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Northeast Napa County

12 Stations

Daily Data | America/Los_Angeles
as of 12/29/25 10:18 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)
Montesol 12/28/25 56.5   3.4 1458 30.8   0.9 0744 - - - - - - - 0.01 25.00 - - -
Pope Valley (Weeks Lake) 12/28/25 62.4   6.1 1307 28.9   1.2 0728 31.6   3.8 100   0 25   25 1.4 14.7   2.2 1501 NNE | 18 0.00 12.23 0.050   0.006 218   2 0   0
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 12/28/25 60.4   2.7 1415 29.1   3.0 0744 34.2   4.6 100   0 33   24 2.9 18.2   3.6 2033 NNW | 347 0.00 10.33 0.062   0.013 241   13 -
Dollarhide 1AS Remote 12/28/25 62.3   4.4 1426 28.7   1.6 0702 33.0   3.5 96   0 32   23 1.3 12.6   0.8 1503 NE | 40 - - - - -
Dollarhide 17B Remote 12/28/25 63.1   5.0 1429 27.8   4.2 0730 34.2 100   0 32   22 - - - - - - - - -
Dollarhide 18A Remote 12/28/25 63.0   4.7 1432 27.8   1.6 0725 33.0   3.6 100   0 31   22 - - - - - - - - -
Angwin 12/28/25 51.4   4.5 1404 39.7   2.9 0418 25.5   10.7 68   32 35   28 8.6 30.0   12.5 2136 N | 3 0.00 24.70 0.052   0.035 0   0 0   0
Lower Angwin (Pioneer) 12/28/25 54.1   3.5 1410 32.4   1.7 0409 - - - 4.1 18.2   5.3 2341 NNE | 31 - - - - -
Deer Park 12/28/25 62.2   5.8 1450 38.7   1.9 0521 31.4   8.4 82   17 24   26 2.3 13.7   2.8 1550 NNE | 17 0.00 13.58 0.049   0.004 169   15 -
Lower Chiles Valley (Brown) 12/28/25 59.6   3.8 1358 29.4   1.1 0536 30.1   6.4 100   0 29   22 3.0 15.3   4.3 2307 NE | 52 0.00 8.51 0.068   0.019 232   20 0   0
Moss Creek Vineyard/Reservior 12/28/25 61.0   3.9 1354 30.5   3.1 0752 32.9   5.9 100   0 26   25 - - - - 0.00 12.59 - - -
Max   63.1 - 39.7 - 34.2 100 35 8.6 30.0 - - 0.01 25.00 0.068 241 -
Avg   - - - - 31.8 - - 3.4 - - - - - - - -
Min   51.4 - 27.8 - 25.5 68 24 1.3 12.6 - - 0.00 8.51 0.049 0 -

