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

Map - Southern Napa County

Map

15 Minute Data

Northeast Napa County

10 Stations

15 Minute Data | America/Los_Angeles
as of 5/22/26 2:33 PM PDT
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 Max Temp (°F) Daily Min Temp (°F)
Dollarhide 18A Remote 5/22/26 1430 86.1   4.7 37   14 57.0   9.2 - - - - - 88.3   3.1 43.1   2.1
Dollarhide 1AS Remote 5/22/26 1430 86.8   4.0 38   15 58.3   10.6 7.1   2.0 SW | 222 13.9   2.8 - - 88.0   4.4 45.8   1.6
Angwin 5/22/26 1430 76.5   5.3 43   16 52.5   8.2 4.5   1.2 SSE | 147 8.7   0.1 0.00 0.00 77.7   4.6 65.3   2.3
Lower Angwin (Pioneer) 5/22/26 1430 77.6   5.4 - - 4.0   0.2 WSW | 247 9.4   0.7 - - 79.5   4.5 44.8   3.3
Lower Chiles Valley (Brown) 5/22/26 1430 80.0   7.0 41   18 54.1   9.7 5.0   1.0 WNW | 285 13.7   0.8 0.00 0.00 80.8   7.0 49.7   8.5
Deer Park 5/22/26 1430 81.4   7.6 43   14 57.0   4.1 4.1   0.8 SSW | 210 8.6   0.6 0.00 0.00 82.0   7.8 51.0   2.2
Moss Creek Vineyard/Reservior 5/22/26 1430 86.4   5.9 33   16 54.2   12.2 - - - 0.00 0.00 89.1   3.7 50.0   1.6
Montesol 5/22/26 1430 78.9   2.8 - - - - - 0.00 0.00 83.3   0.8 52.8   0.5
Dollarhide Base 5/22/26 1430 87.2   4.0 38   15 58.8   9.8 7.2   2.5 SSW | 205 12.6   1.5 0.00 0.00 89.0   3.4 51.7   1.0
Pope Valley (Weeks Lake) 5/22/26 1430 87.3   1.7 26   6 48.5   5.0 4.7   1.4 SSW | 211 9.6   0.4 0.00 0.00 87.8   2.6 45.0   2.4
Max     87.3 43 58.8 7.2 - 13.9 0.00 0.00 89.1 65.3
Avg     82.8 38 55.1 5.2 - 10.9 0.00 - - -
Min     76.5 26 48.5 4.0 - 8.6 0.00 0.00 77.7 43.1

