| Station | Date | Time | Temp (°F) | RH (%) | Dew Pt (°F) | Wind Spd (mph) | Wind Dir (°) | Wind Gust (mph) | Latest Rain (In) | Daily Rain (In) | Daily Min Temp (°F) | Daily Max Temp (°F) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rockpile Upper (Cooley) | 8/21/26 | 0930 | 59.5 9.8 | 68 15 | 49.1 2.8 | 2.1 0.1 | NNW | 335 | 6.6 3.1 | 0.00 | 0.00 | 56.7 1.9 | 62.7 7.4 |
| Rockpile Lower (Cooley) | 8/21/26 | 0915 | 60.6 2.1 | 72 18 | 51.5 4.2 | 0.7 1.2 | SSW | 196 | 3.3 1.1 | 0.00 | 0.00 | 54.3 3.0 | 60.9 1.1 |
| Cloverdale-East (Ranch 83) | 8/21/26 | 0930 | 62.4 4.4 | - | - | 1.2 0.6 | SW | 235 | 3.3 0.8 | 0.00 | 0.00 | 52.4 1.1 | 63.0 4.1 |
| Cloverdale-SE (Ranch 38) | 8/21/26 | 0930 | 61.2 6.2 | 80 17 | 55.1 0.7 | 1.8 1.3 | SSW | 197 | 4.5 1.6 | 0.00 | 0.00 | 54.1 1.4 | 62.4 6.9 |
| Geyserville-North (Hoffman) | 8/21/26 | 0930 | 67.3 9.4 | 70 18 | 57.3 2.7 | 1.5 0.0 | SSE | 157 | 3.7 0.4 | 0.00 | 0.00 | 51.6 3.6 | 67.6 9.4 |
| Geyserville (Ranch 3) | 8/21/26 | 0930 | 65.5 7.7 | 68 17 | 54.5 1.3 | 2.0 0.6 | ESE | 110 | 5.1 1.8 | 0.00 | 0.00 | 53.0 2.0 | 66.3 8.3 |
| Geyserville-East (Ranch 40) | 8/21/26 | 0930 | 61.1 6.4 | 82 16 | 55.7 1.4 | 4.3 2.3 | SSW | 204 | 7.0 0.8 | 0.00 | 0.00 | 53.8 1.7 | 61.9 6.7 |
| Geyserville-South (Nervo Station) | 8/21/26 | 0930 | 64.1 7.1 | - | - | 2.6 1.5 | E | 90 | 6.1 2.3 | 0.00 | 0.00 | 53.9 0.4 | 64.7 7.2 |
| Peterson (Ranch 09) | 8/21/26 | 0930 | 61.7 5.0 | 74 9 | 53.6 1.8 | 1.0 0.5 | SE | 136 | 4.1 0.4 | 0.00 | 0.00 | 51.4 2.2 | 62.1 5.1 |
| Crazy Creek Ranch | 8/21/26 | 0930 | 63.3 5.8 | 78 11 | 56.2 2.0 | 1.6 0.3 | SE | 141 | 3.6 0.7 | 0.00 | 0.00 | 51.8 2.7 | 63.3 5.6 |
| Whitton Ranch (201e) | 8/21/26 | 0930 | 64.7 6.1 | 71 11 | 55.0 1.8 | 1.2 0.0 | ESE | 114 | 3.9 0.4 | 0.00 | 0.00 | 47.5 6.7 | 65.4 6.5 |
| Lytton East (Shop Hill Bottom) | 8/21/26 | 0930 | 62.2 6.4 | 75 15 | 54.1 1.2 | 3.1 1.3 | SSE | 149 | 6.2 2.5 | 0.00 | 0.00 | 53.9 0.5 | 62.8 6.6 |
| Lytton East (Hill 5) | 8/21/26 | 0930 | 62.0 6.7 | 76 20 | 54.4 0.1 | 3.4 0.8 | SSW | 192 | 6.5 1.4 | 0.00 | 0.00 | 54.9 1.8 | 62.6 6.9 |
