| 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) | 1/10/26 | 62.9 2.6 | 1411 | 40.2 0.1 | 0336 | 31.2 1.0 | 48 | 84 5 | 27 6 | 1.7 | 7.1 6.0 | 1308 | WSW | 254 | 0.00 | 28.82 | - | - | 0 0 |
| Rockpile Upper (Cooley) | 1/10/26 | 58.4 2.5 | 1457 | 43.4 4.8 | 0002 | 26.6 0.1 | 39 | 73 2 | 24 4 | 4.3 | 11.4 11.6 | 1350 | SSE | 161 | 0.00 | 29.56 | 0.078 0.003 | 260 22 | 0 0 |
| Cloverdale-East (Ranch 83) | 1/10/26 | 65.0 0.9 | 1519 | 31.1 1.3 | 0059 | 28.1 6.1 | - | - | - | 2.3 | 15.1 5.5 | 0844 | NNW | 339 | 0.00 | 25.01 | 0.048 0.008 | 224 13 | 0 0 |
| Cloverdale-SE (Ranch 38) | 1/10/26 | 65.3 1.1 | 1531 | 37.1 1.2 | 0456 | 37.4 0.9 | 70 | 93 3 | 34 0 | 3.8 | 16.9 8.4 | 1035 | NNW | 340 | 0.00 | 26.49 | 0.052 0.006 | 223 16 | 0 0 |
| Geyserville-North (Hoffman) | 1/10/26 | 62.9 0.9 | 1437 | 30.6 2.1 | 0707 | 36.6 0.5 | 81 | 97 1 | 41 3 | 1.3 | 5.7 6.4 | 1153 | WNW | 282 | 0.00 | 25.50 | 0.046 0.007 | 212 20 | 0 0 |
| Geyserville (Ranch 3) | 1/10/26 | 61.6 0.1 | 1501 | 31.2 3.4 | 0659 | 37.6 1.5 | 84 | 100 0 | 41 6 | 1.6 | 6.9 7.5 | 1001 | WNW | 285 | 0.00 | 25.44 | 0.045 0.006 | 216 19 | 0 0 |
| Geyserville-East (Ranch 40) | 1/10/26 | 66.2 0.2 | 1439 | 37.4 3.0 | 0437 | 38.2 2.3 | 71 | 92 2 | 36 2 | 2.5 | 8.7 4.2 | 0428 | NW | 325 | 0.00 | 25.86 | 0.053 0.010 | 239 19 | 0 0 |
| Geyserville-South (Nervo Station) | 1/10/26 | 61.6 0.1 | 1518 | 34.1 0.8 | 0745 | - | - | - | - | 1.1 | 6.4 8.7 | 1240 | ESE | 104 | 0.00 | 19.33 | - | - | 0 0 |
| Jimtown-North (Piccolo Ranch 15) | 1/10/26 | 63.2 1.2 | 1512 | 29.7 1.4 | 0718 | 34.8 1.5 | 81 | 100 0 | 30 2 | 0.7 | 5.3 6.4 | 1453 | WSW | 241 | 0.00 | 23.62 | 0.039 0.004 | 202 12 | 0 0 |
| Jimtown-NE (Red Fan) | 8/26/25 | 88.9 0.8 | 1609 | 56.4 0.1 | 0146 | 53.1 1.9 | 64 | 94 2 | 20 8 | 3.5 | 13.4 0.5 | 1919 | S | 169 | 0.00 | 0.00 | 0.187 0.011 | 528 30 | 0 0 |
| HWY 128/Chalk Hill Rd (Landslide) | 1/10/26 | 63.2 0.7 | 1422 | 28.5 0.1 | 0742 | 35.6 1.2 | 85 | 100 0 | 37 3 | 1.0 | 5.5 1.8 | 1109 | WNW | 298 | 0.00 | 22.79 | 0.043 0.005 | 205 12 | 0 0 |
| N Chalk Hill Rd (Ranch 63) | 1/10/26 | 60.6 1.0 | 1500 | 29.0 0.7 | 0718 | 35.6 1.1 | 84 | 100 0 | 40 2 | 1.1 | 5.5 4.6 | 0115 | SSE | 160 | 0.00 | 24.15 | 0.042 0.005 | 205 10 | - |
| Knights Valley (Bavarian Lion) | 1/10/26 | 60.1 3.6 | 1505 | 27.9 0.4 | 0721 | 34.4 2.4 | 83 | 98 0 | 42 16 | 1.8 | 7.2 13.8 | 1237 | NW | 323 | 0.00 | 22.62 | 0.049 0.008 | 230 9 | - |
