| 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) | 1/24/26 | 68.9 7.8 | 1352 | 48.7 9.8 | 0136 | 18.4 25.6 | 27 | 76 24 | 6 53 | 3.9 | 17.3 11.1 | 1450 | NE | 50 | 0.00 | 28.82 | - | - | 0 0 |
| Rockpile Upper (Cooley) | 1/24/26 | 63.8 4.7 | 1400 | 48.6 3.4 | 0525 | 15.3 27.4 | 26 | 60 29 | 6 48 | 6.5 | 23.0 7.0 | 0606 | NE | 42 | 0.00 | 29.56 | 0.130 0.058 | 336 23 | 0 0 |
| Cloverdale-East (Ranch 83) | 1/24/26 | 73.0 18.0 | 1404 | 36.4 0.7 | 2026 | 30.5 55.4 | - | - | - | 4.9 | 21.0 9.6 | 1014 | NNW | 338 | 0.00 | 25.01 | 0.086 0.043 | 288 101 | 0 0 |
| Cloverdale-SE (Ranch 38) | 1/24/26 | 74.1 20.5 | 1529 | 40.3 0.8 | 0821 | 29.0 14.9 | 49 | 100 0 | 8 74 | 5.9 | 28.5 14.8 | 1350 | N | 4 | 0.00 | 26.49 | 0.097 0.065 | 287 103 | 0 0 |
| Geyserville-North (Hoffman) | 1/24/26 | 71.1 20.0 | 1502 | 35.1 8.3 | 0611 | 30.1 14.9 | 59 | 98 0 | 9 76 | 3.4 | 18.3 9.9 | 1351 | N | 11 | 0.00 | 25.50 | 0.095 0.070 | 277 159 | 0 0 |
| Geyserville (Ranch 3) | 1/24/26 | 70.4 19.9 | 1511 | 36.0 7.2 | 0602 | 30.2 15.5 | 60 | 100 0 | 8 78 | 3.9 | 19.2 10.6 | 1704 | N | 2 | 0.00 | 25.44 | 0.094 0.073 | 280 176 | 0 0 |
| Geyserville-East (Ranch 40) | 1/24/26 | 70.5 23.5 | 1330 | 39.1 1.2 | 0637 | 29.2 14.7 | 52 | 100 0 | 10 89 | 5.0 | 25.6 14.0 | 1609 | NE | 56 | 0.00 | 25.87 | 0.110 0.090 | 305 189 | 0 0 |
| Geyserville-South (Nervo Station) | 1/24/26 | 72.2 23.3 | 1527 | 37.8 5.5 | 0650 | - | - | - | - | 2.0 | 11.1 4.4 | 0607 | E | 83 | 0.00 | 19.40 | - | - | 0 0 |
| Jimtown-North (Piccolo Ranch 15) | 1/24/26 | 71.6 21.3 | 1341 | 32.6 10.2 | 2357 | 31.8 13.8 | 63 | 100 0 | 9 78 | 3.4 | 22.6 17.1 | 1405 | NE | 37 | 0.01 | 23.64 | 0.095 0.078 | 261 186 | 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) | 1/24/26 | 72.4 22.4 | 1516 | 32.7 9.8 | 2229 | 31.7 13.7 | 65 | 100 0 | 9 79 | 3.5 | 20.6 13.2 | 1047 | N | 11 | 0.00 | 22.79 | 0.096 0.080 | 263 197 | 0 0 |
| N Chalk Hill Rd (Ranch 63) | 1/24/26 | 70.7 22.4 | 1502 | 32.0 9.9 | 2345 | 31.4 13.2 | 66 | 100 0 | 8 81 | 2.3 | 23.8 18.8 | 1217 | NE | 35 | 0.00 | 24.16 | 0.084 0.068 | 257 187 | - |
| Knights Valley (Bavarian Lion) | 1/24/26 | 69.2 17.0 | 1513 | 37.7 2.5 | 0243 | 19.7 24.2 | 32 | 98 0 | 6 76 | 4.6 | 22.4 16.0 | 1049 | E | 80 | 0.01 | 22.64 | 0.118 0.095 | 283 162 | - |
| Upper Dry Creek Valley | 1/24/26 | 72.9 22.6 | 1421 | 35.2 8.0 | 0624 | 30.6 14.5 | 61 | 99 0 | 6 80 | 2.3 | 17.2 8.2 | 1328 | NNE | 30 | 0.00 | 27.46 | 0.087 0.064 | 306 198 | - |