| Lytton West Lower (Lew 6) | 8/21/26 | 0930 | 62.7 6.8 | 74 15 | 54.4 1.5 | 2.7 1.0 | S | 178 | 5.1 1.1 | 0.00 | 0.00 | 52.1 1.3 | 63.2 7.1 |
| Lytton West Hill (23PS) | 8/21/26 | 0930 | 62.0 6.1 | 77 14 | 54.9 1.5 | 3.8 2.5 | SSW | 192 | 6.8 3.2 | 0.00 | 0.00 | 55.7 2.1 | 62.6 6.3 |
| Big River | 8/21/26 | 0930 | 61.6 5.1 | 83 8 | 56.5 2.5 | 1.9 1.0 | WNW | 301 | 4.4 1.8 | 0.00 | 0.00 | 53.9 0.1 | 62.0 5.1 |
| Jimtown-North (Piccolo Ranch 15) | 8/21/26 | 0930 | 63.0 6.1 | 71 20 | 53.5 0.9 | 1.3 0.7 | SSW | 212 | 3.7 0.4 | 0.00 | 0.00 | 50.3 3.9 | 63.6 6.2 |
| HWY 128/Chalk Hill Rd (Landslide) | 8/21/26 | 0900 | 60.7 2.7 | 81 1 | 54.8 2.2 | 0.9 0.6 | S | 188 | 3.1 1.3 | 0.00 | 0.00 | 52.1 2.1 | 61.2 2.6 |
| N Chalk Hill Rd (Ranch 63) | 8/21/26 | 0930 | 62.9 5.2 | 73 9 | 54.3 1.8 | 1.4 0.2 | S | 189 | 5.0 1.3 | 0.00 | 0.00 | 49.8 2.7 | 63.6 5.5 |
| Newman Knights Valley | 8/18/26 | 0015 | 56.2 1.8 | 85 4 | 51.7 0.4 | 0.8 3.5 | NE | 55 | 2.3 5.8 | 0.00 | 0.00 | 55.0 1.2 | 88.3 0.6 |
| Knights Valley (Bavarian Lion) | 8/21/26 | 0930 | 59.8 0.1 | 81 5 | 53.9 1.9 | 1.3 0.7 | ENE | 71 | 3.6 1.6 | 0.00 | 0.00 | 49.3 0.5 | 61.7 1.3 |
| Red Tail | 8/21/26 | 0930 | 60.0 0.1 | 84 5 | 55.1 1.6 | 1.2 2.5 | SSW | 205 | 3.2 4.1 | 0.00 | 0.00 | 50.1 3.4 | 61.2 0.3 |
| Franz Valley (Stornetta) | 8/21/26 | 0930 | 60.3 1.6 | 79 9 | 53.8 1.6 | 1.5 0.1 | NW | 315 | 3.9 1.7 | 0.00 | 0.00 | 51.2 0.3 | 61.6 0.9 |
| Upper Dry Creek Valley | 8/21/26 | 0815 | 58.8 3.1 | 86 1 | 54.7 2.7 | 1.1 0.2 | SSW | 210 | 3.7 0.9 | 0.00 | 0.00 | 51.5 2.8 | 59.5 3.6 |
| Lower Dry Creek Valley | 8/21/26 | 0930 | 62.5 4.2 | 74 6 | 54.3 2.1 | 0.2 0.2 | SSE | 152 | 4.3 0.3 | 0.00 | 0.00 | 52.2 1.7 | 63.5 3.8 |
| Max | 67.3 | 86 | 57.3 | 4.3 | - | 7.0 | 0.00 | 0.00 | 56.7 | 67.6 | ||
| Avg | 62.1 | 76 | 54.4 | 1.8 | - | 4.6 | 0.00 | - | - | - | ||
| Min | 58.8 | 68 | 49.1 | 0.2 | - | 3.1 | 0.00 | 0.00 | 47.5 | 59.5 |
| Station | Date | Time | Temp (°F) | RH (%) | Dew Pt (°F) | Wind Spd (mph) | Wind Dir (°) | Wind Gust (mph) | Latest Rain (In) | Daily Rain (In) | Daily Max Temp (°F) | Daily Min Temp (°F) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Windsor-NW (Ranch 8) | 8/21/26 | 0930 | 59.2 1.9 | 82 1 | 53.9 1.6 | 0.0 0.0 | NW | 326 | 0.0 0.0 | 0.00 | 0.00 | 60.7 3.4 | 55.7 1.9 |