| Upper Dry Creek Valley | 1/10/26 | 62.0 0.4 | 1507 | 31.5 0.8 | 0649 | 37.0 0.3 | 83 | 99 1 | 28 11 | 0.9 | 5.7 5.9 | 1258 | SE | 125 | 0.00 | 27.46 | 0.050 0.005 | 240 16 | - |
| Lower Dry Creek Valley | 1/10/26 | 62.5 0.5 | 1408 | 30.7 0.5 | 0746 | 37.4 0.8 | 85 | 100 0 | 29 6 | 1.5 | 7.1 4.0 | 1438 | SE | 132 | 0.00 | 27.06 | 0.047 0.004 | 220 13 | 0 0 |
| Max | 66.2 | - | 43.4 | - | 38.2 | 85 | 100 | 42 | 4.3 | 16.9 | - | - | 0.00 | 29.56 | 0.078 | 260 | - | |
| Avg | - | - | - | - | 34.7 | 75 | - | - | 1.8 | - | - | - | - | - | - | - | - | |
| Min | 58.4 | - | 27.9 | - | 26.6 | 39 | 73 | 24 | 0.7 | 5.3 | - | - | 0.00 | 19.33 | 0.039 | 202 | - |
| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Healdsburg-South (Sodini) | 1/10/26 | 62.6 1.0 | 1448 | 31.0 0.5 | 0652 | - | - | 100 2 | 38 1 | 0.5 | 6.5 7.3 | 1502 | 0.00 | 19.43 | - | - | 0 |
| Windsor-NW (Ranch 8) | 1/10/26 | 65.2 1.0 | 1509 | 34.2 0.4 | 0723 | 38.5 0.9 | 80 | 90 2 | 45 1 | 0.8 | 6.7 1.3 | 1400 | 0.00 | 23.45 | 0.045 0.007 | 226 14 | - |
| Windsor-East (Ranch 16) | 1/10/26 | 64.1 3.6 | 1534 | 29.7 1.8 | 0725 | 36.1 1.2 | 82 | 100 0 | 40 1 | 0.7 | 5.0 9.7 | 1358 | 0.00 | 17.32 | 0.046 0.007 | 233 6 | 0 |
| Mark West-North (Ranch 14) | 1/10/26 | 64.6 3.1 | 1514 | 30.6 1.0 | 0746 | 36.4 1.8 | 81 | 98 2 | 41 6 | 0.4 | 4.9 3.4 | 1420 | 0.00 | 18.96 | 0.004 0.007 | 0 0 | 0 |
| Windsor-SE (Silk Rd) | 1/10/26 | 61.6 1.5 | 1539 | 29.8 0.8 | 0747 | 36.0 1.5 | 85 | 100 0 | 43 6 | 0.5 | 5.3 1.7 | 1348 | 0.00 | 15.29 | 0.046 0.006 | 239 14 | 0 |
| Fulton-NW (Ranch 5) | 1/10/26 | 59.2 1.0 | 1515 | 29.9 0.2 | 0731 | 32.6 2.4 | 80 | 100 3 | 3 37 | 0.6 | 5.2 4.0 | 1359 | 0.00 | 18.91 | 0.044 0.006 | 226 11 | 0 |
| Windsor-South (Laughlin Rd) | 1/10/26 | 61.7 2.4 | 1428 | 31.2 1.1 | 0708 | 26.3 9.2 | 71 | 100 6 | 0 37 | - | - | - | 0.00 | 18.80 | - | - | - |
| Fulton-SE (Barnes Rd) | 1/10/26 | 59.6 0.4 | 1511 | 30.0 0.7 | 0714 | 37.2 2.0 | 84 | 98 2 | 53 11 | 0.8 | 5.7 1.4 | 1423 | 0.00 | 18.16 | - | - | - |
| Fulton-SW (Ranch 21) | 1/10/26 | 59.5 1.1 | 1419 | 30.4 0.1 | 0746 | 0.9 32.7 | 50 | 100 0 | 0 0 | 1.2 | 5.6 1.7 | 1019 | 0.00 | 18.43 | 0.052 0.006 | 262 9 | - |
| Santa Rosa-NW (Goldfields) | 1/10/26 | 64.2 4.0 | 1529 | 30.6 0.0 | 0743 | 37.5 2.6 | 83 | 100 3 | 44 7 | 1.2 | 6.4 1.2 | 1413 | 0.00 | 19.41 | 0.045 0.005 | 219 12 | - |