| Lower Dry Creek Valley | 1/24/26 | 74.9 25.3 | 1417 | 31.6 13.0 | 2359 | 34.4 12.2 | 68 | 100 0 | 8 78 | 1.6 | 9.1 1.5 | 1118 | NW | 310 | 0.00 | 27.06 | 0.066 0.046 | 280 190 | 0 0 |
| Max | 74.9 | - | 48.7 | - | 34.4 | 68 | 100 | 10 | 6.5 | 28.5 | - | - | 0.01 | 29.56 | 0.130 | 336 | - | |
| Avg | - | - | - | - | 27.9 | 52 | - | - | 3.8 | - | - | - | - | - | - | - | - | |
| Min | 63.8 | - | 31.6 | - | 15.3 | 26 | 60 | 6 | 1.6 | 9.1 | - | - | 0.00 | 19.40 | 0.066 | 257 | - |
| 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) | 1/24/26 | 72.8 23.2 | 1530 | 34.3 9.8 | 2359 | - | - | 100 0 | 10 80 | 2.2 | 21.6 14.5 | 1258 | 0.00 | 19.43 | - | - | 0 |
| Windsor-NW (Ranch 8) | 1/24/26 | 77.0 27.2 | 1529 | 39.7 4.7 | 0818 | 34.2 9.1 | 60 | 93 2 | 14 69 | 2.2 | 17.4 9.9 | 1214 | 0.01 | 23.46 | 0.095 0.077 | 285 215 | - |
| Windsor-East (Ranch 16) | 1/24/26 | 72.5 23.3 | 1406 | 35.2 7.8 | 2359 | 30.2 15.9 | 60 | 100 0 | 8 82 | 2.7 | 16.4 9.2 | 1227 | 0.00 | 17.32 | 0.091 0.075 | 299 232 | 0 |
| Mark West-North (Ranch 14) | 1/24/26 | 71.7 21.9 | 1407 | 36.3 7.5 | 2346 | 31.5 14.3 | 61 | 99 0 | 9 81 | 2.0 | 14.2 7.5 | 1319 | 0.00 | 18.96 | 0.035 0.033 | 0 0 | 0 |
| Windsor-SE (Silk Rd) | 1/24/26 | 70.1 19.5 | 1555 | 33.0 11.6 | 2359 | 32.3 14.3 | 64 | 100 0 | 9 82 | 2.8 | 17.4 10.7 | 1157 | 0.00 | 15.31 | 0.094 0.079 | 296 234 | 0 |
| Fulton-NW (Ranch 5) | 1/24/26 | 70.8 20.8 | 1537 | 37.4 6.9 | 0001 | -1.4 3.4 | 20 | 100 0 | 3 0 | 2.3 | 12.7 5.8 | 1245 | 0.01 | 18.92 | 0.093 0.055 | 271 206 | 0 |
| Windsor-South (Laughlin Rd) | 1/24/26 | 72.1 21.9 | 1430 | 38.9 5.6 | 0001 | -12.7 6.4 | 20 | 97 3 | 0 0 | - | - | - | 0.01 | 18.84 | - | - | - |
| Fulton-SE (Barnes Rd) | 1/24/26 | 70.4 20.4 | 1333 | 37.2 8.8 | 2225 | 35.6 10.8 | 67 | 98 1 | 12 77 | 1.0 | 12.7 7.0 | 1513 | 0.00 | 18.16 | - | - | - |
| Fulton-SW (Ranch 21) | 1/24/26 | 70.7 20.9 | 1433 | 37.0 7.5 | 2340 | -15.6 14.7 | 20 | 100 0 | 0 0 | 2.4 | 15.3 8.4 | 1325 | 0.00 | 18.44 | 0.092 0.054 | 288 220 | - |
| Santa Rosa-NW (Goldfields) | 1/24/26 | 74.3 24.0 | 1502 | 36.3 8.6 | 2353 | 33.8 13.2 | 65 | 100 0 | 10 81 | 2.6 | 16.4 9.0 | 1335 | 0.00 | 19.41 | 0.080 0.065 | 254 195 | - |
| Goldfields Remote | 1/24/26 | 70.9 20.4 | 1509 | 34.4 12.1 | 2348 | - | - | - | - | - | - | - | - | - | - | - | 0 |
