| 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) | 3/14/26 | 72.2 0.5 | 1450 | 48.4 2.5 | 0651 | 45.7 6.7 | 64 | 81 5 | 41 19 | 5.4 | 19.5 2.0 | 0945 | WNW | 288 | 0.00 | 36.97 | - | - | 0 0 |
| Rockpile Upper (Cooley) | 3/14/26 | 68.4 0.7 | 1519 | 44.8 1.4 | 0809 | 45.2 8.2 | 73 | 90 2 | 48 28 | 13.7 | 28.9 0.9 | 0600 | NW | 317 | 0.00 | 37.66 | 0.144 0.033 | 504 64 | 0 0 |
| Cloverdale-East (Ranch 83) | 3/14/26 | 77.6 1.6 | 1608 | 47.1 1.8 | 0725 | 47.4 5.6 | - | - | - | 6.3 | 27.4 8.4 | 1125 | NW | 309 | 0.00 | 30.99 | 0.164 0.015 | 454 54 | 80 20 |
| Cloverdale-SE (Ranch 38) | 3/14/26 | 76.1 1.4 | 1440 | 49.8 3.1 | 0717 | 48.2 5.7 | 64 | 82 7 | 40 13 | 10.5 | 31.6 13.9 | 1128 | N | 0 | 0.00 | 32.45 | 0.167 0.008 | 424 40 | 0 0 |
| Geyserville-North (Hoffman) | 3/14/26 | 79.3 4.5 | 1453 | 51.1 6.8 | 0737 | 48.0 5.5 | 59 | 76 7 | 36 15 | 6.0 | 19.9 5.0 | 1401 | N | 2 | 0.00 | 25.50 | 0.158 0.014 | 421 20 | 80 20 |
| Geyserville (Ranch 3) | 3/14/26 | 79.8 3.2 | 1452 | 52.2 9.0 | 0740 | 47.0 6.0 | 56 | 77 12 | 32 14 | 8.8 | 23.7 9.0 | 1052 | W | 276 | 0.00 | 31.63 | 0.191 0.020 | 452 14 | 80 20 |
| Geyserville-East (Ranch 40) | 3/14/26 | 78.4 3.6 | 1423 | 49.8 1.4 | 0734 | 48.8 6.2 | 64 | 85 9 | 39 16 | 6.6 | 24.9 3.6 | 1600 | NNW | 333 | 0.00 | 32.10 | 0.162 0.001 | 471 14 | 80 20 |
| Geyserville-South (Nervo Station) | 3/14/26 | 79.1 3.4 | 1447 | 51.6 7.2 | 0517 | - | - | - | - | 5.4 | 23.2 5.0 | 2105 | NW | 316 | 0.00 | 24.64 | - | - | 80 20 |
| Jimtown-North (Piccolo Ranch 15) | 3/14/26 | 78.2 3.7 | 1453 | 45.4 7.0 | 0309 | 45.8 5.7 | 59 | 89 6 | 31 13 | 3.9 | 19.1 3.1 | 1455 | WNW | 282 | 0.00 | 29.34 | 0.145 0.018 | 416 20 | 80 20 |
| HWY 128/Chalk Hill Rd (Landslide) | 3/14/26 | 80.8 3.7 | 1458 | 41.0 3.4 | 0748 | 47.4 4.6 | 67 | 97 0 | 31 12 | 2.9 | 15.3 4.1 | 1546 | NNW | 342 | 0.00 | 28.06 | 0.137 0.018 | 405 40 | 100 0 |
| N Chalk Hill Rd (Ranch 63) | 3/14/26 | 78.4 4.0 | 1544 | 40.1 4.9 | 0732 | 46.0 5.1 | 65 | 100 0 | 32 14 | 2.9 | 18.9 4.7 | 1604 | WNW | 297 | 0.00 | 29.61 | 0.142 0.023 | 412 36 | 100 0 |
| Knights Valley (Bavarian Lion) | 3/14/26 | 79.2 1.6 | 1545 | 38.4 5.5 | 0739 | 45.7 5.0 | 70 | 98 0 | 31 16 | 2.8 | 14.8 2.7 | 1759 | W | 271 | 0.00 | 27.72 | 0.140 0.013 | 456 30 | 60 60 |
