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Northeast Napa County

12 Stations

Daily Data
as of 4/2/26 7:51 AM PDT
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 4/1/26 55.5   6.1 1433 44.2   1.7 0059 - - - - - - - 0.53 43.59 - - 70   10
Pope Valley (Weeks Lake) 4/1/26 60.2   7.3 1429 50.2   1.8 0058 48.6   0.7 100   0 60   11 4.1 19.5   6.1 1732 SW | 218 0.25 22.17 0.062   0.013 194   62 80   10
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 4/1/26 60.6   11.0 1339 51.5   0.4 0059 50.6   0.6 98   2 65   19 8.6 26.5   5.6 1712 SW | 221 0.11 19.65 0.071   0.010 227   70 80   10
Dollarhide 1AS Remote 4/1/26 62.2   33.5 1449 50.8   14.2 0059 50.2   1.8 94   1 65   52 5.5 21.9   4.2 1638 SSW | 205 - - - - 80   10
Dollarhide 17B Remote 4/1/26 60.8   8.4 1333 50.6   0.0 0433 50.8   0.7 100   2 68   14 - - - - - - - - 80   10
Dollarhide 18A Remote 4/1/26 59.4   9.3 1450 50.2   0.5 0411 50.1   0.7 100   2 66   22 - - - - - - - - 80   10
Angwin 4/1/26 48.1   13.1 1508 42.1   2.9 0059 46.0   0.1 100   0 86   55 6.5 25.1   7.2 2227 SE | 143 0.42 39.78 0.002   0.010 0   0 70   10
Lower Angwin (Pioneer) 4/1/26 52.1   11.0 1512 44.5   3.1 0058 - - - 5.1 18.8   2.6 1514 SSW | 205 - - - - 80   10
Deer Park 4/1/26 57.2   8.3 1440 49.6   0.9 0057 49.1   1.8 97   0 66   6 3.5 16.6   1.5 1809 SSW | 212 0.21 24.32 0.034   0.003 86   8 80   10
Lower Chiles Valley (Brown) 4/1/26 56.3   10.1 1538 49.2   1.4 0059 48.6   1.4 96   1 69   13 3.8 16.4   4.3 1612 NW | 309 0.13 21.35 0.040   0.009 108   36 80   10
Moss Creek Vineyard/Reservior 4/1/26 59.0   9.9 1549 50.2   3.7 0032 49.8   0.9 95   2 72   18 - - - - 0.39 23.90 - - 40   10
Max   62.2 - 51.5 - 50.8 100 86 8.6 26.5 - - 0.53 43.59 0.071 227 -
Avg   - - - - 49.3 - - 5.3 - - - - - - - -
Min   48.1 - 42.1 - 46.0 94 60 3.5 16.4 - - 0.11 19.65 0.002 0 -

