| 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 | 1/16/26 | 74.0 2.5 | 1541 | 43.7 1.6 | 0527 | - | - | - | - | - | - | - | 0.00 | 34.57 | - | - | - |
| Pope Valley (Weeks Lake) | 1/16/26 | 78.2 2.0 | 1405 | 26.1 1.5 | 0716 | 31.1 3.9 | 100 0 | 11 13 | 1.1 | 11.2 4.6 | 1238 | ENE | 59 | 0.00 | 16.94 | 0.074 0.013 | 266 10 | 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 | 1/16/26 | 76.7 0.7 | 1407 | 34.1 0.4 | 0740 | 37.7 2.1 | 99 1 | 20 7 | 2.2 | 11.9 0.4 | 1530 | ENE | 72 | 0.00 | 14.79 | 0.091 0.010 | 284 9 | - |
| Dollarhide 1AS Remote | 1/16/26 | 78.1 1.2 | 1405 | 25.0 2.2 | 0728 | 33.6 1.9 | 96 0 | 21 4 | 1.0 | 8.7 0.5 | 1434 | E | 97 | - | - | - | - | - |
| Dollarhide 17B Remote | 1/16/26 | 81.4 3.8 | 1434 | 29.5 0.6 | 0536 | 36.5 | 100 0 | 16 10 | - | - | - | - | - | - | - | - | - |
| Dollarhide 18A Remote | 1/16/26 | 77.2 2.9 | 1415 | 24.2 1.8 | 0713 | 33.0 1.8 | 100 0 | 20 6 | - | - | - | - | - | - | - | - | - |
| Angwin | 1/16/26 | 67.5 2.2 | 1441 | 56.0 6.0 | 0517 | 19.8 7.4 | 29 18 | 15 3 | 9.3 | 21.4 2.5 | 0846 | N | 9 | 0.00 | 32.03 | 0.130 0.011 | 0 0 | 0 0 |
| Lower Angwin (Pioneer) | 1/16/26 | 71.7 2.9 | 1458 | 41.7 12.1 | 2021 | - | - | - | 4.6 | 15.3 2.2 | 1026 | NE | 40 | - | - | - | - | - |
| Deer Park | 1/16/26 | 80.2 2.6 | 1513 | 51.4 3.7 | 2324 | 30.4 5.0 | 72 17 | 11 9 | 2.8 | 15.9 1.4 | 1309 | N | 354 | 0.00 | 18.50 | 0.090 0.014 | 201 8 | - |
| Lower Chiles Valley (Brown) | 1/16/26 | 77.0 1.7 | 1451 | 33.6 2.9 | 2353 | 31.2 4.7 | 100 7 | 12 8 | 2.0 | 14.2 3.1 | 1127 | ESE | 103 | 0.00 | 14.38 | 0.095 0.005 | 276 10 | 0 0 |
| Moss Creek Vineyard/Reservior | 1/16/26 | 77.7 4.4 | 1413 | 38.5 1.9 | 2352 | 35.9 3.9 | 100 0 | 12 14 | - | - | - | - | 0.00 | 19.00 | - | - | - |
| Max | 81.4 | - | 56.0 | - | 37.7 | 100 | 21 | 9.3 | 21.4 | - | - | 0.00 | 34.57 | 0.130 | 284 | - | |
| Avg | - | - | - | - | 32.1 | - | - | 3.3 | - | - | - | - | - | - | - | - | |
| Min | 67.5 | - | 24.2 | - | 19.8 | 29 | 11 | 1.0 | 8.7 | - | - | 0.00 | 14.38 | 0.074 | 0 | - |
| 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 | 1/16/26 | 81.3 2.1 | 1303 | 38.0 2.8 | 0633 | 41.0 0.6 | 98 2 | 16 9 | - | - | - | - | 0.00 | 22.63 | - | - | - |
| Fotsch (Maple Lane) | 1/16/26 | 80.6 1.2 | 1420 | 34.4 1.1 | 0637 | 36.8 1.9 | 97 1 | 10 9 | 2.3 | 13.8 0.2 | 1216 | NNW | 335 | 0.00 | 20.61 | - | - | - |
| Diamond Mtn (Schramsberg) | 1/16/26 | 77.9 6.9 | 1239 | 53.3 4.5 | 2106 | 27.6 4.6 | 67 21 | 11 4 | - | - | - | - | 0.00 | 20.76 | - | - | - |
