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Northeast Napa County

12 Stations

Daily Data
as of 4/19/26 9:16 PM PDT
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)
Montesol 4/18/26 70.5   0.4 1515 37.1   0.0 0353 - - - - - - - 0.00 47.36 - - 0   0
Pope Valley (Weeks Lake) 4/18/26 75.0   0.7 1522 34.9   1.1 0518 40.0   14.6 100   5 17   6 1.3 11.6   4.6 1639 ESE | 110 0.00 24.05 0.156   0.031 524   58 30   20
Whiskey River Winery 12/13/25 52.8   3.6 1548 37.3   0.3 0759 36.3   2.0 88   11 68   4 0.0 0.0   2.4 0001 SE | 128 0.00 7.07 - - -
Dollarhide Base 4/18/26 77.7   1.9 1607 38.5   7.5 0600 40.9   12.5 98   23 19   5 2.5 14.0   8.7 1239 NE | 50 0.00 21.37 0.185   0.035 594   64 40   20
Dollarhide 1AS Remote 4/18/26 77.3   0.9 1604 34.6   6.0 0532 40.5   10.6 95   3 19   5 1.6 12.7   8.6 0548 NNW | 335 - - - - 30   20
Dollarhide 17B Remote 4/18/26 78.1   1.4 1519 34.4   6.3 0612 41.8   10.1 100   8 19   4 - - - - - - - - 40   20
Dollarhide 18A Remote 4/18/26 77.3   0.3 1557 33.9   2.9 0549 40.3   9.4 100   4 18   3 - - - - - - - - 30   20
Angwin 4/18/26 69.0   1.9 1443 49.3   4.5 0614 30.9   12.0 57   20 17   5 3.7 11.9   18.1 1606 SSE | 148 0.00 42.26 0.057   0.030 0   0 0   0
Lower Angwin (Pioneer) 4/18/26 71.6   2.6 1503 39.7   1.4 0130 - - - 2.3 10.9   11.3 1413 S | 170 - - - - 0   0
Deer Park 4/18/26 76.9   1.2 1511 46.6   4.4 0625 36.1   14.1 74   28 15   5 2.4 12.8   13.0 1215 SW | 235 0.00 26.38 0.146   0.040 401   34 30   20
Lower Chiles Valley (Brown) 4/18/26 75.3   0.8 1551 32.5   4.3 0630 36.6   12.0 100   10 12   0 1.6 10.9   10.4 1558 WNW | 284 0.00 23.68 0.166   0.032 560   65 0   10
Moss Creek Vineyard/Reservior 4/18/26 78.2   4.6 1417 36.4   6.8 0701 37.5   12.3 94   7 12   2 - - - - 0.00 25.15 - - 40   20
Max   78.2 - 49.3 - 41.8 100 19 3.7 14.0 - - 0.00 47.36 0.185 594 -
Avg   - - - - 38.3 - - 2.2 - - - - - - - -
Min   69.0 - 32.5 - 30.9 57 12 1.3 10.9 - - 0.00 21.37 0.057 0 -

