| 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) | 11/15/25 | 69.2 5.4 | 1428 | 50.2 1.5 | 0815 | 47.8 0.6 | 71 | 97 3 | 42 5 | 3.6 | 13.2 3.4 | 0517 | NNW | 330 | 0.00 | 7.60 | - | - | 0 0 |
| Rockpile Upper (Cooley) | 11/15/25 | 65.4 4.0 | 1448 | 48.4 2.3 | 0735 | 46.0 0.7 | 74 | 100 0 | 45 4 | 7.7 | 21.5 5.0 | 0535 | N | 349 | 0.00 | 7.97 | 0.083 0.017 | 294 2 | 0 0 |
| Cloverdale-East (Ranch 83) | 11/15/25 | 71.6 3.6 | 1424 | 46.8 1.1 | 0610 | 49.9 47.8 | - | - | - | 3.8 | 17.6 8.0 | 0920 | NNE | 17 | 0.00 | 5.76 | 0.065 0.001 | 247 12 | 0 0 |
| Cloverdale-SE (Ranch 38) | 11/15/25 | 70.0 3.3 | 1413 | 46.2 3.2 | 0718 | 50.0 0.5 | 80 | 97 2 | 52 3 | 9.2 | 25.4 10.7 | 0455 | N | 0 | 0.00 | 6.03 | 0.069 0.006 | 240 21 | 0 0 |
| Geyserville-North (Hoffman) | 11/15/25 | 72.0 4.8 | 1402 | 43.4 1.0 | 0047 | 49.8 0.5 | 80 | 97 1 | 48 5 | 2.6 | 13.8 4.6 | 0747 | W | 270 | 0.00 | 0.00 | 0.066 0.010 | 227 10 | 0 0 |
| Geyserville (Ranch 3) | 11/15/25 | 71.1 4.4 | 1358 | 46.3 0.6 | 0045 | 50.5 0.9 | 81 | 100 0 | 47 4 | 3.4 | 13.9 5.4 | 1158 | WNW | 296 | 0.00 | 5.39 | 0.066 0.008 | 230 21 | 0 0 |
| Geyserville-East (Ranch 40) | 11/15/25 | 71.3 4.1 | 1354 | 45.2 3.0 | 0652 | 50.3 0.6 | 82 | 99 1 | 50 8 | 4.1 | 15.1 1.8 | 1233 | NW | 313 | 0.00 | 5.81 | 0.068 0.002 | 246 42 | 0 0 |
| Geyserville-South (Nervo Station) | 11/15/25 | 72.5 4.7 | 1442 | 46.5 1.0 | 0304 | - | - | - | - | 1.8 | 14.2 5.7 | 1111 | N | 0 | 0.00 | 4.52 | - | - | 0 0 |
| Jimtown-North (Piccolo Ranch 15) | 11/15/25 | 71.6 1.5 | 1345 | 40.4 3.4 | 0624 | 48.0 2.4 | 80 | 100 0 | 42 4 | 1.3 | 13.6 0.9 | 1303 | WNW | 289 | 0.00 | 5.99 | 0.055 0.000 | 205 35 | 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) | 11/15/25 | 72.0 3.3 | 1417 | 41.1 2.0 | 0315 | 49.7 1.4 | 85 | 100 0 | 45 8 | 1.4 | 10.6 2.9 | 1312 | WNW | 284 | 0.00 | 6.43 | 0.052 0.001 | 197 21 | 0 0 |
| N Chalk Hill Rd (Ranch 63) | 11/15/25 | 72.0 5.9 | 1417 | 39.9 3.7 | 0548 | 48.2 2.5 | 81 | 100 0 | 44 11 | 2.1 | 11.4 3.0 | 1035 | NNW | 346 | 0.01 | 6.39 | 0.058 0.007 | 201 20 | - |
| Knights Valley (Bavarian Lion) | 11/15/25 | 70.6 2.0 | 1450 | 41.0 1.1 | 0353 | 48.3 1.3 | 83 | 98 0 | 45 5 | 1.9 | 9.9 3.1 | 1853 | SSE | 167 | 0.01 | 6.61 | 0.053 0.004 | 226 18 | - |
| Upper Dry Creek Valley | 11/15/25 | 72.3 3.7 | 1408 | 42.4 2.0 | 0514 | 48.2 2.1 | 78 | 98 1 | 40 6 | 2.3 | 12.7 5.5 | 1132 | NW | 306 | 0.00 | 6.03 | 0.076 0.012 | 260 7 | - |