| Diamond Mtn (McEachran) | 1/16/26 | 78.6 5.4 | 1424 | 48.2 6.0 | 2338 | 31.5 7.2 | 68 28 | 10 15 | - | - | - | - | - | - | - | - | - |
| St. Helena-North | 1/16/26 | 81.9 4.9 | 1332 | 37.0 2.1 | 0703 | 36.3 2.2 | 91 9 | 8 11 | 2.1 | 12.3 0.2 | 1512 | SSE | 156 | 0.00 | 20.73 | 0.069 0.000 | 214 7 | - |
| St. Helena (NVV Office) | 1/16/26 | 81.6 1.3 | 1408 | 36.1 1.0 | 0734 | - | - | - | 1.4 | 9.6 2.9 | 1335 | NE | 43 | 0.00 | 18.18 | - | - | - |
| Tiara Fria (East St. Helena) | 1/16/26 | 79.7 2.0 | 1430 | 36.5 3.8 | 0718 | 38.8 0.4 | 97 1 | 12 7 | 1.9 | 10.9 0.3 | 1430 | SE | 145 | 0.00 | 16.72 | - | - | - |
| Rutherford Hill Estate | 1/16/26 | 81.4 1.0 | 1411 | 48.2 3.5 | 2357 | 35.9 1.9 | 83 17 | 13 4 | 1.6 | 12.7 0.7 | 1126 | N | 5 | 0.00 | 17.00 | 0.071 0.003 | 235 6 | 0 0 |
| Rutherford-North (Mee Ln) | 1/16/26 | 79.5 0.9 | 1327 | 30.3 2.7 | 0627 | 37.5 1.5 | 100 0 | 14 5 | 2.2 | 13.6 0.4 | 1605 | SSE | 153 | 0.00 | 15.31 | 0.070 0.008 | 239 7 | 0 0 |
| Rutherford (STS) | 1/16/26 | 81.0 0.6 | 1238 | 31.5 0.9 | 0654 | 39.6 1.0 | 93 0 | 20 4 | 2.0 | 10.2 0.8 | 1339 | ENE | 64 | 0.00 | 0.00 | 0.081 0.003 | 287 9 | - |
| Oakville-NE (Ranch 88) | 1/16/26 | 78.5 2.6 | 1327 | 29.3 1.0 | 0714 | 35.9 0.6 | 96 0 | 12 4 | 0.0 | 6.0 1.5 | 1544 | S | 177 | 0.00 | 16.02 | 0.062 0.003 | 282 8 | 0 0 |
| OV561-East | 1/16/26 | 74.7 7.6 | 1308 | 31.1 1.2 | 0702 | - | - | - | - | - | - | - | - | - | - | - | - |
| Oakville | 1/16/26 | 77.7 3.0 | 1312 | 30.8 1.1 | 0631 | 39.0 0.2 | 97 1 | 15 3 | 2.3 | 14.2 4.5 | 1522 | SE | 142 | 0.00 | 16.58 | 0.076 0.007 | 269 9 | - |
| OV518-West | 1/16/26 | 76.7 0.1 | 1301 | 31.5 0.7 | 0650 | - | - | - | - | - | - | - | - | - | - | - | - |
| To Kalon Remote (TKKE) | 1/16/26 | 79.8 8.0 | 1326 | 31.1 0.9 | 0520 | - | - | - | - | - | - | - | - | - | - | - | - |
| To Kalon | 1/16/26 | 81.8 2.0 | 1313 | 32.0 0.0 | 0618 | 39.7 0.5 | 99 1 | 15 6 | 2.0 | 13.3 5.3 | 1511 | SSE | 148 | 0.00 | 17.71 | 0.073 0.008 | 256 8 | - |
| To Kalon Remote (TKN5) | 1/16/26 | 78.5 0.3 | 1323 | 30.8 1.6 | 0509 | - | - | - | - | - | - | - | - | - | - | - | - |
| Yountville (Ranch 67) | 1/16/26 | 72.2 6.0 | 1321 | 30.9 0.5 | 0654 | 38.9 0.4 | 97 1 | 34 13 | 2.1 | 14.0 3.6 | 1554 | SE | 144 | 0.00 | 15.15 | 0.074 0.003 | 346 5 | - |
| Stags Leap Dist (Silverado Vineyards) | 1/16/26 | 73.2 5.0 | 1304 | 31.0 1.2 | 0750 | 39.6 0.0 | 100 0 | 34 11 | 1.6 | 15.6 9.4 | 1543 | S | 177 | 0.00 | 18.44 | 0.075 0.009 | 266 8 | - |
| Borreo (Soda Canyon) | 1/16/26 | 72.9 1.4 | 1249 | 40.3 2.1 | 2301 | 39.2 3.5 | 94 4 | 14 12 | 2.2 | 14.2 5.7 | 0445 | N | 0 | 0.00 | 18.80 | 0.075 0.005 | 281 7 | - |