Northern & Central Napa County

27 Stations

Daily Data | America/Los_Angeles
as of 4/19/26 9:16 PM PDT
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)
Calistoga-North 4/18/26 82.5   1.5 1345 37.4   5.4 0643 40.7   11.8 96   10 19   6 - - - - 0.00 30.66 - - 60   20
Fotsch (Maple Lane) 3/9/26 75.9   3.7 1625 41.4   5.5 0743 44.5   1.8 97   3 26   3 3.3 15.6   1.3 1413 WSW | 249 0.00 26.01 - - 0   0
Diamond Mtn (Schramsberg) 4/18/26 74.6   1.3 1501 48.0   3.2 0634 34.8   13.0 69   28 15   3 - - - - 0.00 29.18 - - 0   10
Diamond Mtn (McEachran) 4/18/26 76.7   0.5 1511 44.3   5.6 0617 36.9   15.1 79   21 14   4 - - - - - - - - 30   20
St. Helena-North 4/18/26 78.4   1.2 1455 38.5   6.1 0622 34.8   16.5 85   18 12   5 2.3 12.5   6.1 1311 SSE | 162 0.00 28.40 0.158   0.018 450   58 60   20
St. Helena (NVV Office) 4/18/26 79.6   0.6 1511 39.4   6.1 0637 - - - 1.0 8.6   9.4 1438 E | 97 0.00 26.38 - - 70   20
Tiara Fria (East St. Helena) 4/18/26 78.0   0.9 1446 39.1   5.8 0630 37.8   15.6 93   11 12   3 1.8 11.2   14.2 1156 SSW | 209 0.00 24.36 - - 60   20
Rutherford Hill Estate 4/18/26 79.1   0.2 1438 43.8   6.1 0607 36.5   13.3 73   20 13   3 1.4 10.5   8.6 1441 SSW | 199 0.00 23.16 0.148   0.026 468   60 60   20
Rutherford-North (Mee Ln) 4/18/26 78.0   0.9 1658 35.8   7.4 0600 39.0   12.0 94   9 15   3 1.9 13.6   12.5 1313 SE | 142 0.00 22.65 0.161   0.032 496   57 70   20
Rutherford (STS) 4/18/26 80.2   1.7 1456 36.4   8.0 0559 40.9   11.7 92   12 17   3 1.8 11.4   6.1 1501 SE | 126 0.00 23.91 0.182   0.036 586   61 70   20
Oakville-NE (Ranch 88) 4/18/26 78.9   0.0 1458 35.7   6.4 0619 36.5   13.8 92   6 10   2 1.5 14.2   8.3 1244 WSW | 248 0.00 23.05 0.171   0.040 539   68 0   0
OV561-East 4/18/26 78.9   2.6 1545 37.9   6.9 0640 - - - - - - - - - - - 20   20
Oakville 4/18/26 77.8   1.1 1526 36.3   7.0 0640 37.2   14.0 96   11 9   1 2.1 13.2   9.0 1447 SE | 141 0.00 23.59 0.178   0.043 563   62 60   20
OV518-West 4/18/26 77.6   2.3 1459 37.6   6.5 0458 - - - - - - - - - - - 30   20
To Kalon Remote (TKKE) 4/18/26 79.9   0.9 1407 36.7   5.7 0614 - - - - - - - - - - - 70   20
To Kalon 4/18/26 78.0   1.3 1520 37.3   6.7 0555 37.8   13.8 92   17 13   3 2.0 12.2   7.7 1459 SE | 131 0.00 25.72 0.169   0.041 531   49 30   20
To Kalon Remote (TKN5) 4/18/26 79.5   2.4 1514 36.8   6.5 0621 - - - - - - - - - - - 50   20
Yountville (Ranch 67) 4/18/26 77.6   0.9 1454 36.5   6.8 0632 35.9   13.1 94   10 9   1 2.6 12.6   11.0 1419 S | 172 0.00 21.74 0.185   0.042 608   48 60   20
Stags Leap Dist (Silverado Vineyards) 4/18/26 76.7   0.2 1452 35.5   7.6 0558 36.4   12.2 95   11 10   1 2.3 12.8   6.7 2052 ESE | 120 0.00 25.83 0.184   0.014 575   39 10   10
Borreo (Soda Canyon) 4/18/26 75.7   1.0 1529 37.4   4.5 0500 36.2   13.3 88   9 10   1 1.5 9.3   14.8 1347 S | 170 0.00 25.72 0.171   0.041 584   59 0   0
Wappo Hill Floor 4/18/26 79.1   1.9 1445 35.4   7.0 0613 37.6   13.3 100   14 10   1 2.0 11.5   19.1 0528 ESE | 108 0.00 25.08 0.170   0.056 518   62 70   20
Stags Leap Dist (Chimney Rock) 4/18/26 77.8   1.0 1441 34.8   7.3 0605 39.9   10.7 99   14 14   1 2.0 12.0   16.3 1403 S | 180 0.03 24.37 0.159   0.044 494   58 60   20
Yountville-South (Ranch 87) 4/18/26 78.3   1.7 1541 36.9   6.8 0646 38.4   12.5 100   12 10   0 1.8 12.9   4.8 1518 SSE | 161 0.00 25.67 0.171   0.034 539   72 60   20
Yountville-SE (Ranch 85) 4/18/26 79.1   1.3 1536 37.5   7.6 0607 39.1   12.4 96   11 12   1 1.1 8.7   18.4 1218 SW | 216 0.00 23.95 - 0   0 40   20
Oak Knoll-East (Ranch 53) 4/18/26 78.8   0.5 1451 37.9   7.1 0612 37.4   12.9 92   10 10   1 1.4 10.1   16.8 1438 SSW | 206 0.00 22.43 0.173   0.047 566   73 40   20
Napa-NW (Ranch 54) 4/18/26 80.3   2.6 1532 38.6   6.3 0545 37.2   13.3 88   13 11   1 0.8 7.8   9.4 1401 S | 185 0.00 24.86 - 0   0 70   20
Napa-North (Ranch 29) 4/18/26 78.4   0.9 1511 38.8   6.8 0658 39.0   14.2 100   22 13   3 1.4 10.4   6.8 1424 SSE | 155 0.00 22.49 0.113   0.038 297   79 70   20
Max   82.5 - 48.0 - 40.9 100 19 2.6 14.2 - - 0.03 30.66 0.185 608 -
Avg   - - - - 37.6 - - 1.7 - - - - - - - -
Min   74.6 - 34.8 - 34.8 69 9 0.8 7.8 - - 0.00 21.74 0.113 0 -

