| Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | RH (%) | 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) | 11/23/25 | 62.3 6.9 | 1239 | 46.0 4.0 | 0635 | 45.0 4.5 | 80 | 97 17 | 57 28 | 1.7 | 12.9 0.1 | 2208 | N | 0 | 0.00 | 9.78 | - | - | 0 0 |
| Rockpile Upper (Cooley) | 11/23/25 | 60.6 6.4 | 1341 | 43.0 7.6 | 2120 | 43.8 6.1 | 76 | 100 27 | 58 27 | 4.7 | 22.6 4.8 | 2212 | NW | 310 | 0.00 | 10.06 | 0.067 0.029 | 297 3 | 0 0 |
| Cloverdale-East (Ranch 83) | 11/23/25 | 58.1 13.7 | 1201 | 33.8 4.8 | 0601 | 9.9 31.9 | - | - | - | 1.4 | 10.5 6.1 | 1443 | SW | 215 | 0.00 | 7.67 | 0.051 0.018 | 244 13 | 0 0 |
| Cloverdale-SE (Ranch 38) | 11/23/25 | 55.6 15.8 | 1355 | 40.2 5.6 | 0721 | 45.5 1.3 | 92 | 98 3 | 78 44 | 3.9 | 14.1 10.3 | 1208 | NNE | 29 | 0.00 | 8.24 | 0.043 0.039 | 233 21 | 0 0 |
| Geyserville-North (Hoffman) | 11/23/25 | 54.4 18.2 | 1542 | 40.6 2.1 | 0001 | 44.5 0.9 | 93 | 97 1 | 81 44 | 1.5 | 9.2 0.4 | 1207 | SE | 126 | 0.00 | 0.00 | 0.035 0.032 | 182 70 | 0 0 |
| Geyserville (Ranch 3) | 11/23/25 | 54.2 17.6 | 1600 | 41.9 1.0 | 0826 | 46.0 2.0 | 98 | 100 0 | 81 47 | 1.5 | 9.4 0.0 | 1139 | ESE | 110 | 0.00 | 7.59 | 0.033 0.032 | 184 66 | 0 0 |
| Geyserville-East (Ranch 40) | 11/23/25 | 53.4 18.8 | 1535 | 40.1 3.5 | 0613 | 45.3 0.2 | 98 | 100 1 | 86 51 | 3.1 | 12.7 1.2 | 1348 | S | 188 | 0.00 | 7.84 | 0.027 0.047 | 176 97 | 0 0 |
| Geyserville-South (Nervo Station) | 11/23/25 | 54.9 18.2 | 1536 | 42.6 0.8 | 0758 | - | - | - | - | 0.9 | 7.1 1.3 | 2233 | NNW | 329 | 0.00 | 5.98 | - | - | 0 0 |
| Jimtown-North (Piccolo Ranch 15) | 11/23/25 | 58.3 14.2 | 1602 | 42.9 8.8 | 2359 | 46.6 3.9 | 96 | 100 0 | 69 33 | 0.8 | 5.9 0.4 | 1127 | E | 80 | 0.01 | 7.72 | 0.018 0.035 | 90 133 | 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) | 11/23/25 | 56.8 16.5 | 1458 | 42.3 8.7 | 0655 | 46.3 4.0 | 95 | 100 0 | 73 34 | 1.4 | 6.4 2.1 | 1302 | SW | 227 | 0.00 | 8.27 | 0.022 0.034 | 106 125 | 0 0 |
| N Chalk Hill Rd (Ranch 63) | 11/23/25 | 54.5 15.9 | 1515 | 42.1 8.6 | 0733 | 45.8 3.6 | 95 | 100 0 | 78 37 | 1.4 | 7.2 0.4 | 1510 | SE | 146 | 0.00 | 8.27 | 0.022 0.035 | 112 118 | - |
| Knights Valley (Bavarian Lion) | 11/23/25 | 56.1 15.0 | 1459 | 40.9 8.2 | 0653 | 44.7 4.0 | 94 | 98 0 | 70 35 | 1.1 | 5.6 1.7 | 1315 | NNE | 19 | 0.01 | 8.49 | 0.029 0.031 | 154 97 | - |
| Upper Dry Creek Valley | 11/23/25 | 53.9 20.4 | 1527 | 39.3 1.3 | 0407 | 44.3 1.3 | 93 | 98 0 | 80 52 | 1.6 | 10.4 2.4 | 2335 | NW | 309 | 0.00 | 8.13 | 0.035 0.033 | 190 85 | - |