| Windsor-East (Ranch 16) | 8/21/26 | 0930 | 59.5 1.2 | 84 2 | 54.7 1.9 | 1.7 0.0 | SSE | 152 | 4.3 0.3 | 0.00 | 0.00 | 60.2 0.2 | 56.3 2.5 |
| Mark West-North (Ranch 14) | 8/18/26 | 1400 | -44.8 | - | - | 0.0 | N | 0 | 0.0 | 0.00 | 0.00 | 89.9 | -48.1 |
| Windsor-SE (Silk Rd) | 8/21/26 | 0930 | 60.2 3.3 | 84 4 | 55.3 1.8 | 1.8 0.5 | SSW | 200 | 5.3 1.0 | 0.00 | 0.00 | 60.6 3.5 | 53.7 0.2 |
| Fulton-NW (Ranch 5) | 8/21/26 | 0930 | 59.2 1.6 | 86 0 | 55.0 1.6 | 2.6 0.8 | SE | 137 | 4.8 0.9 | 0.00 | 0.00 | 59.4 1.1 | 55.8 2.2 |
| Bisordi (Fulton) | 8/21/26 | 0930 | 60.2 1.6 | 86 1 | 56.1 1.9 | 1.8 0.3 | SSE | 161 | 4.2 2.0 | 0.00 | 0.00 | 60.2 1.6 | 56.3 2.4 |
| Windsor-South (Laughlin Rd) | 8/21/26 | 0930 | 59.9 2.8 | 82 3 | 54.6 1.7 | - | - | - | 0.00 | 0.00 | 60.4 2.7 | 55.6 2.1 |
| Fulton-SE (Barnes Rd) | 8/21/26 | 0930 | 60.3 2.3 | 83 1 | 55.0 2.1 | 0.8 0.8 | SE | 143 | 3.1 3.1 | 0.00 | 0.00 | 60.5 1.9 | 56.7 2.5 |
| Fulton-SW (Ranch 21) | 8/21/26 | 0930 | 58.6 1.8 | 85 6 | 54.2 0.0 | 0.6 1.4 | S | 185 | 3.0 2.7 | 0.00 | 0.00 | 59.1 1.7 | 55.2 2.2 |
| NW Santa Rosa (Piner Road) | 8/21/26 | 0930 | 58.2 2.3 | 100 0 | 58.2 2.3 | 0.8 1.2 | W | 265 | 2.2 3.2 | 0.00 | 0.00 | 58.5 2.1 | 55.5 1.9 |
| River Rd South (Denner Ranch) | 8/21/26 | 0930 | 57.9 0.8 | 0 0 | -59.9 0.5 | 2.4 0.2 | S | 183 | 4.4 0.7 | - | - | 58.1 0.7 | 53.6 0.7 |
| West Santa Rosa (LOV Vineyard) | 8/21/26 | 0915 | 58.9 2.0 | 87 1 | 55.0 1.5 | 0.4 0.6 | E | 96 | 2.4 0.9 | 0.00 | 0.00 | 59.2 1.9 | 55.3 1.7 |
| Guerneville Rd (Prokopakis) | 8/21/26 | 0930 | 60.0 1.0 | 84 2 | 55.2 1.6 | - | - | - | 0.00 | 0.00 | 60.4 1.0 | 53.3 0.5 |
| SunnyView Vineyard (SCWC) | 8/21/26 | 0930 | 58.9 1.7 | 84 0 | 54.2 1.6 | 1.1 1.4 | SSW | 197 | 3.2 2.0 | 0.00 | 0.00 | 59.1 1.6 | 55.3 2.1 |
| Guerneville Rd West (Balletto) | 8/21/26 | 0930 | 58.2 1.8 | 93 1 | 56.1 1.4 | 1.9 0.7 | N | 5 | 3.6 0.1 | 0.00 | 0.00 | 58.3 1.7 | 55.1 1.4 |
