Create Custom Reports and Graphics: Custom Report
Napa County Forecast Links
Morning Forecast Frost Forecast 30/90 Day Outlook Forecast Abbreviations and Terms
Napa County Weather Data Links
Yesterday Growing Degree Days Weather Observation Maps Powdery Mildew Satellite/Radar Data Comparison Summary Miscellaneous UC Oakville Research Station NVV Office Weather Station

Latest Observations

Map

15 Minute Data

Latest Observations

Map

15 Minute Data

Northeast Napa County

12 Stations

15 Minute Data | America/Los_Angeles
as of 12/4/25 1:31 AM PST
Load Interactive
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)
Montesol 12/4/25 0130 39.8   9.8 - - - - - 0.00 0.00 39.8   4.4 41.8   7.8
Pope Valley (Weeks Lake) 12/4/25 0130 30.8   23.5 93   54 29.0   0.7 0.4   4.0 SW | 235 2.4   11.4 0.00 0.00 30.3   3.6 32.2   22.5
Whiskey River Winery 12/4/25 0130 30.7   18.7 92   41 28.5   3.2 1.2   3.2 E | 88 4.4   2.1 0.00 0.00 30.1   3.4 31.4   19.1
Dollarhide Base 12/4/25 0130 38.6   14.6 80   29 32.9   2.7 1.4   0.9 W | 275 3.4   2.0 0.00 0.00 36.8   0.8 41.9   11.5
Dollarhide 1AS Remote 12/4/25 0130 30.5   6.4 95   0 29.3   6.2 0.3   2.5 SE | 133 2.2   4.3 - - 30.3   2.9 31.5   6.3
Dollarhide 17B Remote 12/1/25 1600 59.5   4.7 47   30 39.2   8.6 - - - - - 30.3   11.8 63.8   4.6
Dollarhide 18A Remote 12/4/25 0130 29.6   7.4 98   2 29.1   7.9 - - - - - 29.5   3.4 31.0   6.6
Angwin 12/4/25 0130 50.4   2.7 26   18 16.9   9.9 7.7   8.5 N | 351 13.0   14.5 0.00 0.00 49.8   3.2 51.6   3.5
Lower Angwin (Pioneer) 12/4/25 0130 50.8   0.5 - - 3.4   5.5 NE | 34 5.6   12.3 - - 48.5   0.8 53.4   2.5
Deer Park 12/4/25 0130 48.3   7.8 38   4 24.1   4.2 1.6   4.9 N | 9 3.1   17.4 0.00 0.00 47.9   7.3 52.3   4.1
Lower Chiles Valley (Brown) 12/4/25 0130 34.2   9.4 83   12 29.7   5.1 0.8   0.8 WSW | 256 3.7   0.7 0.00 0.00 33.2   8.2 35.6   13.9
Moss Creek Vineyard/Reservior 12/3/25 2330 37.9   0.7 83   17 33.3   5.3 - - - 0.00 0.00 36.3   2.0 63.3   4.6
Max     50.8 98 32.9 7.7 - 13.0 0.00 0.00 49.8 53.4
Avg     38.4 76 27.4 2.1 - 4.7 0.00 - - -
Min     29.6 26 16.9 0.3 - 2.2 0.00 0.00 29.5 31.0