| NW Santa Rosa (Piner Road) | 1/24/26 | 70.7 20.4 | 1510 | 33.6 11.4 | 2349 | 36.3 11.3 | 71 | 100 0 | 14 86 | 1.9 | 13.2 7.1 | 1422 | 0.00 | 16.67 | - | - | - |
| River Rd South (Denner Ranch) | 1/24/26 | 74.8 24.0 | 1437 | 37.7 7.2 | 2354 | 35.1 12.5 | 67 | 100 0 | 9 91 | 3.3 | 19.1 10.3 | 1306 | - | - | - | - | - |
| West Santa Rosa (LOV Vineyard) | 1/24/26 | 71.7 21.1 | 1516 | 36.4 8.4 | 2357 | 34.3 12.5 | 67 | 100 0 | 9 79 | 2.0 | 13.5 6.4 | 1303 | 0.02 | 14.63 | 0.029 0.027 | 0 0 | 0 |
| Guerneville Rd (Prokopakis) | 1/24/26 | 70.4 19.5 | 1438 | 38.0 7.4 | 2257 | 35.4 11.9 | 68 | 100 0 | 9 80 | - | - | - | 0.01 | 17.51 | - | - | - |
| Guerneville Rd West (Balletto) | 1/24/26 | 70.7 20.1 | 1411 | 33.4 11.9 | 0001 | 36.9 10.5 | 72 | 100 0 | 13 79 | 2.0 | 15.3 8.1 | 1335 | 0.00 | 17.42 | - | - | - |
| Sanchietti Ranch | 1/24/26 | 70.8 18.8 | 1459 | 34.9 11.9 | 2348 | 40.6 7.7 | - | 100 0 | 15 77 | 2.3 | 15.0 7.7 | 1415 | 0.00 | 18.32 | - | - | - |
| Occidental Rd (Sebastopol) | 1/24/26 | 70.4 19.8 | 1508 | 31.8 13.6 | 2353 | 42.5 5.3 | 84 | 100 0 | 25 75 | 2.1 | 14.0 7.2 | 1416 | 0.01 | 6.77 | - | - | - |
| Lower Westside Rd (Ranch 12) | 1/24/26 | 77.3 26.6 | 1407 | 37.6 7.0 | 2355 | 31.8 14.3 | 60 | 100 1 | 7 79 | 1.4 | 14.8 9.7 | 1225 | 0.00 | 22.83 | - | - | 0 |
| Guerneville (Laughlin Rd) | 1/24/26 | 71.2 19.5 | 1333 | 31.7 14.0 | 2357 | 40.4 6.4 | 83 | 98 0 | 11 74 | 1.3 | 10.2 3.7 | 1316 | 0.00 | 30.92 | - | - | - |
| Korbel (Winery) | 1/24/26 | 71.9 20.3 | 1446 | 35.4 10.2 | 0001 | 39.8 6.9 | 80 | 100 0 | 9 76 | 1.3 | 17.9 12.1 | 1347 | 0.00 | 28.43 | - | - | - |
| Forestville (Shone Farms) | 1/24/26 | 71.0 19.7 | 1412 | 36.2 8.1 | 2339 | 33.2 13.2 | 64 | 98 0 | 10 82 | 3.1 | 18.4 11.5 | 1225 | 0.00 | 24.19 | 0.096 0.080 | 287 223 | 0 |
| Forestville-NE (Ranch 30) | 1/24/26 | 73.2 23.1 | 1357 | 36.9 7.4 | 2354 | 38.0 8.5 | 74 | 100 0 | 15 80 | 2.1 | 18.3 10.6 | 1212 | 0.00 | 22.51 | 0.081 0.066 | 295 228 | - |
| Green Valley Vineyard | 1/24/26 | 70.6 19.5 | 1425 | 39.6 5.8 | 0744 | 33.8 13.0 | 64 | 99 0 | 9 82 | 2.6 | 17.3 12.5 | 1317 | 0.01 | 27.26 | 0.037 0.036 | 1 1 | - |
| Green Valley (Sanchietti) | 1/24/26 | 72.9 20.6 | 1449 | 32.3 13.4 | 2359 | - | - | - | - | - | - | - | - | - | - | - | - |
| Keefer Ranch (Green Valley) | 1/24/26 | 70.1 17.8 | 1436 | 32.0 13.3 | 2359 | 38.3 9.2 | 77 | 100 1 | 16 75 | - | - | - | 0.01 | 24.48 | - | - | - |
