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Northeast Napa County

12 Stations

Daily Data | America/Los_Angeles
as of 1/20/26 2:18 AM PST
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 1/19/26 70.0   0.5 1555 40.7   0.1 0437 - - - - - - - 0.00 34.57 - - -
Pope Valley (Weeks Lake) 1/19/26 75.3   2.1 1352 27.0   1.5 0646 34.5   1.4 100   0 22   5 0.7 9.2   4.4 1433 SE | 129 0.00 16.94 0.060   0.005 251   11 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 1/19/26 73.7   1.0 1324 33.1   1.2 0632 39.8   0.1 100   2 30   4 1.8 10.9   2.1 1528 ESE | 104 0.00 14.79 0.074   0.006 273   8 -
Dollarhide 1AS Remote 1/19/26 74.2   0.5 1323 27.2   0.9 0710 35.0   1.1 96   0 30   2 0.8 8.4   2.7 1346 ESE | 108 - - - - -
Dollarhide 17B Remote 1/19/26 73.7   0.9 1417 29.4   1.7 0740 38.1   0.9 100   0 29   3 - - - - - - - - -
Dollarhide 18A Remote 1/19/26 71.8   2.0 1305 26.0   1.2 0722 34.5   1.2 100   0 29   1 - - - - - - - - -
Angwin 1/19/26 64.9   0.8 1515 52.5   0.3 0609 26.6   0.5 44   10 22   2 6.4 18.8   4.4 0831 NNW | 336 0.00 32.03 0.088   0.002 0   0 0   0
Lower Angwin (Pioneer) 1/19/26 68.3   0.6 1424 39.0   3.2 2116 - - - 2.7 13.4   4.1 1054 NNW | 343 - - - - -
Deer Park 1/19/26 69.6   4.3 1346 46.6   1.0 2357 41.4   4.9 83   7 36   13 1.8 8.9   0.9 1438 S | 180 0.00 18.50 0.055   0.016 195   9 -
Lower Chiles Valley (Brown) 1/19/26 73.6   0.5 1405 31.1   2.2 0612 36.6   0.1 100   0 22   2 1.5 12.0   3.2 1417 ENE | 74 0.00 14.38 0.078   0.009 260   9 0   0
Moss Creek Vineyard/Reservior 1/19/26 73.5   5.9 1504 33.1   2.8 0744 38.7   0.4 100   0 21   8 - - - - 0.00 19.00 - - -
Max   75.3 - 52.5 - 41.4 100 36 6.4 18.8 - - 0.00 34.57 0.088 273 -
Avg   - - - - 36.1 - - 2.2 - - - - - - - -
Min   64.9 - 26.0 - 26.6 44 21 0.7 8.4 - - 0.00 14.38 0.055 0 -

