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 12/27/25 5:10 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 12/27/25 0500 33.8   11.0 - - - - - 0.00 0.01 32.0   11.2 38.4   6.7
Pope Valley (Weeks Lake) 12/27/25 0500 32.6   16.4 100   26 32.5   8.5 0.1   9.0 W | 265 1.8   15.8 0.00 0.00 31.4   16.0 34.8   14.9
Whiskey River Winery 12/14/25 0345 39.7   1.0 87   2 36.3   1.5 0.0   0.0 N | 0 0.0   0.0 0.00 0.00 39.7   2.0 40.0   1.1
Dollarhide Base 12/27/25 0500 34.7   15.3 100   21 34.7   9.0 0.5   16.6 SSW | 210 1.7   26.6 0.00 0.01 34.0   14.6 40.9   9.9
Dollarhide 1AS Remote 12/27/25 0500 35.2   15.4 96   19 34.2   9.4 0.3   12.4 SW | 219 1.5   22.6 - - 33.5   14.7 35.3   15.8
Dollarhide 17B Remote 12/26/25 2315 37.3   11.9 100   15 37.3   7.5 - - - - - 36.5   10.1 56.4   0.0
Dollarhide 18A Remote 12/27/25 0500 34.5   15.9 100   24 34.5   8.5 - - - - - 32.5   16.1 34.6   16.4
Angwin 12/27/25 0500 37.4   4.7 95   2 36.1   4.2 3.1   4.9 NNW | 338 5.7   8.7 0.00 0.00 37.2   4.2 39.9   2.9
Lower Angwin (Pioneer) 12/27/25 0500 30.9   13.6 - - 0.0   5.1 NE | 51 0.7   9.9 - - 30.8   13.4 42.0   3.2
Deer Park 12/27/25 0500 44.4   5.0 93   18 42.6   0.7 4.7   1.4 N | 355 7.7   3.0 0.00 0.00 43.4   5.1 46.0   4.3
Lower Chiles Valley (Brown) 12/27/25 0500 34.8   15.2 100   29 34.8   6.1 0.0   6.3 N | 0 0.0   18.3 0.00 0.01 33.6   14.1 40.6   9.7
Moss Creek Vineyard/Reservior 12/27/25 0245 40.2   8.3 100   19 40.2   2.9 - - - 0.00 0.00 37.0   10.6 40.5   9.0
Max     44.4 100 42.6 4.7 - 7.7 0.00 0.01 43.4 46.0
Avg     35.4 98 35.6 1.3 - 2.7 0.00 - - -
Min     30.9 93 32.5 0.0 - 0.0 0.00 0.00 30.8 34.6