| Graton-South (Mill Station Rd) | 1/24/26 | 70.9 19.7 | 1536 | 32.9 11.8 | 2355 | 39.2 8.0 | 79 | 100 0 | 10 79 | 0.5 | 8.4 4.5 | 1329 | 0.01 | 21.67 | - | - | 0 |
| Occidental (Horseshoe Bend) | 1/24/26 | 68.2 18.6 | 1433 | 41.0 3.3 | 0524 | 30.9 15.6 | - | 100 0 | 12 88 | - | - | - | 0.01 | 16.09 | - | - | - |
| Sexton Valley (Jacqueline's Blk) | 1/24/26 | 70.3 18.5 | 1443 | 32.3 13.3 | 0001 | 41.1 6.4 | 83 | 100 0 | 15 74 | 1.3 | 10.3 3.4 | 1347 | 0.01 | 7.10 | - | - | - |
| Sebastopol Hills (Burnside Rd) | 1/24/26 | 68.8 20.1 | 1447 | 39.1 6.0 | 0744 | 36.2 10.7 | 64 | 100 0 | 17 83 | 1.6 | 10.1 4.0 | 1437 | 0.01 | 21.47 | - | - | - |
| Seaview/Fort Ross (Hirsch) | 1/24/26 | 64.8 10.8 | 1458 | 49.6 7.5 | 0722 | 20.6 24.4 | 29 | 74 23 | 10 43 | 4.4 | 16.9 9.8 | 1355 | 0.00 | 37.55 | 0.115 0.085 | 311 146 | - |
| Max | 77.3 | - | 49.6 | - | 42.5 | 84 | 100 | 25 | 4.4 | 21.6 | - | 0.02 | 37.55 | 0.115 | 311 | - | |
| Avg | - | - | - | - | 30.4 | 62 | - | - | 2.2 | - | - | - | - | - | - | - | |
| Min | 64.8 | - | 31.7 | - | -15.6 | 20 | 74 | 0 | 0.5 | 8.4 | - | 0.00 | 6.77 | 0.029 | 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 | 1/24/26 | 68.4 20.2 | 1421 | 41.5 3.3 | 0244 | 21.8 21.0 | 92 7 | 9 66 | 2.8 1.7 | 16.1 10.2 | 1401 | WNW | 290 | 0.00 | 5.41 | 0.102 0.080 | 336 221 | - |
| Lower Bennett Valley | 1/24/26 | 69.6 17.9 | 1341 | 32.1 12.1 | 0728 | 30.5 15.9 | 100 0 | 10 77 | 2.9 1.0 | 18.2 11.8 | 1358 | NNE | 16 | 0.01 | 17.52 | 0.087 0.068 | 298 211 | 0 0 |
| Kenwood (Wildwood) | 1/24/26 | 69.3 18.1 | 1428 | 39.0 3.5 | 0732 | 27.4 18.8 | 100 0 | 11 79 | 3.4 1.7 | 22.8 14.0 | 1134 | NNE | 29 | 0.01 | 21.10 | 0.093 0.075 | 264 184 | - |
| Sonoma Valley (Bedrock) | 1/24/26 | 68.0 16.7 | 1528 | 38.6 2.7 | 0747 | 29.5 15.2 | 98 0 | 9 76 | - | - | - | - | 0.00 | 17.00 | - | - | - |
| Sonoma-West (Arnold) | 1/24/26 | 69.6 16.6 | 1422 | 34.3 4.1 | 2351 | 34.9 11.2 | 100 0 | 12 72 | 2.9 1.2 | 17.0 9.6 | 1607 | NNW | 347 | 0.00 | 14.29 | 0.100 0.081 | 329 246 | - |
| Sonoma Valley HS | 1/24/26 | 68.9 16.5 | 1444 | 38.5 0.9 | 2345 | 37.4 9.8 | 100 0 | 16 75 | 2.3 1.4 | 10.2 7.1 | 1650 | N | 9 | 0.00 | 5.12 | 0.081 0.066 | 294 230 | - |
| Sonoma East (Bundschu01) | 1/24/26 | 69.0 16.7 | 1503 | 35.0 2.0 | 2356 | 33.8 11.9 | 97 1 | 11 73 | 3.0 1.4 | 20.2 13.6 | 1347 | N | 8 | 0.00 | 11.65 | 0.094 0.076 | 319 251 | - |