Northern & Central Napa County

32 Stations

15 Minute Data | America/Los_Angeles
as of 5/22/26 2:33 PM PDT
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 Max Temp (°F) Daily Min Temp (°F)
Calistoga-North 5/21/26 1700 89.1   1.4 20   5 42.2   4.3 - - - 0.00 0.00 95.6   2.5 47.2   1.7
Stags Leap Dist (Chimney Rock) 5/22/26 1430 75.7   10.8 55   18 58.4   1.5 5.5   0.8 SE | 142 11.5   1.9 0.00 0.00 76.0   11.3 50.9   6.0
Diamond Mtn (McEachran) 5/22/26 1430 81.9   6.5 40   22 55.3   15.2 - - - - - 83.4   7.3 51.1   2.1
Diamond Mtn (Schramsberg) 5/22/26 1430 82.3   6.3 43   23 57.4   15.5 - - - 0.00 0.00 83.0   6.5 49.4   6.4
Stags Leap Dist (Silverado Vineyards) 5/22/26 1430 75.1   11.6 49   19 54.8   3.2 6.8   3.2 SSE | 157 13.5   2.9 0.00 0.00 75.4   12.0 49.6   3.9
Oak Knoll-East (Ranch 53) 5/22/26 1430 75.6   11.6 50   17 55.4   1.5 5.0   1.1 SSE | 149 13.2   5.3 0.00 0.00 76.2   11.5 49.9   2.0
Rutherford-North (Mee Ln) 5/22/26 1430 78.4   10.8 46   17 56.2   2.9 4.8   0.8 SSE | 152 12.3   1.3 0.00 0.00 79.4   10.2 49.1   4.0
Frisinger Napa-NW 5/22/26 1430 76.7   11.8 55   17 59.4   0.2 7.3   1.8 SSE | 157 13.9   3.9 0.00 0.00 76.8   11.8 45.7   1.6
Napa-North (Ranch 29) 5/22/26 1430 72.9   11.9 55   18 55.8   0.5 4.3   0.1 S | 172 10.0   0.8 0.00 0.00 73.6   11.5 50.9   1.9
St. Helena (NVV Office) 5/22/26 1430 83.2   9.8 - - 2.0   0.4 SE | 146 5.9   1.1 0.00 0.00 83.7   10.6 52.7   2.3
Crossroads Ranch 5/22/26 1415 78.0   10.0 51   19 58.5   4.2 8.4   1.1 SSE | 151 13.8   2.3 0.00 0.00 78.0   10.3 50.5   3.6
Oakville 5/22/26 1430 77.0   11.1 48   19 55.7   4.5 7.3   1.6 SE | 131 13.9   3.2 0.00 0.00 77.6   10.9 49.8   3.6
OV561-East 5/22/26 1430 77.5   9.7 - - - - - - - 78.0   10.2 50.9   3.4
OV518-West 5/22/26 1430 77.2   10.9 - - - - - - - 77.7   10.9 49.7   2.0
Napa-NW (Ranch 54) 5/22/26 1430 78.8   10.8 47   15 57.0   1.1 1.3   0.3 ESE | 121 4.9   0.7 0.00 0.00 79.4   10.8 49.0   0.1
Calistoga (Ranch 78) 5/22/26 1430 82.8   7.6 40   19 56.2   10.5 5.5   0.8 WNW | 297 10.4   1.5 0.00 0.00 84.5   8.8 51.5   6.9
Yountville-SE (Ranch 85) 5/22/26 1430 75.1   12.0 52   20 56.4   2.5 6.2   1.1 SSE | 161 11.7   3.6 0.00 0.00 76.5   11.5 50.4   3.3
Yountville-South (Ranch 87) 5/22/26 1430 76.9   11.3 50   17 56.7   1.9 4.5   0.5 SE | 132 10.1   1.0 0.00 0.00 77.8   11.2 50.2   2.5
Rutherford Hill Estate 5/22/26 1430 79.4   10.0 45   15 56.2   2.7 2.8   0.8 SSW | 195 8.6   1.5 0.00 0.00 80.4   10.0 49.9   1.9
Rutherford (STS) 5/22/26 1430 81.5   9.7 50   17 61.2   3.3 4.6   0.0 ESE | 120 11.9   3.1 0.00 0.00 81.7   9.9 49.4   3.2
Borreo (Soda Canyon) 5/22/26 1430 73.9   10.8 50   23 54.0   6.6 3.6   0.0 S | 178 8.9   0.1 0.00 0.00 74.5   11.1 48.8   2.2
Oakville-NE (Ranch 88) 5/22/26 1430 79.7   10.4 43   16 55.0   4.3 5.1   0.5 S | 187 11.5   0.8 0.00 0.00 80.1   10.4 50.3   4.8
Soda Canyon 5/22/26 1430 74.0   11.0 62   15 60.0   2.3 5.2   0.9 S | 178 11.7   3.6 0.00 0.00 74.8   10.8 48.0   4.3
Silver Oak OV 5/22/26 1430 76.3   11.2 51   20 56.8   3.8 8.2   2.3 SE | 133 14.5   3.7 0.00 0.00 77.0   10.8 50.0   3.4
Tiara Fria (East St. Helena) 5/22/26 1430 79.6   10.2 43   18 55.4   5.7 4.0   0.6 SSE | 161 9.3   0.9 0.00 0.00 80.6   10.4 51.8   2.2
To Kalon Remote (TKKE) 5/22/26 1430 79.6   11.0 - - - - - - - 80.6   10.6 49.8   4.0
To Kalon 5/22/26 1430 77.3   10.9 50   19 57.2   3.3 7.5   1.4 SE | 145 12.4   1.8 0.00 0.00 77.6   11.1 48.9   2.5
To Kalon Remote (TKN5) 5/22/26 1430 80.1   10.3 - - - - - - - 80.8   10.8 50.4   4.1
St. Helena-North 5/22/26 1430 82.0   10.2 39   19 54.9   8.9 5.6   2.5 SSE | 147 10.3   2.4 0.00 0.00 82.9   9.7 52.8   3.6
Twomey Calistoga 5/22/26 1430 82.6   7.3 44   22 58.8   12.6 4.6   0.0 NW | 315 9.8   1.0 0.00 0.00 83.8   7.5 48.1   6.2
Wappo Hill Floor 5/22/26 1430 77.3   11.3 48   19 56.1   3.5 6.5   1.6 ESE | 121 13.2   3.0 0.00 0.00 77.5   11.1 50.1   5.3
Yountville (Ranch 67) 5/22/26 1430 75.3   12.2 49   19 54.8   3.0 7.3   2.4 SE | 145 14.0   4.2 0.00 0.00 75.7   11.8 49.7   3.7
Max     83.2 62 61.2 8.4 - 14.5 0.00 0.00 84.5 52.8
Avg     78.2 48 56.7 5.4 - 11.2 0.00 - - -
Min     72.9 39 54.0 1.3 - 4.9 0.00 0.00 73.6 45.7