| Upper Dry Creek Valley | 3/14/26 | 77.9 3.5 | 1406 | 52.9 11.4 | 0531 | 46.9 5.8 | 54 | 74 17 | 34 18 | 6.6 | 20.0 0.2 | 0806 | NW | 307 | 0.00 | 34.53 | 0.180 0.004 | 487 20 | 60 60 |
| Lower Dry Creek Valley | 3/14/26 | 79.6 4.5 | 1445 | 44.3 6.6 | 0745 | 48.0 5.7 | 63 | 100 0 | 32 16 | 6.9 | 21.4 8.4 | 1501 | N | 355 | 0.00 | 33.46 | 0.175 0.029 | 447 25 | 80 20 |
| Max | 80.8 | - | 52.9 | - | 48.8 | 73 | 100 | 48 | 13.7 | 31.6 | - | - | 0.00 | 37.66 | 0.191 | 504 | - | |
| Avg | - | - | - | - | 46.9 | 63 | - | - | 6.3 | - | - | - | - | - | - | - | - | |
| Min | 68.4 | - | 38.4 | - | 45.2 | 54 | 74 | 31 | 2.8 | 14.8 | - | - | 0.00 | 24.64 | 0.137 | 405 | - |
| 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) | 3/14/26 | 81.5 1.5 | 1543 | 44.6 4.4 | 0733 | 49.0 2.5 | 65 | 86 2 | 36 4 | 2.2 | 17.5 7.4 | 2024 | 0.00 | 29.12 | 0.152 0.038 | 472 52 | 100 |
| Windsor-East (Ranch 16) | 3/14/26 | 80.4 0.9 | 1534 | 39.8 3.6 | 0742 | 47.5 2.3 | 67 | 100 0 | 32 6 | 3.2 | 14.6 5.7 | 1056 | 0.00 | 21.96 | 0.152 0.033 | 473 65 | 80 |
| Mark West-North (Ranch 14) | 3/14/26 | 82.0 4.2 | 1541 | 42.2 4.3 | 0705 | 47.0 1.3 | 65 | 98 1 | 29 1 | 1.6 | 10.0 1.6 | 1140 | 0.00 | 23.74 | 0.026 0.008 | 0 0 | 0 |
| Windsor-SE (Silk Rd) | 3/14/26 | 80.1 2.7 | 1511 | 39.4 2.5 | 0734 | 46.8 1.7 | 70 | 99 0 | 29 0 | 2.1 | 13.4 3.3 | 1556 | 0.00 | 21.14 | 0.143 0.025 | 470 47 | 0 |
| Fulton-NW (Ranch 5) | 3/14/26 | 80.0 4.3 | 1525 | 40.0 2.7 | 0736 | 45.0 5.6 | 65 | 100 0 | 3 0 | 2.6 | 12.4 2.9 | 1556 | 0.00 | 23.97 | 0.146 0.021 | 480 36 | 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) | 3/14/26 | 80.8 4.1 | 1430 | 41.6 3.4 | 0723 | 48.6 2.6 | 69 | 96 1 | 33 2 | 2.3 | 14.2 4.6 | 1640 | 0.00 | 23.01 | - | - | 0 |
| Fulton-SW (Ranch 21) | 3/14/26 | 79.4 3.6 | 1434 | 40.2 3.1 | 0720 | 41.8 17.8 | 67 | 100 0 | 0 0 | 2.3 | 12.1 1.6 | 1713 | 0.00 | 23.44 | 0.146 0.019 | 501 38 | 0 |
| NW Santa Rosa (Piner Road) | 3/14/26 | 79.3 5.0 | 1550 | 39.8 2.2 | 0737 | 50.5 2.5 | 82 | 100 0 | 41 2 | 1.5 | 9.8 1.6 | 1610 | 0.00 | 21.90 | - | - | 0 |