Northern & Central Napa County

27 Stations

Daily Data | America/Los_Angeles
as of 4/2/26 7:51 AM PDT
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 4/1/26 60.8   9.7 1439 50.3   0.1 0058 51.7   1.3 100   0 67   9 - - - - 0.16 28.45 - - 30   10
Fotsch (Maple Lane) 3/9/26 75.9   3.7 1625 41.4   5.5 0743 44.5   1.8 97   3 26   3 3.3 15.6   1.3 1413 WSW | 249 0.00 26.01 - - 0   0
Diamond Mtn (Schramsberg) 4/1/26 59.6   4.7 1447 47.4   1.7 0059 49.8   1.4 100   0 62   1 - - - - 0.26 27.04 - - 80   10
Diamond Mtn (McEachran) 4/1/26 59.2   8.2 1427 50.1   0.1 0054 50.0   1.5 99   1 61   3 - - - - - - - - 70   10
St. Helena-North 4/1/26 62.8   4.9 1445 50.8   0.3 0059 50.1   0.8 100   2 52   0 2.0 14.5   0.7 1252 NW | 313 0.25 27.35 0.060   0.016 197   85 70   10
St. Helena (NVV Office) 4/1/26 62.6   6.0 1233 52.2   0.1 0558 - - - 1.2 11.8   0.9 1354 WSW | 256 0.19 24.05 - - 70   10
Tiara Fria (East St. Helena) 4/1/26 60.2   7.1 1438 52.0   0.9 0556 50.2   1.5 96   3 55   2 3.3 16.2   0.4 1334 SW | 216 0.18 22.33 - - 70   10
Rutherford Hill Estate 4/1/26 58.2   9.6 1506 49.8   1.7 0059 50.8   1.1 100   0 68   12 2.3 14.9   0.7 2331 W | 274 0.13 21.81 0.033   0.010 98   35 80   10
Rutherford-North (Mee Ln) 4/1/26 62.4   6.9 1447 47.7   3.0 0540 48.8   2.7 96   2 58   3 3.3 16.7   0.7 1852 SSW | 192 0.16 20.92 0.055   0.006 165   28 80   10
Rutherford (STS) 4/1/26 65.3   5.2 1441 51.4   0.9 0547 50.4   2.7 90   1 59   0 2.8 21.5   8.8 1322 W | 275 0.20 22.08 0.069   0.017 238   79 70   10
Oakville-NE (Ranch 88) 4/1/26 60.9   8.2 1525 52.2   0.6 0059 50.1   1.0 99   8 60   9 2.1 17.2   0.9 1353 NW | 315 0.11 21.48 0.049   0.009 144   23 0   0
OV561-East 4/1/26 60.8   8.1 1520 52.1   0.9 0537 - - - - - - - - - - - 60   10
Oakville 4/1/26 60.5   7.2 1446 52.1   0.8 0528 50.4   1.6 97   3 62   6 3.9 16.7   0.4 1344 SW | 232 0.09 21.92 0.052   0.005 147   20 60   10
OV518-West 4/1/26 60.3   8.8 1445 52.1   1.1 0507 - - - - - - - - - - - 60   10
To Kalon Remote (TKKE) 4/1/26 64.2   4.9 1453 51.8   1.2 0520 - - - - - - - - - - - 70   10
To Kalon 4/1/26 61.1   6.4 1507 51.8   0.9 0509 51.1   1.7 98   2 63   7 3.1 15.1   1.0 2348 NNW | 328 0.12 23.88 0.050   0.001 149   3 80   10
To Kalon Remote (TKN5) 4/1/26 61.2   10.2 1504 52.4   0.9 0101 - - - - - - - - - - - 70   10
Yountville (Ranch 67) 4/1/26 60.8   5.0 1502 51.5   1.0 0537 50.4   1.5 97   2 60   4 3.5 14.2   0.2 1524 S | 185 0.12 20.19 0.060   0.002 204   11 60   10
Stags Leap Dist (Silverado Vineyards) 4/1/26 60.3   5.0 1614 50.9   1.1 0059 50.2   1.5 96   3 63   4 2.9 14.7   1.1 2002 ESE | 120 0.13 24.15 0.051   0.001 155   3 70   10
Borreo (Soda Canyon) 4/1/26 57.8   6.2 1457 50.0   2.9 0059 50.3   1.4 98   1 68   5 2.2 13.8   1.0 1437 SSE | 150 0.13 24.10 0.040   0.004 128   19 70   10
Wappo Hill Floor 4/1/26 61.1   6.5 1527 50.1   1.4 0547 51.3   1.9 100   0 65   7 3.4 13.5   1.0 1436 S | 189 0.13 23.49 0.052   0.005 155   17 60   10
Stags Leap Dist (Chimney Rock) 4/1/26 60.8   5.5 1536 52.4   1.5 0056 52.7   1.4 100   3 69   4 3.7 16.7   2.3 1412 SSW | 198 0.15 22.77 0.050   0.005 151   21 60   10
Yountville-South (Ranch 87) 4/1/26 60.6   6.7 1558 51.7   1.6 0528 52.1   1.6 100   0 66   6 3.6 16.0   2.1 1621 SW | 222 0.16 23.91 0.050   0.005 152   21 40   10
Yountville-SE (Ranch 85) 4/1/26 61.5   4.3 1540 51.4   2.4 0612 52.1   1.7 100   4 66   4 1.7 13.0   2.3 0036 NW | 325 0.15 22.44 - 0   0 60   10
Oak Knoll-East (Ranch 53) 4/1/26 61.5   4.7 1542 52.3   1.8 0554 51.2   1.9 95   2 64   7 3.0 14.2   0.1 1615 W | 260 0.22 20.76 0.049   0.000 141   4 40   10
Napa-NW (Ranch 54) 4/1/26 62.6   3.5 1537 51.4   2.7 0553 51.8   1.3 100   5 63   6 2.3 11.5   0.8 1540 W | 277 0.25 23.03 - 0   0 60   10
Napa-North (Ranch 29) 4/1/26 61.5   3.9 1557 52.7   2.0 0049 53.2   1.8 100   0 66   3 3.8 16.7   2.1 1559 SW | 220 0.20 20.62 0.038   0.004 102   19 60   10
Max   65.3 - 52.7 - 53.2 100 69 3.9 21.5 - - 0.26 28.45 0.069 238 -
Avg   - - - - 50.9 - - 2.9 - - - - - - - -
Min   57.8 - 47.4 - 48.8 90 52 1.2 11.5 - - 0.09 20.19 0.033 0 -

