| 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) | 1/16/26 | 78.9 2.5 | 1525 | 57.3 6.4 | 2339 | 30.8 3.7 | 30 | 61 11 | 12 7 | 2.3 | 10.1 2.7 | 0757 | NNW | 348 | 0.00 | 28.82 | - | - | 0 0 |
| Rockpile Upper (Cooley) | 1/16/26 | 74.1 0.6 | 1601 | 58.2 0.9 | 2257 | 24.4 3.3 | 23 | 55 10 | 11 4 | 4.6 | 15.1 2.4 | 2212 | NNW | 327 | 0.00 | 29.56 | 0.121 0.001 | 311 9 | 0 0 |
| Cloverdale-East (Ranch 83) | 1/16/26 | 75.7 1.0 | 1549 | 38.8 6.5 | 2213 | 39.6 16.0 | - | - | - | 5.0 | 20.4 3.4 | 0959 | N | 354 | 0.00 | 25.01 | 0.085 0.021 | 258 7 | 0 0 |
| Cloverdale-SE (Ranch 38) | 1/16/26 | 78.0 0.6 | 1524 | 47.7 6.0 | 2245 | 40.2 4.1 | 52 | 77 16 | 25 5 | 8.0 | 26.2 3.2 | 0827 | NNW | 346 | 0.00 | 26.49 | 0.109 0.036 | 262 9 | 0 0 |
| Geyserville-North (Hoffman) | 1/16/26 | 72.2 0.0 | 1348 | 31.2 0.7 | 0536 | 40.4 1.3 | 79 | 97 0 | 36 9 | 1.6 | 7.3 0.0 | 1555 | SE | 134 | 0.00 | 25.50 | 0.064 0.006 | 252 10 | 0 0 |
| Geyserville (Ranch 3) | 1/16/26 | 71.4 0.4 | 1424 | 31.6 0.9 | 0654 | 40.5 1.6 | 82 | 100 0 | 32 11 | 1.7 | 7.3 0.5 | 1501 | ESE | 110 | 0.00 | 25.44 | 0.061 0.006 | 253 9 | 0 0 |
| Geyserville-East (Ranch 40) | 1/16/26 | 71.7 3.7 | 1325 | 44.2 2.9 | 0641 | 43.3 2.8 | 63 | 80 14 | 43 6 | 3.1 | 13.0 2.4 | 1620 | S | 177 | 0.00 | 25.86 | 0.077 0.009 | 279 8 | 0 0 |
| Geyserville-South (Nervo Station) | 1/16/26 | 69.9 0.3 | 1512 | 37.6 2.4 | 0717 | - | - | - | - | 1.5 | 6.8 1.7 | 1141 | E | 79 | 0.01 | 19.37 | - | - | 0 0 |
| Jimtown-North (Piccolo Ranch 15) | 1/16/26 | 76.9 3.0 | 1459 | 31.0 0.8 | 0626 | 39.3 0.9 | 81 | 100 0 | 31 2 | 0.8 | 6.8 1.8 | 0630 | NNE | 26 | 0.01 | 23.63 | 0.050 0.003 | 233 11 | 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) | 1/16/26 | 73.3 0.1 | 1430 | 30.3 1.0 | 0806 | 39.2 0.6 | 82 | 100 0 | 35 2 | 1.3 | 7.5 3.5 | 1541 | S | 186 | 0.00 | 22.79 | 0.059 0.005 | 236 8 | 0 0 |
| N Chalk Hill Rd (Ranch 63) | 1/16/26 | 71.6 1.5 | 1452 | 29.9 1.9 | 0739 | 39.1 1.0 | 82 | 100 0 | 36 5 | 0.8 | 7.5 0.9 | 1523 | S | 186 | 0.00 | 24.15 | 0.056 0.004 | 233 5 | - |
| Knights Valley (Bavarian Lion) | 1/16/26 | 76.2 2.5 | 1527 | 33.6 0.8 | 2352 | 39.0 1.6 | 75 | 98 1 | 28 10 | 2.3 | 9.9 0.3 | 0739 | E | 83 | 0.00 | 22.63 | 0.065 0.005 | 258 7 | - |
| Upper Dry Creek Valley | 1/16/26 | 70.9 0.4 | 1435 | 34.1 0.9 | 0744 | 41.4 0.4 | 81 | 98 0 | 39 4 | 1.5 | 7.3 0.3 | 1455 | ESE | 104 | 0.00 | 27.46 | 0.070 0.006 | 279 10 | - |