Northern & Central Napa County

32 Stations

15 Minute Data | America/Los_Angeles
as of 12/4/25 1:31 AM PST
Load Interactive
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 12/4/25 0130 37.1   19.3 86   45 33.4   0.2 - - - 0.00 0.00 36.9   7.3 39.5   19.1
Stags Leap Dist (Chimney Rock) 12/4/25 0130 33.2   5.1 - - 1.0   0.8 N | 6 2.8   3.7 0.00 0.00 32.8   2.8 34.2   4.7
Diamond Mtn (McEachran) 12/4/25 0130 43.8   11.8 58   17 29.8   2.0 - - - - - 43.4   7.3 47.5   10.3
Diamond Mtn (Schramsberg) 12/4/25 0130 52.0   2.0 30   7 21.4   7.1 - - - 0.00 0.00 50.2   2.3 56.0   1.0
Stags Leap Dist (Silverado Vineyards) 12/4/25 0130 33.5   4.2 93   3 31.6   4.9 1.0   0.1 N | 355 2.5   1.3 0.00 0.00 32.9   3.7 34.1   4.2
Fotsch (Maple Lane) 12/4/25 0115 33.9   21.6 91   51 31.6   0.4 1.3   4.5 WSW | 238 3.0   11.8 0.00 0.00 33.7   6.6 36.1   22.5
Oak Knoll-East (Ranch 53) 12/4/25 0130 36.3   2.3 90   5 33.7   3.6 0.7   0.3 WSW | 238 2.9   1.3 0.00 0.00 35.6   1.8 36.6   2.7
Rutherford-North (Mee Ln) 12/4/25 0130 33.2   9.6 92   13 31.1   5.6 0.5   2.5 E | 82 2.0   8.3 0.00 0.00 32.7   2.4 35.2   11.9
Frisinger Napa-NW 12/4/25 0115 34.6   17.7 91   29 32.2   7.5 0.7   4.0 SW | 231 2.0   14.0 0.00 0.00 34.6   2.2 38.2   14.1
Napa-North (Ranch 29) 12/4/25 0130 36.5   1.6 100   0 36.5   1.5 0.6   0.1 ENE | 66 2.3   0.0 0.00 0.00 36.1   0.7 37.4   1.7
St. Helena (NVV Office) 12/4/25 0130 36.9   14.4 - - 0.8   1.5 NW | 318 2.7   4.9 0.00 0.00 36.5   4.9 38.5   15.9
Crossroads Ranch 12/4/25 0130 34.0   3.3 95   4 32.7   4.2 0.6   0.9 NE | 51 3.2   1.9 0.00 0.00 33.6   1.5 34.9   2.4
Oakville 12/4/25 0130 33.8   8.4 93   0 32.1   8.1 0.6   3.5 NE | 43 3.9   2.9 0.00 0.00 33.4   1.7 34.6   10.7
OV561-East 12/4/25 0130 35.6   5.0 - - - - - - - 34.4   1.6 36.0   7.1
OV518-West 12/4/25 0130 34.5   17.1 - - - - - - - 34.1   2.6 36.0   17.0
Napa-NW (Ranch 54) 12/4/25 0130 36.0   12.4 90   18 33.3   6.2 0.1   3.1 S | 173 1.1   7.9 0.00 0.00 35.6   0.8 37.2   12.6
Calistoga (Ranch 78) 12/4/25 0130 33.3   21.0 94   53 31.7   0.7 0.5   4.6 SW | 231 2.5   10.2 0.00 0.00 33.1   5.2 35.2   19.1
Yountville-SE (Ranch 85) 12/4/25 0130 34.5   7.5 94   2 33.0   8.0 0.3   2.3 NE | 42 1.4   6.3 0.00 0.00 34.4   1.8 35.9   6.8
Yountville-South (Ranch 87) 12/4/25 0130 33.4   18.2 95   38 32.2   4.7 0.2   2.4 NNW | 327 2.0   7.0 0.00 0.00 33.2   2.1 34.8   18.8
Rutherford Hill Estate 12/4/25 0130 46.1   8.9 49   9 28.2   3.0 1.1   1.2 ENE | 74 2.4   5.0 0.00 0.00 45.5   4.6 47.0   8.6
Rutherford (STS) 12/4/25 0130 33.0   19.5 92   32 31.0   8.2 0.5   4.6 NE | 44 2.2   12.3 0.00 0.00 32.8   5.8 36.3   16.2
Borreo (Soda Canyon) 12/4/25 0115 37.7   2.5 79   12 31.8   6.1 1.7   0.1 NNW | 333 3.5   0.5 0.00 0.00 37.4   1.1 38.3   2.5
Oakville-NE (Ranch 88) 12/4/25 0130 32.4   6.8 93   3 30.6   7.5 0.0   2.5 N | 0 0.0   8.9 0.00 0.00 32.1   1.4 33.1   12.3
Silver Oak OV 12/4/25 0130 33.8   7.2 93   2 32.0   7.6 0.8   1.7 NE | 35 3.9   1.3 0.00 0.00 33.5   2.0 34.7   6.3
Tiara Fria (East St. Helena) 12/4/25 0130 34.4   6.2 92   1 32.1   6.4 0.7   0.8 NE | 43 2.5   2.3 0.00 0.00 34.2   4.8 36.4   5.6
To Kalon Remote (TKKE) 12/4/25 0130 34.0   17.8 - - - - - - - 33.5   3.7 36.9   16.2
To Kalon 12/4/25 0130 35.0   17.4 89   37 32.1   3.5 0.8   3.6 ENE | 62 1.8   9.2 0.00 0.00 34.6   3.3 36.0   17.2
To Kalon Remote (TKN5) 12/4/25 0130 35.0   16.9 - - - - - - - 34.2   3.4 36.7   16.2
St. Helena-North 12/4/25 0130 36.8   16.4 79   37 30.8   0.4 0.9   2.8 W | 275 3.3   8.8 0.00 0.00 36.5   5.0 38.5   15.6
Twomey Calistoga 12/4/25 0115 34.1   17.3 91   47 31.7   1.9 0.6   4.0 W | 277 2.0   13.0 0.00 0.00 34.0   3.8 35.7   15.7
Wappo Hill Floor 12/4/25 0130 33.3   18.6 100   47 33.2   2.1 0.1   3.5 NNE | 23 1.3   7.8 0.00 0.00 33.2   2.7 35.8   18.7
Yountville (Ranch 67) 12/4/25 0130 33.5   4.1 92   4 31.5   5.1 1.3   0.2 NNE | 25 3.4   1.7 0.00 0.00 32.7   2.0 34.3   3.2
Max     52.0 100 36.5 1.7 - 3.9 0.00 0.00 50.2 56.0
Avg     35.8 86 31.6 0.7 - 2.4 0.00 - - -
Min     32.4 30 21.4 0.0 - 0.0 0.00 0.00 32.1 33.1