| River Rd South (Denner Ranch) | 3/14/26 | 81.7 6.3 | 1655 | 39.4 2.8 | 0644 | 49.6 2.0 | 79 | 100 0 | 30 5 | 2.1 | 13.6 2.6 | 1608 | - | - | - | - | 0 |
| West Santa Rosa (LOV Vineyard) | 3/14/26 | 79.0 4.1 | 1605 | 40.4 2.1 | 0734 | 48.4 2.1 | 75 | 100 0 | 33 0 | 1.3 | 10.4 2.7 | 1516 | 0.00 | 16.60 | 0.020 0.005 | 0 0 | 0 |
| Guerneville Rd (Prokopakis) | 3/14/26 | 80.7 6.0 | 1527 | 41.8 2.4 | 0726 | 49.1 2.0 | 75 | 100 0 | 33 1 | - | - | - | 0.00 | 23.03 | - | - | 0 |
| Guerneville Rd West (Balletto) | 3/14/26 | 78.5 4.6 | 1600 | 39.9 1.4 | 0748 | 49.7 2.4 | 80 | 100 0 | 41 4 | 1.9 | 13.9 5.0 | 1620 | 0.00 | 22.55 | - | - | 0 |
| Sanchietti Ranch | 3/14/26 | 77.3 4.8 | 1535 | 40.6 1.7 | 0734 | 50.4 2.5 | - | 98 1 | 47 8 | 2.2 | 12.1 2.1 | 1557 | 0.00 | 23.50 | - | - | 0 |
| Occidental Rd (Sebastopol) | 3/14/26 | 78.7 4.6 | 1548 | 38.8 3.4 | 0730 | 53.6 2.5 | 93 | 100 0 | 57 8 | 1.6 | 10.7 2.4 | 1527 | 0.00 | 6.95 | - | - | 0 |
| Lower Westside Rd (Ranch 12) | 3/14/26 | 82.4 4.1 | 1517 | 41.4 4.7 | 0721 | 47.0 2.2 | 68 | 99 1 | 28 1 | 1.4 | 13.0 5.1 | 1551 | 0.00 | 28.30 | - | - | 100 |
| Guerneville (Laughlin Rd) | 3/14/26 | 81.6 2.0 | 1544 | 39.3 1.4 | 0718 | 45.4 0.9 | 71 | 98 0 | 26 1 | 1.8 | 21.0 13.6 | 1457 | 0.00 | 39.24 | - | - | 0 |
| Korbel (Winery) | 3/14/26 | 81.1 0.1 | 1545 | 42.7 1.6 | 0755 | 47.6 0.3 | 71 | 100 0 | 28 3 | 1.8 | 18.2 8.6 | 1503 | 0.00 | 36.61 | - | - | 60 |
| Forestville (Shone Farms) | 3/14/26 | 82.1 2.6 | 1454 | 42.0 3.1 | 0705 | 48.2 1.5 | 67 | 96 1 | 31 3 | 2.4 | 15.2 6.1 | 1536 | 0.00 | 30.31 | 0.141 0.020 | 451 32 | 0 |
| Forestville-NE (Ranch 30) | 3/14/26 | 80.9 0.4 | 1546 | 40.9 2.5 | 0742 | 49.5 1.7 | 74 | 99 1 | 35 2 | 2.6 | 16.6 6.6 | 1555 | 0.00 | 28.46 | 0.147 0.022 | 466 34 | 100 |
| Green Valley Vineyard | 3/14/26 | 80.6 2.7 | 1621 | 42.5 2.9 | 0740 | 48.2 0.9 | 70 | 97 0 | 27 10 | 2.0 | 16.0 8.1 | 1537 | 0.00 | 35.04 | 0.027 0.009 | 3 4 | 0 |
| Green Valley (Sanchietti) | 3/14/26 | 81.4 5.3 | 1605 | 38.6 3.3 | 0721 | - | - | - | - | - | - | - | - | - | - | - | 0 |
| Keefer Ranch (Green Valley) | 3/14/26 | 80.7 4.2 | 1608 | 38.6 3.2 | 0743 | 48.0 1.6 | 77 | 99 0 | 32 9 | - | - | - | 0.00 | 31.31 | - | - | 0 |