| Lower Dry Creek Valley | 1/16/26 | 70.2 1.8 | 1438 | 31.6 1.3 | 0650 | 40.3 1.3 | 82 | 100 0 | 38 1 | 1.3 | 9.7 0.3 | 1546 | SE | 140 | 0.00 | 27.06 | 0.060 0.005 | 253 10 | 0 0 |
| Max | 78.9 | - | 58.2 | - | 43.3 | 82 | 100 | 43 | 8.0 | 26.2 | - | - | 0.01 | 29.56 | 0.121 | 311 | - | |
| Avg | - | - | - | - | 38.3 | 68 | - | - | 2.6 | - | - | - | - | - | - | - | - | |
| Min | 69.9 | - | 29.9 | - | 24.4 | 23 | 55 | 11 | 0.8 | 6.8 | - | - | 0.00 | 19.37 | 0.050 | 233 | - |
| 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) | 1/16/26 | 70.3 1.0 | 1425 | 32.0 1.5 | 0710 | - | - | 100 0 | 34 13 | 0.7 | 7.1 0.0 | 1555 | 0.00 | 19.43 | - | - | 0 |
| Windsor-NW (Ranch 8) | 1/16/26 | 70.9 0.1 | 1539 | 37.0 1.9 | 0725 | 42.8 0.7 | 77 | 90 2 | 39 10 | 1.1 | 6.2 0.7 | 1513 | 0.00 | 23.45 | 0.061 0.005 | 255 7 | - |
| Windsor-East (Ranch 16) | 1/16/26 | 70.4 2.7 | 1510 | 30.8 1.1 | 0655 | 40.4 1.4 | 82 | 100 0 | 38 11 | 0.9 | 6.8 1.7 | 1554 | 0.00 | 17.32 | 0.063 0.007 | 262 9 | 0 |
| Mark West-North (Ranch 14) | 1/16/26 | 70.7 3.7 | 1502 | 32.4 0.7 | 0640 | 40.1 1.6 | 80 | 99 0 | 36 13 | 0.6 | 7.1 0.4 | 1545 | 0.00 | 18.96 | 0.010 0.003 | 0 0 | 0 |
| Windsor-SE (Silk Rd) | 1/16/26 | 70.2 3.8 | 1447 | 29.9 2.3 | 0757 | 39.0 1.9 | 83 | 100 0 | 39 20 | 0.8 | 6.1 1.2 | 1430 | 0.01 | 15.30 | 0.063 0.008 | 273 15 | 0 |
| Fulton-NW (Ranch 5) | 1/16/26 | 68.1 3.2 | 1537 | 30.6 1.2 | 0704 | 13.5 3.8 | 48 | 100 0 | 3 0 | 1.0 | 7.0 0.7 | 1547 | 0.00 | 18.91 | 0.060 0.006 | 255 9 | 0 |
| Windsor-South (Laughlin Rd) | 1/16/26 | 69.4 0.5 | 1452 | 32.0 1.2 | 0735 | 11.8 1.9 | 53 | 100 0 | 0 0 | - | - | - | 0.00 | 18.81 | - | - | - |
| Fulton-SE (Barnes Rd) | 1/16/26 | 69.1 2.7 | 1512 | 31.6 1.2 | 0716 | 40.7 1.4 | 82 | 98 0 | 38 21 | 0.6 | 8.8 1.1 | 1557 | 0.00 | 18.16 | - | - | - |
| Fulton-SW (Ranch 21) | 1/16/26 | 67.3 3.1 | 1443 | 30.6 2.3 | 0706 | -5.6 5.1 | 40 | 100 0 | 0 0 | 1.6 | 7.6 0.7 | 1547 | 0.00 | 18.43 | 0.070 0.008 | 292 10 | - |
| Santa Rosa-NW (Goldfields) | 1/16/26 | 69.8 2.0 | 1443 | 31.2 2.2 | 0635 | 40.8 3.2 | 82 | 100 0 | 41 16 | 1.5 | 8.1 1.5 | 1526 | 0.00 | 19.41 | 0.060 0.014 | 245 26 | - |
| Goldfields Remote | 1/16/26 | 68.0 2.8 | 1425 | 31.2 2.2 | 0701 | - | - | - | - | - | - | - | - | - | - | - | 0 |