Northern & Central Napa County

27 Stations

Daily Data | America/Los_Angeles
as of 12/29/25 10:18 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)
Calistoga-North 12/21/25 60.3   0.8 1104 56.9   0.7 1918 58.1   0.7 100   0 94   6 - - - - 2.50 11.63 - - -
Fotsch (Maple Lane) 12/28/25 63.3   3.6 1413 31.3   2.2 0741 34.4   5.9 98   1 26   19 1.9 17.5   2.6 1845 W | 277 0.00 14.92 - - -
Diamond Mtn (Schramsberg) 12/28/25 56.4   0.6 1239 40.4   0.5 0734 33.1   6.3 87   13 29   23 - - - - 0.00 15.23 - - -
Diamond Mtn (McEachran) 12/28/25 58.1   1.3 1339 37.0   2.9 0725 35.7   5.7 95   4 28   24 - - - - - - - - -
St. Helena-North 12/28/25 65.4   3.0 1430 32.2   3.2 0652 35.8   4.3 99   0 29   12 1.6 16.5   9.2 2115 SSE | 167 0.06 10.13 0.040   0.001 179   8 -
St. Helena (NVV Office) 12/28/25 65.2   5.2 1511 32.8   2.7 0747 - - - 1.1 6.1   3.0 2220 SW | 220 0.00 13.17 - - -
Tiara Fria (East St. Helena) 12/28/25 63.6   5.5 1508 31.5   2.7 0659 34.6   4.3 97   0 28   20 1.5 12.1   0.9 2126 NNE | 16 0.00 12.36 - - -
Rutherford Hill Estate 12/28/25 64.7   4.3 1513 37.5   2.1 0748 34.0   7.2 92   8 28   17 1.3 10.1   2.8 2101 W | 275 0.01 4.11 0.043   0.002 201   14 0   0
Rutherford-North (Mee Ln) 12/28/25 64.7   5.1 1532 26.7   0.0 0734 33.3   2.3 100   0 27   20 1.5 7.2   3.1 1558 E | 94 0.00 11.09 0.043   0.006 201   28 0   0
Rutherford (STS) 12/19/25 58.0   1.5 1314 50.6   6.1 0008 49.5   3.1 84   6 79   2 3.6 16.7   9.8 1453 ESE | 111 0.70 6.72 0.023   0.005 33   38 -
Oakville-NE (Ranch 88) 12/28/25 64.9   5.2 1510 29.2   3.0 0713 33.1   4.8 97   0 26   18 0.7 9.1   3.6 1531 NNE | 31 0.00 11.58 0.048   0.001 238   22 0   0
OV561-East 12/28/25 65.9   3.9 1507 30.4   3.6 0742 - - - - - - - - - - - -
Oakville 12/28/25 63.3   2.8 1516 30.4   3.3 0740 34.3   4.4 98   0 28   18 1.2 7.7   4.0 2234 NE | 34 0.00 11.41 0.047   0.001 232   17 -
OV518-West 12/28/25 61.3   2.9 1532 31.1   3.9 0721 - - - - - - - - - - - -
To Kalon Remote (TKKE) 12/28/25 64.0   3.6 1459 30.6   2.3 0705 - - - - - - - - - - - -
To Kalon 12/28/25 64.1   3.0 1437 31.3   3.2 0713 35.7   3.7 100   0 29   17 1.6 7.3   3.3 2129 NW | 319 0.00 12.33 0.046   0.001 221   9 -
To Kalon Remote (TKN5) 12/28/25 63.3   3.5 1536 30.8   2.1 0616 - - - - - - - - - - - -
Yountville (Ranch 67) 12/28/25 63.3   4.7 1455 30.6   3.2 0750 35.0   3.3 98   1 28   18 1.4 8.3   4.3 2247 N | 355 0.07 10.52 0.051   0.004 330   11 -
Stags Leap Dist (Silverado Vineyards) 12/28/25 63.4   3.4 1443 31.0   3.0 0638 35.0   3.4 97   0 29   17 1.0 7.9   3.7 1600 S | 172 0.00 12.81 0.049   0.000 227   11 -
Borreo (Soda Canyon) 12/28/25 60.4   3.4 1448 31.8   2.5 0712 33.6   4.9 98   1 30   21 1.7 13.9   3.4 2143 N | 0 0.00 13.62 0.053   0.005 246   28 -
Wappo Hill Floor 12/28/25 64.9   0.6 1344 30.1   2.4 0742 36.3   3.0 100   0 30   14 1.2 7.1   5.0 1530 S | 174 0.00 12.19 0.048   0.004 236   1 -
Stags Leap Dist (Chimney Rock) 12/28/25 65.5   3.4 1441 30.6   3.1 0719 - - - 1.3 7.2   6.6 1537 SSE | 165 0.00 11.81 0.041   0.011 198   8 0   0
Yountville-South (Ranch 87) 12/28/25 64.5   3.1 1429 31.4   2.7 0716 36.6   3.2 100   0 29   17 1.0 6.2   3.6 1539 SW | 222 0.00 12.22 0.048   0.004 231   11 -
Yountville-SE (Ranch 85) 12/28/25 63.9   3.4 1508 31.6   3.0 0617 37.0   3.2 100   0 33   16 0.9 6.7   4.1 1518 SSW | 208 0.00 11.89 - 0   0 0   0
Oak Knoll-East (Ranch 53) 12/28/25 64.0   1.8 1349 31.3   3.4 0628 36.4   3.2 98   0 31   14 0.8 7.6   13.7 2115 E | 81 0.00 11.91 0.045   0.002 214   5 -
Napa-NW (Ranch 54) 12/28/25 60.3   0.4 1347 32.0   2.1 0739 37.2   2.8 100   0 35   14 1.1 6.8   2.2 1547 S | 174 0.00 12.69 - 0   0 0   0
Napa-North (Ranch 29) 12/28/25 61.7   1.6 1428 30.9   4.0 0724 37.2   3.8 100   0 34   17 0.9 7.3   0.9 1322 S | 190 0.00 11.12 0.030   0.006 116   17 -
Max   65.9 - 40.4 - 37.2 100 35 1.9 17.5 - - 0.07 15.23 0.053 330 -
Avg   - - - - 35.2 - - 1.2 - - - - - - - -
Min   56.4 - 26.7 - 33.1 87 26 0.7 6.1 - - 0.00 4.11 0.030 0 -

