Northern & Central Napa County

32 Stations

15 Minute Data | America/Los_Angeles
as of 2/21/26 4:04 AM PST
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 2/21/26 0400 29.8   1.5 99   0 29.6   1.5 - - - 0.00 0.00 29.5   1.5 33.0   0.6
Stags Leap Dist (Chimney Rock) 2/21/26 0400 33.6   2.0 91   90 31.2   103.5 0.7   0.0 E | 79 2.6   0.7 0.00 0.00 33.2   3.1 36.0   1.7
Diamond Mtn (McEachran) 2/21/26 0400 37.5   4.5 91   2 35.0   4.0 - - - - - 36.9   4.1 37.9   2.0
Diamond Mtn (Schramsberg) 2/21/26 0400 39.6   7.0 79   11 33.8   3.7 - - - 0.00 0.00 39.3   6.9 40.8   3.4
Stags Leap Dist (Silverado Vineyards) 2/21/26 0400 32.5   0.7 92   0 30.5   0.5 0.4   2.6 N | 355 2.3   2.6 0.00 0.00 32.0   0.8 35.0   0.5
Fotsch (Maple Lane) 2/21/26 0400 30.8   0.5 96   1 29.8   0.6 1.3   0.9 NE | 47 2.4   1.0 0.00 0.00 29.7   0.2 31.9   2.0
Oak Knoll-East (Ranch 53) 2/21/26 0400 33.4   2.0 93   2 31.6   1.4 0.9   0.4 WNW | 288 2.4   1.0 0.00 0.00 33.2   2.7 36.8   2.9
Rutherford-North (Mee Ln) 2/21/26 0400 30.4   0.9 98   0 30.0   0.9 0.5   1.2 WNW | 292 1.8   1.3 0.00 0.00 30.0   0.7 33.3   0.1
Frisinger Napa-NW 2/21/26 0345 33.0   1.8 94   0 31.5   1.7 1.1   0.2 S | 190 2.6   0.3 0.00 0.00 32.5   2.4 36.9   2.9
Napa-North (Ranch 29) 2/21/26 0400 33.1   2.6 100   0 33.1   2.6 0.3   0.2 E | 82 1.6   0.2 0.00 0.00 32.9   2.7 37.5   4.0
St. Helena (NVV Office) 2/21/26 0400 31.4   0.9 - - 0.2   1.1 NE | 38 1.7   1.8 0.00 0.00 31.2   0.1 34.8   0.4
Crossroads Ranch 2/21/26 0345 31.2   0.3 96   0 30.1   0.5 1.9   0.2 W | 262 3.0   0.2 0.00 0.00 31.0   0.5 33.2   0.1
Oakville 2/21/26 0400 31.5   0.5 97   1 30.7   0.8 0.9   1.2 WNW | 293 1.9   2.8 0.00 0.00 31.2   0.8 33.8   0.8
OV561-East 2/21/26 0400 32.2   0.4 - - - - - - - 31.0   0.6 35.5   1.0
OV518-West 2/21/26 0400 32.0   0.0 - - - - - - - 31.7   0.7 34.5   0.7
Napa-NW (Ranch 54) 2/21/26 0400 34.9   3.0 93   7 33.2   1.3 1.6   0.2 WNW | 290 3.3   0.8 0.00 0.00 34.6   3.0 37.0   2.4
Calistoga (Ranch 78) 2/21/26 0400 29.8   1.6 96   0 28.6   1.7 0.0   0.1 W | 262 0.5   0.9 0.00 0.00 29.3   1.2 31.0   0.9
Yountville-SE (Ranch 85) 2/21/26 0345 33.7   2.6 95   3 32.3   1.8 1.4   1.1 WSW | 244 2.3   0.3 0.00 0.00 33.4   2.7 36.1   2.0
Yountville-South (Ranch 87) 2/21/26 0400 34.1   2.4 100   0 34.1   2.4 1.8   1.3 NW | 317 4.4   0.3 0.00 0.00 33.4   3.6 36.7   3.2
Rutherford Hill Estate 2/21/26 0400 37.2   3.7 89   2 34.1   3.1 0.3   0.8 E | 88 1.5   0.7 0.00 0.00 36.4   3.1 39.4   2.6
Rutherford (STS) 2/21/26 0345 31.8   1.2 92   0 29.8   1.1 1.1   1.3 WSW | 255 2.1   1.5 0.00 0.00 31.3   1.4 34.4   1.3
Borreo (Soda Canyon) 2/21/26 0400 33.8   4.2 94   0 32.2   4.1 1.6   1.2 NNW | 332 4.0   2.4 0.00 0.00 33.6   4.2 36.9   4.0
Oakville-NE (Ranch 88) 2/21/26 0400 30.3   0.4 94   0 28.9   0.4 0.0   0.0 N | 0 0.0   0.0 0.00 0.00 30.1   0.1 31.6   1.7
Silver Oak OV 2/21/26 0400 30.5   0.1 96   1 29.6   0.2 0.3   1.5 NW | 326 1.2   1.8 0.00 0.00 30.2   0.1 33.4   0.3
Tiara Fria (East St. Helena) 2/21/26 0400 31.6   0.7 96   1 30.4   0.8 0.5   0.2 WNW | 295 1.5   0.4 0.00 0.00 31.4   0.7 33.7   0.4
To Kalon Remote (TKKE) 2/21/26 0400 31.5   0.0 - - - - - - - 30.4   0.1 32.9   0.9
To Kalon 2/21/26 0400 31.4   0.2 97   2 30.7   0.2 0.6   2.4 WSW | 258 2.0   2.5 0.00 0.00 31.1   0.4 34.8   0.4
To Kalon Remote (TKN5) 2/21/26 0400 30.9   0.9 - - - - - - - 30.4   0.3 34.2   0.0
St. Helena-North 2/21/26 0400 31.3   1.8 100   0 31.3   1.9 1.5   0.4 NW | 321 2.6   0.0 0.00 0.00 31.3   1.9 32.8   0.2
Twomey Calistoga 2/21/26 0400 31.0   0.8 100   5 31.0   2.0 0.3   0.5 W | 281 1.5   0.1 0.00 0.00 31.0   0.8 32.7   0.9
Wappo Hill Floor 2/21/26 0400 32.2   0.0 100   0 32.2   0.0 1.4   0.4 S | 172 3.0   1.1 0.00 0.00 32.2   1.0 34.5   0.3
Yountville (Ranch 67) 2/21/26 0400 32.0   0.3 96   1 30.9   0.5 0.4   2.6 NW | 309 1.7   4.6 0.00 0.01 31.9   0.4 34.2   1.1
Max     39.6 100 35.0 1.9 - 4.4 0.00 0.01 39.3 40.8
Avg     32.5 95 31.3 0.8 - 2.2 0.00 - - -
Min     29.8 79 28.6 0.0 - 0.0 0.00 0.00 29.3 31.0