| NW Santa Rosa (Piner Road) | 1/16/26 | 68.3 2.8 | 1502 | 30.8 2.5 | 0751 | 41.4 1.5 | 88 | 100 0 | 51 16 | 1.0 | 7.0 0.3 | 1123 | 0.01 | 16.66 | - | - | - |
| River Rd South (Denner Ranch) | 1/16/26 | 69.8 3.2 | 1425 | 31.2 1.8 | 0743 | 42.0 1.3 | 86 | 100 0 | 44 16 | 1.8 | 9.6 1.7 | 1640 | - | - | - | - | - |
| West Santa Rosa (LOV Vineyard) | 1/16/26 | 69.9 3.6 | 1444 | 31.6 2.7 | 0715 | 41.1 1.6 | 83 | 100 0 | 43 16 | 0.6 | 6.5 0.4 | 1148 | 0.04 | 14.44 | 0.007 0.001 | 0 0 | 0 |
| Guerneville Rd (Prokopakis) | 1/16/26 | 67.4 2.5 | 1517 | 33.7 1.1 | 0717 | 42.1 1.4 | 85 | 100 0 | 47 15 | - | - | - | 0.01 | 17.49 | - | - | - |
| Guerneville Rd West (Balletto) | 1/16/26 | 68.6 3.7 | 1453 | 31.5 3.4 | 0642 | 41.3 1.1 | 87 | 100 0 | 52 14 | 1.2 | 8.6 2.1 | 1538 | 0.00 | 17.41 | - | - | - |
| Sanchietti Ranch | 1/16/26 | 68.2 3.0 | 1513 | 32.9 3.3 | 0736 | 43.2 1.3 | - | 100 0 | 52 19 | 1.5 | 8.6 0.5 | 1520 | 0.01 | 18.32 | - | - | - |
| Occidental Rd (Sebastopol) | 1/16/26 | 68.0 2.5 | 1427 | 31.0 3.2 | 0740 | 46.0 0.4 | 100 | 100 0 | 83 17 | 1.0 | 6.8 0.9 | 1508 | 0.01 | 6.73 | - | - | - |
| Lower Westside Rd (Ranch 12) | 1/16/26 | 73.6 2.3 | 1411 | 34.9 0.9 | 0754 | 41.3 1.3 | 77 | 100 0 | 32 8 | 0.5 | 5.5 0.5 | 1606 | 0.00 | 22.83 | - | - | 0 |
| Guerneville (Laughlin Rd) | 1/16/26 | 66.6 1.4 | 1353 | 36.7 2.6 | 0759 | 44.4 1.4 | 90 | 99 0 | 53 10 | 0.5 | 3.7 0.5 | 1430 | 0.01 | 30.88 | - | - | - |
| Korbel (Winery) | 1/16/26 | 68.8 2.4 | 1456 | 38.8 2.0 | 0823 | 45.5 1.3 | 90 | 100 0 | 49 7 | 0.7 | 4.2 2.6 | 1241 | 0.01 | 28.41 | - | - | - |
| Forestville (Shone Farms) | 1/16/26 | 69.3 3.5 | 1455 | 34.6 1.0 | 0730 | 43.3 0.9 | 83 | 98 0 | 47 10 | 1.2 | 6.8 1.0 | 1508 | 0.01 | 24.16 | 0.062 0.006 | 260 13 | 0 |
| Forestville-NE (Ranch 30) | 1/16/26 | 69.9 3.4 | 1454 | 37.4 0.2 | 0747 | 45.1 0.3 | 89 | 100 0 | 51 8 | 1.1 | 7.2 0.1 | 1539 | 0.01 | 22.47 | 0.063 0.009 | 259 11 | - |
| Green Valley Vineyard | 1/16/26 | 70.4 4.4 | 1548 | 37.5 2.0 | 0715 | 44.8 0.3 | 84 | 99 0 | 42 15 | 1.6 | 5.5 1.3 | 1556 | 0.01 | 27.21 | 0.010 0.001 | 4 8 | - |
| Green Valley (Sanchietti) | 1/16/26 | 71.7 2.5 | 1542 | 33.6 1.8 | 0725 | - | - | - | - | - | - | - | - | - | - | - | - |
| Keefer Ranch (Green Valley) | 1/16/26 | 70.6 3.2 | 1526 | 32.2 1.6 | 0643 | 41.3 0.6 | 88 | 100 0 | 49 13 | - | - | - | 0.00 | 24.46 | - | - | - |