Southern Napa County

22 Stations

Daily Data
as of 12/29/25 10:18 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 12/28/25 53.9   2.6 1210 42.5   2.9 0043 28.8   10.5 75   25 32   34 2.1 14.9   3.5 2241 N | 4 0.00 16.84 0.045   0.015 138   3 0   0
Mount George (Napa East) 12/28/25 64.5   2.1 1455 33.7   1.2 0633 38.4   2.5 100   0 38   14 1.2 11.0   1.2 2128 NNE | 25 0.00 3.93 0.050   0.002 238   21 -
Napa-East (Palmaz 300') 12/28/25 62.2   1.9 1443 32.3   2.6 0642 35.4   4.8 100   0 35   12 2.0 10.2   1.5 1831 NE | 48 0.00 11.18 0.047   0.005 205   12 -
Napa-East (Palmaz 1200') 12/28/25 57.6   3.5 1410 33.0   2.3 0737 32.4   4.6 100   0 3   0 2.3 15.6   1.7 1103 ENE | 59 - - 0.048   0.004 218   4 -
Napa-East (Palmaz 1400') 12/28/25 55.8   3.5 1226 32.7   2.8 0546 30.6   8.9 94   6 32   32 3.1 15.0   0.8 2123 NNE | 25 0.00 15.37 0.056   0.017 220   9 -
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) 12/28/25 59.2   0.7 1520 35.4   0.5 0751 - - - 1.6 9.5   1.3 1301 S | 185 0.00 10.97 0.050   0.009 239   0 0   0
Napa-West Lower (Truchard) 12/28/25 60.2   1.1 1500 31.0   0.9 0742 36.0   2.3 100   0 45   5 - - - - - - - - 0   0
Napa-South (Toyon Farms) 12/28/25 60.5   1.7 1454 35.6   1.1 0741 40.7   2.8 100   0 49   13 0.9 7.9   1.7 1250 SSW | 201 0.00 6.09 0.028   0.002 122   3 0   0
Toyon Remote 1 12/28/25 59.5   0.1 1414 33.2   0.0 0748 - - - - - - - - - - - -
Toyon Remote 2 12/28/25 59.2   0.7 1507 31.9   2.0 0721 - - - - - - - - - - - -
Toyon Remote 3 12/28/25 60.8   0.2 1407 32.3   0.9 0644 - - - - - - - - - - - -
Dealy Lane (Ranch 80) 12/28/25 60.7   1.6 1445 33.3   0.9 0736 37.9   2.8 96   2 41   9 1.8 8.7   1.0 1316 SE | 145 0.00 10.42 0.049   0.001 244   0 -
Carneros (Saintsbury) 12/28/25 61.3   2.1 1454 32.3   1.1 0751 37.8   2.8 100   0 41   14 1.7 6.4   3.7 1330 SSE | 156 0.00 1.65 - - 0   0
Suscol Lower (Ranch 35) 12/28/25 59.9   1.9 1452 32.5   1.2 0756 37.3   3.7 - - 2.4 9.7   0.2 1546 SE | 135 0.00 10.67 0.048   0.004 225   5 -
Suscol Mtn (Ranch 93) 12/28/25 57.8   2.1 1453 43.5   1.5 0532 33.2   9.3 76   20 39   26 2.9 13.7   1.5 2314 N | 5 0.00 9.81 - - -
Suscol Upper (Ranch 92) 12/28/25 59.2   3.2 1408 42.9   0.6 0848 34.2   8.7 78   22 40   26 2.4 13.0   1.1 2012 N | 352 0.00 10.58 - - 0   0
Stanly (Ranch 45) 12/28/25 59.6   2.9 1410 32.2   2.0 0744 36.5   3.4 99   1 43   16 2.1 7.7   1.7 1025 NE | 47 0.00 11.58 0.055   0.003 270   0 0   0
Carneros Upper (Ranch 81) 12/28/25 61.2   4.3 1503 39.4   2.7 0747 39.1   2.1 - - 2.2 8.4   2.0 1302 SSE | 164 - - - - -
Carneros (Mitsuko) 12/28/25 60.3   1.9 1439 30.1   2.7 0645 - - - - - - - - - - - -
Carneros Lower (Ranch 81) 12/28/25 57.5   0.9 1354 32.7   2.5 0702 13.6   24.4 100   0 0   0 1.0 7.9   0.5 1326 SSE | 151 0.00 8.85 0.035   0.001 148   8 -
Carneros (Milton Rd) 12/28/25 60.6   3.5 1516 32.1   3.5 0746 36.4   3.9 96   0 42   23 - - - - 0.00 5.74 - - -
Max   64.5 - 43.5 - 40.7 100 49 3.1 15.6 - - 0.00 16.84 0.056 270 -
Avg   - - - - 34.3 - - 2.0 - - - - - - - -
Min   53.9 - 30.1 - 13.6 75 0 0.9 6.4 - - 0.00 1.65 0.028 122 -