Northern & Central Napa County

32 Stations

15 Minute Data
as of 11/21/25 2:09 AM PST
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Station Date Time Temp (°F) RH (%) Dew Pt (°F) Wind Spd (mph) Wind Dir (°) Wind Gust (mph) Latest Rain (In) Daily Rain (In) Daily Min Temp (°F) Daily Max Temp (°F)
Calistoga-North 11/21/25 0200 46.2   4.3 95   2 44.9   4.8 - - - 0.00 0.00 40.9   9.5 46.3   5.9
Stags Leap Dist (Chimney Rock) 11/21/25 0200 38.8   13.0 - - 0.6   0.6 W | 267 1.8   0.7 0.00 0.00 38.4   13.2 42.0   11.1
Diamond Mtn (McEachran) 11/21/25 0200 43.3   6.3 96   0 42.2   6.3 - - - - - 43.1   6.4 45.4   5.8
Diamond Mtn (Schramsberg) 11/21/25 0200 44.8   3.7 84   13 40.4   7.3 - - - 0.00 0.00 43.6   4.8 46.9   2.7
Stags Leap Dist (Silverado Vineyards) 11/21/25 0200 39.3   11.7 94   4 37.8   10.3 0.5   0.4 NW | 325 1.6   0.5 0.00 0.00 38.8   12.1 41.9   10.3
Fotsch (Maple Lane) 11/21/25 0200 40.1   10.5 96   2 39.1   10.1 1.4   0.1 NE | 35 3.7   0.1 0.00 0.00 38.3   12.4 43.0   9.5
Oak Knoll-East (Ranch 53) 11/21/25 0200 40.6   11.4 95   1 39.3   10.9 0.3   0.1 N | 352 1.8   0.6 0.00 0.00 40.5   11.4 43.2   9.6
Rutherford-North (Mee Ln) 11/21/25 0200 36.7   11.7 96   1 35.7   11.3 1.1   0.9 NNW | 332 3.5   2.4 0.00 0.00 36.5   11.8 39.0   11.8
Frisinger Napa-NW 11/21/25 0200 40.3   11.2 96   1 39.1   10.8 0.6   0.2 W | 261 2.2   0.9 0.00 0.00 39.1   12.4 44.7   8.2
Napa-North (Ranch 29) 11/21/25 0200 41.7   10.4 100   0 41.7   10.4 0.5   0.5 ENE | 68 1.8   0.7 0.00 0.00 40.9   10.6 43.6   9.9
St. Helena (NVV Office) 11/21/25 0200 43.6   8.0 - - 1.3   0.5 W | 268 4.1   1.3 0.00 0.00 41.3   10.2 44.8   7.9
Crossroads Ranch 11/21/25 0200 39.1   13.2 98   6 38.5   11.4 1.3   0.9 NW | 318 2.6   1.2 0.00 0.00 39.1   12.9 42.7   10.4
Oakville 9/30/25 2030 63.1   0.7 80   5 56.9   2.3 1.5   0.3 SE | 144 3.3   0.1 0.00 0.04 61.3   1.3 72.6   2.2
OV561-East 9/30/25 2030 63.5   0.5 - - - - - - - 61.5   0.3 74.7   1.2
OV518-West 9/30/25 2030 63.0   0.7 - - - - - - - 61.1   0.6 72.9   0.8
Napa-NW (Ranch 54) 11/21/25 0200 41.8   10.0 100   0 41.8   10.0 0.4   0.4 W | 275 1.2   1.2 0.00 0.00 41.4   10.3 44.1   8.7
Calistoga (Ranch 78) 11/21/25 0200 40.2   10.3 95   1 39.0   9.9 1.8   1.4 WSW | 254 3.1   1.7 0.00 0.00 38.8   11.6 40.6   11.6
Yountville-SE (Ranch 85) 11/21/25 0200 41.1   11.1 99   4 40.8   10.1 0.5   0.3 NW | 308 2.1   0.3 0.00 0.00 40.9   11.1 43.9   9.4
Yountville-South (Ranch 87) 11/21/25 0200 39.9   12.2 100   2 39.9   11.5 0.0   0.0 ESE | 118 0.5   0.3 0.00 0.00 39.7   12.2 42.6   10.2
Rutherford Hill Estate 11/21/25 0200 44.2   6.7 93   0 42.2   6.8 1.1   1.1 NE | 48 2.4   1.5 0.00 0.01 44.0   6.8 46.0   6.1
Rutherford (STS) 11/21/25 0200 40.1   11.7 89   1 37.1   11.1 1.1   1.0 NNW | 346 3.1   2.0 0.00 0.00 38.8   12.8 43.1   9.5
Borreo (Soda Canyon) 11/21/25 0200 40.4   9.3 97   2 39.5   8.7 1.6   0.1 NNW | 344 3.9   1.4 0.00 0.00 40.0   9.5 41.8   8.9
Oakville-NE (Ranch 88) 11/21/25 0200 38.5   12.9 94   2 37.0   12.4 0.2   0.2 N | 353 2.0   2.0 0.00 0.00 38.4   12.9 40.8   11.7
Silver Oak OV 11/21/25 0200 38.7   13.4 95   3 37.5   12.4 1.3   0.9 WNW | 302 3.0   1.0 0.00 0.00 38.7   13.2 42.3   10.8
Tiara Fria (East St. Helena) 11/21/25 0200 39.6   12.5 96   1 38.5   12.3 0.5   1.1 ESE | 103 2.2   0.6 0.00 0.00 39.5   12.5 42.6   9.9
To Kalon Remote (TKKE) 11/21/25 0200 38.7   13.0 - - - - - - - 38.4   13.4 41.9   11.2
To Kalon 11/21/25 0200 40.6   11.0 97   2 39.8   10.4 1.8   1.2 NW | 313 3.1   1.4 0.00 0.00 40.1   11.5 43.1   9.8
To Kalon Remote (TKN5) 11/21/25 0200 39.9   12.1 - - - - - - - 39.0   12.9 42.6   10.6
St. Helena-North 11/21/25 0200 40.2   10.4 94   1 38.6   9.9 0.8   0.8 NW | 319 2.4   2.4 0.00 0.01 40.1   10.5 41.7   10.1
Twomey Calistoga 11/21/25 0200 41.2   9.3 100   5 41.2   7.9 2.3   2.0 WSW | 243 4.6   3.2 0.00 0.00 38.4   12.1 41.7   10.7
Wappo Hill Floor 11/21/25 0200 39.4   12.6 100   0 39.4   12.5 0.4   0.1 SW | 236 1.8   0.6 0.00 0.00 39.2   12.6 43.2   9.8
Yountville (Ranch 67) 11/21/25 0200 39.0   12.0 95   3 37.6   11.0 0.8   0.6 WNW | 299 2.3   1.2 0.00 0.00 38.9   12.0 41.8   10.2
Max     46.2 100 44.9 2.3 - 4.6 0.00 0.01 44.0 46.9
Avg     40.6 96 39.5 0.9 - 2.5 0.00 - - -
Min     36.7 84 35.7 0.0 - 0.5 0.00 0.00 36.5 39.0