | 4/1/25 | 56.2 4.8 | 1224 | 38.3 7.0 | 0052 | 41.2 1.2 | 94 2 | 54 9 | - | - | - | - | 0.01 | 20.42 | - | - | 0 0 |
Max | 56.2 | - | 43.4 | - | 42.5 | 100 | 68 | 8.9 | 32.1 | - | - | 0.57 | 67.12 | 0.088 | 351 | - | |
Avg | - | - | - | - | 40.9 | - | - | 5.6 | - | - | - | - | - | - | - | - | |
Min | 45.6 | - | 33.8 | - | 37.9 | 89 | 53 | 4.4 | 20.9 | - | - | 0.01 | 20.42 | 0.007 | 0 | - |
Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | Max RH (%) | 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 | 4/1/25 | 58.1 0.9 | 1328 | 40.7 1.4 | 0059 | 44.4 1.2 | 97 2 | 66 4 | - | - | - | - | 0.32 | 38.68 | - | - | 0 0 |
Fotsch (Maple Lane) | 4/1/25 | 55.4 1.0 | 1140 | 43.4 1.4 | 0101 | 42.4 1.2 | 95 1 | 58 2 | 5.7 | 39.6 12.9 | 1347 | WSW | 253 | 0.27 | 43.98 | - | - | 0 0 |
Diamond Mtn (Schramsberg) | 4/1/25 | 55.9 1.3 | 1139 | 41.3 0.0 | 0050 | 42.2 1.5 | 99 1 | 60 4 | - | - | - | - | 0.32 | 42.96 | - | - | 0 0 |
Diamond Mtn (McEachran) | 4/1/25 | 55.0 0.8 | 1149 | 42.1 0.2 | 0045 | 41.8 1.7 | 97 0 | 57 3 | - | - | - | - | - | - | - | - | 0 0 |
St. Helena-North | 4/1/25 | 58.8 0.6 | 1150 | 42.7 1.5 | 0059 | 42.2 1.1 | 94 0 | 49 2 | 2.6 | 23.3 7.0 | 1351 | NW | 308 | 0.30 | 39.27 | 0.075 0.004 | 303 28 | 0 0 |
St. Helena (NVV Office) | 4/1/25 | 59.9 1.2 | 1214 | 43.5 1.6 | 0059 | - | - | - | 2.6 | 21.6 3.4 | 1228 | NW | 321 | 0.35 | 40.20 | - | - | 0 0 |
Tiara Fria (East St. Helena) | 4/1/25 | 57.4 1.7 | 1147 | 40.8 5.9 | 0049 | 43.1 1.6 | 94 1 | 55 6 | 4.4 | 25.9 2.1 | 1234 | NNW | 329 | 0.23 | 36.28 | - | - | 0 0 |
Rutherford Hill Estate | 4/1/25 | 57.1 1.7 | 1152 | 44.0 2.5 | 2336 | 42.6 1.6 | 93 1 | 54 4 | 3.1 | 25.2 2.0 | 1351 | WSW | 237 | 0.18 | 22.35 | 0.067 0.017 | 281 66 | 0 0 |
Rutherford-North (Mee Ln) | 4/1/25 | 58.8 1.6 | 1226 | 38.5 8.4 | 0055 | 42.5 1.9 | 92 1 | 51 4 | 4.8 | 26.5 0.2 | 1411 | NW | 310 | 0.19 | 20.17 | 0.085 0.011 | 339 30 | 0 0 |
Rutherford (STS) | 4/1/25 | 58.9 3.0 | 1227 | 40.0 6.6 | 2353 | 44.8 1.7 | 94 1 | 61 8 | 4.3 | 27.2 3.1 | 1248 | NW | 312 | 0.21 | 33.32 | 0.082 0.023 | 347 86 | 0 0 |
Oakville-NE (Ranch 88) | 4/1/25 | 57.1 3.7 | 1158 | 38.5 7.6 | 0058 | 42.1 1.6 | 92 1 | 53 8 | 4.3 | 27.8 3.0 | 1415 | NNE | 29 | 0.17 | 31.25 | 0.076 0.035 | 283 142 | 0 0 |