| Goldfields Remote | 1/10/26 | 60.4 24.8 | 1505 | 30.2 3.0 | 0713 | - | - | - | - | - | - | - | - | - | - | - | 0 |
| NW Santa Rosa (Piner Road) | 1/10/26 | 59.7 0.9 | 1530 | 29.4 0.4 | 0740 | 37.8 1.5 | 90 | 100 0 | 56 9 | 0.6 | 6.8 0.3 | 1031 | 0.00 | 16.64 | - | - | - |
| River Rd South (Denner Ranch) | 1/10/26 | 62.7 2.4 | 1518 | 31.5 0.8 | 0710 | 38.4 2.0 | 86 | 100 0 | 46 8 | 1.2 | 5.5 3.5 | 1040 | - | - | - | - | - |
| West Santa Rosa (LOV Vineyard) | 1/10/26 | 62.4 2.4 | 1512 | 30.7 0.7 | 0750 | 37.1 2.6 | 84 | 100 2 | 45 7 | 0.6 | 6.3 0.2 | 1410 | 0.06 | 14.17 | 0.006 0.003 | 0 0 | 0 |
| Guerneville Rd (Prokopakis) | 1/10/26 | 59.7 1.6 | 1457 | 32.1 0.0 | 0738 | 38.6 2.5 | 86 | 100 1 | 49 9 | - | - | - | 0.00 | 17.46 | - | - | - |
| Guerneville Rd West (Balletto) | 1/10/26 | 60.2 1.1 | 1514 | 30.4 1.0 | 0631 | 36.9 1.5 | 87 | 100 1 | 55 11 | 0.8 | 7.5 0.1 | 1347 | 0.00 | 17.40 | - | - | - |
| Sanchietti Ranch | 1/10/26 | 60.3 1.4 | 1505 | 31.3 0.4 | 0733 | 39.1 1.9 | - | 100 0 | 58 7 | 1.2 | 6.7 1.2 | 1408 | 0.00 | 18.31 | - | - | - |
| Occidental Rd (Sebastopol) | 1/10/26 | 60.8 0.8 | 1534 | 29.5 0.5 | 0718 | 41.8 1.0 | 100 | 100 0 | 90 22 | 0.9 | 6.8 0.2 | 1027 | 0.00 | 6.69 | - | - | - |
| Lower Westside Rd (Ranch 12) | 1/10/26 | 64.8 0.2 | 1354 | 33.6 1.4 | 0755 | 37.5 1.9 | 80 | 100 1 | 32 1 | 0.3 | 3.9 1.6 | 0439 | 0.00 | 22.83 | - | - | 0 |
| Guerneville (Laughlin Rd) | 1/10/26 | 57.6 0.8 | 1344 | 33.1 2.3 | 0755 | 39.1 1.9 | 90 | 99 0 | 58 2 | 0.6 | 4.6 0.4 | 1431 | 0.00 | 30.81 | - | - | - |
| Korbel (Winery) | 1/10/26 | 59.8 0.9 | 1402 | 34.8 1.4 | 0807 | 40.0 2.1 | 90 | 100 0 | 45 9 | 0.7 | 7.4 3.3 | 1352 | 0.01 | 28.36 | - | - | - |
| Forestville (Shone Farms) | 1/10/26 | 61.1 1.3 | 1512 | 30.3 0.1 | 0406 | 38.1 2.2 | 86 | 98 1 | 52 9 | 0.8 | 6.0 1.1 | 1340 | 0.00 | 24.12 | 0.047 0.005 | 231 10 | 0 |
| Forestville-NE (Ranch 30) | 1/10/26 | 62.5 2.5 | 1447 | 32.7 2.0 | 0629 | 39.5 2.2 | 89 | 100 0 | 52 7 | 0.6 | 5.5 3.0 | 1419 | 0.01 | 22.41 | 0.047 0.005 | 234 16 | - |
| Green Valley Vineyard | 1/10/26 | 60.4 0.3 | 1522 | 33.0 1.5 | 0749 | 38.3 3.0 | 85 | 98 1 | 47 11 | 1.6 | 6.4 0.0 | 1431 | 0.00 | 27.18 | 0.007 0.004 | 0 0 | - |
| Green Valley (Sanchietti) | 1/10/26 | 63.8 0.8 | 1449 | 30.4 0.7 | 0738 | - | - | - | - | - | - | - | - | - | - | - | - |
| Keefer Ranch (Green Valley) | 1/10/26 | 61.0 0.1 | 1509 | 29.6 0.7 | 0752 | 37.1 2.1 | 89 | 100 0 | 52 8 | - | - | - | 0.00 | 24.46 | - | - | - |