| Lower Dry Creek Valley | 11/23/25 | 55.9 15.2 | 1539 | 41.9 6.9 | 2311 | 46.2 1.5 | 96 | 100 0 | 76 35 | 2.1 | 8.6 0.8 | 1422 | SE | 124 | 0.00 | 8.40 | 0.023 0.041 | 115 137 | 0 0 |
| Max | 62.3 | - | 46.0 | - | 46.6 | 98 | 100 | 86 | 4.7 | 22.6 | - | - | 0.01 | 10.06 | 0.067 | 297 | - | |
| Avg | - | - | - | - | 42.6 | 92 | - | - | 1.9 | - | - | - | - | - | - | - | - | |
| Min | 53.4 | - | 33.8 | - | 9.9 | 76 | 97 | 57 | 0.8 | 5.6 | - | - | 0.00 | 0.00 | 0.018 | 90 | - |
| Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | RH (%) | 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) | 11/23/25 | 56.5 14.0 | 1404 | 42.9 6.1 | 2345 | - | - | 100 0 | 76 34 | 0.6 | 8.2 0.6 | 1353 | 0.00 | 2.28 | - | - | 0 |
| Windsor-NW (Ranch 8) | 11/23/25 | 58.5 12.3 | 1454 | 44.5 4.9 | 0841 | 44.5 0.8 | 84 | 96 8 | 78 27 | 1.4 | 7.2 1.1 | 1549 | 0.00 | 8.65 | 0.025 0.038 | 116 143 | - |
| Windsor-East (Ranch 16) | 11/23/25 | 54.8 15.3 | 1502 | 43.0 7.8 | 2358 | 47.1 2.5 | 95 | 100 0 | 77 34 | 1.9 | 6.8 1.8 | 1504 | 0.00 | 6.46 | 0.020 0.045 | 98 168 | 0 |
| Mark West-North (Ranch 14) | 11/23/25 | 54.0 17.0 | 1447 | 44.5 8.7 | 0719 | 47.1 2.6 | 93 | 99 1 | 77 37 | 1.0 | 5.9 2.4 | 1616 | 0.00 | 7.47 | 0.003 0.006 | 0 0 | 0 |
| Windsor-SE (Silk Rd) | 11/23/25 | 54.5 16.2 | 1447 | 43.0 8.7 | 2358 | 47.6 3.4 | 93 | 100 0 | 78 34 | 1.4 | 9.2 0.7 | 1342 | 0.00 | 1.80 | 0.021 0.042 | 98 167 | 0 |
| Fulton-NW (Ranch 5) | 11/23/25 | 53.1 15.3 | 1439 | 43.4 8.9 | 2359 | 14.4 28.8 | 53 | 100 0 | 3 0 | 1.5 | 6.4 3.7 | 2122 | 0.00 | 7.54 | 0.030 0.030 | 95 156 | 0 |
| Windsor-South (Laughlin Rd) | 11/23/25 | 56.2 14.2 | 1448 | 45.1 8.8 | 0916 | 7.6 31.9 | 56 | 100 0 | 0 0 | - | - | - | 0.00 | 7.03 | - | - | - |
| Fulton-SE (Barnes Rd) | 11/23/25 | 52.8 16.4 | 1443 | 45.8 10.0 | 0819 | 47.6 2.8 | 92 | 98 0 | 82 36 | 1.4 | 6.4 2.8 | 1615 | 0.00 | 7.06 | - | - | - |
| Fulton-SW (Ranch 21) | 11/23/25 | 52.5 15.5 | 1513 | 45.3 10.0 | 0819 | -11.6 23.0 | 41 | 100 0 | 0 0 | 1.7 | 7.7 2.4 | 2134 | 0.00 | 7.37 | 0.032 0.038 | 95 198 | - |
| Santa Rosa-NW (Goldfields) | 11/23/25 | 53.6 15.9 | 1509 | 45.9 10.6 | 0822 | 48.1 3.1 | 94 | 100 0 | 81 37 | 2.2 | 8.3 2.0 | 2209 | 0.00 | 7.68 | 0.018 0.043 | 74 175 | - |
| Goldfields Remote | 11/23/25 | 53.4 15.5 | 1506 | 43.7 8.3 | 2359 | - | - | - | - | - | - | - | - | - | - | - | 0 |
