| Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | RH (%) | 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rockpile Lower (Cooley) | 3/16/26 | 92.1 6.9 | 1626 | 64.2 13.1 | 0605 | 39.9 2.2 | 30 | 50 33 | 10 0 | 3.4 | 15.3 0.0 | 1916 | WNW | 293 | 0.00 | 36.97 | - | - | 0 0 |
| Rockpile Upper (Cooley) | 3/16/26 | 88.9 6.4 | 1610 | 64.0 13.9 | 0146 | 38.2 3.4 | 28 | 49 31 | 13 0 | 7.6 | 22.6 4.2 | 1924 | NW | 321 | 0.00 | 37.66 | 0.245 0.013 | 528 2 | 0 0 |
| Cloverdale-East (Ranch 83) | 3/16/26 | 92.5 2.5 | 1632 | 58.1 6.8 | 0800 | 47.1 1.8 | - | - | - | 6.9 | 20.4 0.5 | 1008 | N | 0 | 0.00 | 30.99 | 0.199 0.034 | 475 11 | 60 10 |
| Cloverdale-SE (Ranch 38) | 3/16/26 | 91.7 2.4 | 1510 | 58.4 6.2 | 0824 | 47.9 1.5 | 44 | 60 22 | 14 5 | 7.9 | 24.9 0.9 | 0739 | N | 0 | 0.00 | 32.45 | 0.204 0.036 | 444 6 | 0 0 |
| Geyserville-North (Hoffman) | 3/16/26 | 95.7 2.8 | 1654 | 50.4 0.7 | 0657 | 50.9 3.3 | 56 | 80 6 | 24 5 | 2.3 | 11.5 0.6 | 1037 | WNW | 301 | 0.00 | 25.50 | 0.149 0.015 | 432 1 | 60 10 |
| Geyserville (Ranch 3) | 3/16/26 | 92.5 4.0 | 1703 | 54.0 2.9 | 0440 | 49.5 3.8 | 52 | 75 10 | 22 4 | 3.4 | 11.8 1.4 | 0958 | W | 272 | 0.00 | 31.63 | 0.164 0.014 | 456 3 | 60 10 |
| Geyserville-East (Ranch 40) | 3/16/26 | 93.7 3.6 | 1541 | 56.7 5.8 | 0644 | 49.8 3.1 | 44 | 65 21 | 24 5 | 2.7 | 13.7 4.2 | 1736 | SSW | 205 | 0.00 | 32.10 | 0.177 0.024 | 484 2 | 60 10 |
| Geyserville-South (Nervo Station) | 3/16/26 | 91.7 3.6 | 1635 | 52.4 2.5 | 0652 | - | - | - | - | 1.3 | 8.1 6.4 | 0831 | NW | 318 | 0.00 | 24.64 | - | - | 60 10 |
| Jimtown-North (Piccolo Ranch 15) | 3/16/26 | 94.4 3.3 | 1604 | 45.3 3.2 | 0725 | 48.6 3.3 | 61 | 100 0 | 17 4 | 1.2 | 8.1 2.4 | 1720 | SSE | 161 | 0.00 | 29.34 | 0.133 0.011 | 425 2 | 60 10 |
| HWY 128/Chalk Hill Rd (Landslide) | 3/16/26 | 94.7 4.0 | 1604 | 44.4 1.8 | 0736 | 50.2 3.5 | 68 | 97 1 | 17 1 | 1.2 | 10.0 0.2 | 1703 | SSE | 150 | 0.00 | 28.06 | 0.136 0.006 | 414 1 | 80 10 |
| N Chalk Hill Rd (Ranch 63) | 3/16/26 | 92.4 5.6 | 1629 | 42.3 1.6 | 0710 | 48.8 3.3 | 67 | 100 0 | 16 0 | 1.2 | 9.3 0.9 | 1647 | SSE | 162 | 0.00 | 29.61 | 0.135 0.006 | 420 2 | 80 10 |
| Knights Valley (Bavarian Lion) | 3/16/26 | 92.0 5.6 | 1634 | 40.7 3.1 | 0722 | 47.4 3.5 | 67 | 97 1 | 15 0 | 2.2 | 9.7 1.4 | 1742 | W | 278 | 0.00 | 27.72 | 0.153 0.011 | 466 3 | 70 10 |