| Graton-South (Mill Station Rd) | 3/14/26 | 80.0 6.7 | 1642 | 37.9 3.4 | 0749 | 47.9 2.0 | 76 | 99 0 | 30 7 | 0.4 | 7.8 2.2 | 1650 | 0.00 | 27.62 | - | - | 0 |
| Occidental (Horseshoe Bend) | 3/14/26 | 77.4 8.3 | 1612 | 48.4 4.0 | 0511 | 47.5 2.3 | - | 89 4 | 33 6 | - | - | - | 0.01 | 32.01 | - | - | 0 |
| Sexton Valley (Jacqueline's Blk) | 3/14/26 | 79.5 7.6 | 1647 | 39.1 2.6 | 0748 | 49.2 2.1 | 79 | 100 0 | 36 13 | 1.4 | 10.6 2.1 | 1717 | 0.00 | 15.31 | - | - | 0 |
| Sebastopol Hills (Burnside Rd) | 3/14/26 | 78.0 7.3 | 1620 | 48.2 3.3 | 0732 | 50.0 2.2 | 69 | 88 8 | 40 8 | 1.5 | 9.9 1.0 | 1734 | 0.00 | 27.89 | - | - | 0 |
| Seaview/Fort Ross (Hirsch) | 3/14/26 | 69.9 4.9 | 1641 | 48.9 2.2 | 0734 | 45.6 8.2 | 66 | 79 7 | 43 20 | 6.3 | 20.8 5.6 | 1534 | 0.00 | 48.40 | 0.146 0.010 | 498 36 | 0 |
| Max | 82.4 | - | 48.9 | - | 53.6 | 93 | 100 | 57 | 6.3 | 21.0 | - | 0.01 | 48.40 | 0.152 | 501 | - | |
| Avg | - | - | - | - | 48.1 | 73 | - | - | 2.1 | - | - | - | - | - | - | - | |
| Min | 69.9 | - | 37.9 | - | 41.8 | 65 | 79 | 0 | 0.4 | 7.8 | - | 0.00 | 6.95 | 0.020 | 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 | 3/14/26 | 76.7 2.9 | 1522 | 51.3 4.3 | 0746 | 46.4 5.0 | 83 13 | 33 8 | 2.9 0.4 | 12.3 2.2 | 0220 | NW | 320 | 0.00 | 5.41 | 0.143 0.015 | 491 48 | 0 0 |
| Lower Bennett Valley | 3/14/26 | 76.8 1.8 | 1505 | 38.2 4.9 | 0741 | 47.5 3.2 | 100 0 | 33 3 | 2.4 0.6 | 12.2 2.8 | 1530 | SW | 225 | 0.00 | 22.06 | 0.134 0.014 | 462 43 | 0 0 |
| Kenwood (Wildwood) | 3/14/26 | 77.9 1.9 | 1433 | 44.3 5.0 | 0402 | 48.4 4.2 | 95 2 | 33 7 | 2.3 0.1 | 13.2 4.2 | 1506 | WSW | 247 | 0.00 | 26.90 | 0.127 0.012 | 431 34 | 60 60 |
| Sonoma Valley (Bedrock) | 3/14/26 | 79.0 0.6 | 1625 | 45.1 8.4 | 0734 | 46.6 3.9 | 91 5 | 29 6 | - | - | - | - | 0.00 | 23.11 | - | - | 60 60 |
| Sonoma-West (Arnold) | 3/14/26 | 77.3 0.4 | 1459 | 40.3 4.3 | 0739 | 47.8 2.8 | 100 0 | 37 1 | 2.3 0.2 | 14.8 1.8 | 1703 | SW | 222 | 0.00 | 17.20 | 0.159 0.018 | 532 44 | 60 20 |
| Sonoma Valley HS | 3/14/26 | 76.1 0.5 | 1532 | 43.2 4.7 | 0746 | 50.6 3.2 | 100 0 | 47 11 | 1.9 0.4 | 9.3 0.7 | 1814 | WSW | 255 | 0.00 | 5.29 | 0.133 0.010 | 479 36 | 0 10 |
