| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rockpile Upper (Cooley) | 1/31/26 | 1915 | 56.6 0.4 | 49 3 | 37.5 1.1 | 3.8 0.3 | SE | 141 | 4.6 0.9 | 0.00 | 0.00 | 66.8 0.5 | 53.0 2.5 |
| Rockpile Lower (Cooley) | 1/31/26 | 1845 | 59.6 0.5 | 52 8 | 42.1 4.1 | 0.6 0.4 | NNW | 347 | 3.1 0.9 | 0.00 | 0.00 | 70.2 0.6 | 51.2 2.9 |
| Cloverdale-East (Ranch 83) | 1/31/26 | 1915 | 50.4 3.4 | - | - | 0.9 0.7 | N | 356 | 2.0 0.7 | 0.00 | 0.00 | 71.4 0.5 | 36.2 3.0 |
| Cloverdale-SE (Ranch 38) | 1/31/26 | 1915 | 57.5 0.9 | 65 3 | 45.9 1.9 | 0.4 0.3 | E | 98 | 1.4 0.1 | 0.00 | 0.00 | 72.3 1.2 | 43.2 0.6 |
| Geyserville-North (Hoffman) | 1/31/26 | 1915 | 51.0 2.0 | 84 2 | 46.2 1.3 | 0.8 0.1 | NW | 313 | 1.8 0.1 | 0.00 | 0.00 | 70.4 0.3 | 33.5 1.8 |
| Geyserville (Ranch 3) | 1/31/26 | 1900 | 51.7 2.9 | 84 5 | 46.9 1.3 | 0.6 0.4 | NW | 315 | 1.4 0.5 | 0.00 | 0.00 | 71.2 1.2 | 34.4 2.6 |
| Geyserville-East (Ranch 40) | 1/31/26 | 1915 | 56.3 1.9 | 74 6 | 48.2 0.5 | 3.4 1.0 | SSE | 168 | 4.8 0.9 | 0.00 | 0.00 | 72.7 2.3 | 43.2 0.0 |
| Geyserville-South (Nervo Station) | 1/31/26 | 1915 | 56.9 0.7 | - | - | 0.0 0.5 | S | 182 | 1.4 1.0 | 0.00 | 0.00 | 68.9 1.9 | 37.6 1.8 |
| Peterson (Ranch 09) | 1/31/26 | 1915 | 50.2 2.4 | 87 2 | 46.4 1.6 | 1.8 0.2 | NW | 320 | 2.3 0.8 | 0.00 | 0.00 | 71.0 0.6 | 32.4 2.6 |
| Rawah - Crazy Creek | 1/31/26 | 1915 | 52.4 1.9 | 83 4 | 47.6 0.6 | 1.7 0.8 | N | 357 | 2.5 0.1 | 0.00 | 0.00 | 69.8 1.4 | 36.0 2.5 |
| Whitton Ranch (201e) | 1/31/26 | 1915 | 50.7 1.7 | 86 2 | 46.8 0.9 | 1.5 0.2 | NW | 314 | 2.7 0.5 | 0.00 | 0.00 | 70.1 1.5 | 32.0 3.0 |
| Lytton East (Shop Hill Bottom) | 1/31/26 | 1915 | 53.8 0.7 | 77 6 | 46.6 1.2 | 1.4 0.1 | NW | 312 | 2.1 1.1 | 0.00 | 0.00 | 69.8 2.5 | 33.4 3.0 |
| Lytton West Lower (Lew 6) | 1/31/26 | 1915 | 49.7 2.9 | 90 3 | 46.8 2.1 | 1.4 0.9 | NNE | 15 | 2.2 0.7 | 0.00 | 0.00 | 69.3 2.2 | 32.7 2.7 |
| Lytton West Hill (23PS) | 1/31/26 | 1915 | 53.8 1.2 | 82 1 | 48.3 1.5 | 2.6 0.4 | WNW | 284 | 4.4 1.2 | 0.00 | 0.00 | 68.4 3.2 | 37.0 2.0 |
| Lytton East (Hill 5) | 1/31/26 | 1915 | 56.0 0.1 | 71 6 | 46.8 2.3 | 0.7 0.6 | WSW | 243 | 2.8 0.1 | 0.00 | 0.00 | 69.8 1.6 | 36.4 1.8 |
| Jimtown-North (Piccolo Ranch 15) | 1/31/26 | 1915 | 50.0 1.2 | 82 0 | 44.7 1.1 | 0.7 0.1 | NNW | 344 | 2.2 0.4 | 0.00 | 0.00 | 72.8 0.7 | 32.8 2.5 |
| Jimtown-NE (Red Fan) | 8/27/25 | 0915 | 61.6 2.2 | 77 9 | 54.4 0.8 | 3.4 1.4 | S | 177 | 6.6 1.0 | 0.00 | 0.00 | 61.8 2.1 | 52.6 3.7 |