| Wappo Hill Floor | 1/16/26 | 72.6 1.0 | 1234 | 28.7 2.4 | 0729 | 39.8 0.9 | 100 0 | 36 4 | 1.6 | 10.0 1.7 | 1558 | SE | 144 | 0.00 | 18.22 | 0.071 0.005 | 275 8 | - |
| Stags Leap Dist (Chimney Rock) | 1/16/26 | 71.8 2.5 | 1310 | 30.9 1.4 | 0557 | - | - | - | 1.8 | 11.0 3.5 | 1544 | SE | 144 | 0.00 | 16.24 | 0.061 0.005 | 234 6 | 0 0 |
| Yountville-South (Ranch 87) | 1/16/26 | 71.1 3.4 | 1245 | 30.4 2.6 | 0703 | 40.7 1.1 | 100 0 | 39 2 | 1.4 | 10.9 2.4 | 1458 | S | 170 | 0.00 | 18.26 | 0.068 0.004 | 264 8 | - |
| Yountville-SE (Ranch 85) | 1/16/26 | 70.6 4.1 | 1234 | 31.4 1.1 | 0716 | 40.3 1.3 | 100 0 | 38 2 | 1.4 | 11.5 4.0 | 1431 | SSE | 163 | 0.00 | 17.18 | - | 0 0 | 0 0 |
| Oak Knoll-East (Ranch 53) | 1/16/26 | 69.9 3.3 | 1252 | 31.4 1.8 | 0742 | 39.8 1.2 | 97 1 | 36 3 | 1.4 | 9.8 2.7 | 1438 | SSE | 150 | 0.00 | 16.09 | 0.066 0.004 | 251 6 | - |
| Napa-NW (Ranch 54) | 1/16/26 | 68.0 2.8 | 1406 | 32.2 1.6 | 0728 | 41.0 1.1 | 100 0 | 42 5 | 1.7 | 11.4 4.6 | 1536 | SSE | 160 | 0.00 | 17.24 | - | 0 0 | 0 0 |
| Napa-North (Ranch 29) | 1/16/26 | 67.6 5.7 | 1246 | 32.9 0.7 | 0732 | 41.2 1.9 | 100 0 | 43 2 | 1.4 | 10.5 3.0 | 1301 | S | 172 | 0.00 | 15.78 | 0.045 0.002 | 151 4 | - |
| Max | 81.9 | - | 53.3 | - | 41.2 | 100 | 43 | 2.3 | 15.6 | - | - | 0.00 | 22.63 | 0.081 | 346 | - | |
| Avg | - | - | - | - | 38.1 | - | - | 1.7 | - | - | - | - | - | - | - | - | |
| Min | 67.6 | - | 28.7 | - | 27.6 | 67 | 8 | 0.0 | 6.0 | - | - | 0.00 | 0.00 | 0.045 | 0 | - |
| 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 | 1/16/26 | 70.3 1.0 | 1243 | 60.0 2.9 | 1846 | 25.8 5.1 | 52 14 | 16 5 | 1.8 | 13.1 2.5 | 1033 | N | 0 | 0.00 | 22.87 | 0.076 0.008 | 169 11 | 0 0 |
| Mount George (Napa East) | 1/16/26 | 81.9 2.9 | 1136 | 40.1 0.5 | 0631 | 46.8 1.1 | 100 0 | 43 0 | 1.0 | 6.4 0.3 | 1257 | SSE | 164 | 0.00 | 7.16 | 0.072 0.002 | 280 12 | - |
| Napa-East (Palmaz 300') | 1/16/26 | 70.7 4.1 | 1245 | 38.3 0.2 | 0612 | 42.5 2.3 | 100 0 | 38 2 | 1.8 | 7.9 1.5 | 1739 | NE | 48 | 0.00 | 14.03 | 0.061 0.003 | 237 6 | - |
| Napa-East (Palmaz 1200') | 1/16/26 | 73.1 1.9 | 1413 | 43.8 0.9 | 2007 | 31.7 6.7 | 84 3 | 17 15 | 3.5 | 16.6 2.1 | 0959 | ENE | 67 | - | - | 0.093 0.008 | 255 8 | - |
| Napa-East (Palmaz 1400') | 1/16/26 | 70.9 1.6 | 1330 | 44.0 5.9 | 2053 | 30.9 7.3 | 79 9 | 19 11 | 5.4 | 21.1 3.5 | 0622 | NE | 45 | 0.00 | 19.50 | 0.120 0.018 | 278 8 | - |
| 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) | 1/16/26 | 66.2 3.2 | 1344 | 44.4 1.9 | 0626 | - | - | - | 2.7 | 11.7 3.1 | 1302 | SSW | 207 | 0.00 | 15.55 | 0.070 0.005 | 275 8 | 0 0 |