Northern & Central Napa County

32 Stations

15 Minute Data | America/Los_Angeles
as of 12/27/25 5:10 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 12/26/25 2015 44.9 97 44.1 - - - 0.00 1.10 44.7 59.1
Stags Leap Dist (Chimney Rock) 12/27/25 0500 36.6   13.2 - - 0.4   4.3 NNE | 13 1.5   6.6 0.00 0.01 36.5   11.7 40.0   10.6
Diamond Mtn (McEachran) 12/27/25 0500 44.5   3.2 96   8 43.5   1.0 - - - - - 42.3   3.8 45.5   4.3
Diamond Mtn (Schramsberg) 12/27/25 0500 42.8   5.0 100   19 42.8   0.4 - - - 0.00 0.00 41.7   5.0 43.7   5.2
Stags Leap Dist (Silverado Vineyards) 12/27/25 0500 36.8   14.2 97   26 36.0   5.8 0.1   7.0 N | 358 1.1   10.9 0.00 0.00 36.7   12.1 41.1   10.4
Fotsch (Maple Lane) 12/27/25 0500 44.5   4.3 96   15 43.3   0.2 0.6   1.7 SE | 133 1.5   3.9 0.00 0.00 39.9   7.4 45.8   7.0
Oak Knoll-East (Ranch 53) 12/27/25 0500 36.4   12.2 97   16 35.8   7.5 0.3   2.7 WNW | 299 1.4   3.6 0.00 0.01 35.7   10.6 39.7   11.5
Rutherford-North (Mee Ln) 12/27/25 0500 30.2   22.7 99   33 30.0   12.1 0.9   5.5 WNW | 287 2.0   13.6 0.00 0.00 29.8   21.8 36.3   17.1
Frisinger Napa-NW 12/27/25 0500 35.5   16.6 97   21 34.7   10.1 0.1   6.3 W | 271 1.8   9.0 0.00 0.00 35.3   12.0 40.7   11.9
Napa-North (Ranch 29) 12/27/25 0500 36.9   8.3 100   0 36.8   8.3 0.5   0.5 N | 355 1.9   0.2 0.00 0.00 36.8   7.5 39.9   10.2
St. Helena (NVV Office) 12/27/25 0500 36.5   15.6 - - 0.1   2.2 SE | 134 0.9   8.7 0.00 0.01 36.4   14.6 40.3   12.9
Crossroads Ranch 12/27/25 0500 36.7   13.9 99   21 36.5   7.4 0.0   5.0 N | 0 0.0   9.9 0.00 0.01 36.7   11.7 41.2   10.7
Oakville 12/27/25 0500 36.8   14.3 98   28 36.2   5.6 0.4   4.0 SW | 231 2.3   10.9 0.00 0.00 36.7   11.2 40.9   11.2
OV561-East 12/27/25 0500 36.9   10.7 - - - - - - - 36.6   9.4 41.0   7.7
OV518-West 12/27/25 0500 37.3   13.7 - - - - - - - 37.2   11.1 41.2   11.2
Napa-NW (Ranch 54) 12/27/25 0500 35.1   16.7 100   27 35.1   8.3 0.0   2.6 N | 0 0.0   8.3 0.00 0.00 34.9   10.9 39.7   12.3
Calistoga (Ranch 78) 12/27/25 0500 44.0   6.4 95   18 42.7   0.7 1.6   1.4 NNW | 342 3.1   6.1 0.00 0.00 39.6   7.2 44.8   7.4
Yountville-SE (Ranch 85) 12/27/25 0500 37.1   11.7 100   16 37.1   7.1 0.9   1.4 NNW | 346 1.9   3.3 0.00 0.01 36.6   11.7 40.0   10.9
Yountville-South (Ranch 87) 12/27/25 0500 37.1   8.9 100   7 37.1   6.8 0.8   1.9 NE | 37 2.5   1.5 0.00 0.00 36.4   8.6 39.9   11.4
Rutherford Hill Estate 12/27/25 0500 41.2   8.4 100   23 41.2   1.4 1.1   1.6 SE | 138 2.8   5.5 0.00 0.00 39.6   8.7 43.7   6.9
Rutherford (STS) 12/20/25 1645 58.7   2.0 79   2 52.1   1.4 1.6   3.6 SE | 143 3.3   6.5 0.00 0.01 56.5   6.0 59.8   1.7
Borreo (Soda Canyon) 12/27/25 0500 37.1   4.7 98   1 36.7   4.4 0.8   0.3 NNW | 341 1.7   0.7 0.00 0.00 36.6   5.0 40.4   6.8
Oakville-NE (Ranch 88) 12/27/25 0500 35.7   12.9 96   20 34.8   6.9 0.0   3.6 N | 0 0.0   7.8 0.00 0.00 35.5   11.9 41.3   10.6
Silver Oak OV 12/27/25 0500 36.5   14.3 98   24 36.0   7.0 0.2   4.3 SW | 219 1.6   6.8 0.01 0.05 36.3   12.3 41.0   11.2
Tiara Fria (East St. Helena) 12/27/25 0500 37.3   15.3 97   30 36.6   5.4 0.0   2.6 S | 188 0.8   7.3 0.00 0.00 37.2   14.2 41.4   11.9
To Kalon Remote (TKKE) 12/27/25 0500 36.4   16.9 - - - - - - - 36.1   15.2 39.8   13.9
To Kalon 12/27/25 0500 35.6   17.8 100   33 35.5   7.1 0.6   7.3 S | 184 1.7   13.9 0.01 0.01 35.5   16.4 39.8   13.7
To Kalon Remote (TKN5) 12/27/25 0500 36.7   17.0 - - - - - - - 36.3   14.9 39.8   14.5
St. Helena-North 12/27/25 0500 39.6   11.0 98   27 39.1   2.4 1.1   1.2 NW | 304 2.0   6.8 0.00 0.01 37.4   10.1 40.7   11.1
Twomey Calistoga 12/27/25 0500 44.1   7.1 100   29 44.1   1.9 0.2   3.1 SW | 235 1.1   12.3 0.00 0.00 39.5   6.6 44.7   7.4
Wappo Hill Floor 12/27/25 0500 35.6   9.9 100   12 35.6   6.6 1.3   1.0 N | 7 2.3   0.7 0.00 0.00 35.2   9.9 38.5   11.9
Yountville (Ranch 67) 12/27/25 0500 36.4   14.0 98   26 35.8   5.6 0.7   4.4 NNW | 336 2.1   9.5 0.01 0.05 36.4   11.6 40.9   10.0
Max     44.5 100 44.1 1.6 - 3.1 0.01 0.05 42.3 45.8
Avg     37.8 98 37.6 0.5 - 1.6 0.00 - - -
Min     30.2 95 30.0 0.0 - 0.0 0.00 0.00 29.8 36.3