Northern & Central Napa County

27 Stations

Daily Data | America/Los_Angeles
as of 1/20/26 2:18 AM PST
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 1/19/26 72.0   2.6 1346 34.4   1.2 0717 42.7   0.7 100   1 36   7 - - - - 0.00 22.64 - - -
Fotsch (Maple Lane) 1/19/26 69.6   5.3 1354 31.8   1.1 0655 40.2   0.6 98   0 37   16 1.6 10.0   0.9 1440 ESE | 122 0.00 20.61 - - -
Diamond Mtn (Schramsberg) 1/19/26 69.4   1.6 1324 49.2   0.1 2322 40.9   7.0 76   6 39   18 - - - - 0.00 20.76 - - -
Diamond Mtn (McEachran) 1/19/26 70.5   3.0 1425 45.2   1.1 0726 41.1   3.2 87   14 37   15 - - - - - - - - -
St. Helena-North 1/19/26 67.6   5.9 1402 35.6   0.6 0728 41.2   0.9 99   0 36   7 2.0 9.4   1.8 1442 SE | 138 0.00 20.73 0.055   0.002 207   10 -
St. Helena (NVV Office) 1/19/26 66.3   4.5 1502 34.8   1.4 0719 - - - 1.0 6.0   0.1 1433 SE | 140 0.00 18.18 - - -
Tiara Fria (East St. Helena) 1/19/26 64.5   4.9 1410 33.8   1.8 0725 40.6   0.7 97   0 50   13 1.4 8.6   1.7 1358 ESE | 109 0.00 16.72 - - -
Rutherford Hill Estate 1/19/26 66.5   6.0 1357 45.2   3.3 0504 43.2   1.7 89   1 44   9 1.3 7.9   1.3 1422 SSW | 205 0.00 17.00 0.053   0.000 226   14 0   0
Rutherford-North (Mee Ln) 1/19/26 64.8   4.7 1406 29.6   2.7 0411 38.9   1.4 100   0 50   10 2.0 11.2   2.2 1409 SE | 138 0.00 15.31 0.055   0.001 231   19 0   0
Rutherford (STS) 1/19/26 66.4   5.4 1505 33.9   1.2 0338 41.1   1.5 91   1 56   9 1.7 9.4   2.3 1400 ESE | 123 0.00 0.00 0.064   0.001 276   23 -
Oakville-NE (Ranch 88) 1/19/26 64.3   5.7 1347 30.3   1.1 0622 37.5   1.1 97   0 47   10 0.8 11.8   3.6 1410 S | 187 0.00 16.02 0.062   0.007 272   27 0   0
OV561-East 1/19/26 67.0   7.3 1517 32.3   1.5 0517 - - - - - - - - - - - -
Oakville 1/19/26 62.9   5.7 1331 32.4   1.0 0649 39.6   0.7 98   1 49   11 1.9 13.7   4.0 1359 SE | 144 0.00 16.58 0.061   0.000 263   23 -
OV518-West 1/19/26 63.9   4.9 1334 33.1   0.6 0655 - - - - - - - - - - - -
To Kalon Remote (TKKE) 1/19/26 65.8   4.9 1514 32.1   2.6 0517 - - - - - - - - - - - -
To Kalon 1/19/26 64.1   5.5 1401 33.3   0.9 0638 41.2   0.3 100   1 53   9 1.5 11.6   3.2 1406 SSE | 163 0.00 17.71 0.057   0.000 248   20 -
To Kalon Remote (TKN5) 1/19/26 65.0   5.3 1407 32.0   1.3 0544 - - - - - - - - - - - -
Yountville (Ranch 67) 1/19/26 62.4   6.4 1315 32.7   0.7 0552 38.9   0.6 98   1 49   12 1.9 13.0   3.9 1357 SSE | 167 0.00 15.15 0.065   0.002 347   23 -
Stags Leap Dist (Silverado Vineyards) 1/19/26 62.0   7.6 1319 33.6   1.1 0358 39.7   0.5 100   2 48   13 1.6 13.2   0.8 1353 SSE | 155 0.00 18.44 0.066   0.007 262   21 -
Borreo (Soda Canyon) 1/19/26 63.0   6.1 1548 37.6   0.7 0713 40.1   0.1 96   0 46   15 1.8 6.8   0.6 1402 S | 172 0.00 18.80 0.061   0.002 275   28 -
Wappo Hill Floor 1/19/26 63.4   7.3 1451 30.9   1.0 0739 39.8   0.9 100   0 50   17 1.6 10.4   1.6 1410 SSE | 161 0.00 18.22 0.061   0.003 265   24 -
Stags Leap Dist (Chimney Rock) 1/19/26 65.4   4.8 1515 32.0   1.4 0502 - - - 1.8 9.4   0.2 1359 SSE | 154 0.00 16.24 0.053   0.000 227   20 0   0
Yountville-South (Ranch 87) 1/18/26 70.3   1.0 1425 32.4   2.3 0721 41.7   0.6 100   0 41   2 1.1 8.2   0.1 1526 S | 186 0.00 18.26 0.057   0.003 237   9 -
Yountville-SE (Ranch 85) 1/19/26 63.4   7.4 1533 33.1   0.1 0737 40.6   0.9 100   0 51   16 1.4 9.8   2.2 1345 SSE | 168 0.00 17.18 - 0   0 0   0
Oak Knoll-East (Ranch 53) 1/19/26 63.2   6.4 1531 33.1   0.2 0536 40.2   0.9 98   0 51   14 1.3 8.1   0.8 1327 SSE | 153 0.00 16.09 0.056   0.004 242   30 -
Napa-NW (Ranch 54) 1/19/26 62.4   4.5 1501 34.6   0.2 0727 41.7   0.3 100   0 53   7 1.4 10.5   2.5 1330 ESE | 122 0.00 17.24 - 0   0 0   0
Napa-North (Ranch 29) 1/19/26 62.7   6.8 1528 33.4   2.1 0729 40.5   2.2 100   0 48   12 1.2 8.6   0.5 1322 S | 191 0.00 15.78 0.040   0.003 154   20 -
Max   72.0 - 49.2 - 43.2 100 56 2.0 13.7 - - 0.00 22.64 0.066 347 -
Avg   - - - - 40.5 - - 1.5 - - - - - - - -
Min   62.0 - 29.6 - 37.5 76 36 0.8 6.0 - - 0.00 0.00 0.040 0 -