| NW Santa Rosa (Piner Road) | 11/23/25 | 53.0 16.3 | 1500 | 46.0 11.2 | 0001 | 49.6 3.3 | 99 | 100 0 | 92 37 | 1.1 | 6.1 1.3 | 1500 | 0.00 | 5.96 | - | - | - |
| River Rd South (Denner Ranch) | 11/23/25 | 54.0 15.8 | 1546 | 46.3 10.9 | 0825 | 48.8 3.4 | 95 | 100 0 | 84 35 | 1.8 | 7.0 5.0 | 1441 | - | - | - | - | - |
| West Santa Rosa (LOV Vineyard) | 11/23/25 | 54.8 16.0 | 1555 | 45.9 10.2 | 0839 | 48.2 3.3 | 93 | 100 0 | 79 34 | 1.3 | 6.2 1.4 | 2213 | 0.01 | 8.05 | 0.002 0.007 | 0 0 | 0 |
| Guerneville Rd (Prokopakis) | 11/23/25 | 54.4 17.4 | 1402 | 47.0 10.3 | 0001 | 48.6 2.7 | 93 | 99 1 | 78 32 | - | - | - | 0.01 | 7.10 | - | - | - |
| Guerneville Rd West (Balletto) | 11/23/25 | 54.3 15.1 | 1543 | 45.3 10.8 | 0001 | 48.9 3.7 | 95 | 100 0 | 84 30 | 1.7 | 6.0 1.6 | 0947 | 0.00 | 5.77 | - | - | - |
| Sanchietti Ranch | 11/23/25 | 53.9 15.4 | 1437 | 47.2 11.4 | 2358 | 50.0 3.4 | - | 100 0 | 88 30 | 1.7 | 6.7 3.8 | 2257 | 0.00 | 6.95 | - | - | - |
| Occidental Rd (Sebastopol) | 11/23/25 | 53.6 16.3 | 1530 | 45.5 10.3 | 2359 | 49.8 0.9 | 99 | 100 0 | 82 6 | 1.4 | 6.1 2.4 | 0902 | 0.00 | 5.76 | - | - | - |
| Lower Westside Rd (Ranch 12) | 11/23/25 | 54.6 18.4 | 1440 | 44.8 9.3 | 0001 | 47.8 3.3 | 94 | 100 0 | 79 39 | 1.2 | 5.6 1.8 | 1138 | 0.00 | 8.38 | - | - | 0 |
| Guerneville (Laughlin Rd) | 11/23/25 | 58.7 9.6 | 1411 | 46.4 7.8 | 0602 | 48.2 2.8 | 94 | 98 0 | 71 19 | 0.7 | 6.1 1.1 | 1317 | 0.02 | 9.23 | - | - | - |
| Korbel (Winery) | 11/23/25 | 57.0 12.3 | 1451 | 46.7 6.8 | 0630 | 48.7 2.8 | 94 | 100 0 | 78 32 | 0.1 | 4.2 3.6 | 1331 | 0.00 | 9.40 | - | - | - |
| Forestville (Shone Farms) | 11/23/25 | 54.6 18.4 | 1440 | 44.7 7.4 | 2352 | 47.8 2.5 | 94 | 98 0 | 83 42 | 1.6 | 6.7 0.9 | 1435 | 0.01 | 9.02 | 0.020 0.043 | 86 176 | 0 |
| Forestville-NE (Ranch 30) | 11/23/25 | 54.7 19.3 | 1504 | 44.3 6.4 | 2351 | 48.0 2.1 | 96 | 100 0 | 85 43 | 1.8 | 7.0 0.8 | 1611 | 0.01 | 8.52 | 0.020 0.045 | 94 177 | - |
| Green Valley Vineyard | 11/23/25 | 55.6 15.3 | 1357 | 45.7 6.5 | 0512 | 48.0 3.1 | 94 | 99 0 | 78 40 | 1.0 | 6.6 3.7 | 1349 | 0.01 | 9.77 | 0.018 0.008 | 77 0 | - |
| Green Valley (Sanchietti) | 11/23/25 | 56.9 16.8 | 1511 | 47.0 12.6 | 0912 | - | - | - | - | - | - | - | - | - | - | - | - |
| Keefer Ranch (Green Valley) | 11/23/25 | 56.4 14.1 | 1522 | 47.2 13.2 | 0558 | 49.1 5.2 | 95 | 100 0 | 81 37 | - | - | - | 0.00 | 8.51 | - | - | - |
