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 5/31/26 6:39 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 5/31/26 1830 82.7   5.2 36   5 53.4   1.0 - - - - - 88.7   7.7 41.6   1.3
Dollarhide 1AS Remote 5/31/26 1830 84.1   5.2 35   5 53.5   1.0 6.3   0.2 SW | 236 11.2   0.9 - - 89.4   6.4 43.5   1.1
Angwin 5/31/26 1830 72.1   4.4 39   6 46.1   0.4 1.5   0.0 SW | 233 6.7   1.8 0.00 0.00 77.7   6.8 54.9   3.4
Lower Angwin (Pioneer) 5/31/26 1830 74.5   5.1 - - 3.5   0.1 W | 275 9.1   1.9 - - 79.2   6.0 45.8   4.6
Lower Chiles Valley (Brown) 5/31/26 1830 78.8   4.1 33   7 47.6   1.4 4.1   0.6 NNW | 342 14.5   5.5 0.00 0.00 84.9   6.9 41.0   8.5
Deer Park 5/31/26 1830 79.6   5.2 32   4 47.3   1.5 5.1   0.3 W | 281 11.0   0.6 0.00 0.00 85.1   5.0 50.4   0.1
Moss Creek Vineyard/Reservior 5/31/26 1830 82.2   6.8 34   1 51.4   5.5 - - - 0.00 0.00 87.9   6.8 46.3   2.3
Montesol 5/31/26 1830 75.1   5.5 - - - - - 0.00 0.00 78.7   5.7 45.1   1.8
Dollarhide Base 5/31/26 1830 84.4   5.7 37   5 55.3   1.8 6.0   1.5 SW | 227 10.7   1.2 0.00 0.00 89.6   6.6 48.5   0.4
Pope Valley (Weeks Lake) 5/31/26 1830 81.3   4.7 32   5 48.9   0.4 5.4   0.1 W | 264 10.1   0.4 0.00 0.00 86.2   6.6 42.8   0.8
Max     84.4 39 55.3 6.3 - 14.5 0.00 0.00 89.6 54.9
Avg     79.5 35 50.4 4.6 - 10.5 0.00 - - -
Min     72.1 32 46.1 1.5 - 6.7 0.00 0.00 77.7 41.0

