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 12/26/25 3:00 PM 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 12/26/25 1500 47.0   0.1 - - - - - 0.00 0.68 43.1   0.7 47.1   2.5
Pope Valley (Weeks Lake) 12/26/25 1445 51.0   1.2 87   11 47.2   2.5 6.8   0.1 SSE | 165 17.3   2.4 0.02 0.27 47.3   0.1 53.5   1.4
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 12/26/25 1500 51.2   1.4 93   11 49.1   1.9 9.2   2.1 S | 175 21.6   2.0 0.03 0.28 48.6   1.2 55.2   1.1
Dollarhide 1AS Remote 12/26/25 1500 51.2   1.5 92   9 48.9   1.2 8.5   2.3 S | 174 17.5   4.5 - - 48.2   0.8 54.9   1.4
Dollarhide 17B Remote 12/26/25 1445 51.1   1.7 94   10 49.5   1.3 - - - - - 48.4   1.8 56.4   0.0
Dollarhide 18A Remote 12/26/25 1500 51.0   1.1 91   7 48.5   1.0 - - - - - 48.6   1.1 54.2   1.4
Angwin 12/26/25 1500 44.2   0.4 100   6 44.2   1.2 13.2   1.9 SSE | 162 23.1   5.7 0.00 0.58 41.4   1.8 44.6   2.3
Lower Angwin (Pioneer) 12/26/25 1445 46.2   0.9 - - 9.1   3.1 SW | 218 20.0   5.5 - - 44.1   2.8 47.2   2.1
Deer Park 12/26/25 1500 50.2   2.2 93   15 48.3   2.4 5.4   6.1 SSE | 148 10.4   9.8 0.03 0.37 48.5   1.7 52.8   1.5
Lower Chiles Valley (Brown) 12/26/25 1500 50.3   1.6 89   11 47.1   1.9 5.1   0.4 SSW | 205 13.1   2.6 0.10 0.75 47.8   0.6 51.9   2.8
Moss Creek Vineyard/Reservior 12/26/25 1145 50.1   5.5 83   17 45.2   0.6 - - - 0.02 0.14 47.6   3.2 53.1   3.7
Max     51.2 100 49.5 13.2 - 23.1 0.10 0.75 48.6 56.4
Avg     49.4 92 47.9 8.2 - 17.6 0.03 - - -
Min     44.2 87 44.2 5.1 - 10.4 0.00 0.27 41.4 44.6