| Lower Dry Creek Valley | 11/15/25 | 74.1 5.9 | 1435 | 43.2 2.3 | 0154 | 49.8 1.4 | 80 | 100 0 | 38 9 | 4.0 | 17.6 7.8 | 1316 | N | 351 | 0.00 | 6.35 | 0.074 0.014 | 233 19 | 0 0 |
| Max | 74.1 | - | 50.2 | - | 50.5 | 85 | 100 | 52 | 9.2 | 25.4 | - | - | 0.01 | 7.97 | 0.083 | 294 | - | |
| Avg | - | - | - | - | 49.0 | 80 | - | - | 3.5 | - | - | - | - | - | - | - | - | |
| Min | 65.4 | - | 39.9 | - | 46.0 | 71 | 97 | 38 | 1.3 | 9.9 | - | - | 0.00 | 0.00 | 0.052 | 197 | - |
| 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) | 11/15/25 | 73.5 4.9 | 1257 | 42.4 3.7 | 0711 | - | - | 100 0 | 44 6 | 1.5 | 12.7 3.4 | 1146 | 0.00 | 2.17 | - | - | 0 |
| Windsor-NW (Ranch 8) | 11/15/25 | 72.7 2.5 | 1410 | 45.5 3.7 | 0613 | 49.8 0.1 | 78 | 84 4 | 59 6 | 1.7 | 7.7 1.3 | 1729 | 0.00 | 6.98 | 0.058 0.006 | 231 41 | - |
| Windsor-East (Ranch 16) | 11/15/25 | 72.3 3.7 | 1426 | 48.0 2.6 | 0001 | 50.9 0.2 | 78 | 100 0 | 47 3 | 3.8 | 11.7 4.9 | 0810 | 0.00 | 5.10 | 0.059 0.014 | 226 75 | 0 |
| Mark West-North (Ranch 14) | 11/15/25 | 70.9 3.0 | 1441 | 44.5 2.0 | 0618 | 50.1 0.8 | 80 | 98 1 | 45 4 | 1.3 | 8.5 1.0 | 2201 | 0.00 | 6.13 | 0.010 0.003 | 0 0 | 0 |
| Windsor-SE (Silk Rd) | 11/15/25 | 69.6 2.5 | 1252 | 40.7 3.0 | 0611 | 49.7 0.9 | 85 | 100 0 | 52 2 | 1.4 | 8.3 0.3 | 2159 | 0.03 | 1.66 | 0.055 0.004 | 228 27 | 0 |
| Fulton-NW (Ranch 5) | 11/15/25 | 69.2 3.1 | 1343 | 42.6 2.0 | 0649 | 44.7 4.8 | 76 | 100 0 | 3 0 | 2.4 | 11.0 3.8 | 2145 | 0.00 | 6.19 | 0.057 0.003 | 228 33 | 0 |
| Windsor-South (Laughlin Rd) | 11/15/25 | 70.8 0.8 | 1254 | 45.3 2.0 | 0656 | - | - | - | - | - | - | - | 0.03 | 5.86 | - | - | 0 |
| Fulton-SE (Barnes Rd) | 11/15/25 | 69.1 3.2 | 1433 | 42.4 3.2 | 0643 | 49.9 0.9 | 82 | 98 0 | 55 3 | 2.4 | 11.8 3.9 | 2128 | 0.00 | 5.55 | - | - | - |
| Fulton-SW (Ranch 21) | 11/15/25 | 69.0 2.4 | 1252 | 44.0 3.4 | 0447 | - | - | - | - | 2.5 | 11.6 3.1 | 2128 | 0.01 | 6.01 | 0.060 0.010 | 242 29 | 0 |
| Santa Rosa-NW (Goldfields) | 11/15/25 | 70.3 1.4 | 1242 | 44.5 2.8 | 0457 | 51.0 0.3 | 84 | 100 0 | 51 0 | 2.9 | 11.5 4.2 | 1744 | 0.00 | 6.28 | 0.057 0.005 | 216 1 | - |
| Goldfields Remote | 11/15/25 | 68.9 2.5 | 1238 | 42.5 2.2 | 0511 | - | - | - | - | - | - | - | - | - | - | - | 0 |