Northern & Central Napa County

32 Stations

15 Minute Data | America/Los_Angeles
as of 5/31/26 6:39 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 5/31/26 1830 80.3   5.1 36   4 50.7   1.6 - - - 0.00 0.00 88.7   6.1 45.9   5.9
Stags Leap Dist (Chimney Rock) 5/31/26 1830 82.4   7.2 36   4 52.9   3.6 4.7   0.2 NW | 314 9.1   0.2 0.00 0.00 86.0   7.5 43.6   8.0
Diamond Mtn (McEachran) 5/31/26 1830 78.3   6.1 31   4 44.8   1.9 - - - - - 83.3   5.6 50.3   0.6
Diamond Mtn (Schramsberg) 5/31/26 1830 77.1   5.9 33   6 45.6   1.1 - - - 0.00 0.00 84.0   6.2 51.9   2.8
Stags Leap Dist (Silverado Vineyards) 5/31/26 1830 81.8   6.0 32   3 48.9   3.1 0.8   2.4 SW | 236 2.9   6.6 0.00 0.00 87.3   9.5 45.2   6.2
Oak Knoll-East (Ranch 53) 5/31/26 1830 84.6   9.7 29   6 49.0   3.2 2.7   1.2 W | 274 6.0   2.0 0.00 0.00 86.8   8.5 46.7   5.4
Rutherford-North (Mee Ln) 5/31/26 1830 82.4   3.4 29   8 47.0   3.4 4.1   1.1 WSW | 252 8.1   1.5 0.00 0.00 87.3   5.7 43.5   6.7
Frisinger Napa-NW 5/31/26 1830 81.3   7.5 34   8 50.0   0.8 7.1   1.4 W | 266 15.2   3.9 0.00 0.00 86.1   7.6 46.1   6.1
Napa-North (Ranch 29) 5/31/26 1830 81.9   7.5 29   9 46.4   0.5 3.7   0.6 S | 188 9.6   0.3 0.00 0.00 83.3   7.0 47.0   5.5
St. Helena (NVV Office) 5/31/26 1830 80.6   4.7 - - 3.5   0.2 W | 264 9.9   2.0 0.00 0.00 88.5   5.1 48.3   4.5
Crossroads Ranch 5/31/26 1830 80.9   4.5 34   8 50.3   1.6 5.6   0.8 W | 261 9.7   1.8 0.00 0.00 87.0   6.9 46.3   6.1
Oakville 5/31/26 1830 80.7   3.8 30   7 46.8   2.0 6.1   2.8 WSW | 252 11.6   4.2 0.00 0.00 86.4   6.1 45.6   6.5
OV561-East 5/31/26 1830 81.5   3.8 - - - - - - - 89.5   5.5 47.0   5.8
OV518-West 5/31/26 1830 80.8   3.8 - - - - - - - 85.8   4.8 46.8   5.6
Napa-NW (Ranch 54) 5/31/26 1830 84.3   4.8 26   5 45.5   0.5 4.4   3.3 W | 262 8.5   2.9 0.00 0.00 88.4   7.2 47.1   5.2
Calistoga (Ranch 78) 5/31/26 1830 80.4   4.4 30   3 46.6   1.5 5.0   0.8 W | 265 10.0   2.6 0.00 0.00 86.1   5.0 44.3   6.8
Yountville-SE (Ranch 85) 5/31/26 1830 82.1   6.5 33   4 50.0   2.6 4.3   0.4 NNW | 328 7.4   2.0 0.00 0.00 87.1   7.6 45.8   6.3
Yountville-South (Ranch 87) 5/31/26 1830 83.4   6.2 31   5 49.4   1.2 2.8   0.3 NW | 319 6.8   0.8 0.00 0.00 86.6   6.9 46.1   6.1
Rutherford Hill Estate 5/31/26 1830 83.4   3.5 28   8 46.9   3.9 4.0   1.4 WNW | 283 11.2   4.4 0.00 0.00 88.7   6.3 49.3   1.6
Rutherford (STS) 5/31/26 1830 81.6   4.3 33   9 50.0   2.7 4.4   0.4 W | 262 9.6   2.4 0.00 0.00 89.3   7.0 44.6   7.5
Borreo (Soda Canyon) 5/31/26 1800 81.5   7.4 32   1 49.2   6.9 2.6   0.4 SSW | 213 6.5   0.2 0.00 0.00 82.8   6.8 44.6   3.6
Oakville-NE (Ranch 88) 5/31/26 1830 82.9   2.8 26   6 44.7   3.3 3.6   1.6 NW | 307 7.9   1.4 0.00 0.00 88.5   6.4 44.8   7.3
Soda Canyon 5/31/26 1830 82.4   7.7 47   2 60.3   5.9 3.1   1.6 WSW | 238 8.9   2.3 0.00 0.00 84.1   7.6 42.1   8.7
Silver Oak OV 5/31/26 1830 81.2   4.2 31   7 47.7   2.0 5.7   1.0 WSW | 247 12.1   4.5 0.00 0.00 86.7   6.7 45.4   6.8
Tiara Fria (East St. Helena) 5/31/26 1830 81.0   4.6 29   9 45.5   3.4 4.7   0.3 W | 269 10.8   0.5 0.00 0.00 87.1   6.6 48.0   4.3
To Kalon Remote (TKKE) 5/31/26 1830 81.1   2.9 - - - - - - - 88.1   6.7 45.2   7.5
To Kalon 5/31/26 1830 80.6   4.1 31   7 46.9   1.8 3.8   0.9 W | 261 12.2   5.1 0.00 0.00 86.8   7.1 45.8   6.3
To Kalon Remote (TKN5) 5/31/26 1830 80.4   4.2 - - - - - - - 89.0   7.0 45.7   6.9
St. Helena-North 5/31/26 1830 81.2   4.5 25   4 42.3   0.1 3.4   0.7 WNW | 294 9.9   1.5 0.00 0.00 88.5   5.9 47.2   5.1
Twomey Calistoga 5/31/26 1830 81.8   4.2 30   5 47.0   0.6 4.0   1.0 WSW | 256 8.3   0.3 0.00 0.00 87.0   6.1 41.9   7.4
Wappo Hill Floor 5/31/26 1830 81.5   5.4 30   5 47.4   0.9 6.4   0.4 NW | 310 10.3   0.3 0.00 0.00 87.4   8.2 43.7   7.5
Yountville (Ranch 67) 5/31/26 1830 80.3   6.2 28   9 44.0   1.9 5.6   0.5 WSW | 257 12.2   0.8 0.00 0.00 84.6   6.9 45.4   5.9
Max     84.6 47 60.3 7.1 - 15.2 0.00 0.00 89.5 51.9
Avg     81.4 31 48.0 4.2 - 9.4 0.00 - - -
Min     77.1 25 42.3 0.8 - 2.9 0.00 0.00 82.8 41.9