| Graton-South (Mill Station Rd) | 1/16/26 | 71.9 5.0 | 1454 | 32.2 2.4 | 0736 | 41.3 1.0 | 85 | 100 0 | 41 16 | 0.1 | 5.1 1.2 | 1537 | 0.01 | 21.65 | - | - | 0 |
| Occidental (Horseshoe Bend) | 1/16/26 | 69.1 1.8 | 1318 | 52.2 5.3 | 0747 | 43.0 3.4 | - | 77 12 | 36 13 | - | - | - | 0.02 | 15.69 | - | - | - |
| Sexton Valley (Jacqueline's Blk) | 1/16/26 | 70.1 4.4 | 1442 | 32.3 2.5 | 0737 | 41.9 0.5 | 87 | 100 0 | 48 12 | 0.8 | 5.9 0.8 | 1431 | 0.00 | 7.08 | - | - | - |
| Sebastopol Hills (Burnside Rd) | 1/16/26 | 69.5 4.6 | 1421 | 44.7 3.1 | 0610 | 47.2 0.8 | 78 | 97 3 | 50 13 | 1.0 | 7.8 1.8 | 1531 | 0.00 | 21.46 | - | - | - |
| Seaview/Fort Ross (Hirsch) | 1/16/26 | 73.7 1.9 | 1041 | 57.4 1.4 | 1737 | 31.8 1.2 | 32 | 61 21 | 13 4 | 2.5 | 10.2 5.3 | 0751 | 0.00 | 37.55 | 0.089 0.029 | 283 8 | - |
| Max | 73.7 | - | 57.4 | - | 47.2 | 100 | 100 | 83 | 2.5 | 10.2 | - | 0.04 | 37.55 | 0.089 | 292 | - | |
| Avg | - | - | - | - | 38.3 | 79 | - | - | 1.0 | - | - | - | - | - | - | - | |
| Min | 66.6 | - | 29.9 | - | -5.6 | 32 | 61 | 0 | 0.1 | 3.7 | - | 0.00 | 6.73 | 0.007 | 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 | 1/16/26 | 68.9 5.5 | 0902 | 50.6 8.0 | 2024 | 36.5 3.0 | 73 21 | 12 7 | 2.2 0.2 | 11.2 0.8 | 0152 | SSE | 156 | 0.00 | 5.41 | 0.081 0.001 | 310 6 | - |
| Lower Bennett Valley | 1/16/26 | 69.0 1.6 | 1422 | 30.8 0.4 | 0726 | 39.7 0.9 | 100 0 | 43 13 | 1.4 0.1 | 7.4 1.8 | 1157 | NNW | 334 | 0.00 | 17.51 | 0.064 0.003 | 268 7 | 0 0 |
| Kenwood (Wildwood) | 1/16/26 | 68.9 3.1 | 1234 | 36.4 3.6 | 0443 | 42.2 1.1 | 100 0 | 41 16 | 2.6 0.3 | 9.4 1.6 | 0158 | NNE | 18 | 0.00 | 21.09 | 0.061 0.005 | 236 8 | - |
| Sonoma Valley (Bedrock) | 1/16/26 | 67.0 2.6 | 1349 | 33.2 0.3 | 0746 | 40.2 1.5 | 99 0 | 38 18 | - | - | - | - | 0.00 | 17.00 | - | - | - |
| Sonoma-West (Arnold) | 1/16/26 | 68.5 1.4 | 1418 | 33.3 1.3 | 0627 | 40.4 2.4 | 100 0 | 39 14 | 1.7 0.2 | 8.7 0.9 | 1449 | SSW | 209 | 0.00 | 14.29 | 0.079 0.010 | 313 15 | - |
| Sonoma Valley HS | 1/16/26 | 67.4 2.0 | 1519 | 33.6 1.0 | 0705 | 42.4 1.6 | 100 0 | 48 15 | 0.8 0.1 | 6.3 1.0 | 1326 | SE | 124 | 0.00 | 5.07 | 0.062 0.006 | 273 12 | - |
| Sonoma East (Bundschu01) | 1/16/26 | 66.8 0.8 | 1445 | 32.8 0.4 | 0632 | 40.4 1.7 | 99 0 | 43 10 | 1.5 0.2 | 7.9 1.3 | 1320 | SSW | 204 | 0.00 | 11.65 | 0.069 0.009 | 289 15 | - |
