| 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) | 11/17/25 | 52.5 2.7 | 1411 | 46.7 1.4 | 2043 | 45.4 5.5 | 90 | 100 0 | 73 15 | 4.6 | 23.9 6.2 | 1446 | WNW | 284 | 0.30 | 9.59 | - | - | 0 0 |
| Rockpile Upper (Cooley) | 11/17/25 | 48.9 3.2 | 1248 | 43.3 1.0 | 1817 | 43.9 5.1 | 96 | 100 0 | 83 17 | 8.8 | 34.8 1.1 | 1438 | NW | 316 | 0.24 | 9.87 | 0.023 0.011 | 152 89 | 0 0 |
| Cloverdale-East (Ranch 83) | 11/17/25 | 58.6 0.1 | 1327 | 46.4 5.0 | 2045 | 37.2 3.7 | - | - | - | 2.2 | 14.9 8.1 | 0938 | N | 0 | 0.20 | 7.38 | 0.031 0.006 | 123 45 | 0 0 |
| Cloverdale-SE (Ranch 38) | 11/17/25 | 57.6 1.0 | 1339 | 47.1 3.3 | 2012 | 48.4 4.5 | 92 | 100 2 | 72 16 | 5.6 | 29.6 5.0 | 0943 | N | 5 | 0.30 | 7.98 | 0.031 0.012 | 141 68 | 0 0 |
| Geyserville-North (Hoffman) | 11/17/25 | 58.1 1.4 | 1356 | 48.2 4.0 | 2238 | 48.8 4.8 | 88 | 97 0 | 69 12 | 3.0 | 16.9 0.8 | 1042 | WNW | 291 | 0.00 | 0.00 | 0.034 0.013 | 122 54 | 0 0 |
| Geyserville (Ranch 3) | 11/17/25 | 57.4 2.2 | 1356 | 48.6 3.7 | 2231 | 49.6 5.2 | 91 | 100 0 | 68 12 | 3.2 | 16.2 4.7 | 1011 | W | 270 | 0.11 | 7.36 | 0.033 0.013 | 135 54 | 0 0 |
| Geyserville-East (Ranch 40) | 11/17/25 | 58.9 1.7 | 1502 | 46.9 3.1 | 2045 | 48.8 3.9 | 94 | 100 0 | 74 16 | 5.2 | 20.8 12.4 | 0001 | NNE | 12 | 0.21 | 7.64 | 0.032 0.014 | 148 67 | 0 0 |
| Geyserville-South (Nervo Station) | 11/17/25 | 57.9 1.5 | 1452 | 47.0 5.0 | 2244 | - | - | - | - | 2.7 | 19.5 7.0 | 1118 | WNW | 295 | 0.12 | 5.80 | - | - | 0 0 |
| Jimtown-North (Piccolo Ranch 15) | 11/17/25 | 57.5 2.9 | 1346 | 46.8 6.1 | 2241 | 49.6 4.6 | 92 | 100 0 | 68 7 | 1.9 | 14.0 8.6 | 1320 | W | 264 | 0.34 | 7.50 | 0.029 0.008 | 118 40 | 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) | 11/17/25 | 59.5 0.5 | 1359 | 47.3 6.4 | 2055 | 49.9 3.6 | 92 | 100 4 | 69 11 | 1.9 | 12.4 17.8 | 1319 | NW | 309 | 0.47 | 8.10 | 0.026 0.003 | 102 26 | 0 0 |
| N Chalk Hill Rd (Ranch 63) | 11/17/25 | 57.2 2.8 | 1518 | 46.2 6.4 | 2052 | 49.3 4.0 | 95 | 100 0 | 70 5 | 2.5 | 14.6 10.7 | 1035 | NW | 310 | 0.39 | 8.09 | 0.025 0.003 | 107 25 | - |
| Knights Valley (Bavarian Lion) | 11/17/25 | 55.6 4.1 | 1419 | 47.5 5.1 | 2022 | 48.7 3.4 | 91 | 96 1 | 75 2 | 2.5 | 10.9 5.6 | 1702 | NNW | 341 | 0.58 | 8.30 | 0.030 0.002 | 130 25 | - |
| Upper Dry Creek Valley | 11/17/25 | 58.1 2.7 | 1334 | 47.2 4.7 | 2015 | 48.4 5.2 | 88 | 97 0 | 65 11 | 2.8 | 17.0 0.2 | 1532 | W | 262 | 0.14 | 7.92 | 0.036 0.012 | 147 62 | - |