Southern Napa County

23 Stations

15 Minute Data
as of 12/27/25 5:10 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) 12/27/25 0500 36.6   16.4 95   20 35.3   9.9 - - - 0.00 0.00 36.2   13.1 41.5   11.9
Carneros Lower (Ranch 81) 12/27/25 0500 37.8   9.7 0   92 -75.3   120.7 0.1   1.0 SSE | 168 1.3   4.1 0.00 0.00 37.1   9.2 43.0   6.1
Carneros Upper (Ranch 81) 12/27/25 0500 43.4   6.5 91   12 41.0   2.7 0.2   11.8 NNW | 333 1.8   14.0 - - 42.7   5.8 45.6   5.6
Carneros (Mitsuko) 12/27/25 0500 35.8   14.7 - - - - - - - 34.7   10.7 43.6   8.7
Mount George (Napa East) 12/27/25 0500 36.9   11.7 98   2 36.4   11.2 0.3   1.8 E | 86 2.4   2.6 0.00 0.01 36.9   10.8 41.4   13.4
Napa-East (Palmaz 300') 12/27/25 0500 37.5   9.0 100   6 37.4   7.4 0.6   0.8 S | 171 3.1   0.0 0.00 0.00 37.2   9.0 42.9   7.9
Napa-East (Palmaz 1200') 12/27/25 0500 39.4   7.5 90   3 36.7   8.2 1.2   2.1 E | 100 2.4   5.6 - - 36.8   9.2 42.0   6.1
Napa-East (Palmaz 1400') 12/27/25 0500 41.1   5.0 100   6 41.2   3.2 0.3   5.7 W | 270 2.3   13.2 0.00 0.01 38.1   7.0 43.0   4.1
Dealy Lane (Ranch 80) 12/27/25 0500 36.9   11.8 97   13 36.0   7.9 0.9   1.2 E | 81 3.8   2.1 0.00 0.00 36.4   9.8 41.3   9.5
Suscol Mtn (Ranch 93) 12/27/25 0500 44.1   5.2 93   11 42.2   1.7 7.1   0.8 NNE | 16 11.0   4.5 0.00 0.00 42.6   4.8 44.7   5.5
Carneros (Saintsbury) 12/27/25 0500 34.9   14.8 100   17 34.8   9.8 1.4   5.5 N | 9 2.5   9.4 0.00 0.00 34.7   12.8 40.6   10.3
Suscol Upper (Ranch 92) 12/27/25 0500 43.9   5.5 92   8 41.7   3.1 1.0   2.4 NW | 308 3.0   6.0 0.00 0.00 43.0   5.0 44.6   6.3
Stanly (Ranch 45) 12/27/25 0500 35.1   17.1 98   22 34.7   10.4 4.5   6.2 N | 5 6.4   11.0 0.00 0.00 35.0   12.6 41.8   10.5
Suscol Lower (Ranch 35) 12/27/25 0500 36.1   14.9 100   19 36.1   9.2 1.1   4.6 NNE | 14 1.8   10.5 0.00 0.00 35.1   13.7 41.0   11.3
Napa-South (Toyon Farms) 12/27/25 0500 37.3   13.1 100   14 37.3   9.0 1.2   5.0 NNE | 19 3.3   6.9 0.00 0.00 36.9   11.6 42.7   8.6
Toyon Remote 1 12/27/25 0500 36.1   12.6 - - - - - - - 35.2   8.8 38.2   12.4
Toyon Remote 2 12/27/25 0500 37.1   13.4 - - - - - - - 35.2   8.9 39.8   11.7
Toyon Remote 3 12/27/25 0500 36.3   12.1 - - - - - - - 35.0   9.2 37.9   11.8
Napa-West Lower (Truchard) 12/27/25 0500 34.5   14.1 99   14 34.1   9.9 - - - - - 33.1   9.1 36.4   12.4
Napa-West Upper (Truchard) 12/27/25 0500 39.4   9.2 0   87 -74.5   119.6 1.0   6.5 S | 170 4.3   8.6 0.00 0.00 37.6   8.2 43.3   6.8
Mt. Veeder 12/27/25 0500 40.6   5.1 95   11 39.4   1.9 0.6   3.5 WSW | 257 1.9   6.3 0.00 0.01 40.5   3.8 42.4   3.7
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 12/27/25 0500 36.7   15.8 100   18 36.6   10.6 0.3   4.8 NNW | 337 1.8   7.6 0.00 0.00 34.9   14.8 42.8   10.7
Max     44.1 100 42.2 7.1 - 11.0 0.00 0.01 43.0 45.6
Avg     38.1 86 25.1 1.4 - 3.3 0.00 - - -
Min     34.5 0 -75.3 0.1 - 1.3 0.00 0.00 33.1 36.4
About WWG
Purchasing Weather Stations to be added to the NVV Weather Network