| Schellville (Sasaki) | 1/20/26 | 53.6 10.2 | 1425 | 36.7 3.9 | 0123 | 42.3 2.2 | 97 1 | 75 26 | 1.3 0.0 | 7.1 1.7 | 0937 | NNE | 26 | 0.00 | 0.00 | - | - | 0 0 |
| Sonoma-SE (Napoli) | 1/24/26 | 71.0 18.3 | 1458 | 36.5 1.3 | 2334 | 34.7 11.0 | 96 0 | 13 72 | 2.0 1.5 | 17.2 10.1 | 1552 | N | 349 | 0.00 | 10.96 | - | - | 0 0 |
| Ricci Vineyards (Carneros) | 1/24/26 | 69.2 15.5 | 1404 | 36.6 2.7 | 2357 | 35.9 9.8 | 98 1 | 12 68 | 3.1 0.9 | 14.9 5.5 | 1621 | N | 5 | 0.00 | 13.95 | 0.091 0.071 | 317 238 | - |
| Carneros (Ranch 71) | 1/24/26 | 68.2 16.7 | 1518 | 41.9 1.7 | 0707 | 33.2 13.5 | 100 0 | 11 76 | 3.6 1.3 | 16.4 7.7 | 1408 | NNE | 22 | 0.00 | 11.98 | 0.095 0.078 | 298 231 | 0 0 |
| Carneros Upper (Ranch 81) | 1/24/26 | 67.1 15.8 | 1438 | 41.5 1.7 | 0657 | -4.7 0.5 | - | - | 4.7 2.0 | 24.4 15.1 | 1309 | NNE | 20 | - | - | - | - | - |
| Carneros Lower (Ranch 81) | 1/24/26 | 68.6 16.8 | 1435 | 37.0 3.9 | 2336 | 14.0 12.9 | 100 0 | 0 0 | 2.4 1.2 | 17.1 9.4 | 1302 | N | 0 | 0.00 | 12.79 | 0.077 0.053 | 193 145 | - |
| Rohnert Park-West (Stony Point) | 1/24/26 | 71.1 19.6 | 1452 | 31.1 16.1 | 2315 | 42.5 5.2 | 100 1 | 19 72 | 1.2 0.3 | 8.8 1.6 | 1512 | WSW | 252 | 0.00 | 1.58 | - | - | - |
| Cartograph Wines Base | 1/24/26 | 66.7 15.8 | 1406 | 41.2 5.0 | 0835 | 42.3 5.4 | 100 0 | 24 70 | 2.4 0.2 | 11.5 2.5 | 1504 | SSW | 201 | 0.00 | 17.42 | 0.066 0.049 | 288 215 | - |
| Cartograph Wines Remote | 1/24/26 | 65.3 13.3 | 1313 | 32.7 14.2 | 2350 | - | - | - | - | - | - | - | - | - | - | - | - |
| Rice-Spivak Vineyard | 1/24/26 | 69.6 17.8 | 1407 | 28.3 18.7 | 2357 | - | - | - | - | - | - | - | - | - | - | - | - |
| Penngrove (Asellus) | 1/24/26 | 69.1 16.4 | 1350 | 32.8 13.4 | 2241 | 38.1 8.4 | 98 0 | 10 71 | 2.5 0.3 | 14.6 7.4 | 1615 | NNW | 338 | 0.01 | 15.53 | - | - | 0 0 |
| Roger's Creek (Ranch 50) | 1/24/26 | 71.4 18.0 | 1459 | 38.5 7.6 | 2324 | 36.3 10.4 | 100 0 | 11 69 | 1.3 0.5 | 9.8 4.9 | 1712 | NE | 36 | 0.00 | 14.80 | 0.067 0.048 | 274 202 | 0 0 |
| Petaluma (Ranch 10) | 1/24/26 | 72.6 15.9 | 1608 | 35.0 11.2 | 2359 | 39.8 7.0 | 100 4 | 10 62 | 1.3 0.3 | 9.9 2.0 | 1439 | N | 354 | 0.00 | 11.56 | 0.063 0.039 | 252 156 | 0 0 |
| Max | 72.6 | - | 41.9 | - | 42.5 | 100 | 24 | 4.7 | 24.4 | - | - | 0.01 | 21.10 | 0.102 | 336 | - | |
| Avg | - | - | - | - | 31.0 | - | - | 2.6 | - | - | - | - | - | - | - | - | |
| Min | 65.3 | - | 28.3 | - | -4.7 | 92 | 0 | 1.2 | 8.8 | - | - | 0.00 | 1.58 | 0.063 | 193 | - |