| Graton-South (Mill Station Rd) | 1/10/26 | 61.2 0.4 | 1502 | 29.0 0.4 | 0746 | 36.3 2.5 | 86 | 100 1 | 46 10 | 0.1 | 4.8 0.1 | 1358 | 0.00 | 21.63 | - | - | 0 |
| Occidental (Horseshoe Bend) | 1/10/26 | 59.0 1.2 | 1441 | 40.6 2.8 | 0155 | 37.9 4.8 | - | 86 9 | 46 5 | - | - | - | 0.03 | 15.54 | - | - | - |
| Sexton Valley (Jacqueline's Blk) | 1/10/26 | 59.4 0.7 | 1502 | 28.9 0.9 | 0624 | 36.6 2.2 | 88 | 100 0 | 52 11 | 0.9 | 7.3 1.5 | 1322 | 0.01 | 7.07 | - | - | - |
| Sebastopol Hills (Burnside Rd) | 1/10/26 | 59.0 0.2 | 1452 | 36.9 1.8 | 0628 | 40.2 4.2 | 82 | 98 4 | 55 14 | 0.9 | 8.8 0.1 | 0713 | 0.00 | 21.46 | - | - | - |
| Seaview/Fort Ross (Hirsch) | 1/10/26 | 59.3 3.8 | 1451 | 45.4 5.2 | 0438 | 32.6 4.8 | 50 | 67 1 | 35 10 | 3.6 | 14.9 3.7 | 0551 | 0.00 | 37.55 | 0.065 0.005 | 238 17 | - |
| Max | 65.2 | - | 45.4 | - | 41.8 | 100 | 100 | 90 | 3.6 | 14.9 | - | 0.06 | 37.55 | 0.065 | 262 | - | |
| Avg | - | - | - | - | 35.9 | 83 | - | - | 0.9 | - | - | - | - | - | - | - | |
| Min | 57.6 | - | 28.9 | - | 0.9 | 50 | 67 | 0 | 0.1 | 3.9 | - | 0.00 | 6.69 | 0.004 | 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 | 1/10/26 | 59.2 1.3 | 1457 | 38.5 2.4 | 0458 | 34.1 3.1 | 82 2 | 29 8 | 2.1 0.1 | 9.8 1.3 | 0656 | S | 170 | 0.00 | 5.41 | 0.057 0.004 | 272 17 | - |
| Lower Bennett Valley | 1/10/26 | 62.1 2.7 | 1345 | 28.1 0.7 | 0717 | 35.2 2.5 | 100 0 | 36 6 | 1.5 0.0 | 10.0 2.5 | 1140 | NNW | 340 | 0.00 | 17.51 | 0.053 0.001 | 243 8 | 0 0 |
| Kenwood (Wildwood) | 1/10/26 | 60.3 1.1 | 1439 | 31.2 0.5 | 0357 | 36.4 3.7 | 100 3 | 47 14 | 2.7 0.5 | 11.1 2.1 | 1215 | SSW | 207 | 0.00 | 21.09 | 0.053 0.000 | 225 1 | - |
| Sonoma Valley (Bedrock) | 1/10/26 | 60.2 1.0 | 1416 | 29.1 0.3 | 0723 | 34.8 4.0 | 98 3 | 43 8 | - | - | - | - | 0.01 | 9.22 | - | - | - |
| Sonoma-West (Arnold) | 1/10/26 | 61.7 0.8 | 1325 | 29.9 0.4 | 0734 | 36.2 3.6 | 100 7 | 42 11 | 1.7 0.3 | 10.8 0.8 | 1349 | ESE | 123 | 0.00 | 14.29 | 0.063 0.007 | 284 14 | - |
| Sonoma Valley HS | 1/10/26 | 60.8 0.7 | 1344 | 30.5 0.1 | 0736 | 37.7 2.7 | 100 0 | 49 7 | 1.2 0.0 | 7.4 1.9 | 1526 | SE | 137 | 0.01 | 5.01 | 0.055 0.001 | 254 5 | - |
| Sonoma East (Bundschu01) | 1/10/26 | 61.1 1.0 | 1439 | 29.9 0.6 | 0728 | 35.1 3.0 | 97 2 | 42 10 | 2.2 0.2 | 12.1 2.6 | 1250 | SSE | 159 | 0.00 | 11.63 | 0.063 0.001 | 270 11 | - |