| Lower Dry Creek Valley | 11/17/25 | 58.4 2.4 | 1328 | 46.0 6.3 | 2051 | 49.2 5.3 | 90 | 100 0 | 61 14 | 4.4 | 17.2 6.5 | 1349 | WNW | 288 | 0.07 | 8.21 | 0.039 0.016 | 138 54 | 0 0 |
| Max | 59.5 | - | 48.6 | - | 49.9 | 96 | 100 | 83 | 8.8 | 34.8 | - | - | 0.58 | 9.87 | 0.039 | 152 | - | |
| Avg | - | - | - | - | 47.5 | 92 | - | - | 3.7 | - | - | - | - | - | - | - | - | |
| Min | 48.9 | - | 43.3 | - | 37.2 | 88 | 96 | 61 | 1.9 | 10.9 | - | - | 0.00 | 0.00 | 0.023 | 102 | - |
| 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) | 11/17/25 | 58.9 2.0 | 1502 | 45.8 6.0 | 2110 | - | - | 100 0 | 64 15 | 2.4 | 16.6 18.4 | 1119 | 0.00 | 2.18 | - | - | 0 |
| Windsor-NW (Ranch 8) | 11/17/25 | 57.9 3.5 | 1505 | 47.8 5.2 | 2232 | 47.0 3.4 | 82 | 85 1 | 73 8 | 3.0 | 17.9 9.8 | 1304 | 0.22 | 8.56 | 0.034 0.001 | 130 25 | - |
| Windsor-East (Ranch 16) | 11/17/25 | 58.5 1.2 | 1303 | 45.4 8.5 | 2102 | 49.5 4.1 | 91 | 100 4 | 70 10 | 2.6 | 13.8 3.3 | 1048 | 0.26 | 6.36 | 0.032 0.008 | 129 46 | 0 |
| Mark West-North (Ranch 14) | 11/17/25 | 59.8 1.3 | 1310 | 47.2 6.8 | 2358 | 49.1 4.3 | 89 | 97 1 | 64 12 | 1.3 | 7.0 8.9 | 1044 | 0.19 | 7.39 | 0.006 0.000 | 0 0 | 0 |
| Windsor-SE (Silk Rd) | 11/17/25 | 58.2 2.0 | 1514 | 45.7 7.9 | 2111 | 48.9 5.0 | 89 | 98 1 | 63 16 | 2.2 | 12.8 10.6 | 1334 | 0.01 | 1.71 | 0.034 0.008 | 138 43 | 0 |
| Fulton-NW (Ranch 5) | 11/17/25 | 57.9 3.1 | 1311 | 47.1 6.7 | 2114 | 48.8 5.0 | 90 | 100 3 | 3 75 | 2.7 | 14.2 5.5 | 1625 | 0.23 | 7.47 | 0.035 0.008 | 140 39 | 0 |
| Windsor-South (Laughlin Rd) | 11/17/25 | 58.5 3.1 | 1305 | 46.9 6.3 | 2340 | 46.4 | 88 | 93 | 67 | - | - | - | 0.18 | 6.96 | - | - | - |
| Fulton-SE (Barnes Rd) | 11/17/25 | 58.5 1.1 | 1314 | 47.6 6.9 | 2322 | 49.8 3.5 | 90 | 96 1 | 71 9 | 2.9 | 17.1 7.4 | 1318 | 0.57 | 6.97 | - | - | - |
| Fulton-SW (Ranch 21) | 11/17/25 | 58.5 0.9 | 1313 | 46.7 6.7 | 2319 | - | - | - | - | 2.8 | 15.6 5.9 | 1217 | 0.18 | 7.29 | 0.053 0.012 | 163 57 | 0 |
| Santa Rosa-NW (Goldfields) | 11/17/25 | 60.6 1.1 | 1318 | 47.1 7.0 | 2321 | 49.5 4.5 | 89 | 100 0 | 63 18 | 3.2 | 14.2 6.1 | 1319 | 0.19 | 7.61 | 0.035 0.012 | 130 45 | - |
| Goldfields Remote | 11/17/25 | 58.5 2.3 | 1315 | 46.9 7.1 | 2322 | - | - | - | - | - | - | - | - | - | - | - | 0 |
| NW Santa Rosa (Piner Road) | 11/17/25 | 58.1 1.2 | 1529 | 47.2 7.1 | 2326 | 51.4 4.2 | 97 | 100 0 | 76 16 | 1.2 | 8.6 7.8 | 1603 | 0.04 | 4.15 | - | - | - |