Southern Napa County

23 Stations

15 Minute Data | America/Los_Angeles
as of 5/31/26 6:39 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) 5/31/26 1830 76.1   4.7 33   9 45.0   2.1 - - - 0.00 0.00 81.2   5.4 43.8   8.1
Carneros Lower (Ranch 81) 5/31/26 1830 77.3   5.5 32   6 45.3   0.2 1.0   0.4 WSW | 238 7.3   2.0 0.00 0.00 86.7   6.9 44.9   6.4
Carneros Upper (Ranch 81) 5/31/26 1830 74.8   6.2 29   7 40.4   0.4 17.0   2.3 W | 262 25.1   3.4 - - 83.4   7.5 51.1   0.4
Carneros (Mitsuko) 5/31/26 1830 77.0   7.0 - - - - - - - 83.9   7.7 41.7   9.0
Mount George (Napa East) 5/31/26 1830 78.0   6.5 33   7 46.7   0.9 4.1   1.6 ESE | 118 11.0   3.1 0.00 0.00 82.7   6.7 45.2   7.5
Napa-East (Palmaz 300') 5/31/26 1830 80.0   6.2 32   5 47.7   1.6 3.4   0.4 SSE | 152 9.4   0.6 0.00 0.00 86.8   8.2 46.7   5.3
Napa-East (Palmaz 1200') 5/30/26 2100 54.5   0.1 70   19 45.0   6.6 1.6   0.5 ESE | 110 2.9   0.1 - - 71.1   5.9 45.9   4.0
Napa-East (Palmaz 1400') 5/31/26 1830 73.5   6.1 40   7 47.6   1.0 3.5   0.3 SSW | 202 8.8   1.4 0.00 0.00 79.0   7.7 45.2   1.9
Dealy Lane (Ranch 80) 5/31/26 1830 78.8   8.5 26   13 41.2   3.3 3.3   0.7 W | 262 9.6   1.4 0.00 0.00 85.1   7.6 47.8   3.3
Suscol Mtn (Ranch 93) 5/31/26 1830 78.9   9.5 35   9 48.6   2.3 8.7   1.5 WNW | 298 13.8   2.5 0.00 0.00 85.9   9.6 50.6   1.3
Carneros (Saintsbury) 5/31/26 1815 78.8   7.8 30   11 44.4   1.2 8.4   1.3 WSW | 246 14.2   1.1 0.00 0.00 85.0   9.1 45.2   3.7
Sugarloaf West 5/31/26 1830 77.1   5.8 35   11 47.6   1.9 6.1   0.3 SSW | 197 12.2   1.6 0.00 0.00 81.1   7.5 47.2   5.3
Suscol Upper (Ranch 92) 5/31/26 1830 76.0   6.1 35   10 46.2   1.4 0.0   8.6 N | 0 0.0   13.0 0.00 0.00 81.2   8.1 50.0   0.2
Stanly (Ranch 45) 5/31/26 1830 81.0   7.2 27   10 44.1   2.0 10.5   2.1 WSW | 249 15.5   3.0 0.00 0.00 83.6   5.9 43.3   7.8
Suscol Lower (Ranch 35) 5/31/26 1830 77.4   6.1 31   9 44.2   1.6 7.3   0.7 SSW | 206 12.0   2.0 0.00 0.00 82.4   7.6 47.6   3.9
Napa-South (Toyon Farms) 5/31/26 1830 78.0   7.5 34   12 47.6   1.6 7.3   0.0 SW | 235 12.6   0.8 0.00 0.00 84.5   7.5 48.9   2.2
Toyon Remote 1 5/31/26 1830 80.4   7.7 - - - - - - - 88.3   8.1 42.1   7.9
Toyon Remote 2 5/31/26 1830 78.5   6.8 - - - - - - - 84.6   7.9 44.2   7.3
Toyon Remote 3 5/31/26 1830 81.5   7.4 - - - - - - - 88.3   8.5 45.0   6.0
Napa-West Lower (Truchard) 5/31/26 1830 81.5   7.9 27   12 44.2   2.8 - - - - - 87.1   7.6 41.9   6.7
Napa-West Upper (Truchard) 5/31/26 1830 79.6   7.1 29   12 44.3   3.1 7.0   0.1 SW | 230 11.5   0.6 0.00 0.00 84.7   7.4 49.2   0.2
Mt. Veeder 5/31/26 1830 71.5   4.5 44   1 48.6   4.9 0.3   0.1 W | 260 1.8   1.2 0.00 0.00 79.6   9.3 56.4   10.5
Wooden Valley 5/31/26 1830 77.4   6.6 35   2 47.4   4.0 6.0   0.8 SW | 214 11.9   0.5 0.00 0.00 81.5   7.1 48.0   1.0
Max     81.5 44 48.6 17.0 - 25.1 0.00 0.00 88.3 56.4
Avg     77.9 33 45.6 5.9 - 11.0 0.00 - - -
Min     71.5 26 40.4 0.0 - 0.0 0.00 0.00 79.0 41.7
About WWG
Purchasing Weather Stations to be added to the NVV Weather Network