| Napa-West Lower (Truchard) | 1/16/26 | 66.4 4.2 | 1340 | 30.3 1.5 | 0703 | 39.7 1.6 | 100 0 | 49 2 | - | - | - | - | - | - | - | - | 0 0 |
| Napa-South (Toyon Farms) | 1/16/26 | 66.2 3.2 | 1352 | 39.2 1.3 | 0646 | 46.4 1.1 | 100 0 | 56 1 | 1.6 | 10.0 3.4 | 1415 | S | 169 | 0.00 | 9.78 | 0.038 0.004 | 138 3 | 0 0 |
| Toyon Remote 1 | 1/16/26 | 67.6 2.4 | 1207 | 32.9 0.9 | 0702 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 2 | 1/16/26 | 65.6 3.3 | 1205 | 32.1 0.4 | 0659 | - | - | - | - | - | - | - | - | - | - | - | - |
| Toyon Remote 3 | 1/16/26 | 66.4 5.5 | 1205 | 31.9 0.9 | 0644 | - | - | - | - | - | - | - | - | - | - | - | - |
| Dealy Lane (Ranch 80) | 1/16/26 | 67.5 2.0 | 1346 | 35.2 3.0 | 0657 | 42.7 2.3 | 96 0 | 45 2 | 2.2 | 8.8 1.5 | 0110 | NNW | 327 | 0.00 | 14.80 | 0.066 0.004 | 278 6 | - |
| Carneros (Saintsbury) | 1/16/26 | 64.5 3.9 | 1329 | 34.3 0.3 | 0725 | 42.6 1.2 | 100 0 | 50 4 | 2.2 | 10.2 3.7 | 1506 | SSE | 153 | 0.00 | 1.65 | - | - | 0 0 |
| Suscol Lower (Ranch 35) | 1/16/26 | 68.1 2.2 | 1317 | 34.8 1.6 | 0642 | 41.5 3.2 | - | - | 2.1 | 8.0 3.6 | 1212 | S | 188 | 0.00 | 14.19 | 0.062 0.001 | 260 8 | - |
| Suscol Mtn (Ranch 93) | 1/16/26 | 67.5 2.3 | 1043 | 55.4 3.5 | 1937 | 32.8 10.5 | 57 17 | 16 8 | 4.4 | 21.2 8.2 | 0844 | NNE | 16 | 0.00 | 9.83 | - | - | - |
| Suscol Upper (Ranch 92) | 1/16/26 | 68.9 2.0 | 1432 | 53.9 1.5 | 2015 | 35.5 8.9 | 64 8 | 17 14 | 0.4 | 15.6 2.5 | 0901 | NW | 312 | 0.00 | 13.66 | - | - | 0 0 |
| Stanly (Ranch 45) | 1/16/26 | 64.3 3.6 | 1344 | 33.3 2.0 | 0715 | 45.1 1.8 | 95 4 | 49 4 | 3.0 | 10.5 1.6 | 1419 | SSE | 163 | 0.00 | 15.30 | 0.072 0.002 | 304 1 | 0 0 |
| Carneros Upper (Ranch 81) | 1/16/26 | 66.3 0.1 | 1407 | 48.2 3.8 | 0638 | 44.1 2.8 | - | - | 2.6 | 9.9 2.0 | 1409 | SSW | 210 | - | - | - | - | - |
| Carneros (Mitsuko) | 1/16/26 | 66.5 2.8 | 1325 | 31.5 0.1 | 0706 | - | - | - | - | - | - | - | - | - | - | - | - |
| Carneros Lower (Ranch 81) | 1/16/26 | 70.6 5.7 | 1339 | 35.9 0.2 | 0609 | 27.9 13.8 | 100 0 | 0 0 | 1.3 | 10.1 2.0 | 1209 | SSE | 168 | 0.00 | 12.79 | 0.047 0.004 | 177 8 | - |
| Carneros (Milton Rd) | 1/16/26 | 65.2 0.5 | 1303 | 31.3 1.1 | 0701 | 40.5 1.9 | 97 0 | 47 11 | - | - | - | - | 0.00 | 5.74 | - | - | - |
| Max | 81.9 | - | 60.0 | - | 46.8 | 100 | 56 | 5.4 | 21.2 | - | - | 0.00 | 22.87 | 0.120 | 304 | - | |
| Avg | - | - | - | - | 38.5 | - | - | 2.4 | - | - | - | - | - | - | - | - | |
| Min | 64.3 | - | 30.3 | - | 25.8 | 52 | 0 | 0.4 | 6.4 | - | - | 0.00 | 1.65 | 0.038 | 138 | - |