| River Rd South (Denner Ranch) | 11/17/25 | 59.9 0.6 | 1510 | 46.9 6.8 | 2252 | 49.2 5.0 | 90 | 99 1 | 63 21 | 3.6 | 17.3 9.6 | 1639 | - | - | - | - | - |
| West Santa Rosa (LOV Vineyard) | 11/17/25 | 59.7 0.6 | 1508 | 47.8 6.4 | 2110 | 49.1 4.6 | 88 | 97 1 | 62 20 | 1.8 | 13.5 5.4 | 1642 | 0.61 | 7.76 | 0.009 0.003 | 0 0 | 0 |
| Guerneville Rd (Prokopakis) | 11/17/25 | 61.9 1.4 | 1521 | 47.7 6.7 | 2327 | 49.9 4.6 | 90 | 99 0 | 59 15 | - | - | - | 0.23 | 7.03 | - | - | - |
| Guerneville Rd West (Balletto) | 11/17/25 | 60.3 1.1 | 1512 | 47.2 7.3 | 2113 | 50.0 4.7 | 91 | 99 0 | 68 19 | 2.1 | 12.9 9.1 | 1054 | 0.16 | 5.69 | - | - | - |
| Guerneville Rd East (Rich Ranch) | 9/11/25 | 81.5 4.0 | 1431 | 58.6 0.2 | 0101 | 57.4 1.0 | 71 | 90 8 | 45 6 | - | - | - | - | - | - | - | 100 |
| Sanchietti Ranch | 11/17/25 | 61.1 0.2 | 1530 | 47.5 7.6 | 2250 | 51.3 4.1 | - | 99 0 | 72 15 | 2.5 | 14.8 0.7 | 1105 | 0.18 | 6.87 | - | - | - |
| Occidental Rd (Sebastopol) | 11/17/25 | 61.2 2.0 | 1532 | 46.5 5.2 | 2251 | 52.3 2.6 | 100 | 100 0 | 72 0 | 2.4 | 20.4 3.3 | 1058 | 0.57 | 5.71 | - | - | - |
| Lower Westside Rd (Ranch 12) | 11/17/25 | 59.4 1.1 | 1503 | 45.5 6.2 | 2256 | 48.8 4.7 | 89 | 100 1 | 62 16 | 1.1 | 15.0 9.4 | 1039 | 0.21 | 8.32 | - | - | 0 |
| Guerneville (Laughlin Rd) | 11/17/25 | 61.6 1.8 | 1446 | 45.2 7.0 | 2059 | 48.4 5.5 | 88 | 98 0 | 56 22 | 1.4 | 12.4 7.6 | 1116 | 0.83 | 9.12 | - | - | - |
| Korbel (Winery) | 11/17/25 | 61.2 0.3 | 1513 | 47.4 6.1 | 1950 | 49.2 4.8 | 88 | 99 3 | 58 19 | 0.9 | 13.2 5.4 | 1532 | 0.08 | 9.32 | - | - | - |
| Forestville (Shone Farms) | 11/17/25 | 61.1 0.2 | 1456 | 45.0 7.3 | 2242 | 48.5 5.1 | 87 | 98 0 | 61 19 | 2.1 | 17.4 18.7 | 1044 | 0.10 | 8.95 | 0.038 0.011 | 151 59 | 0 |
| Forestville-NE (Ranch 30) | 11/17/25 | 61.4 0.8 | 1502 | 45.1 6.7 | 2111 | 49.0 4.8 | 91 | 100 0 | 65 19 | 2.4 | 17.7 20.1 | 1037 | 0.10 | 8.45 | 0.037 0.013 | 166 68 | - |
| Green Valley Vineyard | 11/17/25 | 59.6 0.9 | 1526 | 45.4 8.2 | 2105 | 48.0 5.4 | 88 | 98 0 | 64 15 | 2.3 | 13.4 21.5 | 1317 | 0.11 | 9.68 | 0.012 0.006 | 13 3 | - |
| Green Valley (Sanchietti) | 11/17/25 | 61.3 0.1 | 1519 | 45.1 9.4 | 2118 | - | - | - | - | - | - | - | - | - | - | - | - |
| Keefer Ranch (Green Valley) | 11/17/25 | 59.5 0.1 | 1532 | 45.0 9.4 | 2034 | 49.5 5.0 | 91 | 99 1 | 71 16 | - | - | - | 0.12 | 8.46 | - | - | - |