| Schellville (Sasaki) | 1/16/26 | 68.1 2.2 | 1503 | 31.8 0.8 | 0639 | 39.8 1.8 | 97 1 | 40 18 | 1.0 0.4 | 8.8 2.0 | 1311 | NE | 44 | 0.00 | 0.00 | - | - | 0 0 |
| Sonoma-SE (Napoli) | 1/16/26 | 68.9 1.8 | 1251 | 33.6 0.9 | 0604 | 40.6 1.8 | 97 1 | 41 14 | 0.9 0.4 | 7.8 0.7 | 1315 | SSW | 213 | 0.00 | 10.95 | - | - | 0 0 |
| Ricci Vineyards (Carneros) | 1/16/26 | 66.9 2.2 | 1230 | 32.0 0.5 | 0721 | 40.4 1.2 | 98 0 | 40 19 | 2.0 0.8 | 9.5 2.7 | 1244 | SSW | 206 | 0.01 | 13.95 | 0.073 0.006 | 303 19 | - |
| Carneros (Ranch 71) | 1/16/26 | 66.2 1.3 | 1247 | 46.1 1.1 | 2340 | 45.2 2.3 | 90 3 | 44 14 | 1.4 0.4 | 9.2 2.3 | 1337 | W | 261 | 0.00 | 11.98 | 0.067 0.009 | 283 16 | 0 0 |
| Carneros Upper (Ranch 81) | 1/16/26 | 66.3 0.1 | 1407 | 48.2 3.8 | 0638 | 44.1 2.8 | - | - | 2.6 0.4 | 9.9 2.0 | 1409 | SSW | 210 | - | - | - | - | - |
| Carneros Lower (Ranch 81) | 1/16/26 | 70.6 5.7 | 1339 | 35.9 0.2 | 0609 | 27.9 13.8 | 100 0 | 0 0 | 1.3 0.1 | 10.1 2.0 | 1209 | SSE | 168 | 0.00 | 12.79 | 0.047 0.004 | 177 8 | - |
| Rohnert Park-West (Stony Point) | 1/16/26 | 68.5 4.3 | 1444 | 30.8 3.8 | 0708 | 39.9 1.5 | 99 0 | 48 19 | 0.6 0.6 | 6.4 3.9 | 1451 | SSE | 168 | 0.01 | 1.58 | - | - | - |
| Cartograph Wines Base | 1/16/26 | 67.2 4.5 | 1447 | 41.7 4.7 | 0658 | 47.0 0.0 | 100 0 | 54 16 | 1.4 0.4 | 8.2 2.7 | 1521 | SE | 141 | 0.00 | 17.42 | 0.060 0.013 | 266 33 | - |
| Cartograph Wines Remote | 1/16/26 | 64.8 2.9 | 1301 | 33.5 1.6 | 0722 | - | - | - | - | - | - | - | - | - | - | - | - |
| Rice-Spivak Vineyard | 1/16/26 | 69.7 5.0 | 1531 | 29.7 2.3 | 0752 | - | - | - | - | - | - | - | - | - | - | - | - |
| Penngrove (Asellus) | 1/16/26 | 66.0 3.2 | 1428 | 30.9 1.3 | 0734 | 39.8 2.0 | 99 0 | 44 20 | 2.0 1.5 | 9.2 5.0 | 1537 | SE | 140 | 0.00 | 15.11 | - | - | 0 0 |
| Roger's Creek (Ranch 50) | 1/16/26 | 64.2 0.8 | 1354 | 49.1 2.9 | 0733 | 42.7 3.7 | 76 17 | 43 5 | 2.3 2.5 | 8.8 4.1 | 1426 | SSW | 204 | 0.00 | 14.80 | 0.064 0.004 | 266 2 | 0 0 |
| Petaluma (Ranch 10) | 1/16/26 | 68.1 3.1 | 1314 | 31.3 4.5 | 0730 | 38.9 5.3 | 100 0 | 43 17 | 0.7 0.9 | 7.3 2.1 | 1334 | S | 185 | 0.00 | 11.56 | 0.054 0.009 | 221 21 | 0 0 |
| Max | 70.6 | - | 50.6 | - | 47.0 | 100 | 54 | 2.6 | 11.2 | - | - | 0.01 | 21.09 | 0.081 | 313 | - | |
| Avg | - | - | - | - | 40.4 | - | - | 1.5 | - | - | - | - | - | - | - | - | |
| Min | 64.2 | - | 29.7 | - | 27.9 | 73 | 0 | 0.6 | 6.3 | - | - | 0.00 | 0.00 | 0.047 | 177 | - |