Northern & Central Napa County

32 Stations

15 Minute Data | America/Los_Angeles
as of 12/26/25 3:00 PM 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 1500 53.8   0.5 94   14 52.1   3.8 - - - 0.00 1.10 47.9   0.0 59.1   0.0
Stags Leap Dist (Chimney Rock) 12/26/25 1500 53.0   3.2 - - 7.5   1.5 S | 177 18.4   3.7 0.04 0.30 48.2   3.8 57.1   2.9
Diamond Mtn (McEachran) 12/26/25 1500 52.0   0.0 92   6 49.8   1.9 - - - - - 46.1   0.2 53.5   0.3
Diamond Mtn (Schramsberg) 12/26/25 1445 50.2   1.2 96   17 49.0   3.9 - - - 0.00 0.41 46.7   1.4 51.7   0.5
Stags Leap Dist (Silverado Vineyards) 12/26/25 1500 52.2   2.5 85   13 47.7   2.1 8.5   0.8 SE | 139 17.6   0.7 0.06 0.32 48.7   1.5 55.0   2.5
Fotsch (Maple Lane) 12/26/25 1500 54.1   0.3 84   10 49.6   3.0 3.7   1.5 SW | 217 8.0   5.3 0.00 0.35 47.3   0.6 55.3   0.6
Oak Knoll-East (Ranch 53) 12/26/25 1445 53.8   2.3 84   13 49.2   2.2 7.5   1.4 SSW | 195 16.4   4.2 0.01 0.14 46.3   5.4 57.4   3.4
Rutherford-North (Mee Ln) 12/26/25 1445 52.0   2.9 87   11 48.3   0.9 6.4   1.9 S | 175 20.0   5.5 0.05 0.20 48.5   1.0 55.0   5.0
Frisinger Napa-NW 12/26/25 1445 53.6   3.1 86   12 49.5   1.0 12.8   3.2 SSW | 201 24.0   6.3 0.01 0.20 47.3   4.8 57.1   3.1
Napa-North (Ranch 29) 12/26/25 1500 53.8   3.0 83   21 48.7   4.8 7.3   1.8 SSW | 192 14.4   1.0 0.01 0.03 44.3   8.3 57.7   2.5
St. Helena (NVV Office) 12/26/25 1500 52.4   2.9 - - 2.3   2.8 SE | 125 5.7   5.5 0.04 0.46 49.5   0.2 55.9   1.1
Crossroads Ranch 12/26/25 1445 53.5   1.4 85   6 49.2   0.6 9.3   0.7 S | 177 15.5   0.4 0.07 0.30 48.4   2.2 56.1   0.5
Oakville 12/26/25 1500 52.9   1.8 86   10 48.8   1.7 8.2   1.6 SSE | 153 15.0   2.6 0.04 0.40 47.9   2.4 55.7   1.0
OV561-East 12/26/25 1500 52.6   1.5 - - - - - - - 46.1   3.8 55.1   1.0
OV518-West 12/26/25 1500 53.3   1.5 - - - - - - - 48.4   2.3 55.7   1.0
Napa-NW (Ranch 54) 12/26/25 1445 53.5   2.4 86   12 49.4   1.8 5.7   1.2 S | 179 12.2   3.8 0.02 0.21 45.8   5.8 57.0   3.5
Calistoga (Ranch 78) 12/26/25 1500 54.0   0.3 81   6 48.2   1.7 3.8   0.3 SSW | 193 11.5   3.8 0.00 0.37 46.8   1.3 55.4   0.3
Yountville-SE (Ranch 85) 12/26/25 1500 53.2   3.2 89   19 50.2   3.1 3.3   2.7 SW | 223 8.7   4.4 0.05 0.29 48.3   4.1 56.6   3.1
Yountville-South (Ranch 87) 12/26/25 1445 53.4   1.9 89   12 50.3   1.9 6.4   1.7 SSW | 204 13.0   4.1 0.02 0.27 45.0   7.1 56.4   2.8
Rutherford Hill Estate 12/26/25 1445 50.9   2.3 93   13 49.0   1.6 2.6   1.9 SSE | 160 12.1   0.4 0.00 0.01 48.3   0.0 53.7   2.9
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) 12/26/25 1445 51.2   1.9 89   12 47.9   2.0 6.0   2.4 S | 179 13.3   4.9 0.00 0.26 41.4   7.7 55.1   1.4
Oakville-NE (Ranch 88) 12/26/25 1500 52.6   1.4 87   8 48.9   1.3 5.9   1.2 SSW | 194 12.5   3.8 0.03 0.34 47.5   2.2 55.2   1.5
Silver Oak OV 12/26/25 1500 53.5   1.4 87   12 49.8   2.5 9.4   0.7 SSE | 155 15.0   7.2 0.00 0.25 48.7   1.6 55.9   0.6
Tiara Fria (East St. Helena) 12/26/25 1445 53.2   2.0 85   11 48.7   1.6 7.6   2.1 S | 186 19.6   4.2 0.11 0.27 50.3   0.7 55.2   2.2
To Kalon Remote (TKKE) 12/26/25 1445 53.2   1.6 - - - - - - - 49.7   0.1 56.3   0.5
To Kalon 12/26/25 1500 52.9   1.4 90   9 49.9   1.5 6.5   3.0 SSE | 158 10.3   6.4 0.04 0.47 49.2   1.0 55.5   1.5
To Kalon Remote (TKN5) 12/26/25 1500 53.4   1.6 - - - - - - - 50.2   0.3 56.0   0.9
St. Helena-North 12/26/25 1500 51.9   2.1 90   16 49.0   3.2 4.9   2.8 SSE | 164 13.8   5.3 0.00 0.06 46.6   1.8 55.2   0.6
Twomey Calistoga 12/26/25 1445 53.9   0.5 84   7 49.4   1.9 3.5   0.3 S | 187 14.8   6.6 0.00 0.34 46.1   2.0 55.4   0.1
Wappo Hill Floor 12/26/25 1445 53.3   2.7 87   13 49.4   1.6 7.4   2.2 S | 182 14.1   4.6 0.02 0.31 45.0   7.2 56.7   2.6
Yountville (Ranch 67) 12/26/25 1445 52.3   2.0 85   10 47.9   1.4 9.3   2.6 SSE | 164 18.3   5.0 0.00 0.41 48.0   2.4 54.9   2.8
Max     54.1 96 52.1 12.8 - 24.0 0.11 1.10 50.3 59.1
Avg     52.9 87 49.2 6.5 - 14.3 0.02 - - -
Min     50.2 81 47.7 2.3 - 5.7 0.00 0.01 41.4 51.7

