Northern & Central Napa County

27 Stations

Daily Data | America/Los_Angeles
as of 5/19/25 11:40 PM PDT
Station Date Daily Max Temp (°F) Time of Max Temp Daily Min Temp (°F) Time of Min Temp Dew Pt (°F) 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 5/18/25 82.7   5.2 1547 44.4   4.1 0609 45.2   2.6 93   1 26   9 - - - - 0.00 39.22 - - 100   0
Fotsch (Maple Lane) 5/18/25 79.9   4.3 1505 49.6   1.4 0615 43.5   2.4 80   11 22   11 6.0 23.2   3.4 1819 W | 267 0.00 44.47 - - 100   0
Diamond Mtn (Schramsberg) 5/18/25 80.1   4.0 1520 47.2   3.2 0544 42.8   2.7 85   10 19   13 - - - - 0.00 43.54 - - 90   20
Diamond Mtn (McEachran) 5/18/25 79.5   5.1 1544 47.5   3.4 0553 42.0   2.9 88   6 19   13 - - - - - - - - 90   20
St. Helena-North 5/18/25 85.1   6.1 1514 48.3   3.6 0428 39.8   3.2 80   4 13   12 2.0 15.4   5.7 1634 W | 277 0.00 39.81 0.190   0.003 561   8 100   0
St. Helena (NVV Office) 5/18/25 84.8   5.2 1559 50.4   2.1 0620 - - - 2.0 11.3   4.2 1506 NW | 306 0.00 40.61 - - 100   20
Tiara Fria (East St. Helena) 5/18/25 83.1   4.3 1559 46.9   5.5 0604 41.8   3.5 86   2 17   12 5.2 20.9   0.1 0034 NNW | 343 0.00 36.59 - - 100   0
Rutherford Hill Estate 5/18/25 86.1   7.5 1530 48.3   1.5 0540 43.3   2.7 87   2 17   12 2.8 14.9   6.8 1719 W | 271 0.00 22.70 0.206   0.017 593   36 100   0
Rutherford-North (Mee Ln) 5/18/25 84.0   5.2 1445 42.4   4.6 0613 41.6   4.0 91   5 16   12 4.1 18.6   3.9 1618 NW | 304 0.00 20.51 0.231   0.014 626   17 90   20
Rutherford (STS) 5/18/25 85.4   5.3 1438 42.2   6.7 0552 45.0   3.3 94   4 20   12 3.8 17.0   8.9 1834 WNW | 299 0.00 33.72 0.246   0.014 705   23 100   0
Oakville-NE (Ranch 88) 5/18/25 85.9   5.7 1527 40.9   7.1 0617 39.4   4.9 84   1 14   11 3.3 16.6   5.7 1657 NNW | 343 0.00 31.46 0.229   0.012 626   15 100   0
OV561-East 5/18/25 86.0   5.8 1632 43.0   7.2 0628 - - - - - - - - - - - 100   0
Oakville 5/18/25 83.9   6.3 1604 42.2   6.2 0618 40.4   4.6 90   6 15   13 3.5 17.4   7.5 1725 WNW | 289 0.00 32.99 0.242   0.010 697   16 100   0
OV518-West 5/18/25 83.9   7.1 1501 42.7   6.1 0613 - - - - - - - - - - - 100   0
To Kalon Remote (TKKE) 5/18/25 84.7   5.3 1521 41.7   6.1 0611 - - - - - - - - - - - 100   0
To Kalon 5/18/25 84.2   7.1 1450 42.8   5.2 0553 42.2   4.2 94   5 15   14 3.3 17.6   2.6 1657 NW | 322 0.00 37.68 0.224   0.013 624   11 100   0
To Kalon Remote (TKN5) 5/18/25 84.3   5.1 1509 43.1   5.7 0559 - - - - - - - - - - - 100   0
Yountville (Ranch 67) 5/18/25 83.4   6.0 1518 42.7   6.0 0608 40.0   4.4 88   7 13   14 3.6 18.1   2.1 1649 NW | 311 0.00 20.84 0.243   0.012 728   12 100   0
Stags Leap Dist (Silverado Vineyards) 5/18/25 84.2   4.7 1529 42.4   6.2 0600 41.4   4.1 94   8 14   12 1.6 10.8   3.4 1733 NW | 324 0.00 35.97 0.213   0.008 687   15 100   0
Borreo (Soda Canyon) 5/18/25 81.9   5.0 1644 41.7   4.9 0602 41.0   3.9 97   7 13   16 2.8 14.9   0.5 1646 NW | 313 0.00 34.21 0.233   0.027 719   39 60   60
Wappo Hill Floor 5/18/25 84.1   6.3 1458 42.3   5.9 0619 42.1   4.3 95   10 15   15 4.4 17.8   2.4 2145 N | 3 0.00 34.90 0.252   0.034 702   35 90   20
Stags Leap Dist (Chimney Rock) 5/18/25 85.3   7.5 1533 42.1   6.8 0610 - - - 3.7 17.3   10.1 1634 WNW | 286 0.00 26.78 0.223   0.022 613   38 100   0
Yountville-South (Ranch 87) 5/18/25 83.7   6.2 1452 43.4   5.3 0527 43.0   4.2 96   6 16   15 2.7 16.7   1.1 1535 WNW | 288 0.00 34.21 0.229   0.012 691   22 10   10
Yountville-SE (Ranch 85) 5/18/25 84.0   6.4 1516 42.8   6.9 0613 43.1   4.1 94   6 15   15 3.8 16.0   3.0 1701 NW | 307 0.00 33.42 - 0   0 100   0
Oak Knoll-East (Ranch 53) 5/18/25 84.6   6.0 1546 43.4   5.5 0513 41.6   4.4 90   4 13   13 3.1 13.6   3.6 1425 SE | 127 0.00 32.72 0.228   0.015 659   16 60   10
Napa-NW (Ranch 54) 5/18/25 83.9   6.8 1504 43.7   5.7 0555 42.0   5.0 90   3 14   19 1.7 14.1   2.0 1609 W | 280 0.00 35.15 - 0   0 100   0
Napa-North (Ranch 29) 5/18/25 83.6   7.8 1728 43.0   8.4 0610 44.6   3.1 100   14 19   18 2.4 17.0   1.1 1448 SSE | 168 0.00 27.45 0.055   0.001 0   0 100   0
Max   86.1 - 50.4 - 45.2 100 26 6.0 23.2 - - 0.00 44.47 0.252 728 -
Avg   - - - - 42.2 - - 3.3 - - - - - - - -
Min   79.5 - 40.9 - 39.4 80 13 1.6 10.8 - - 0.00 20.51 0.055 0 -