| NW Santa Rosa (Piner Road) | 11/15/25 | 67.6 1.6 | 1456 | 44.5 0.2 | 0443 | 52.6 0.6 | 92 | 100 0 | 63 2 | 1.5 | 8.5 1.4 | 2050 | 0.03 | 4.01 | - | - | - |
| River Rd South (Denner Ranch) | 11/15/25 | 69.4 1.6 | 1244 | 44.6 1.9 | 0629 | 51.0 0.2 | 86 | 100 0 | 54 3 | 3.2 | 10.7 2.0 | 2036 | - | - | - | - | - |
| West Santa Rosa (LOV Vineyard) | 11/15/25 | 69.2 1.0 | 1249 | 45.1 0.8 | 0433 | 50.7 0.2 | 84 | 100 0 | 52 3 | 1.3 | 7.8 0.4 | 1651 | 0.00 | 6.75 | 0.008 0.002 | 0 0 | 0 |
| Guerneville Rd (Prokopakis) | 11/15/25 | 70.1 1.2 | 1448 | 45.8 1.0 | 0644 | 51.5 0.3 | 85 | 100 0 | 52 3 | - | - | - | 0.00 | 5.69 | - | - | - |
| Guerneville Rd West (Balletto) | 11/15/25 | 68.0 1.7 | 1511 | 44.5 0.7 | 0435 | 51.7 0.3 | 89 | 100 0 | 63 3 | 1.8 | 8.3 1.4 | 1813 | 0.00 | 4.15 | - | - | - |
| 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 | 11/15/25 | 68.2 1.3 | 1501 | 42.0 3.5 | 0447 | 51.9 0.7 | - | 100 0 | 67 3 | 2.3 | 11.0 1.2 | 2055 | 0.00 | 5.39 | - | - | - |
| Occidental Rd (Sebastopol) | 11/15/25 | 69.0 1.4 | 1506 | 42.7 3.1 | 0431 | 54.6 2.1 | 100 | 100 0 | 69 16 | 1.6 | 7.7 1.1 | 2239 | 0.01 | 4.57 | - | - | - |
| Lower Westside Rd (Ranch 12) | 11/15/25 | 72.8 5.3 | 1253 | 42.5 2.1 | 0704 | 50.6 1.1 | 85 | 100 0 | 49 1 | 0.6 | 5.2 1.9 | 1829 | 0.00 | 6.52 | - | - | 0 |
| Guerneville (Laughlin Rd) | 11/15/25 | 69.7 4.5 | 1248 | 44.2 4.5 | 0736 | 52.1 0.2 | 91 | 99 0 | 59 6 | 0.7 | 5.4 2.1 | 2108 | 0.01 | 7.65 | - | - | - |
| Korbel (Winery) | 11/15/25 | 70.2 3.6 | 1311 | 45.9 3.8 | 0736 | 52.7 0.5 | 90 | 100 0 | 56 4 | 0.7 | 7.5 0.9 | 2000 | 0.00 | 7.81 | - | - | - |
| Forestville (Shone Farms) | 11/15/25 | 70.6 3.5 | 1523 | 43.6 2.3 | 0352 | 51.0 0.1 | 86 | 98 0 | 58 5 | 1.2 | 8.2 0.2 | 1741 | 0.01 | 7.12 | 0.055 0.001 | 223 14 | 0 |
| Forestville-NE (Ranch 30) | 11/15/25 | 72.6 2.7 | 1518 | 44.4 2.3 | 0654 | 52.0 0.2 | 89 | 100 0 | 56 3 | 1.3 | 9.4 0.8 | 1803 | 0.01 | 6.67 | 0.055 0.005 | 227 31 | - |
| Green Valley Vineyard | 11/15/25 | 70.8 4.9 | 1519 | 42.8 3.9 | 0602 | 50.8 0.0 | 88 | 99 0 | 61 7 | 1.1 | 6.8 0.2 | 2359 | 0.01 | 7.62 | 0.042 0.036 | 162 162 | - |
| Green Valley (Sanchietti) | 11/15/25 | 71.8 3.7 | 1508 | 41.5 2.6 | 0623 | - | - | - | - | - | - | - | - | - | - | - | - |
| Keefer Ranch (Green Valley) | 11/15/25 | 69.7 4.2 | 1520 | 41.0 3.1 | 0559 | 51.2 0.4 | 91 | 100 0 | 68 7 | - | - | - | 0.00 | 6.56 | - | - | - |