OV561-East | 4/1/25 | 58.3 2.0 | 1406 | 39.9 8.6 | 0059 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
Oakville | 4/1/25 | 57.3 2.2 | 1246 | 38.5 9.3 | 0101 | 42.6 1.6 | 94 1 | 53 4 | 5.0 | 25.9 1.2 | 1416 | NNW | 341 | 0.20 | 32.81 | 0.083 0.027 | 339 98 | 0 0 |
OV518-West | 4/1/25 | 57.6 3.1 | 1230 | 39.0 9.0 | 0056 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
To Kalon Remote (TKKE) | 4/1/25 | 59.3 1.2 | 1244 | 39.5 8.5 | 0059 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
To Kalon | 4/1/25 | 59.3 0.5 | 1237 | 40.0 7.7 | 0054 | 43.3 1.2 | 96 2 | 51 1 | 4.4 | 28.5 8.6 | 1254 | NW | 309 | 0.21 | 37.47 | 0.081 0.016 | 317 49 | 0 0 |
To Kalon Remote (TKN5) | 4/1/25 | 60.0 0.0 | 1238 | 38.8 9.6 | 0101 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
Yountville (Ranch 67) | 4/1/25 | 57.0 3.7 | 1411 | 39.3 8.3 | 0051 | 42.2 1.2 | 96 1 | 52 6 | 4.2 | 22.4 4.7 | 1424 | NNW | 337 | 0.17 | 20.69 | 0.082 0.033 | 366 102 | 0 0 |
Stags Leap Dist (Silverado Vineyards) | 4/1/25 | 57.5 3.5 | 1409 | 39.6 6.5 | 0059 | 42.3 1.3 | 93 0 | 53 10 | 2.1 | 14.1 4.3 | 1431 | NNE | 15 | 0.17 | 35.80 | 0.075 0.032 | 305 114 | 0 0 |
Borreo (Soda Canyon) | 4/1/25 | 55.4 1.1 | 1235 | 37.1 8.5 | 0053 | 41.6 1.3 | 97 0 | 53 5 | 2.1 | 23.3 3.9 | 1308 | NNW | 340 | 0.18 | 34.02 | 0.066 0.015 | 279 55 | 0 0 |
Wappo Hill | 4/1/25 | 58.4 3.0 | 1234 | 39.9 7.3 | 0059 | 43.6 1.4 | 100 0 | 52 7 | 3.8 | 21.4 0.3 | 1428 | NNE | 12 | 0.13 | 34.74 | 0.076 0.030 | 296 116 | 0 0 |
Stags Leap Dist (Chimney Rock) | 4/1/25 | 58.4 3.0 | 1234 | 38.5 8.1 | 0049 | - | - | - | 3.8 | 25.4 3.5 | 1433 | N | 1 | 0.13 | 26.63 | 0.068 0.035 | 255 136 | 0 0 |
Yountville-South (Ranch 87) | 4/1/25 | 58.2 1.7 | 1415 | 39.1 7.9 | 0059 | 43.8 1.3 | 99 2 | 54 6 | 3.4 | 23.8 2.0 | 1301 | WNW | 291 | 0.13 | 34.02 | 0.072 0.029 | 285 99 | 0 0 |
Yountville-SE (Ranch 85) | 4/1/25 | 58.3 2.9 | 1230 | 39.8 7.2 | 0057 | 43.8 1.7 | 97 1 | 54 7 | 3.5 | 21.4 0.7 | 1600 | NW | 308 | 0.10 | 33.27 | - | 0 0 | 0 0 |
Oak Knoll-East (Ranch 53) | 4/1/25 | 59.1 1.4 | 1226 | 40.8 7.6 | 0059 | 43.2 1.1 | 94 2 | 50 4 | 4.0 | 18.9 2.0 | 1823 | WNW | 296 | 0.20 | 32.55 | 0.082 0.026 | 318 83 | 0 0 |