| Sanchietti Ranch | 8/21/26 | 0930 | 59.8 0.8 | 89 2 | 56.4 1.5 | 1.2 0.6 | SSE | 148 | 3.6 0.9 | 0.00 | 0.00 | 59.8 0.4 | 56.0 1.5 |
| Occidental Rd (Sebastopol) | 8/21/26 | 0930 | 57.7 0.8 | 100 0 | 57.8 0.8 | 1.2 0.1 | ESE | 112 | 3.7 0.0 | 0.00 | 0.00 | 58.1 0.9 | 52.4 1.1 |
| Harper's Rest (Windsor-West) | 8/21/26 | 0930 | 59.5 1.1 | 82 4 | 54.0 2.5 | 1.1 0.2 | SSE | 156 | 2.7 1.4 | 0.00 | 0.00 | 59.6 1.0 | 53.4 0.8 |
| Lower Westside Rd (Ranch 12) | 8/21/26 | 0930 | 59.2 1.8 | 86 1 | 55.0 2.0 | 1.2 0.8 | WSW | 247 | 2.9 1.7 | 0.00 | 0.00 | 59.5 1.6 | 53.2 0.2 |
| Guerneville (Laughlin Rd) | 8/21/26 | 0930 | 65.8 7.9 | 67 14 | 54.3 2.4 | 1.3 1.0 | ENE | 58 | 4.0 1.0 | 0.00 | 0.00 | 65.8 7.9 | 51.8 2.0 |
| Korbel (Winery) | 8/21/26 | 0930 | 64.5 7.4 | 71 14 | 54.8 2.2 | 1.9 0.4 | E | 83 | 5.6 1.0 | 0.00 | 0.00 | 64.5 7.4 | 54.1 0.3 |
| Forestville (Shone Farms) | 8/21/26 | 0930 | 58.8 1.3 | 88 11 | 55.2 2.3 | 1.0 0.1 | ENE | 75 | 3.3 1.2 | 0.00 | 0.00 | 60.2 1.4 | 53.1 1.2 |
| Forestville-NE (Ranch 30) | 8/21/26 | 0930 | 58.8 0.2 | 90 5 | 55.7 1.9 | 1.6 0.4 | S | 181 | 3.9 0.3 | 0.00 | 0.00 | 60.1 1.0 | 51.0 1.4 |
| Foggy Bend (Ranch 41) | 8/21/26 | 0930 | 59.7 2.2 | 87 0 | 56.0 2.2 | 1.1 0.5 | S | 175 | 2.6 1.3 | 0.00 | 0.00 | 60.0 2.1 | 52.9 0.7 |
| Last Stop | 8/21/26 | 0930 | 60.2 2.7 | 83 2 | 55.0 2.1 | 1.1 0.1 | ENE | 61 | 3.0 0.4 | 0.00 | 0.00 | 60.5 2.6 | 50.8 3.0 |
| Green Valley Vineyard | 8/21/26 | 0930 | 58.5 0.9 | 88 5 | 54.9 2.5 | 0.8 0.3 | WNW | 303 | 2.8 0.4 | 0.00 | 0.00 | 59.3 1.2 | 51.8 0.7 |
| Park Royal | 8/21/26 | 0930 | 58.6 0.7 | 86 4 | 54.7 1.9 | - | - | - | 0.00 | 0.00 | 59.1 0.1 | 55.4 2.0 |
| Merino | 8/21/26 | 0930 | 59.6 0.9 | 89 2 | 56.4 1.4 | 1.3 0.3 | SE | 134 | 4.6 0.6 | 0.00 | 0.00 | 59.7 0.1 | 55.8 2.0 |
| Green Valley (Sanchietti) | 8/21/26 | 0930 | 59.7 0.4 | - | - | - | - | - | - | - | 60.6 0.0 | 48.4 4.3 |
| Keefer Ranch (Green Valley) | 8/21/26 | 0930 | 59.9 1.5 | 86 1 | 55.8 1.9 | - | - | - | 0.00 | 0.00 | 59.9 1.5 | 50.1 3.0 |
| Graton-West (Dutton Ranch) | 8/21/26 | 0930 | 60.4 0.7 | 100 0 | 60.4 0.7 | 1.9 0.3 | NNE | 31 | 4.3 0.4 | 0.00 | 0.00 | 61.1 0.9 | 51.2 2.2 |