Southern Napa County

23 Stations

15 Minute Data | America/Los_Angeles
as of 5/22/26 2:33 PM PDT
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 Max Temp (°F) Daily Min Temp (°F)
Carneros (Milton Rd) 5/22/26 1430 70.3   10.8 60   19 55.6   0.7 - - - 0.00 0.00 70.6   10.7 44.8   1.1
Carneros Lower (Ranch 81) 5/22/26 1430 72.7   10.1 60   15 58.1   1.1 3.5   0.4 S | 183 9.7   2.0 0.00 0.00 72.7   10.5 46.6   1.2
Carneros Upper (Ranch 81) 5/22/26 1430 72.2   12.5 55   17 55.1   0.9 6.5   1.5 SSW | 192 12.0   3.1 - - 73.7   11.7 46.8   6.8
Carneros (Mitsuko) 5/22/26 1430 70.9   11.7 - - - - - - - 71.5   12.2 44.9   0.6
Mount George (Napa East) 5/22/26 1430 71.8   13.2 53   21 53.9   2.2 3.0   0.9 SSW | 204 7.1   1.2 0.00 0.00 71.8   13.5 50.9   2.1
Napa-East (Palmaz 300') 5/22/26 1430 75.1   12.9 49   22 55.0   5.0 4.8   1.5 WSW | 251 9.6   2.0 0.00 0.00 76.0   12.9 51.0   2.3
Napa-East (Palmaz 1200') 5/21/26 0245 51.9   0.2 75   15 44.3   5.4 2.3   0.1 ESE | 111 3.5   0.1 - - 53.7   0.8 51.6   0.2
Napa-East (Palmaz 1400') 5/22/26 1430 71.7   10.8 56   28 55.3   9.3 4.8   1.0 SW | 221 11.2   3.3 0.00 0.00 72.1   11.3 45.5   5.4
Dealy Lane (Ranch 80) 5/22/26 1430 72.0   11.1 56   16 55.2   0.7 5.7   1.0 SSE | 162 11.5   2.1 0.00 0.00 73.3   11.1 45.9   4.5
Suscol Mtn (Ranch 93) 5/22/26 1430 73.8   13.2 57   26 57.8   4.6 7.7   1.0 NW | 314 14.8   2.6 0.00 0.00 75.3   11.7 47.2   6.0
Carneros (Saintsbury) 5/22/26 1430 69.9   11.9 60   19 55.5   0.6 9.2   2.4 SSE | 164 14.6   2.9 0.00 0.00 70.5   11.9 45.7   1.8
Sugarloaf West 5/22/26 1430 69.7   12.4 65   21 57.5   0.9 6.3   1.3 SSW | 202 12.1   2.8 0.00 0.00 70.3   11.8 50.2   3.0
Suscol Upper (Ranch 92) 5/22/26 1430 70.0   13.6 57   29 54.2   7.0 5.9   1.4 SW | 223 11.5   0.5 0.00 0.00 71.1   13.3 47.4   5.4
Stanly (Ranch 45) 5/22/26 1430 73.0   10.5 55   14 55.9   1.6 7.9   1.1 SSW | 201 12.7   2.6 0.00 0.00 73.6   10.2 47.8   1.2
Suscol Lower (Ranch 35) 5/22/26 1430 72.3   10.8 55   17 55.5   0.4 7.0   1.2 SSW | 198 12.1   1.2 0.00 0.00 72.5   11.4 49.4   2.8
Napa-South (Toyon Farms) 5/22/26 1430 71.0   12.5 64   18 58.5   2.3 8.3   2.6 S | 176 11.8   1.2 0.00 0.00 71.6   12.3 47.6   3.6
Toyon Remote 1 5/22/26 1430 72.3   12.3 - - - - - - - 73.0   12.7 44.0   0.7
Toyon Remote 2 5/22/26 1430 70.8   12.3 - - - - - - - 71.9   12.2 47.7   1.9
Toyon Remote 3 5/22/26 1430 72.0   12.9 - - - - - - - 73.0   13.5 46.2   0.6
Napa-West Lower (Truchard) 5/22/26 1430 74.1   12.3 55   16 56.8   1.8 - - - - - 74.5   12.3 44.5   0.5
Napa-West Upper (Truchard) 5/22/26 1430 73.1   11.9 56   16 56.5   1.9 8.9   1.6 S | 175 14.6   3.5 0.00 0.00 73.5   12.0 46.4   5.5
Mt. Veeder 5/22/26 1430 78.5   5.5 46   21 55.8   12.5 1.3   0.5 NE | 56 6.4   0.8 0.00 0.00 79.1   5.6 50.5   15.2
Wooden Valley 5/22/26 1430 74.3   10.6 49   27 54.1   11.5 6.4   1.5 WSW | 251 12.5   1.5 0.00 0.00 74.7   10.6 51.0   6.2
Max     78.5 65 58.5 9.2 - 14.8 0.00 0.00 79.1 51.0
Avg     72.4 56 55.9 6.1 - 11.5 0.00 - - -
Min     69.7 46 53.9 1.3 - 6.4 0.00 0.00 70.3 44.0
About WWG
Purchasing Weather Stations to be added to the NVV Weather Network