| Schellville (Sasaki) | 1/10/26 | 60.5 4.3 | 1435 | 34.1 0.9 | 2305 | 38.6 3.7 | 97 3 | 44 16 | 2.6 1.0 | 12.1 4.4 | 1239 | NE | 49 | 0.00 | 0.00 | - | - | 0 0 |
| Sonoma-SE (Napoli) | 1/10/26 | 62.1 2.0 | 1453 | 30.4 0.7 | 0718 | 35.7 3.4 | 96 3 | 42 12 | 1.4 0.3 | 11.5 3.4 | 1336 | S | 169 | 0.00 | 10.94 | - | - | 0 0 |
| Ricci Vineyards (Carneros) | 1/10/26 | 60.1 1.6 | 1354 | 31.2 0.6 | 0502 | 36.2 3.7 | 96 2 | 45 14 | 3.4 0.9 | 14.1 4.9 | 1434 | SE | 128 | 0.00 | 13.94 | 0.067 0.000 | 279 11 | - |
| Carneros (Ranch 71) | 1/10/26 | 58.4 3.5 | 1456 | 38.5 1.3 | 0735 | 37.6 5.1 | 86 7 | 46 13 | 3.7 1.3 | 13.0 4.1 | 1438 | E | 92 | 0.00 | 11.98 | 0.065 0.003 | 261 8 | 0 0 |
| Carneros Upper (Ranch 81) | 1/10/26 | 62.0 1.2 | 1347 | 37.4 3.6 | 0709 | 36.8 5.3 | - | - | 4.8 0.9 | 15.9 5.4 | 1433 | ESE | 119 | - | - | - | - | - |
| Carneros Lower (Ranch 81) | 1/10/26 | 60.5 1.6 | 1404 | 33.0 1.1 | 0335 | 36.8 3.4 | 100 6 | 45 12 | 1.8 0.3 | 10.7 5.5 | 1333 | SSE | 147 | 0.00 | 12.79 | 0.045 0.002 | 162 0 | - |
| Rohnert Park-West (Stony Point) | 1/10/26 | 60.1 1.4 | 1503 | 29.8 1.3 | 0748 | 36.3 1.6 | 100 2 | 54 9 | 1.2 0.1 | 10.6 3.6 | 1352 | SE | 126 | 0.00 | 1.57 | - | - | - |
| Cartograph Wines Base | 1/10/26 | 59.2 1.0 | 1447 | 34.1 2.3 | 0433 | 40.6 3.6 | 100 10 | 57 9 | 2.1 0.4 | 13.1 5.9 | 1336 | ESE | 122 | 0.00 | 17.42 | 0.048 0.001 | 241 9 | - |
| Cartograph Wines Remote | 1/10/26 | 57.7 2.1 | 1308 | 30.8 1.0 | 0408 | - | - | - | - | - | - | - | - | - | - | - | - |
| Rice-Spivak Vineyard | 1/10/26 | 60.3 0.4 | 1438 | 27.3 1.9 | 0738 | - | - | - | - | - | - | - | - | - | - | - | - |
| Penngrove (Asellus) | 1/10/26 | 59.5 0.1 | 1448 | 30.3 1.4 | 0711 | 36.1 3.0 | 97 2 | 46 10 | 2.3 1.1 | 16.2 7.2 | 1246 | SE | 138 | 0.00 | 15.11 | - | - | 0 0 |
| Roger's Creek (Ranch 50) | 1/10/26 | 57.5 0.0 | 1430 | 40.1 1.2 | 0704 | 37.1 5.3 | 86 14 | 48 16 | 4.2 1.7 | 14.1 2.5 | 1326 | ESE | 104 | 0.00 | 14.80 | 0.058 0.004 | 248 2 | 0 0 |
| Petaluma (Ranch 10) | 1/10/26 | 61.0 1.6 | 1505 | 30.4 0.8 | 0239 | 37.1 3.8 | 100 4 | 44 15 | 1.3 0.3 | 7.4 0.2 | 1238 | SSE | 154 | 0.00 | 11.56 | 0.047 0.000 | 200 10 | 0 0 |
| Max | 62.1 | - | 40.1 | - | 40.6 | 100 | 57 | 4.8 | 16.2 | - | - | 0.01 | 21.09 | 0.067 | 284 | - | |
| Avg | - | - | - | - | 36.6 | - | - | 2.4 | - | - | - | - | - | - | - | - | |
| Min | 57.5 | - | 27.3 | - | 34.1 | 82 | 29 | 1.2 | 7.4 | - | - | 0.00 | 0.00 | 0.045 | 162 | - |