Southern Napa County

23 Stations

15 Minute Data
as of 12/26/25 3:00 PM 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) 12/26/25 1445 54.7   2.2 80   15 48.6   3.4 - - - 0.00 0.00 49.3   3.5 59.8   1.6
Carneros Lower (Ranch 81) 12/26/25 1500 52.5   1.3 93   16 50.6   4.0 4.6   5.3 SSW | 197 13.6   4.9 0.03 0.12 46.4   4.4 58.1   2.4
Carneros Upper (Ranch 81) 12/26/25 1500 52.3   0.9 90   16 49.6   4.2 17.8   1.1 SSW | 202 28.1   1.5 - - 48.3   2.1 57.7   1.2
Carneros (Mitsuko) 12/26/25 1445 54.0   2.8 - - - - - - - 45.4   5.9 58.6   2.0
Mount George (Napa East) 12/26/25 1445 58.0   0.0 84   19 53.1   6.7 5.2   0.5 SSW | 206 14.7   1.9 0.01 0.04 47.6   3.6 60.7   1.0
Napa-East (Palmaz 300') 12/26/25 1445 54.3   2.4 79   11 47.9   1.9 4.6   0.5 SSW | 208 14.4   4.5 0.01 0.03 46.2   4.2 58.8   1.2
Napa-East (Palmaz 1200') 12/26/25 1500 49.3   2.5 91   21 46.8   4.4 4.6   0.3 NW | 316 16.1   1.8 - - 46.0   0.4 53.0   2.3
Napa-East (Palmaz 1400') 12/26/25 1445 48.6   2.1 94   15 46.8   2.5 8.9   0.6 SSW | 192 25.5   4.0 0.02 0.08 45.0   0.2 52.0   2.2
Dealy Lane (Ranch 80) 12/26/25 1500 53.0   1.7 88   19 49.5   4.8 3.6   4.6 S | 190 10.7   9.6 0.02 0.07 46.2   4.7 58.0   1.9
Suscol Mtn (Ranch 93) 12/26/25 1500 51.0   0.8 84   16 46.4   4.7 10.6   4.0 SW | 216 25.9   7.2 0.00 0.00 47.5   0.2 55.4   1.6
Carneros (Saintsbury) 12/26/25 1500 53.3   1.5 86   15 49.1   3.8 10.5   1.7 S | 190 18.3   1.2 0.00 0.00 47.5   3.8 57.8   2.8
Suscol Upper (Ranch 92) 12/26/25 1445 52.4   2.2 82   17 47.1   4.0 8.4   0.9 S | 188 23.7   6.1 0.00 0.03 48.0   0.6 56.3   2.5
Stanly (Ranch 45) 12/26/25 1500 54.2   0.9 80   11 48.3   3.2 15.9   0.3 SSW | 210 23.1   0.7 0.00 0.00 47.5   4.5 57.9   3.2
Suscol Lower (Ranch 35) 12/26/25 1500 54.3   0.2 80   13 48.4   4.4 10.5   2.8 S | 189 17.1   6.3 0.00 0.05 48.8   2.6 58.9   2.0
Napa-South (Toyon Farms) 12/26/25 1500 53.7   1.8 89   17 50.6   3.7 11.0   0.3 SSW | 194 15.2   5.7 0.01 0.03 48.6   3.7 58.1   2.4
Toyon Remote 1 12/26/25 1500 53.6   1.9 - - - - - - - 44.0   8.3 58.2   2.9
Toyon Remote 2 12/26/25 1500 54.1   1.4 - - - - - - - 44.1   8.5 58.3   2.7
Toyon Remote 3 12/26/25 1500 53.8   1.7 - - - - - - - 44.2   8.4 58.5   2.8
Napa-West Lower (Truchard) 12/26/25 1500 52.9   2.2 86   17 48.8   3.6 - - - - - 42.2   9.8 58.2   2.0
Napa-West Upper (Truchard) 12/26/25 1500 52.1   2.5 95   26 50.7   6.1 12.5   1.0 SSW | 194 21.1   1.7 0.03 0.07 45.8   4.8 56.9   2.6
Mt. Veeder 12/26/25 1445 47.1   0.7 100   6 47.1   0.8 5.9   2.7 SSE | 158 14.8   0.9 0.08 0.38 44.3   0.4 48.3   1.6
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 12/26/25 1445 55.6   0.7 79   10 49.4   2.9 10.4   1.1 SSE | 168 23.4   1.1 0.00 0.01 49.7   2.9 58.7   1.6
Max     58.0 100 53.1 17.8 - 28.1 0.08 0.38 49.7 60.7
Avg     52.9 87 48.8 9.1 - 19.1 0.01 - - -
Min     47.1 79 46.4 3.6 - 10.7 0.00 0.00 42.2 48.3
About WWG
Purchasing Weather Stations to be added to the NVV Weather Network