Southern Napa County

22 Stations

Daily Data | America/Los_Angeles
as of 4/19/26 9:16 PM PDT
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 4/18/26 70.6   0.8 1255 52.3   5.3 0635 31.3   8.8 51   9 15   2 2.0 10.3   13.1 1344 S | 175 0.00 31.92 0.220   0.033 861   220 0   0
Mount George (Napa East) 4/18/26 76.4   0.6 1422 38.2   5.0 0710 37.4   6.6 97   12 13   3 1.1 9.8   8.8 1437 WSW | 253 0.00 14.31 0.162   0.038 556   65 60   20
Napa-East (Palmaz 300') 4/18/26 78.9   1.3 1439 39.1   5.1 0658 37.1   10.5 92   14 14   6 1.9 10.4   5.5 1321 WSW | 252 0.00 20.64 0.148   0.020 447   66 70   20
Napa-East (Palmaz 1200') 4/18/26 72.2   1.1 1342 38.9   3.9 0616 34.7   11.5 82   10 17   7 2.5 11.8   3.2 1344 N | 350 - - 0.164   0.019 550   68 0   0
Napa-East (Palmaz 1400') 4/18/26 73.4   4.0 1343 37.7   7.5 0534 35.3   11.7 82   11 17   4 2.1 11.0   10.9 1508 WSW | 251 0.00 27.92 0.164   0.028 546   59 0   0
Wooden Valley 4/18/26 75.2   1.8 1528 33.6   5.7 0612 37.3   13.2 98   4 14   5 1.2 12.5   16.2 1539 SW | 226 0.00 26.48 0.163   0.041 560   79 0   0
Napa-West Upper (Truchard) 4/18/26 78.8   1.7 1433 44.3   5.4 0603 38.4   15.2 78   5 12   3 2.3 12.6   14.5 1459 S | 182 0.00 22.19 0.181   0.047 546   76 20   20
Napa-West Lower (Truchard) 4/18/26 82.4   0.8 1433 34.9   4.5 0618 38.7   13.6 100   10 12   3 - - - - - - - - 70   20
Napa-South (Toyon Farms) 4/18/26 79.2   1.0 1427 41.3   5.9 0627 44.0   11.9 92   4 19   4 1.8 10.5   4.7 1534 S | 169 0.00 15.95 0.092   0.019 245   49 40   20
Toyon Remote 1 4/18/26 79.1   1.8 1356 33.0   5.7 0515 - - - - - - - - - - - -
Toyon Remote 2 4/18/26 78.1   0.9 1433 36.6   4.6 0632 - - - - - - - - - - - -
Toyon Remote 3 4/18/26 79.4   1.0 1434 36.8   5.7 0633 - - - - - - - - - - - -
Dealy Lane (Ranch 80) 4/18/26 77.6   1.9 1433 40.1   4.5 0527 39.8   14.5 90   5 13   1 2.0 9.6   10.3 1418 SSE | 155 0.00 21.57 0.167   0.036 551   70 100   20
Carneros (Saintsbury) 4/18/26 76.9   2.3 1429 39.0   5.3 0558 40.9   14.0 89   5 15   5 2.0 10.4   4.9 1246 SE | 134 0.00 7.63 - - 20   20
Suscol Lower (Ranch 35) 4/18/26 77.8   1.1 1429 38.5   5.4 0630 38.7   13.5 - - 3.5 12.4   7.6 1234 SE | 128 0.00 20.34 0.170   0.037 509   61 30   20
Suscol Mtn (Ranch 93) 4/18/26 77.8   1.8 1306 46.5   3.0 0316 35.5   14.9 74   33 15   6 2.4 13.8   7.9 1514 NW | 321 0.00 16.11 - - 20   20
Suscol Upper (Ranch 92) 4/18/26 76.1   2.3 1356 47.8   0.4 0528 36.6   14.5 77   26 15   6 0.6 11.2   4.9 1442 SSE | 158 0.00 19.99 - - 20   20
Stanly (Ranch 45) 4/18/26 81.1   4.5 1418 38.8   6.5 0356 40.5   14.0 94   8 14   4 3.5 10.2   5.9 1818 SSW | 207 0.00 22.18 0.189   0.040 590   87 70   20
Carneros Upper (Ranch 81) 4/18/26 77.6   3.0 1408 48.3   2.1 0519 37.4   13.9 - - 2.4 11.5   12.4 1508 SSW | 199 - - - - 20   20
Carneros (Mitsuko) 4/18/26 78.2   2.3 1352 35.3   4.0 0521 - - - - - - - - - - - 20   20
Carneros Lower (Ranch 81) 4/18/26 79.1   1.5 1431 38.6   4.6 0622 39.6   12.2 100   14 0   14 0.8 9.7   4.2 1304 SSE | 160 0.00 17.96 0.141   0.035 473   61 20   20
Carneros (Milton Rd) 4/18/26 77.6   2.0 1419 37.2   2.6 0457 40.6   12.7 94   2 16   4 - - - - 0.00 18.04 - - 20   20
Max   82.4 - 52.3 - 44.0 100 19 3.5 13.8 - - 0.00 31.92 0.220 861 -
Avg   - - - - 38.0 - - 2.0 - - - - - - - -
Min   70.6 - 33.0 - 31.3 51 0 0.6 9.6 - - 0.00 7.63 0.092 245 -