| Graton-South (Mill Station Rd) | 11/15/25 | 71.6 3.5 | 1509 | 40.3 3.3 | 0559 | 50.1 0.9 | 88 | 100 0 | 58 5 | 0.1 | 6.4 1.6 | 1742 | 0.00 | 6.40 | - | - | 0 |
| Occidental (Horseshoe Bend) | 11/15/25 | 69.1 6.4 | 1511 | 50.3 0.3 | 0715 | 51.8 0.2 | - | 97 3 | 58 5 | - | - | - | 0.00 | 6.52 | - | - | - |
| Sexton Valley (Jacqueline's Blk) | 11/15/25 | 71.4 6.5 | 1449 | 40.9 2.0 | 0612 | 50.8 0.5 | 89 | 100 1 | 62 1 | 0.6 | 6.8 0.8 | 2358 | 0.16 | 6.40 | - | - | - |
| Sebastopol Hills (Burnside Rd) | 11/15/25 | 68.8 4.5 | 1434 | 46.5 3.2 | 0703 | 52.4 0.4 | 91 | 100 0 | 64 0 | 1.4 | 10.6 2.1 | 2356 | 0.00 | 5.69 | - | - | - |
| Seaview/Fort Ross (Hirsch) | 11/15/25 | 63.8 5.2 | 1348 | 49.0 2.1 | 2312 | 47.4 1.0 | 76 | 97 0 | 57 16 | 2.8 | 10.3 0.1 | 1246 | 0.00 | 9.94 | 0.064 0.028 | 246 73 | - |
| Max | 73.5 | - | 50.3 | - | 54.6 | 100 | 100 | 69 | 3.8 | 12.7 | - | 0.16 | 9.94 | 0.064 | 246 | - | |
| Avg | - | - | - | - | 50.9 | 86 | - | - | 1.7 | - | - | - | - | - | - | - | |
| Min | 63.8 | - | 40.3 | - | 44.7 | 76 | 84 | 3 | 0.1 | 5.2 | - | 0.00 | 1.66 | 0.008 | 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 | 11/15/25 | 68.7 3.7 | 1433 | 48.1 0.1 | 0027 | 49.2 0.4 | 96 2 | 48 7 | 1.7 0.2 | 9.0 0.7 | 2307 | SSE | 150 | 0.09 | 5.23 | 0.061 0.011 | 244 63 | - |
| Lower Bennett Valley | 11/15/25 | 68.1 1.9 | 1413 | 38.0 2.5 | 0524 | 48.1 1.8 | 100 0 | 55 2 | 2.6 1.4 | 13.9 6.3 | 2236 | E | 99 | 0.00 | 4.88 | 0.054 0.005 | 208 1 | 0 0 |
| Kenwood (Wildwood) | 11/15/25 | 68.0 1.9 | 1407 | 45.1 0.0 | 0504 | 50.6 0.1 | 100 0 | 54 0 | 2.4 1.0 | 9.6 2.0 | 1103 | NNE | 18 | 0.00 | 4.94 | 0.049 0.005 | 190 41 | - |
| Sonoma Valley (Bedrock) | 11/15/25 | 67.3 0.8 | 1353 | 43.3 1.3 | 0612 | 48.9 0.3 | 97 1 | 52 0 | - | - | - | - | 0.00 | 5.00 | - | - | - |
| Sonoma-West (Arnold) | 11/15/25 | 70.5 2.1 | 1340 | 41.2 3.8 | 0657 | 49.6 0.9 | 100 0 | 51 1 | 1.7 0.3 | 9.7 2.5 | 2111 | SW | 220 | 0.01 | 2.90 | 0.050 0.016 | 198 72 | - |
| Sonoma Valley HS | 11/15/25 | 69.0 1.4 | 1342 | 43.6 2.3 | 0654 | 51.5 0.9 | 100 0 | 59 3 | 1.3 0.6 | 6.5 0.4 | 1600 | SE | 127 | 0.04 | 4.42 | 0.043 0.007 | 175 38 | - |
| Sonoma East (Bundschu01) | 11/15/25 | 68.9 1.4 | 1440 | 42.0 1.8 | 0707 | 49.6 0.5 | 97 0 | 54 8 | 2.1 0.8 | 13.2 4.2 | 1546 | SSE | 151 | 0.00 | 0.13 | 0.046 0.012 | 174 65 | - |