| Graton-South (Mill Station Rd) | 11/17/25 | 59.3 0.1 | 1520 | 45.2 8.7 | 2259 | 48.6 5.6 | 89 | 98 0 | 65 21 | 0.8 | 9.7 2.4 | 1202 | 0.08 | 8.24 | - | - | 0 |
| Occidental (Horseshoe Bend) | 11/17/25 | 57.5 1.7 | 1359 | 47.8 4.5 | 2022 | 48.0 5.4 | - | 100 0 | 65 29 | - | - | - | 0.21 | 8.30 | - | - | - |
| Sexton Valley (Jacqueline's Blk) | 11/17/25 | 59.2 0.0 | 1209 | 44.8 9.5 | 2251 | 49.1 5.7 | 89 | 98 0 | 67 23 | 1.6 | 14.9 2.5 | 0729 | 0.18 | 6.71 | - | - | - |
| Sebastopol Hills (Burnside Rd) | 11/17/25 | 57.6 0.9 | 1512 | 47.9 5.3 | 2253 | 48.9 5.1 | 90 | 99 1 | 72 23 | 3.1 | 17.9 3.8 | 0729 | 0.13 | 7.30 | - | - | - |
| Seaview/Fort Ross (Hirsch) | 11/17/25 | 50.8 1.9 | 1350 | 44.3 3.3 | 2213 | 45.0 4.7 | 94 | 97 0 | 83 14 | 4.2 | 21.1 3.0 | 0900 | 0.15 | 12.86 | 0.025 0.004 | 130 37 | - |
| Max | 61.9 | - | 47.9 | - | 52.3 | 100 | 100 | 83 | 4.2 | 21.1 | - | 0.83 | 12.86 | 0.053 | 166 | - | |
| Avg | - | - | - | - | 49.0 | 90 | - | - | 2.3 | - | - | - | - | - | - | - | |
| Min | 50.8 | - | 44.3 | - | 45.0 | 82 | 85 | 3 | 0.8 | 7.0 | - | 0.00 | 1.71 | 0.006 | 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 | 11/17/25 | 53.8 0.5 | 1423 | 45.5 5.8 | 2112 | 47.8 3.9 | 98 0 | 79 15 | 1.7 1.1 | 11.8 6.4 | 0120 | S | 185 | 0.03 | 5.30 | 0.029 0.015 | 132 80 | - |
| Lower Bennett Valley | 11/17/25 | 56.1 1.8 | 1428 | 45.9 7.3 | 2142 | 49.5 4.0 | 100 0 | 74 12 | 2.6 0.9 | 15.4 3.0 | 1228 | NW | 306 | 0.26 | 6.32 | 0.027 0.001 | 115 16 | 0 0 |
| Kenwood (Wildwood) | 11/17/25 | 57.7 0.5 | 1053 | 48.3 4.9 | 2338 | 50.0 3.2 | 100 0 | 68 14 | 2.3 0.5 | 14.7 1.8 | 1344 | NNW | 341 | 0.51 | 6.66 | 0.032 0.009 | 143 60 | - |
| Sonoma Valley (Bedrock) | 11/17/25 | 57.4 1.6 | 1401 | 48.4 4.5 | 2358 | 48.4 3.6 | 96 0 | 66 8 | - | - | - | - | 0.97 | 6.61 | - | - | - |
| Sonoma-West (Arnold) | 11/17/25 | 59.2 2.5 | 1418 | 50.1 4.4 | 0647 | 49.8 3.3 | 98 1 | 65 2 | 2.8 0.9 | 15.4 0.7 | 1356 | W | 276 | 0.01 | 2.92 | 0.036 0.002 | 149 13 | - |
| Sonoma Valley HS | 11/17/25 | 58.6 2.3 | 1425 | 50.4 3.9 | 0656 | 51.6 2.9 | 100 0 | 73 0 | 1.8 0.6 | 8.5 5.1 | 1304 | N | 353 | 0.04 | 4.49 | 0.032 0.003 | 144 36 | - |
| Sonoma East (Bundschu01) | 11/17/25 | 58.4 2.1 | 1341 | 50.4 4.2 | 2151 | 50.1 2.5 | 95 0 | 72 2 | 3.3 0.7 | 14.5 3.7 | 0024 | E | 99 | 0.00 | 0.13 | 0.034 0.001 | 128 30 | - |
