Southern Napa County

22 Stations

Daily Data | America/Los_Angeles
as of 7/18/26 5:38 PM PDT
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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 7/17/26 84.8   4.2 1524 52.1   5.4 0509 50.3   7.0 84   16 35   21 1.6 12.1   2.8 1337 SSE | 149 0.00 0.00 0.282   0.015 1,103   40 100   10
Mount George (Napa East) 7/17/26 100.5   12.6 1524 52.2   1.6 2355 53.6   2.6 92   1 46   17 2.0 11.5   0.7 1338 W | 261 0.00 0.00 0.187   0.040 628   63 90   20
Napa-East (Palmaz 300') 7/17/26 81.1   6.1 1702 52.3   1.4 0027 53.4   4.3 94   3 40   16 2.2 12.3   1.0 1618 SSW | 210 0.00 0.00 0.175   0.025 536   35 90   20
Napa-East (Palmaz 1200') 7/3/26 79.0   6.0 1616 49.0   3.8 0539 47.1   0.2 100   0 45   38 2.0 12.7   4.5 1533 NW | 313 - - 0.192   0.009 656   3 30   20
Napa-East (Palmaz 1400') 7/17/26 75.4   4.9 1528 50.9   0.4 0515 53.0   5.5 100   0 49   20 3.5 12.7   3.3 1624 SW | 230 0.00 0.00 0.190   0.035 662   31 80   20
Wooden Valley 7/17/26 81.2   3.4 1540 52.2   4.1 0442 51.0   6.6 90   8 38   16 4.7 17.0   0.7 2321 WSW | 248 0.00 0.00 0.224   0.042 712   6 100   0
Napa-West Upper (Truchard) 7/17/26 79.5   8.6 1716 50.8   0.0 0604 27.9   20.6 100   12 0   21 4.0 18.1   0.4 1946 SSW | 208 0.00 0.00 0.209   0.047 654   51 90   20
Napa-West Lower (Truchard) 7/17/26 79.9   8.6 1641 43.3   0.0 0400 50.6   4.0 94   1 41   20 - - - - - - - - 90   20
Napa-South (Toyon Farms) 7/17/26 75.5   9.6 1538 50.2   1.8 0504 54.8   3.0 99   10 55   24 4.5 16.5   0.8 1752 S | 171 0.00 0.00 0.115   0.029 374   17 100   0
Toyon Remote 1 7/17/26 76.1   12.2 1716 45.3   0.5 0552 - - - - - - - - - - - -
Toyon Remote 2 7/17/26 75.1   10.0 1635 44.8   0.9 0607 - - - - - - - - - - - -
Toyon Remote 3 7/17/26 76.7   11.7 1713 44.4   0.2 0543 - - - - - - - - - - - -
Dealy Lane (Ranch 80) 7/17/26 78.8   6.8 1717 46.0   2.8 0554 51.4   4.1 95   6 37   14 3.1 16.4   1.2 1202 SSE | 156 0.00 0.00 0.193   0.039 659   48 100   0
Carneros (Saintsbury) 7/17/26 74.8   10.5 1708 45.7   4.4 0549 51.7   3.4 100   14 50   25 5.1 18.3   1.4 1742 S | 189 0.00 0.00 - - 90   10
Suscol Lower (Ranch 35) 7/17/26 76.7   8.9 1533 52.5   1.2 0004 52.7   3.0 93   6 43   21 4.9 17.3   0.3 1604 SSW | 201 0.00 0.00 0.185   0.042 582   64 100   0
Suscol Mtn (Ranch 93) 7/17/26 79.1   6.1 1550 52.5   2.0 0057 53.5   3.7 98   5 43   18 6.3 16.7   4.7 1616 WNW | 299 0.00 0.00 - - 100   20
Suscol Upper (Ranch 92) 7/17/26 75.4   5.8 1600 53.3   1.4 0058 33.3   16.9 100   8 0   26 3.9 15.4   3.1 1745 SSW | 200 0.00 0.00 - - 30   10
Stanly (Ranch 45) 7/16/26 84.3   5.4 1605 47.8   11.2 0632 49.5   3.7 90   10 24   7 5.6 19.0   1.8 1501 S | 182 0.00 0.00 0.268   0.005 767   18 100   0
Carneros Upper (Ranch 81) 7/17/26 78.1   4.1 1721 52.2   2.0 0531 52.0   4.9 - - 6.3 20.8   4.2 2130 W | 266 - - - - 100   0
Carneros (Mitsuko) 7/17/26 76.2   9.2 1701 42.3   1.7 0544 - - - - - - - - - - - 100   0
Carneros Lower (Ranch 81) 7/17/26 81.1   8.9 1745 46.3   3.8 0546 49.5   0.8 100   0 0   0 1.7 13.7   1.5 1557 S | 179 0.00 0.00 0.183   0.024 623   33 90   20
Carneros (Milton Rd) 7/17/26 74.5   10.4 1606 46.2   1.8 0505 51.7   3.8 93   1 48   24 - - - - 0.00 0.00 - - 90   10
Max   100.5 - 53.3 - 54.8 100 55 6.3 20.8 - - 0.00 0.00 0.282 1,103 -
Avg   - - - - 49.4 - - 3.8 - - - - - - - -
Min   74.5 - 42.3 - 27.9 84 0 1.6 11.5 - - 0.00 0.00 0.115 374 -