| Graton-South (Mill Station Rd) | 8/21/26 | 0930 | 57.1 0.2 | 97 8 | 56.4 2.6 | 0.0 0.1 | N | 0 | 0.0 2.1 | 0.00 | 0.00 | 57.5 0.0 | 51.1 1.9 |
| Occidental (Horseshoe Bend) | 8/21/26 | 0930 | 60.6 4.2 | 82 6 | 55.1 2.3 | - | - | - | 0.00 | 0.00 | 61.1 3.0 | 50.3 0.4 |
| Sexton Valley (Jacqueline's Blk) | 8/21/26 | 0930 | 59.3 1.7 | 92 1 | 56.9 2.0 | 1.3 0.0 | ESE | 111 | 3.3 0.0 | 0.00 | 0.00 | 60.2 2.3 | 52.5 0.8 |
| Sebastopol Hills (Burnside Rd) | 8/21/26 | 0930 | 56.2 2.0 | 100 0 | 56.2 1.9 | 0.7 1.0 | NNW | 328 | 2.5 1.6 | 0.00 | 0.00 | 56.3 1.8 | 52.8 0.8 |
| Pleasant Hill | 8/21/26 | 0930 | 58.3 0.2 | 95 9 | 56.8 2.9 | 0.9 0.6 | W | 266 | 2.6 1.7 | 0.00 | 0.00 | 58.4 0.0 | 50.9 2.1 |
| Seaview/Fort Ross (Hirsch) | 8/21/26 | 0930 | 61.5 3.4 | 75 7 | 53.6 1.0 | 0.4 1.2 | N | 8 | 1.7 1.8 | 0.00 | 0.00 | 66.2 7.2 | 56.6 7.8 |
| Max | 65.8 | 100 | 60.4 | 2.6 | - | 5.6 | 0.00 | 0.00 | 66.2 | 56.7 | ||
| Avg | 59.5 | 84 | 52.3 | 1.2 | - | 3.3 | 0.00 | - | - | - | ||
| Min | 56.2 | 0 | -59.9 | 0.0 | - | 0.0 | 0.00 | 0.00 | 56.3 | 48.4 |
| Station | Date | Time | Temp (°F) | RH (%) | Dew Pt (°F) | Wind Spd (mph) | Wind Dir (°) | Wind Gust (mph) | Latest Rain (In) | Daily Rain (In) | Daily Min Temp (°F) | Daily Max Temp (°F) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Upper Rincon Valley | 8/21/26 | 0930 | 57.5 3.2 | 96 1 | 56.3 3.0 | 1.2 0.0 | SSW | 204 | 3.9 0.8 | 0.00 | 0.00 | 51.0 0.5 | 58.8 4.1 |
| Lower Bennett Valley | 8/21/26 | 0930 | 57.7 1.1 | 92 0 | 55.4 1.0 | 1.6 0.8 | SE | 132 | 3.1 3.6 | 0.00 | 0.00 | 53.6 1.3 | 58.4 1.5 |
| Kenwood (Wildwood) | 8/21/26 | 0930 | 60.7 0.8 | 80 7 | 54.6 1.7 | 3.1 1.2 | N | 352 | 6.0 1.2 | 0.00 | 0.00 | 54.2 2.0 | 61.6 0.7 |
| Crane Creek (Ranch 62) | 8/21/26 | 0930 | 57.8 1.5 | 88 3 | 54.4 0.5 | 1.6 0.3 | S | 181 | 3.9 0.5 | 0.00 | 0.00 | 55.8 2.7 | 58.6 2.1 |
| Rohnert Park-West (Stony Point) | 8/21/26 | 0930 | 57.6 1.8 | 95 3 | 56.1 1.0 | 0.5 0.4 | WNW | 300 | 3.5 0.1 | 0.00 | 0.00 | 56.1 2.8 | 57.8 1.5 |
| Rice-Spivak Vineyard | 8/21/26 | 0930 | 59.3 2.6 | - | - | - | - | - | - | - | 55.7 2.6 | 59.5 2.5 |