| Graton-South (Mill Station Rd) | 11/23/25 | 54.4 14.4 | 1516 | 47.0 13.7 | 0908 | 48.7 4.3 | 95 | 100 0 | 83 33 | 0.0 | 3.3 4.3 | 2210 | 0.01 | 8.30 | - | - | 0 |
| Occidental (Horseshoe Bend) | 11/23/25 | 53.5 14.7 | 1400 | 44.0 1.4 | 0029 | 47.9 1.5 | - | 100 0 | 87 45 | - | - | - | 0.00 | 8.36 | - | - | - |
| Sexton Valley (Jacqueline's Blk) | 11/23/25 | 54.9 13.5 | 1546 | 48.1 12.6 | 0726 | 49.0 3.4 | 95 | 99 0 | 85 29 | 0.9 | 6.2 0.9 | 1724 | 0.01 | 6.91 | - | - | - |
| Sebastopol Hills (Burnside Rd) | 11/23/25 | 51.9 13.1 | 1602 | 46.7 2.5 | 0710 | 48.7 0.5 | 99 | 100 0 | 94 33 | 0.9 | 6.1 7.2 | 2050 | 0.01 | 7.38 | - | - | - |
| Seaview/Fort Ross (Hirsch) | 11/23/25 | 56.3 7.2 | 1437 | 44.1 7.2 | 2152 | 45.4 4.4 | 90 | 97 20 | 66 27 | 2.7 | 14.5 4.5 | 2217 | 0.00 | 13.06 | 0.031 0.037 | 168 106 | - |
| Max | 58.7 | - | 48.1 | - | 50.0 | 99 | 100 | 94 | 2.7 | 14.5 | - | 0.02 | 13.06 | 0.032 | 168 | - | |
| Avg | - | - | - | - | 43.3 | 89 | - | - | 1.3 | - | - | - | - | - | - | - | |
| Min | 51.9 | - | 42.9 | - | -11.6 | 41 | 96 | 0 | 0.0 | 3.3 | - | 0.00 | 1.80 | 0.002 | 0 | - |
| Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | 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 | 11/23/25 | 48.9 18.8 | 1449 | 39.6 3.7 | 0700 | 44.4 1.1 | 98 1 | 95 57 | 1.0 0.7 | 5.5 1.4 | 2248 | NNW | 332 | 0.01 | 5.36 | 0.020 0.056 | 102 203 | - |
| Lower Bennett Valley | 11/23/25 | 51.9 17.4 | 1501 | 45.0 12.0 | 0744 | 47.6 4.1 | 100 0 | 89 50 | 1.5 0.4 | 5.7 4.6 | 2301 | NW | 324 | 0.01 | 6.46 | 0.017 0.051 | 80 190 | 0 0 |
| Kenwood (Wildwood) | 11/23/25 | 52.2 18.4 | 1542 | 43.2 6.7 | 0618 | 47.1 3.2 | 100 0 | 87 51 | 1.5 0.5 | 6.2 1.7 | 0410 | NNW | 337 | 0.00 | 6.78 | 0.019 0.039 | 91 139 | - |
| Sonoma Valley (Bedrock) | 11/23/25 | 51.8 19.7 | 1431 | 42.0 6.3 | 0125 | 45.2 3.2 | 98 1 | 83 51 | - | - | - | - | 0.00 | 6.70 | - | - | - |
| Sonoma-West (Arnold) | 11/23/25 | 56.7 15.5 | 1515 | 38.5 2.9 | 0136 | 46.4 3.4 | 100 0 | 75 36 | 1.9 0.4 | 8.0 0.5 | 2220 | N | 351 | 0.00 | 2.95 | 0.028 0.049 | 136 177 | - |
| Sonoma Valley HS | 11/23/25 | 58.0 12.4 | 1548 | 39.6 2.9 | 0300 | 46.8 1.5 | 100 0 | 77 27 | 1.0 0.2 | 5.3 0.4 | 2305 | NNW | 346 | 0.01 | 4.57 | 0.023 0.039 | 109 160 | - |
| Sonoma East (Bundschu01) | 11/23/25 | 56.9 11.1 | 1515 | 36.1 1.9 | 0253 | 44.9 2.4 | 97 0 | 73 26 | 1.6 0.1 | 9.4 0.7 | 2206 | NNW | 342 | 0.00 | 0.13 | 0.021 0.048 | 100 188 | - |