Southern Napa County

22 Stations

Daily Data | America/Los_Angeles
as of 4/2/26 7:51 AM PDT
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 4/1/26 56.4   4.2 1421 45.6   5.4 0059 48.9   1.0 100   0 75   25 3.0 12.8   1.2 0947 SE | 143 0.38 29.86 0.142   0.020 884   182 80   10
Mount George (Napa East) 4/1/26 59.9   7.1 1516 53.2   1.9 0101 53.3   1.0 97   1 71   6 1.6 13.3   1.6 1317 W | 274 0.32 12.38 0.041   0.009 138   23 60   10
Napa-East (Palmaz 300') 4/1/26 59.5   7.8 1512 52.5   2.4 0043 52.6   1.2 100   0 71   10 2.1 13.5   2.6 2140 SSW | 209 0.32 18.81 0.033   0.012 102   33 60   10
Napa-East (Palmaz 1200') 4/1/26 53.1   8.7 1020 48.8   3.3 0057 37.0   6.4 100   0 40   36 2.6 15.0   0.8 1302 NW | 305 - - 0.037   0.012 48   79 70   10
Napa-East (Palmaz 1400') 4/1/26 52.4   11.2 0245 47.5   4.1 0058 50.7   1.2 100   0 99   33 3.7 16.8   1.9 1057 WSW | 252 0.51 25.59 0.011   0.028 53   95 70   10
Wooden Valley 4/1/26 56.4   8.0 1027 50.5   2.5 0055 49.8   1.5 93   2 74   13 3.7 17.2   4.7 0956 SW | 228 0.35 24.50 0.037   0.026 113   96 70   10
Napa-West Upper (Truchard) 4/1/26 59.6   7.2 1540 50.6   2.2 0055 -12.9   26.9 100   0 0   0 4.4 16.3   4.6 1004 SSW | 196 0.24 20.48 0.061   0.004 111   41 60   10
Napa-West Lower (Truchard) 4/1/26 61.0   8.6 1540 48.4   4.6 0436 51.3   2.1 100   5 69   9 - - - - - - - - 60   10
Napa-South (Toyon Farms) 4/1/26 60.1   5.1 1539 52.4   1.8 0052 53.7   1.9 100   0 77   6 3.6 13.5   2.5 1052 S | 174 0.23 14.26 0.017   0.005 67   10 60   10
Toyon Remote 1 4/1/26 61.4   6.5 1543 49.6   3.7 0547 - - - - - - - - - - - -
Toyon Remote 2 4/1/26 60.7   7.0 1537 51.5   2.8 0544 - - - - - - - - - - - -
Toyon Remote 3 4/1/26 62.2   5.1 1535 50.8   3.1 0541 - - - - - - - - - - - -
Dealy Lane (Ranch 80) 4/1/26 61.3   4.8 1537 51.0   3.0 0440 51.7   1.7 97   3 67   5 2.1 14.2   0.8 2102 WSW | 247 0.26 19.67 0.048   0.000 161   6 60   10
Carneros (Saintsbury) 4/1/26 60.7   4.3 1431 49.2   2.1 0549 51.1   2.2 100   0 70   4 3.8 15.5   1.5 1108 SW | 225 0.26 5.96 - - 0   0
Suscol Lower (Ranch 35) 4/1/26 60.8   5.0 1556 52.5   2.0 0042 52.9   1.2 - - 4.7 17.8   2.4 2105 S | 191 0.20 18.65 0.037   0.010 102   31 60   10
Suscol Mtn (Ranch 93) 4/1/26 56.3   7.1 1544 49.5   4.0 0057 51.4   1.0 100   1 81   14 9.1 26.6   1.5 2323 NW | 316 0.32 14.30 - - 60   10
Suscol Upper (Ranch 92) 4/1/26 57.1   6.4 1542 50.2   3.7 0101 28.1   10.4 100   0 3   0 5.5 24.0   1.5 2143 SW | 227 0.24 18.55 - - 70   10
Stanly (Ranch 45) 4/1/26 60.2   8.5 1636 50.4   1.7 0058 51.0   2.0 96   1 69   11 5.4 20.6   1.2 2106 SW | 214 0.21 20.03 0.041   0.010 110   33 60   10
Carneros Upper (Ranch 81) 4/1/26 59.8   5.1 1533 51.8   2.9 0053 40.4   12.6 - - 7.5 24.0   3.2 1346 W | 262 - - - - 60   10
Carneros (Mitsuko) 4/1/26 61.6   4.1 1428 48.1   4.9 0437 - - - - - - - - - - - 0   0
Carneros Lower (Ranch 81) 4/1/26 62.9   3.1 1457 50.2   3.9 0442 25.2   29.0 100   5 0   65 0.7 9.8   4.5 1045 SSE | 155 0.00 16.94 0.042   0.004 131   13 0   0
Carneros (Milton Rd) 4/1/26 62.0   3.6 1431 51.8   2.8 0523 52.3   1.7 94   1 68   4 - - - - 0.12 17.12 - - 20   10
Max   62.9 - 53.2 - 53.7 100 99 9.1 26.6 - - 0.51 29.86 0.142 884 -
Avg   - - - - 43.8 - - 4.0 - - - - - - - -
Min   52.4 - 45.6 - -12.9 93 0 0.7 9.8 - - 0.00 5.96 0.011 48 -