| Schellville (Sasaki) | 11/15/25 | 68.0 0.2 | 1401 | 43.3 2.3 | 0511 | 50.0 0.6 | 96 0 | 59 10 | 1.7 1.2 | 10.1 2.0 | 1339 | SSE | 160 | 0.00 | 3.63 | - | - | 0 0 |
| Sonoma-SE (Napoli) | 11/15/25 | 68.8 1.8 | 1428 | 43.3 2.0 | 0701 | 49.8 0.4 | 97 0 | 54 9 | 1.2 0.3 | 10.5 3.4 | 1540 | S | 191 | 0.00 | 3.67 | - | - | 0 0 |
| Ricci Vineyards (Carneros) | 11/15/25 | 66.9 1.6 | 1343 | 43.3 1.9 | 0207 | 50.0 0.6 | 98 0 | 59 13 | 2.8 1.2 | 13.2 5.2 | 1536 | S | 181 | 0.01 | 3.77 | 0.047 0.007 | 164 58 | - |
| Carneros (Ranch 71) | 11/15/25 | 66.4 0.2 | 1411 | 48.1 4.5 | 0722 | 51.1 1.1 | 93 4 | 59 8 | 2.8 0.8 | 10.8 2.5 | 1324 | W | 274 | 0.02 | 3.60 | 0.043 0.006 | 163 44 | 0 0 |
| Carneros Upper (Ranch 81) | 11/15/25 | 66.5 1.6 | 1343 | 50.3 1.6 | 0739 | 51.0 6.8 | - | - | 4.4 2.1 | 16.6 3.5 | 1527 | SSW | 207 | - | - | - | - | - |
| Carneros Lower (Ranch 81) | 11/15/25 | 67.6 2.6 | 1325 | 44.5 1.8 | 0202 | 51.1 0.6 | 100 0 | 60 4 | 0.9 0.2 | 11.9 5.4 | 1549 | S | 169 | 0.02 | 3.67 | 0.037 0.001 | 148 5 | - |
| Rohnert Park-West (Stony Point) | 11/15/25 | 67.8 0.4 | 1411 | 42.0 2.3 | 0326 | 50.6 0.8 | 100 0 | 66 10 | 2.1 1.2 | 13.5 1.8 | 2205 | SSE | 163 | 0.02 | 1.47 | - | - | - |
| Cartograph Wines Base | 11/15/25 | 66.4 0.7 | 1437 | 47.8 1.9 | 0423 | 52.4 0.0 | 100 0 | 70 13 | 3.6 1.9 | 20.4 7.8 | 1714 | S | 188 | 0.00 | 5.23 | 0.049 0.005 | 208 22 | - |
| Cartograph Wines Remote | 11/15/25 | 65.3 1.6 | 1512 | 43.4 1.1 | 0501 | - | - | - | - | - | - | - | - | - | - | - | - |
| Rice-Spivak Vineyard | 11/15/25 | 68.5 0.8 | 1437 | 38.4 1.4 | 0500 | - | - | - | - | - | - | - | - | - | - | - | - |
| Penngrove (Asellus) | 11/15/25 | 67.8 0.1 | 1359 | 45.1 0.3 | 0630 | 50.4 0.3 | 100 1 | 59 12 | 2.8 1.3 | 10.0 0.9 | 2123 | SE | 132 | 0.01 | 0.09 | - | - | 0 0 |
| Roger's Creek (Ranch 50) | 11/15/25 | 64.2 0.1 | 1413 | 44.4 7.9 | 0701 | 50.2 1.5 | 100 0 | 63 10 | 3.5 1.4 | 14.7 6.0 | 1350 | WNW | 290 | 0.00 | 4.50 | 0.045 0.001 | 168 26 | 0 0 |
| Petaluma (Ranch 10) | 11/15/25 | 67.7 2.2 | 1354 | 43.1 0.2 | 0010 | 50.3 0.1 | 100 0 | 55 12 | 2.1 1.6 | 10.4 2.1 | 1212 | WNW | 288 | 0.01 | 3.16 | 0.040 0.011 | 134 80 | 0 0 |
| Max | 70.5 | - | 50.3 | - | 52.4 | 100 | 70 | 4.4 | 20.4 | - | - | 0.09 | 5.23 | 0.061 | 244 | - | |
| Avg | - | - | - | - | 50.2 | - | - | 2.3 | - | - | - | - | - | - | - | - | |
| Min | 64.2 | - | 38.0 | - | 48.1 | 93 | 48 | 0.9 | 6.5 | - | - | 0.00 | 0.09 | 0.037 | 134 | - |