Southern Napa County

22 Stations

Daily Data
as of 1/25/26 5:52 AM PST
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Station Date Daily Max Temp (°F) Time of Max Temp Daily Min Temp (°F) Time of Min Temp Dew Pt (°F) Daily Max RH (%) Daily Min RH (%) Wind Spd (mph) Daily Max Wind (mph) Time of Max Wind Max Wind Dir (°) Daily Rain (In) Season Precip (In) Daily ETo (in) Daily Solar Rad (Cal/cm2) Powdery Mildew Stress (pts)
Mt. Veeder 1/24/26 61.9   6.8 1238 47.3   5.4 0355 20.8   23.1 61   39 15   41 4.1 22.1   14.9 0746 N | 1 0.00 22.87 0.100   0.044 279   8 0   0
Mount George (Napa East) 1/24/26 71.2   21.5 1400 36.8   0.4 0734 32.7   11.7 99   0 15   73 3.5 25.2   19.4 1614 NNE | 18 0.00 7.16 0.108   0.091 308   237 -
Napa-East (Palmaz 300') 1/24/26 70.3   20.3 1453 36.3   4.3 0720 30.2   15.1 100   0 12   76 2.4 20.5   13.2 1627 NE | 54 0.00 14.03 0.081   0.067 264   209 -
Napa-East (Palmaz 1200') 1/24/26 64.1   16.9 1429 35.8   1.8 0414 22.4   13.7 100   10 13   62 4.6 22.1   15.9 1155 ENE | 64 - - 0.111   0.087 280   180 -
Napa-East (Palmaz 1400') 1/24/26 62.0   9.2 1415 37.6   1.7 0302 22.8   19.6 100   0 15   68 8.0 23.9   16.6 2107 NNE | 20 0.00 19.50 0.134   0.104 282   115 -
Wooden Valley 4/30/25 78.8   0.4 1303 51.0   7.3 0600 49.9   1.6 90   5 34   2 4.0 16.6   0.3 0031 SW | 220 0.00 30.39 0.212   0.008 668   2 0   0
Napa-West Upper (Truchard) 1/24/26 68.5   18.0 1416 38.1   4.3 0728 - - - 2.7 17.5   8.8 1517 N | 352 0.00 15.55 0.096   0.067 299   233 0   0
Napa-West Lower (Truchard) 1/24/26 70.8   19.6 1459 30.6   3.6 2357 33.4   10.6 100   0 15   72 - - - - - - - - 0   0
Napa-South (Toyon Farms) 1/24/26 71.6   19.0 1509 40.6   2.9 2333 37.2   10.4 100   0 18   72 1.2 10.3   6.9 1343 NNW | 338 0.00 9.78 0.046   0.038 157   120 0   0
Toyon Remote 1 1/24/26 68.4   15.9 1351 32.4   5.2 2341 - - - - - - - - - - - -
Toyon Remote 2 1/24/26 68.7   16.5 1513 32.0   3.8 2302 - - - - - - - - - - - -
Toyon Remote 3 1/24/26 69.1   16.1 1437 32.3   5.0 2332 - - - - - - - - - - - -
Dealy Lane (Ranch 80) 1/24/26 67.5   15.2 1418 34.9   3.6 2335 35.2   10.7 97   0 15   69 3.0 17.7   10.1 1436 NE | 56 0.00 14.80 0.090   0.073 295   224 -
Carneros (Saintsbury) 1/24/26 68.5   17.6 1450 36.9   2.5 0717 33.1   11.3 100   0 13   73 2.6 14.7   8.2 1312 NE | 50 0.00 1.65 - - 0   0
Suscol Lower (Ranch 35) 1/24/26 69.7   18.9 1430 36.8   3.0 0743 32.5   13.2 - - 4.7 18.4   12.1 1458 N | 352 0.00 14.19 0.101   0.085 286   227 -
Suscol Mtn (Ranch 93) 1/24/26 67.0   17.0 1434 38.5   3.8 0524 24.8   20.6 100   0 12   72 5.9 22.6   12.7 1112 NNE | 21 0.01 9.84 - - -
Suscol Upper (Ranch 92) 1/24/26 67.6   17.6 1413 39.3   3.7 0548 27.0   19.4 100   0 13   71 2.5 17.8   10.4 1630 NW | 324 0.00 13.66 - - 0   0
Stanly (Ranch 45) 1/24/26 69.0   18.0 1421 34.9   3.9 2340 32.9   10.7 99   0 13   71 4.1 21.5   12.9 1629 NNE | 18 0.00 15.30 0.113   0.097 326   260 0   0
Carneros Upper (Ranch 81) 1/24/26 67.1   15.8 1438 41.5   1.7 0657 -4.7   0.5 - - 4.7 24.4   15.1 1309 NNE | 20 - - - - -
Carneros (Mitsuko) 1/24/26 68.9   16.8 1436 31.3   7.2 2332 - - - - - - - - - - - -
Carneros Lower (Ranch 81) 1/24/26 68.6   16.8 1435 37.0   3.9 2336 14.0   12.9 100   0 0   0 2.4 17.1   9.4 1302 N | 0 0.00 12.79 0.077   0.053 193   145 -
Carneros (Milton Rd) 1/24/26 69.0   16.8 1525 34.5   4.9 2228 34.8   11.1 96   0 14   70 - - - - 0.00 5.74 - - -
Max   71.6 - 47.3 - 37.2 100 18 8.0 25.2 - - 0.01 22.87 0.134 326 -
Avg   - - - - 26.8 - - 3.7 - - - - - - - -
Min   61.9 - 30.6 - -4.7 61 0 1.2 10.3 - - 0.00 1.65 0.046 157 -