Northern & Central Napa County

27 Stations

Daily Data | America/Los_Angeles
as of 10/19/25 12:27 AM PDT
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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 10/17/25 79.8   6.5 1428 43.2   4.6 0710 49.3   2.7 100   0 31   20 - - - - 0.00 1.74 - - 20   20
Fotsch (Maple Lane) 10/17/25 83.2   6.1 1632 40.9   2.3 0502 47.2   1.8 98   0 22   16 1.6 11.1   1.4 1456 WSW | 250 0.00 1.61 - - 20   20
Diamond Mtn (Schramsberg) 10/17/25 78.5   5.3 1545 51.8   3.5 0653 47.8   2.6 90   9 26   14 - - - - 0.00 1.88 - - 20   20
Diamond Mtn (McEachran) 10/17/25 80.0   5.7 1547 47.7   0.5 0628 47.7   2.5 94   4 24   14 - - - - - - - - 20   20
St. Helena-North 10/17/25 80.8   3.1 1454 43.6   1.9 0609 47.2   1.5 94   0 27   5 1.7 9.2   0.7 1312 SE | 129 0.01 1.50 0.093   0.009 305   5 20   20
St. Helena (NVV Office) 10/17/25 81.5   4.3 1529 44.0   1.1 0558 - - - 1.0 7.3   0.7 1703 SE | 131 0.00 1.56 - - 30   20
Tiara Fria (East St. Helena) 10/17/25 81.0   4.0 1536 43.5   2.1 0724 49.3   1.0 97   0 29   7 1.2 8.9   3.1 1655 S | 170 0.00 1.41 - - 0   0
Rutherford Hill Estate 10/17/25 81.3   4.2 1532 48.0   0.5 0626 50.8   0.8 100   0 28   8 1.4 12.5   3.9 1738 SSE | 162 0.07 1.08 0.095   0.005 330   6 20   20
Rutherford-North (Mee Ln) 10/17/25 80.1   0.8 1501 39.5   0.2 0456 47.0   0.1 96   0 28   4 2.4 12.7   1.5 1649 SE | 127 0.00 1.37 0.107   0.011 346   7 20   20
Rutherford (STS) 10/17/25 82.1   3.8 1506 43.4   0.8 0407 50.7   0.5 92   0 33   5 1.7 9.9   1.6 1722 SSE | 148 0.00 1.43 0.114   0.006 395   8 20   20
Oakville-NE (Ranch 88) 10/17/25 80.2   3.6 1504 40.4   2.0 0721 47.5   0.5 96   0 26   10 1.3 11.7   2.1 1741 SE | 135 0.00 1.47 0.110   0.009 379   4 0   0
OV561-East 9/29/25 75.9   4.2 1503 61.1   5.0 0714 - - - - - - - - - - - 60   10
Oakville 9/29/25 74.8   5.3 1418 60.0   4.8 0701 56.9   1.0 90   5 46   17 2.7 13.7   1.5 1516 SW | 225 0.00 0.02 0.075   0.016 213   77 80   10
OV518-West 9/29/25 73.7   4.1 1454 60.5   4.5 0700 - - - - - - - - - - - 80   10
To Kalon Remote (TKKE) 10/17/25 80.4   3.7 1537 42.5   1.9 0717 - - - - - - - - - - - 20   20
To Kalon 10/17/25 79.6   2.9 1513 43.0   0.9 0557 49.7   0.1 100   0 32   5 1.8 13.0   3.5 1631 SE | 137 0.00 1.41 0.110   0.010 371   6 0   0
To Kalon Remote (TKN5) 10/17/25 81.3   3.9 1520 42.1   1.7 0637 - - - - - - - - - - - 20   20
Yountville (Ranch 67) 10/17/25 76.9   3.2 1518 42.3   1.3 0736 48.2   0.1 96   0 33   7 2.0 11.0   2.6 1626 SSE | 164 0.02 0.70 0.115   0.008 447   8 0   0
Stags Leap Dist (Silverado Vineyards) 10/17/25 77.5   3.5 1504 42.8   1.3 0733 48.0   0.2 97   0 32   7 1.7 10.9   1.5 1609 SE | 138 0.00 1.36 0.112   0.011 363   2 0   10
Borreo (Soda Canyon) 10/17/25 76.8   5.2 1500 43.8   0.7 0715 48.2   0.1 98   0 33   12 1.4 8.4   0.9 1541 S | 170 0.00 1.88 0.108   0.005 393   10 0   0
Wappo Hill Floor 10/17/25 79.1   4.7 1524 42.7   2.9 0722 50.7   0.1 100   0 34   10 1.4 8.8   0.2 1653 S | 173 0.00 1.48 0.097   0.006 333   2 20   20
Stags Leap Dist (Chimney Rock) 10/17/25 79.2   3.0 1615 41.0   2.3 0652 - - - 1.4 9.2   0.9 1529 S | 179 0.00 1.67 0.097   0.005 341   1 20   20
Yountville-South (Ranch 87) 10/17/25 79.1   4.5 1557 43.8   1.8 0712 50.7   0.0 100   0 35   10 1.1 9.8   1.9 1626 SSW | 194 0.00 1.42 0.096   0.006 323   9 80   20
Yountville-SE (Ranch 85) 10/17/25 78.6   4.6 1525 42.7   2.2 0714 50.5   0.2 100   0 35   12 1.0 7.6   1.3 1447 S | 170 0.00 1.54 - 0   0 20   20
Oak Knoll-East (Ranch 53) 10/17/25 80.1   6.6 1533 42.3   3.1 0718 49.0   0.3 97   0 32   12 0.8 7.5   0.0 1539 SE | 141 0.00 1.56 0.101   0.002 361   9 80   20
Napa-NW (Ranch 54) 10/17/25 79.0   5.4 1558 43.0   2.8 0720 50.2   0.4 100   0 37   11 0.5 5.4   1.1 1348 SW | 217 0.00 1.40 - 0   0 20   20
Napa-North (Ranch 29) 10/17/25 78.2   5.2 1536 42.8   2.7 0707 50.8   0.2 100   0 36   12 0.9 7.5   0.8 1521 SSW | 194 0.00 1.71 0.067   0.002 214   14 20   20
Max   83.2 - 51.8 - 50.8 100 37 2.4 13.0 - - 0.07 1.88 0.115 447 -
Avg   - - - - 49.0 - - 1.4 - - - - - - - -
Min   76.8 - 39.5 - 47.0 90 22 0.5 5.4 - - 0.00 0.70 0.067 0 -