| Upper Dry Creek Valley | 3/16/26 | 94.3 5.1 | 1617 | 49.4 1.1 | 0619 | 49.4 3.7 | 57 | 86 3 | 14 0 | 1.8 | 7.2 5.6 | 1416 | SE | 132 | 0.00 | 34.53 | 0.156 0.007 | 491 3 | 70 10 |
| Lower Dry Creek Valley | 3/16/26 | 93.1 0.6 | 1604 | 47.8 4.5 | 0720 | 50.3 3.6 | 60 | 90 10 | 20 7 | 1.8 | 10.7 3.9 | 1805 | N | 355 | 0.00 | 33.46 | 0.159 0.028 | 461 1 | 60 10 |
| Max | 95.7 | - | 64.2 | - | 50.9 | 68 | 100 | 24 | 7.9 | 24.9 | - | - | 0.00 | 37.66 | 0.245 | 528 | - | |
| Avg | - | - | - | - | 47.5 | 53 | - | - | 3.2 | - | - | - | - | - | - | - | - | |
| Min | 88.9 | - | 40.7 | - | 38.2 | 28 | 49 | 10 | 1.2 | 7.2 | - | - | 0.00 | 24.64 | 0.133 | 414 | - |
| Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | RH (%) | Daily Max RH (%) | Daily Min RH (%) | Wind Spd (mph) | Daily Max Wind (mph) | Time of Max Wind | Daily Rain (In) | Season Precip (In) | Daily ETo (in) | Daily Solar Rad (Cal/cm2) | Powdery Mildew Stress (pts) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Windsor-NW (Ranch 8) | 3/16/26 | 93.1 0.1 | 1611 | 51.9 4.1 | 0703 | 52.9 4.5 | 59 | 82 2 | 28 13 | 1.0 | 9.0 1.2 | 1637 | 0.00 | 29.12 | 0.157 0.009 | 491 6 | 80 |
| Windsor-East (Ranch 16) | 3/16/26 | 90.5 1.0 | 1410 | 48.6 4.3 | 0731 | 50.0 2.8 | 60 | 91 6 | 21 8 | 2.0 | 11.5 1.5 | 0409 | 0.00 | 21.96 | 0.166 0.010 | 492 10 | 60 |
| Mark West-North (Ranch 14) | 3/16/26 | 88.3 0.0 | 1508 | 46.4 3.7 | 0725 | 49.4 3.7 | 60 | 94 3 | 24 13 | 0.9 | 8.6 2.4 | 1605 | 0.00 | 23.74 | 0.024 0.001 | 0 0 | 0 |
| Windsor-SE (Silk Rd) | 3/16/26 | 89.7 0.9 | 1601 | 44.4 3.2 | 0709 | 50.4 4.8 | 68 | 97 2 | 27 16 | 1.3 | 8.0 2.3 | 1705 | 0.00 | 21.14 | 0.155 0.008 | 483 2 | 0 |
| Fulton-NW (Ranch 5) | 3/16/26 | 87.2 0.7 | 1608 | 44.5 1.0 | 0710 | 49.9 5.9 | 65 | 97 3 | 29 26 | 1.7 | 9.4 1.2 | 1531 | 0.00 | 23.97 | 0.165 0.015 | 497 10 | 0 |
| Windsor-South (Laughlin Rd) | 2/27/26 | 81.3 4.8 | 1431 | 49.4 1.9 | 0637 | 53.1 42.4 | 74 | 100 0 | 0 0 | - | - | - | 0.00 | 24.07 | - | - | - |
| Fulton-SE (Barnes Rd) | 3/16/26 | 89.4 3.9 | 1542 | 46.4 0.8 | 0743 | 49.6 2.4 | 61 | 92 2 | 25 5 | 1.6 | 9.3 0.1 | 1623 | 0.00 | 23.01 | - | - | 0 |
| Fulton-SW (Ranch 21) | 3/16/26 | 85.9 0.9 | 1554 | 45.0 1.8 | 0735 | 50.6 19.5 | 66 | 95 5 | 32 32 | 1.8 | 9.1 0.2 | 1656 | 0.00 | 23.44 | 0.169 0.012 | 523 8 | 0 |