Napa-NW (Ranch 54) | 4/1/25 | 58.7 2.4 | 1410 | 40.2 7.8 | 0059 | 43.2 1.3 | 95 4 | 48 4 | 3.4 | 19.7 1.2 | 1436 | NW | 309 | 0.18 | 34.97 | - | 0 0 | 0 0 |
Napa-North (Ranch 29) | 4/1/25 | 58.1 2.9 | 1255 | 39.1 6.5 | 0059 | 44.1 1.4 | 100 0 | 49 5 | 3.5 | 18.6 0.8 | 1413 | S | 189 | 0.20 | 27.19 | 0.020 0.017 | 0 0 | 0 0 |
Max | 60.0 | - | 44.0 | - | 44.8 | 100 | 66 | 5.7 | 39.6 | - | - | 0.35 | 43.98 | 0.085 | 366 | - | |
Avg | - | - | - | - | 42.9 | - | - | 3.7 | - | - | - | - | - | - | - | - | |
Min | 55.0 | - | 37.1 | - | 41.6 | 92 | 48 | 2.1 | 14.1 | - | - | 0.10 | 20.17 | 0.020 | 0 | - |
Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | Max RH (%) | 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 | 4/1/25 | 52.1 0.2 | 1221 | 40.2 1.6 | 0047 | 41.4 1.5 | 97 3 | 66 4 | 2.0 | 16.5 0.6 | 1534 | NNW | 348 | 0.48 | 49.50 | 0.079 0.008 | 462 75 | 0 0 |
Mount George (Napa East) | 4/1/25 | 62.0 0.7 | 1242 | 43.6 6.8 | 0035 | 49.5 2.5 | 100 4 | 57 13 | 1.7 | 13.3 3.6 | 1436 | WSW | 250 | 0.20 | 23.84 | 0.060 0.040 | 218 171 | 0 0 |
Napa-East (Palmaz 300') | 4/1/25 | 57.2 3.7 | 1238 | 41.3 6.1 | 0028 | 43.3 1.1 | 93 1 | 54 10 | 2.6 | 21.0 3.4 | 1421 | SW | 228 | 0.20 | 23.67 | 0.052 0.038 | 185 132 | 0 0 |
Napa-East (Palmaz 1200') | 4/1/25 | 51.9 3.0 | 1239 | 35.5 8.3 | 0055 | 1.4 | - | - | 3.1 | 20.2 2.3 | 1300 | W | 281 | - | - | 0.058 0.030 | 182 83 | 0 0 |
Napa-East (Palmaz 1400') | 4/1/25 | 51.9 2.3 | 1240 | 39.7 2.9 | 0024 | 41.9 1.6 | 100 0 | 67 11 | 4.2 | 21.9 2.5 | 1259 | W | 268 | 0.23 | 30.23 | 0.040 0.017 | 177 54 | 0 0 |
Wooden Valley | 4/1/25 | 55.0 2.0 | 1250 | 37.3 8.6 | 0059 | 40.9 1.1 | 93 2 | 54 6 | 5.0 | 23.7 1.8 | 1318 | WSW | 254 | 0.40 | 30.32 | 0.071 0.006 | 292 | 0 0 |
Napa-West Upper (Truchard) | 4/1/25 | 59.5 1.3 | 1429 | 42.6 3.1 | 0027 | 39.3 17.5 | 100 0 | 0 0 | 6.0 | 28.6 4.2 | 1444 | W | 265 | 0.23 | 29.71 | 0.087 0.025 | 369 21 | 0 0 |
Napa-West Lower (Truchard) | 4/1/25 | 60.1 2.0 | 1529 | 37.8 8.0 | 0059 | 43.5 1.8 | 93 0 | 51 6 | - | - | - | - | - | - | - | - | 0 0 |
Napa-South (Toyon Farms) | 4/1/25 | 59.2 2.6 | 1449 | 42.4 5.0 | 0048 | 45.3 1.9 | 97 2 | 61 6 | 4.5 | 21.5 1.0 | 1356 | SW | 233 | 0.16 | 24.51 | 0.047 0.008 | 192 1 | 0 0 |