| Sonoma East (Bundschu01) | 3/14/26 | 76.2 0.4 | 1535 | 43.1 5.2 | 0311 | 48.5 3.5 | 94 4 | 39 8 | 3.0 0.5 | 13.4 1.5 | 1644 | SW | 216 | 0.00 | 17.48 | 0.140 0.010 | 494 36 | 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) | 3/14/26 | 77.5 1.1 | 1555 | 44.0 5.5 | 0237 | 48.6 3.4 | 94 2 | 39 10 | 1.2 0.5 | 10.8 1.7 | 1643 | WSW | 254 | 0.00 | 14.95 | - | - | 0 0 |
| Ricci Vineyards (Carneros) | 3/14/26 | 77.0 0.4 | 1632 | 45.4 6.0 | 0732 | 48.6 2.9 | 92 4 | 36 9 | 3.4 0.2 | 12.1 1.0 | 1339 | ESE | 123 | 0.00 | 18.75 | 0.148 0.011 | 509 32 | 0 0 |
| Carneros (Ranch 71) | 3/14/26 | 76.2 0.5 | 1612 | 47.5 0.4 | 0703 | 49.1 2.9 | 90 5 | 39 9 | 3.0 0.1 | 14.3 2.7 | 1837 | WNW | 291 | 0.00 | 16.20 | 0.141 0.009 | 488 31 | 0 0 |
| Carneros Upper (Ranch 81) | 3/14/26 | 76.6 0.2 | 1559 | 47.3 0.7 | 0639 | 48.7 2.9 | - | - | 4.4 0.1 | 18.9 2.5 | 1908 | W | 276 | - | - | - | - | 0 0 |
| Carneros Lower (Ranch 81) | 3/14/26 | 79.4 0.7 | 1556 | 42.0 2.2 | 0708 | 48.3 3.8 | 100 0 | 0 0 | 1.4 0.3 | 10.0 0.4 | 1921 | WNW | 296 | 0.00 | 16.94 | 0.104 0.006 | 361 14 | 0 0 |
| Rohnert Park-West (Stony Point) | 3/14/26 | 74.4 2.8 | 1531 | 37.2 3.1 | 0748 | 48.2 2.4 | 99 0 | 48 4 | 1.9 0.6 | 12.9 2.8 | 1632 | SSW | 206 | 0.00 | 6.33 | - | - | 0 0 |
| Cartograph Wines Base | 3/14/26 | 72.4 5.0 | 1502 | 44.9 3.3 | 0741 | 51.4 2.7 | 96 4 | 54 0 | 3.2 0.2 | 17.2 0.2 | 1602 | SSW | 197 | 0.00 | 22.43 | 0.124 0.018 | 472 49 | 0 0 |
| Cartograph Wines Remote | 3/14/26 | 74.3 2.5 | 1251 | 40.0 3.8 | 0722 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Rice-Spivak Vineyard | 3/14/26 | 73.2 2.6 | 1507 | 34.8 4.0 | 0748 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Penngrove (Asellus) | 3/14/26 | 74.1 2.2 | 1345 | 40.2 3.5 | 0724 | 47.2 2.6 | 98 0 | 37 7 | 2.8 1.0 | 13.5 3.8 | 1134 | NW | 311 | 0.00 | 45.68 | - | - | 0 0 |
| Petaluma (Ranch 10) | 3/14/26 | 78.0 1.1 | 1535 | 42.0 6.2 | 0745 | 47.4 3.0 | 100 0 | 34 6 | 2.5 0.4 | 12.4 2.2 | 1724 | WSW | 248 | 0.00 | 15.67 | 0.138 0.017 | 437 45 | 60 20 |
| Max | 79.4 | - | 51.3 | - | 51.4 | 100 | 54 | 4.4 | 18.9 | - | - | 0.00 | 45.68 | 0.159 | 532 | - | |
| Avg | - | - | - | - | 48.3 | - | - | 2.6 | - | - | - | - | - | - | - | - | |
| Min | 72.4 | - | 34.8 | - | 46.4 | 83 | 0 | 1.2 | 9.3 | - | - | 0.00 | 5.29 | 0.104 | 361 | - |