| NW Santa Rosa (Piner Road) | 3/16/26 | 87.9 2.1 | 1558 | 43.9 2.6 | 0703 | 53.2 4.2 | 74 | 100 0 | 39 16 | 1.3 | 8.5 1.3 | 1651 | 0.00 | 21.90 | - | - | 0 |
| River Rd South (Denner Ranch) | 3/16/26 | 86.6 3.2 | 1731 | 45.8 4.3 | 0714 | 52.7 4.5 | 72 | 100 0 | 29 15 | 2.5 | 10.5 1.1 | 1649 | - | - | - | - | 0 |
| West Santa Rosa (LOV Vineyard) | 3/16/26 | 88.3 2.0 | 1607 | 45.0 1.5 | 0723 | 50.1 3.7 | 66 | 96 4 | 25 8 | 1.2 | 8.3 2.2 | 1454 | 0.01 | 16.83 | 0.027 0.001 | 5 4 | 0 |
| Guerneville Rd (Prokopakis) | 3/16/26 | 90.1 2.8 | 1546 | 46.6 1.6 | 0709 | 50.8 3.2 | 66 | 96 3 | 26 10 | - | - | - | 0.00 | 23.03 | - | - | 0 |
| Guerneville Rd West (Balletto) | 3/16/26 | 87.7 2.2 | 1550 | 43.4 1.4 | 0716 | 52.5 3.5 | 74 | 99 1 | 32 11 | 1.8 | 8.2 1.3 | 1658 | 0.00 | 22.55 | - | - | 0 |
| Sanchietti Ranch | 3/16/26 | 88.5 4.7 | 1623 | 45.1 2.4 | 0737 | 53.0 3.1 | - | 96 2 | 32 6 | 2.2 | 9.9 0.2 | 1517 | 0.00 | 23.50 | - | - | 0 |
| Occidental Rd (Sebastopol) | 3/16/26 | 88.3 4.3 | 1607 | 42.9 0.1 | 0726 | 56.9 3.1 | 86 | 100 0 | 40 5 | 1.6 | 8.1 3.5 | 1332 | 0.00 | 6.96 | - | - | 0 |
| Lower Westside Rd (Ranch 12) | 3/16/26 | 91.6 2.2 | 1610 | 44.9 2.2 | 0750 | 50.0 3.3 | 66 | 96 4 | 18 6 | 1.0 | 6.9 1.4 | 1324 | 0.00 | 28.30 | - | - | 80 |
| Guerneville (Laughlin Rd) | 3/16/26 | 89.6 4.7 | 1419 | 42.4 1.7 | 0716 | 47.2 1.7 | 68 | 98 0 | 18 4 | 1.3 | 12.6 0.2 | 1452 | 0.00 | 39.24 | - | - | 0 |
| Korbel (Winery) | 3/16/26 | 91.1 4.7 | 1402 | 45.4 0.1 | 0707 | 49.0 2.3 | 68 | 100 0 | 18 2 | 0.9 | 11.9 1.0 | 1612 | 0.00 | 36.61 | - | - | 70 |
| Forestville (Shone Farms) | 3/16/26 | 93.0 4.0 | 1634 | 47.7 2.9 | 0732 | 49.3 4.0 | 58 | 90 7 | 18 6 | 1.6 | 9.1 3.0 | 1325 | 0.00 | 30.31 | 0.154 0.010 | 474 8 | 0 |
| Forestville-NE (Ranch 30) | 3/16/26 | 91.9 4.9 | 1637 | 45.5 1.7 | 0751 | 51.6 3.6 | 68 | 97 3 | 24 6 | 1.3 | 9.4 1.9 | 1351 | 0.00 | 28.46 | 0.160 0.011 | 489 9 | 80 |
| Green Valley Vineyard | 3/16/26 | 90.4 4.3 | 1544 | 48.2 2.5 | 0738 | 47.6 3.4 | 56 | 88 10 | 18 6 | 2.1 | 9.9 3.5 | 1639 | 0.00 | 35.04 | 0.054 0.016 | 83 73 | 0 |
| Green Valley (Sanchietti) | 3/16/26 | 92.0 4.7 | 1623 | 42.3 2.6 | 0716 | - | - | - | - | - | - | - | - | - | - | - | 0 |
| Keefer Ranch (Green Valley) | 3/16/26 | 91.6 3.3 | 1624 | 43.3 2.6 | 0746 | 49.8 4.2 | 71 | 98 1 | 22 7 | - | - | - | 0.00 | 31.31 | - | - | 0 |