Toyon Remote 1 | 4/1/25 | 62.5 2.1 | 1444 | 39.2 6.8 | 0058 | - | - | - | - | - | - | - | - | - | - | - | - |
Toyon Remote 2 | 4/1/25 | 60.4 2.5 | 1444 | 40.1 7.0 | 0057 | - | - | - | - | - | - | - | - | - | - | - | - |
Toyon Remote 3 | 4/1/25 | 62.3 2.6 | 1452 | 40.1 6.8 | 0053 | - | - | - | - | - | - | - | - | - | - | - | - |
Dealy Lane (Ranch 80) | 4/1/25 | 58.8 3.0 | 1216 | 44.0 2.3 | 0011 | 43.2 1.8 | 92 1 | 52 4 | 3.9 | 27.6 7.3 | 1554 | NNW | 327 | 0.20 | 28.54 | 0.096 0.004 | 390 9 | 0 0 |
Carneros (Saintsbury) | 4/1/25 | 58.8 2.0 | 1222 | 43.3 3.2 | 0031 | 43.8 2.1 | 93 7 | 53 2 | 5.9 | 25.7 2.7 | 1518 | W | 281 | 0.00 | 0.29 | - | - | 0 0 |
Suscol Lower (Ranch 35) | 4/1/25 | 58.6 1.2 | 1231 | 38.0 7.7 | 0040 | 43.0 1.9 | - | - | 6.2 | 25.2 0.7 | 1423 | WSW | 254 | 0.00 | 13.83 | 0.089 0.005 | 350 9 | 0 0 |
Suscol Mtn (Ranch 93) | 4/1/25 | 54.2 0.7 | 1248 | 42.6 1.5 | 2307 | 41.9 1.9 | 97 3 | 60 4 | 13.7 | 39.6 1.4 | 1508 | NW | 319 | 0.25 | 22.31 | - | - | 0 0 |
Suscol Upper (Ranch 92) | 3/28/25 | 59.7 25.0 | 1352 | 44.5 5.6 | 0101 | 42.9 7.5 | 93 7 | 81 19 | 4.2 | 24.6 2.0 | 1600 | SW | 222 | 0.00 | 0.00 | - | - | 0 0 |
Stanly (Ranch 45) | 4/1/25 | 59.0 0.9 | 1448 | 41.6 5.2 | 0051 | 43.9 1.4 | 92 1 | 54 4 | 6.9 | 26.4 1.1 | 1535 | WSW | 246 | 0.13 | 19.71 | 0.103 0.002 | 442 45 | 0 0 |
Carneros Upper (Ranch 81) | 4/1/25 | 56.5 3.2 | 1356 | 44.5 0.7 | 0145 | 42.9 1.5 | 91 9 | 58 6 | 13.2 | 41.7 5.9 | 1457 | WSW | 253 | - | - | - | - | 0 0 |
Carneros (Mitsuko) | 4/1/25 | 59.2 1.4 | 1455 | 41.9 4.0 | 2240 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
Carneros Lower (Ranch 81) | 4/1/25 | 57.8 4.4 | 1234 | 42.7 1.0 | 2302 | 44.6 1.9 | 95 5 | 60 7 | 1.7 | 23.2 12.1 | 1554 | NW | 308 | 0.24 | 24.28 | 0.091 0.000 | 378 2 | 0 0 |
Carneros (Milton Rd) | 4/1/25 | 59.7 1.2 | 1252 | 44.1 1.9 | 2233 | 44.1 1.6 | 89 3 | 55 4 | - | - | - | - | 0.25 | 22.35 | - | - | 0 0 |
Max | 62.5 | - | 44.5 | - | 49.5 | 100 | 67 | 13.7 | 41.7 | - | - | 0.48 | 49.50 | 0.103 | 462 | - | |
Avg | - | - | - | - | 40.8 | - | - | 5.4 | - | - | - | - | - | - | - | - | |
Min | 51.9 | - | 35.5 | - | 1.4 | 89 | 0 | 1.7 | 13.3 | - | - | 0.00 | 0.29 | 0.040 | 177 | - |