| Cartograph Wines Base | 8/21/26 | 0930 | 58.4 2.6 | 95 2 | 57.1 2.0 | 1.4 1.0 | W | 273 | 3.8 1.8 | 0.00 | 0.00 | 55.1 2.4 | 58.4 2.3 |
| Cartograph Wines Remote | 8/21/26 | 0930 | 59.7 2.3 | - | - | - | - | - | - | - | 56.0 2.5 | 59.9 2.3 |
| Penngrove (Asellus) | 8/21/26 | 0930 | 58.3 0.3 | 87 1 | 54.6 0.8 | 2.4 0.8 | SSW | 199 | 5.3 0.9 | 0.00 | 0.00 | 56.1 2.7 | 58.6 0.2 |
| Sonoma Valley (Bedrock) | 8/21/26 | 0930 | 60.5 0.8 | 77 7 | 53.3 1.8 | - | - | - | 0.00 | 0.00 | 51.0 1.8 | 61.2 0.6 |
| Sonoma-West (Arnold) | 8/21/26 | 0930 | 61.7 0.6 | 76 6 | 54.0 1.6 | 1.4 0.0 | SSW | 202 | 3.3 0.5 | 0.00 | 0.00 | 50.2 1.9 | 62.1 0.5 |
| Sonoma Valley HS | 8/21/26 | 0930 | 60.1 0.0 | 86 4 | 56.0 1.4 | 1.4 0.3 | N | 3 | 3.2 0.9 | 0.00 | 0.00 | 52.9 0.9 | 60.7 0.6 |
| Sonoma East (Bundschu01) | 8/21/26 | 0930 | 60.1 1.3 | 82 10 | 54.7 2.2 | 1.4 2.2 | ENE | 64 | 3.9 3.5 | 0.00 | 0.00 | 52.3 0.5 | 60.6 1.0 |
| Sonoma-SE (Napoli) | 8/21/26 | 0930 | 60.3 0.7 | 83 9 | 55.1 2.3 | 1.2 2.2 | NNE | 27 | 4.1 2.3 | 0.00 | 0.00 | 53.8 0.8 | 60.8 0.8 |
| Schellville (Sasaki) | 2/7/26 | 1900 | 53.4 2.2 | 88 10 | 49.9 1.0 | 3.3 1.8 | SW | 225 | 5.8 4.0 | 0.00 | 0.00 | 47.0 0.8 | 62.8 8.4 |
| Petaluma (Ranch 10) | 8/21/26 | 0915 | 59.6 1.2 | 83 0 | 54.4 1.2 | 3.7 0.7 | W | 262 | 7.5 0.3 | 0.00 | 0.00 | 57.3 2.8 | 59.8 1.3 |
| Carneros (Ranch 71) | 8/21/26 | 0930 | 58.4 0.6 | 87 9 | 54.7 2.2 | 3.9 3.0 | WNW | 289 | 8.2 2.6 | 0.00 | 0.00 | 55.0 2.0 | 58.9 0.7 |
| Ricci Vineyards (Carneros) | 8/21/26 | 0930 | 60.1 0.3 | 81 5 | 54.4 1.5 | 6.4 0.6 | WNW | 298 | 9.6 0.3 | 0.00 | 0.00 | 55.9 2.3 | 60.5 0.6 |
| Carneros Upper (Ranch 81) | 8/21/26 | 0930 | 59.1 0.2 | 84 6 | 54.1 1.8 | 6.0 1.9 | W | 274 | 11.4 1.1 | - | - | 55.0 2.0 | 59.1 0.4 |
| Carneros Lower (Ranch 81) | 8/21/26 | 0930 | 60.5 3.3 | 84 13 | 55.5 1.4 | 1.1 0.4 | NW | 315 | 4.4 0.9 | 0.00 | 0.00 | 55.4 1.6 | 60.5 3.4 |
| Max | 61.7 | 96 | 57.1 | 6.4 | - | 11.4 | 0.00 | 0.00 | 57.3 | 62.1 | ||
| Avg | 59.3 | 86 | 55.0 | 2.4 | - | 5.3 | 0.00 | - | - | - | ||
| Min | 57.5 | 76 | 53.3 | 0.5 | - | 3.1 | 0.00 | 0.00 | 50.2 | 57.8 |