Southern Napa County

22 Stations

Daily Data
as of 1/20/26 2:18 AM PST
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 1/19/26 67.0   0.0 1218 54.2   0.9 2108 33.3   2.4 69   8 23   0 1.6 9.8   2.0 1308 NNW | 330 0.00 22.87 0.062   0.001 157   14 0   0
Mount George (Napa East) 1/19/26 79.6   2.3 1524 36.6   6.9 2357 56.0   5.1 100   0 55   16 0.9 6.1   0.5 1308 WSW | 246 0.00 7.16 0.078   0.013 293   22 -
Napa-East (Palmaz 300') 1/19/26 66.8   5.0 1511 37.1   1.6 0708 41.6   2.2 100   0 43   11 1.3 7.2   0.4 1747 ENE | 59 0.00 14.03 0.054   0.005 234   32 -
Napa-East (Palmaz 1200') 1/19/26 67.0   2.0 1150 41.3   3.7 2059 38.3   2.5 91   11 25   4 3.1 11.8   1.2 1112 ENE | 71 - - 0.066   0.016 250   29 -
Napa-East (Palmaz 1400') 1/19/26 68.2   1.3 1340 41.8   2.9 2234 37.2   1.1 88   7 26   6 2.8 17.2   5.2 1106 NNW | 333 0.00 19.50 0.076   0.012 267   32 -
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) 1/19/26 61.8   4.5 1425 41.0   1.3 0653 - - - 1.8 10.1   0.5 2341 NNE | 12 0.00 15.55 0.059   0.002 266   33 0   0
Napa-West Lower (Truchard) 1/19/26 61.9   5.8 1429 31.0   0.6 0706 38.7   2.3 100   0 56   6 - - - - - - - - 0   0
Napa-South (Toyon Farms) 1/19/26 62.0   5.0 1351 38.0   2.8 0808 44.3   2.4 100   0 60   4 1.3 8.8   1.5 1329 SSE | 164 0.00 9.78 0.032   0.005 139   11 0   0
Toyon Remote 1 1/19/26 60.0   7.9 1333 33.3   1.7 0644 - - - - - - - - - - - -
Toyon Remote 2 1/19/26 59.6   7.7 1513 32.0   1.6 0700 - - - - - - - - - - - -
Toyon Remote 3 1/19/26 60.8   7.1 1330 32.3   1.6 0622 - - - - - - - - - - - -
Dealy Lane (Ranch 80) 1/19/26 61.7   4.3 1359 34.8   5.0 0725 42.0   2.0 97   2 53   3 1.8 8.5   1.8 1340 SSE | 154 0.00 14.80 0.059   0.003 270   28 -
Carneros (Saintsbury) 1/19/26 60.2   8.3 1354 33.8   2.6 0754 41.2   2.5 100   0 55   10 1.7 7.8   0.9 1319 SE | 135 0.00 1.65 - - 0   0
Suscol Lower (Ranch 35) 1/19/26 62.6   4.9 1442 36.2   0.9 0629 41.6   1.8 - - 2.5 10.1   3.4 1240 S | 181 0.00 14.19 0.056   0.003 257   32 -
Suscol Mtn (Ranch 93) 1/19/26 64.6   0.5 1436 50.2   1.2 0837 39.9   0.2 74   0 37   13 1.7 8.3   5.6 1525 WNW | 290 0.00 9.83 - - -
Suscol Upper (Ranch 92) 1/19/26 66.3   0.4 1434 49.6   0.4 0711 40.9   0.7 73   7 35   1 0.0 2.7   8.4 0247 S | 173 0.00 13.66 - - 0   0
Stanly (Ranch 45) 1/19/26 58.3   8.8 1451 34.9   1.0 0656 40.8   2.0 100   2 58   14 3.4 11.9   4.7 1328 SE | 126 0.00 15.30 0.064   0.002 302   39 0   0
Carneros Upper (Ranch 81) 1/19/26 62.0   2.0 1459 44.0   1.8 2338 44.4   1.5 - - 2.8 8.4   0.4 1458 ESE | 108 - - - - -
Carneros (Mitsuko) 1/19/26 62.2   4.7 1355 31.1   3.6 0543 - - - - - - - - - - - -
Carneros Lower (Ranch 81) 1/19/26 62.1   4.9 1321 35.8   0.9 0648 17.0   12.9 100   0 0   0 1.3 6.6   0.1 1326 SSE | 162 0.00 12.79 0.045   0.005 174   11 -
Carneros (Milton Rd) 1/19/26 62.2   4.5 1356 33.7   0.2 0653 40.0   2.2 96   0 52   5 - - - - 0.00 5.74 - - -
Max   79.6 - 54.2 - 56.0 100 60 3.4 17.2 - - 0.00 22.87 0.078 302 -
Avg   - - - - 39.8 - - 1.9 - - - - - - - -
Min   58.3 - 31.0 - 17.0 69 0 0.0 2.7 - - 0.00 1.65 0.032 139 -