| Schellville (Sasaki) | 11/23/25 | 60.9 9.2 | 1550 | 40.0 5.0 | 0135 | 46.4 3.1 | 96 0 | 65 27 | 0.4 1.1 | 6.1 6.0 | 2322 | WSW | 257 | 0.00 | 4.40 | - | - | 0 0 |
| Sonoma-SE (Napoli) | 11/23/25 | 63.0 7.5 | 1543 | 38.2 2.8 | 0149 | 45.5 2.6 | 96 1 | 60 18 | 0.9 0.2 | 8.4 0.7 | 2321 | NW | 322 | 0.00 | 4.44 | - | - | 0 0 |
| Ricci Vineyards (Carneros) | 11/23/25 | 58.2 11.3 | 1602 | 38.0 2.9 | 0152 | 45.8 2.4 | 97 1 | 71 28 | 1.5 0.2 | 9.2 0.8 | 1924 | WNW | 286 | 0.00 | 4.87 | 0.021 0.047 | 98 192 | - |
| Carneros (Ranch 71) | 11/23/25 | 56.2 11.5 | 1559 | 43.1 1.9 | 0159 | 47.2 0.8 | 100 5 | 73 28 | 1.9 0.2 | 7.6 0.1 | 2304 | NW | 312 | 0.00 | 4.46 | 0.019 0.044 | 88 185 | 0 0 |
| Carneros Upper (Ranch 81) | 11/23/25 | 56.7 11.2 | 1550 | 44.4 1.7 | 0215 | 21.6 24.7 | - | - | 2.1 0.7 | 8.2 1.2 | 1136 | WNW | 288 | - | - | - | - | - |
| Carneros Lower (Ranch 81) | 11/23/25 | 54.2 13.8 | 1429 | 39.2 2.7 | 0145 | 46.6 2.3 | 100 0 | 83 33 | 1.0 0.3 | 5.8 2.6 | 2048 | NNE | 12 | 0.01 | 4.75 | 0.017 0.037 | 68 149 | - |
| Rohnert Park-West (Stony Point) | 11/23/25 | 53.7 13.2 | 1541 | 47.0 12.2 | 0001 | 49.0 3.6 | 99 0 | 85 28 | 0.9 0.2 | 6.3 3.6 | 2121 | N | 8 | 0.01 | 1.54 | - | - | - |
| Cartograph Wines Base | 11/23/25 | 52.9 11.6 | 1446 | 47.7 5.4 | 0701 | 49.3 0.8 | 100 0 | 90 28 | 1.6 0.5 | 6.3 11.0 | 1526 | SSE | 168 | 0.00 | 6.63 | 0.017 0.041 | 76 189 | - |
| Cartograph Wines Remote | 11/23/25 | 54.1 9.3 | 1404 | 45.2 8.3 | 0001 | - | - | - | - | - | - | - | - | - | - | - | - |
| Rice-Spivak Vineyard | 11/23/25 | 53.8 12.2 | 1452 | 42.5 10.4 | 2359 | - | - | - | - | - | - | - | - | - | - | - | - |
| Penngrove (Asellus) | 11/23/25 | 56.4 12.5 | 1439 | 47.3 12.1 | 0001 | 47.9 3.0 | 97 0 | 71 28 | 2.2 0.4 | 9.4 0.8 | 2142 | NW | 314 | 0.00 | 0.09 | - | - | 0 0 |
| Roger's Creek (Ranch 50) | 11/23/25 | 56.7 8.9 | 1439 | 44.2 1.7 | 0510 | 47.6 1.8 | 100 0 | 72 28 | 3.2 0.7 | 10.4 2.6 | 1706 | NW | 305 | 0.00 | 5.75 | 0.027 0.039 | 135 134 | 0 0 |
| Petaluma (Ranch 10) | 11/23/25 | 60.9 10.1 | 1506 | 48.8 13.5 | 0826 | 48.2 4.3 | 95 5 | 61 26 | 1.5 0.2 | 9.2 0.1 | 1507 | WSW | 255 | 0.00 | 4.29 | 0.029 0.029 | 126 91 | 0 0 |
| Max | 63.0 | - | 48.8 | - | 49.3 | 100 | 95 | 3.2 | 10.4 | - | - | 0.01 | 6.78 | 0.029 | 136 | - | |
| Avg | - | - | - | - | 45.4 | - | - | 1.5 | - | - | - | - | - | - | - | - | |
| Min | 48.9 | - | 36.1 | - | 21.6 | 95 | 60 | 0.4 | 5.3 | - | - | 0.00 | 0.09 | 0.017 | 68 | - |