| Graton-South (Mill Station Rd) | 3/16/26 | 85.9 1.4 | 1445 | 42.9 3.0 | 0705 | 49.2 3.7 | 67 | 98 1 | 26 11 | 0.4 | 6.7 0.1 | 1551 | 0.00 | 27.62 | - | - | 0 |
| Occidental (Horseshoe Bend) | 3/16/26 | 87.3 5.6 | 1549 | 59.8 8.4 | 0153 | 47.4 1.5 | - | 61 28 | 19 0 | - | - | - | 0.00 | 32.01 | - | - | 0 |
| Sexton Valley (Jacqueline's Blk) | 3/16/26 | 86.2 2.6 | 1431 | 44.4 2.5 | 0740 | 51.2 3.5 | 72 | 99 0 | 29 7 | 1.3 | 9.8 0.4 | 1623 | 0.00 | 15.31 | - | - | 0 |
| Sebastopol Hills (Burnside Rd) | 3/16/26 | 83.1 3.2 | 1523 | 56.2 5.7 | 0742 | 49.6 2.3 | 52 | 66 27 | 34 13 | 2.0 | 11.6 0.3 | 1625 | 0.00 | 27.89 | - | - | 0 |
| Seaview/Fort Ross (Hirsch) | 3/16/26 | 83.0 4.8 | 1620 | 70.2 16.4 | 0530 | 37.8 3.0 | 25 | 34 40 | 19 2 | 2.3 | 8.3 2.4 | 2056 | 0.00 | 48.40 | 0.177 0.004 | 531 13 | 0 |
| Max | 93.1 | - | 70.2 | - | 56.9 | 86 | 100 | 40 | 2.5 | 12.6 | - | 0.01 | 48.40 | 0.177 | 531 | - | |
| Avg | - | - | - | - | 50.1 | 64 | - | - | 1.5 | - | - | - | - | - | - | - | |
| Min | 83.0 | - | 42.3 | - | 37.8 | 25 | 34 | 18 | 0.4 | 6.7 | - | 0.00 | 6.96 | 0.024 | 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Upper Rincon Valley | 3/16/26 | 86.1 3.9 | 1504 | 61.0 8.6 | 0722 | 45.8 1.5 | 62 21 | 23 3 | 2.8 0.2 | 8.0 2.7 | 1303 | SSW | 213 | 0.00 | 5.41 | 0.175 0.017 | 511 9 | 0 0 |
| Lower Bennett Valley | 3/16/26 | 87.0 4.2 | 1441 | 41.6 2.9 | 0724 | 49.6 3.1 | 100 0 | 25 1 | 1.6 0.1 | 10.6 1.4 | 1613 | S | 174 | 0.00 | 22.06 | 0.157 0.014 | 486 12 | 0 0 |
| Kenwood (Wildwood) | 3/16/26 | 88.1 5.8 | 1556 | 46.7 3.1 | 0738 | 50.1 1.4 | 92 8 | 33 11 | 2.7 0.4 | 8.0 4.2 | 1443 | S | 187 | 0.00 | 26.90 | 0.147 0.007 | 448 9 | 70 10 |
| Sonoma Valley (Bedrock) | 3/16/26 | 84.9 0.5 | 1530 | 44.6 1.4 | 0735 | 49.0 2.6 | 92 4 | 31 12 | - | - | - | - | 0.00 | 23.11 | - | - | 100 20 |
| Sonoma-West (Arnold) | 3/16/26 | 87.9 4.2 | 1823 | 43.0 1.8 | 0735 | 50.4 2.2 | 95 5 | 31 6 | 1.8 0.0 | 9.5 2.3 | 1342 | S | 169 | 0.00 | 17.20 | 0.172 0.003 | 552 9 | 70 10 |
| Sonoma Valley HS | 3/16/26 | 85.1 2.7 | 1630 | 45.3 1.6 | 0709 | 52.8 1.8 | 100 0 | 35 2 | 1.2 0.1 | 6.7 3.7 | 1733 | S | 176 | 0.00 | 5.29 | 0.148 0.004 | 496 8 | 40 20 |