Southern Napa County

23 Stations

15 Minute Data
as of 12/4/25 1:31 AM PST
Load Interactive
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)
Carneros (Milton Rd) 12/4/25 0130 43.4   4.2 89   6 40.4   2.5 - - - 0.00 0.00 38.3   2.4 44.0   3.4
Carneros Lower (Ranch 81) 12/4/25 0130 39.0   3.1 91   9 36.6   5.5 2.2   1.1 NNE | 19 3.7   0.6 0.00 0.00 36.1   4.3 39.2   3.4
Carneros Upper (Ranch 81) 12/4/25 0130 44.2   2.3 77   23 37.3   4.5 3.9   0.5 NNE | 15 5.2   0.6 - - 43.9   3.6 48.2   5.1
Carneros (Mitsuko) 12/4/25 0130 35.7   3.8 - - - - - - - 34.4   4.1 38.0   4.4
Mount George (Napa East) 12/4/25 0130 46.4   5.8 98   1 45.8   6.0 0.5   0.4 ESE | 102 2.8   0.1 0.00 0.00 43.8   3.6 46.5   10.4
Napa-East (Palmaz 300') 12/4/25 0130 38.8   1.8 82   10 33.8   4.6 0.2   1.5 WSW | 248 1.6   2.8 0.00 0.00 37.9   2.4 41.4   12.4
Napa-East (Palmaz 1200') 12/4/25 0130 39.2   8.2 73   9 31.2   4.5 2.5   0.6 E | 93 4.9   3.4 - - 38.8   7.2 41.9   8.7
Napa-East (Palmaz 1400') 12/4/25 0115 40.0   7.4 66   1 29.8   7.6 2.0   2.4 N | 352 4.0   8.7 0.00 0.00 38.4   8.4 43.3   5.6
Dealy Lane (Ranch 80) 12/4/25 0130 38.8   1.2 83   13 34.2   2.4 2.0   1.5 NW | 317 4.5   2.7 0.00 0.00 38.8   1.3 40.0   2.5
Suscol Mtn (Ranch 93) 12/4/25 0130 53.1   0.5 31   16 23.6   10.7 0.8   8.2 SE | 124 3.1   15.6 0.00 0.00 51.9   0.7 55.0   1.4
Carneros (Saintsbury) 12/4/25 0130 43.2   5.1 89   11 40.1   2.0 2.4   0.0 ESE | 116 5.6   0.3 0.00 0.00 39.9   2.2 43.6   3.0
Suscol Upper (Ranch 92) 12/4/25 0130 50.8   2.9 42   29 28.5   10.1 4.8   1.4 ENE | 67 6.5   12.2 0.00 0.00 50.4   6.8 54.5   1.7
Stanly (Ranch 45) 12/4/25 0130 37.0   1.1 88   8 33.9   1.2 2.3   2.6 N | 356 3.9   2.8 0.00 0.00 36.4   1.6 39.6   1.3
Suscol Lower (Ranch 35) 12/4/25 0130 36.7   7.2 82   18 31.6   12.3 2.1   2.0 E | 99 3.9   5.1 0.00 0.00 36.4   0.4 39.3   4.7
Napa-South (Toyon Farms) 12/4/25 0130 42.1   0.3 85   15 37.9   4.4 0.0   0.0 N | 0 0.0   0.0 0.00 0.00 41.8   0.1 44.1   0.7
Toyon Remote 1 12/4/25 0130 35.4   5.6 - - - - - - - 35.0   2.9 36.9   5.3
Toyon Remote 2 12/4/25 0130 36.5   5.2 - - - - - - - 35.2   5.0 38.5   4.6
Toyon Remote 3 12/4/25 0130 35.8   4.2 - - - - - - - 35.0   3.8 36.6   5.4
Napa-West Lower (Truchard) 12/4/25 0130 35.0   6.9 91   3 32.7   7.6 - - - - - 34.4   1.5 35.6   6.6
Napa-West Upper (Truchard) 12/4/25 0130 43.7   2.0 78   78 37.4   110.4 1.0   0.4 S | 183 3.0   1.8 0.00 0.00 43.3   2.6 45.5   3.4
Mt. Veeder 12/4/25 0130 51.4   0.1 31   14 21.5   8.8 0.9   8.6 W | 264 2.1   14.8 0.00 0.00 50.3   0.4 51.8   0.1
Wooden Valley 5/1/25 1630 68.6   8.0 58   11 53.4   1.8 8.0   3.8 W | 259 15.1   5.0 0.00 0.00 49.2   1.7 70.2   8.6
Sugarloaf West 12/4/25 0130 36.7   4.8 87   13 33.2   8.2 1.2   0.5 ENE | 78 4.4   0.5 0.00 0.00 35.7   3.3 38.8   3.4
Max     53.1 98 45.8 4.8 - 6.5 0.00 0.00 51.9 55.0
Avg     41.0 76 33.9 1.8 - 3.7 0.00 - - -
Min     35.0 31 21.5 0.0 - 0.0 0.00 0.00 34.4 35.6
About WWG
Purchasing Weather Stations to be added to the NVV Weather Network