| Schellville (Sasaki) | 11/17/25 | 59.3 2.2 | 1430 | 51.2 3.7 | 0653 | 50.2 2.6 | 95 1 | 66 0 | 2.3 0.6 | 18.2 3.7 | 1350 | SSE | 162 | 0.36 | 4.28 | - | - | 0 0 |
| Sonoma-SE (Napoli) | 11/17/25 | 58.1 2.8 | 1338 | 50.5 3.8 | 2208 | 50.1 2.4 | 95 1 | 70 1 | 2.5 1.2 | 12.8 3.7 | 0835 | WSW | 245 | 0.38 | 4.26 | - | - | 0 0 |
| Ricci Vineyards (Carneros) | 11/17/25 | 58.8 3.1 | 1616 | 50.3 3.9 | 2332 | 49.8 2.5 | 95 0 | 68 3 | 3.8 1.6 | 18.7 0.2 | 0014 | SSE | 160 | 0.54 | 4.66 | 0.033 0.010 | 125 1 | - |
| Carneros (Ranch 71) | 11/17/25 | 56.4 4.1 | 1343 | 50.3 3.1 | 0656 | 49.6 2.7 | 97 2 | 73 3 | 4.1 1.1 | 19.6 4.0 | 0829 | WSW | 258 | 0.46 | 4.30 | 0.033 0.005 | 129 5 | 0 0 |
| Carneros Upper (Ranch 81) | 11/17/25 | 58.2 2.1 | 1349 | 50.0 3.3 | 2312 | 17.0 12.0 | - | - | 6.6 1.7 | 20.8 3.9 | 0829 | WSW | 256 | - | - | - | - | - |
| Carneros Lower (Ranch 81) | 11/17/25 | 58.1 3.3 | 1355 | 50.0 3.7 | 0704 | 50.9 2.4 | 100 0 | 75 6 | 2.0 | 15.3 3.8 | 0013 | S | 187 | 0.64 | 4.54 | 0.029 0.007 | 124 2 | - |
| Rohnert Park-West (Stony Point) | 11/17/25 | 58.4 0.6 | 1529 | 48.2 6.2 | 2130 | 50.4 4.1 | 98 0 | 72 12 | 3.1 0.8 | 16.8 0.3 | 1100 | WNW | 303 | 0.02 | 1.51 | - | - | - |
| Cartograph Wines Base | 11/17/25 | 57.1 1.4 | 1529 | 48.6 5.1 | 2150 | 50.2 4.2 | 100 0 | 76 12 | 3.8 1.6 | 23.6 5.6 | 0852 | WSW | 240 | 0.19 | 6.47 | 0.033 0.005 | 161 37 | - |
| Cartograph Wines Remote | 11/17/25 | 57.1 3.4 | 1527 | 46.4 7.5 | 2041 | - | - | - | - | - | - | - | - | - | - | - | - |
| Rice-Spivak Vineyard | 11/17/25 | 59.0 1.6 | 1332 | 44.9 9.0 | 2047 | - | - | - | - | - | - | - | - | - | - | - | - |
| Penngrove (Asellus) | 11/17/25 | 58.4 1.3 | 1548 | 48.4 5.8 | 2304 | 49.1 4.2 | 97 0 | 64 9 | 3.0 2.3 | 16.8 6.1 | 1132 | NNW | 328 | 0.00 | 0.09 | - | - | 0 0 |
| Roger's Creek (Ranch 50) | 11/17/25 | 56.0 1.2 | 1553 | 49.0 3.0 | 2013 | 49.0 3.9 | 100 0 | 71 5 | 4.6 0.4 | 18.8 1.2 | 1236 | WSW | 242 | 0.29 | 5.55 | 0.029 0.004 | 124 24 | 0 0 |
| Petaluma (Ranch 10) | 11/17/25 | 59.5 3.0 | 1344 | 48.9 5.4 | 2324 | 49.8 3.5 | 100 4 | 62 3 | 2.2 0.1 | 15.5 5.1 | 0932 | W | 259 | 0.24 | 4.12 | 0.034 0.007 | 119 28 | 0 0 |
| Max | 59.5 | - | 51.2 | - | 51.6 | 100 | 79 | 6.6 | 23.6 | - | - | 0.97 | 6.66 | 0.036 | 161 | - | |
| Avg | - | - | - | - | 47.9 | - | - | 3.1 | - | - | - | - | - | - | - | - | |
| Min | 53.8 | - | 44.9 | - | 17.0 | 95 | 62 | 1.7 | 8.5 | - | - | 0.00 | 0.09 | 0.027 | 115 | - |