| Sonoma East (Bundschu01) | 3/16/26 | 84.3 1.7 | 1621 | 44.2 2.6 | 0709 | 49.9 1.7 | 94 4 | 31 4 | 2.0 0.0 | 9.2 0.6 | 1410 | SSE | 158 | 0.00 | 17.48 | 0.160 0.007 | 516 13 | 0 0 |
| Schellville (Sasaki) | 2/4/26 | 70.2 | 1502 | 39.9 | 0001 | 48.4 | 98 | 51 | 2.9 | 11.8 | 1113 | NE | 34 | 0.00 | 0.00 | - | - | 0 |
| Sonoma-SE (Napoli) | 3/16/26 | 86.3 1.8 | 1534 | 44.1 1.7 | 0736 | 49.7 1.6 | 95 1 | 28 1 | 0.8 0.0 | 7.4 4.0 | 1232 | S | 172 | 0.00 | 14.95 | - | - | 0 0 |
| Ricci Vineyards (Carneros) | 3/16/26 | 86.2 2.2 | 1648 | 44.2 1.9 | 0723 | 48.5 1.3 | 95 2 | 24 0 | 2.4 0.4 | 9.2 6.2 | 1351 | S | 174 | 0.00 | 18.75 | 0.167 0.004 | 532 15 | 0 0 |
| Carneros (Ranch 71) | 3/16/26 | 85.9 3.9 | 1633 | 55.5 4.2 | 0547 | 48.2 0.5 | 75 16 | 29 0 | 1.5 0.9 | 8.8 3.8 | 2241 | E | 82 | 0.00 | 16.20 | 0.153 0.001 | 506 11 | 0 0 |
| Carneros Upper (Ranch 81) | 3/16/26 | 85.1 2.4 | 1533 | 57.1 5.3 | 0634 | 46.8 2.5 | - | - | 3.0 1.1 | 12.6 3.7 | 1929 | W | 261 | - | - | - | - | 0 0 |
| Carneros Lower (Ranch 81) | 3/16/26 | 83.6 1.4 | 1534 | 46.0 2.6 | 0709 | 49.4 6.8 | 100 0 | 0 0 | 1.4 0.1 | 9.5 1.2 | 1406 | SSE | 166 | 0.00 | 16.94 | 0.125 0.014 | 382 13 | 0 0 |
| Rohnert Park-West (Stony Point) | 3/16/26 | 83.7 4.1 | 1520 | 41.4 2.0 | 0735 | 49.8 2.0 | 99 0 | 31 3 | 1.1 0.3 | 9.6 3.7 | 1555 | SW | 231 | 0.00 | 6.33 | - | - | 0 0 |
| Cartograph Wines Base | 3/16/26 | 80.6 3.6 | 1423 | 54.2 2.5 | 0656 | 51.4 0.8 | 74 17 | 34 3 | 2.9 0.1 | 17.5 1.6 | 1608 | WSW | 248 | 0.00 | 22.43 | 0.157 0.013 | 494 12 | 0 0 |
| Cartograph Wines Remote | 3/16/26 | 82.9 4.7 | 1230 | 43.8 0.6 | 0730 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Rice-Spivak Vineyard | 3/16/26 | 81.6 3.2 | 1355 | 37.6 2.2 | 0732 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Penngrove (Asellus) | 3/16/26 | 85.9 4.4 | 1515 | 41.9 0.2 | 0658 | 47.9 0.8 | 96 1 | 23 2 | 1.4 0.8 | 7.7 3.2 | 1201 | SE | 127 | 0.02 | 45.71 | - | - | 0 0 |
| Petaluma (Ranch 10) | 3/16/26 | 90.0 5.1 | 1610 | 42.6 1.5 | 0744 | 47.3 2.5 | 96 4 | 20 0 | 0.9 0.8 | 8.7 3.5 | 1721 | NNW | 334 | 0.00 | 15.67 | 0.146 0.004 | 458 8 | 70 10 |
| Max | 90.0 | - | 61.0 | - | 52.8 | 100 | 35 | 3.0 | 17.5 | - | - | 0.02 | 45.71 | 0.175 | 552 | - | |
| Avg | - | - | - | - | 49.2 | - | - | 1.8 | - | - | - | - | - | - | - | - | |
| Min | 80.6 | - | 37.6 | - | 45.8 | 62 | 0 | 0.8 | 6.7 | - | - | 0.00 | 5.29 | 0.125 | 382 | - |