| HWY 128/Chalk Hill Rd (Landslide) | 1/31/26 | 1900 | 49.5 1.0 | 91 2 | 47.1 0.6 | 1.7 1.1 | NE | 41 | 2.3 0.6 | 0.00 | 0.00 | 72.2 1.1 | 32.0 2.9 |
| N Chalk Hill Rd (Ranch 63) | 1/31/26 | 1915 | 49.7 0.9 | 87 0 | 46.0 0.8 | 0.0 0.6 | N | 0 | 0.0 1.6 | 0.00 | 0.00 | 68.7 1.5 | 31.7 2.8 |
| Knights Valley (Bavarian Lion) | 1/31/26 | 1915 | 47.9 2.4 | 90 0 | 45.2 2.2 | 1.6 0.6 | SSE | 158 | 2.9 0.7 | 0.00 | 0.00 | 70.0 0.7 | 31.0 2.0 |
| Bavarian Lion EFW | 1/31/26 | 1915 | 50.0 3.2 | - | - | - | - | - | 0.00 | 0.00 | 71.0 0.7 | 31.6 1.3 |
| Franz Valley (Stornetta) | 1/31/26 | 1915 | 47.6 3.1 | 90 2 | 44.8 2.5 | 0.6 0.3 | SSE | 147 | 1.5 0.2 | 0.00 | 0.00 | 71.8 1.0 | 30.5 1.3 |
| Upper Dry Creek Valley | 1/31/26 | 1915 | 50.6 3.3 | 88 1 | 47.2 2.8 | 0.5 0.2 | NNW | 338 | 1.4 0.2 | 0.00 | 0.00 | 70.4 1.3 | 36.0 1.6 |
| Lower Dry Creek Valley | 1/31/26 | 1915 | 49.9 2.7 | 91 8 | 47.5 0.3 | 0.0 0.0 | N | 0 | 0.0 0.0 | 0.00 | 0.00 | 72.5 1.4 | 34.6 2.1 |
| Max | 59.6 | 91 | 48.3 | 3.8 | - | 4.8 | 0.00 | 0.00 | 72.8 | 53.0 | ||
| Avg | 52.3 | 80 | 45.9 | 1.2 | - | 2.3 | 0.00 | - | - | - | ||
| Min | 47.6 | 49 | 37.5 | 0.0 | - | 0.0 | 0.00 | 0.00 | 66.8 | 30.5 |
| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mark West-North (Ranch 14) | 1/31/26 | 1915 | 50.7 0.4 | 89 2 | 47.4 0.3 | 0.0 0.0 | N | 0 | 0.0 0.0 | 0.00 | 0.00 | 65.3 3.8 | 35.6 1.5 |
| Bisordi (Fulton) | 1/31/26 | 1915 | 50.1 1.0 | 90 1 | 47.2 0.6 | 0.0 0.0 | N | 0 | 0.0 0.0 | 0.00 | 0.00 | 63.3 2.5 | 33.4 1.9 |
| Fulton-SE (Barnes Rd) | 1/31/26 | 1915 | 51.5 0.5 | 88 2 | 47.9 0.3 | 0.0 0.4 | N | 0 | 0.0 1.6 | 0.00 | 0.00 | 65.0 1.8 | 34.7 0.8 |
| Sebastopol Hills (Burnside Rd) | 1/31/26 | 1915 | 55.5 1.9 | 76 13 | 48.0 2.6 | 0.1 0.0 | SE | 131 | 1.8 1.5 | 0.00 | 0.00 | 63.5 1.3 | 42.0 0.6 |
| Occidental Rd (Sebastopol) | 1/31/26 | 1915 | 51.1 0.8 | 100 0 | 51.1 0.8 | 0.0 1.6 | N | 0 | 0.0 2.6 | 0.00 | 0.01 | 64.5 1.8 | 33.4 1.6 |
| Fulton-SW (Ranch 21) | 1/31/26 | 1915 | 52.0 0.7 | 88 1 | 48.5 0.9 | 0.0 1.5 | N | 0 | 0.0 2.8 | 0.00 | 0.00 | 63.7 1.6 | 33.8 1.2 |
| River Rd South (Denner Ranch) | 1/31/26 | 1915 | 52.0 0.5 | 91 9 | 49.3 2.0 | 0.2 0.6 | NNW | 342 | 1.5 0.0 | - | - | 66.1 1.9 | 34.6 0.4 |
| Graton-South (Mill Station Rd) | 1/31/26 | 1915 | 50.2 1.5 | 92 1 | 48.1 1.2 | 0.0 0.0 | N | 0 | 0.0 0.0 | 0.00 | 0.01 | 65.7 0.7 | 34.1 1.1 |
| Healdsburg-South (Sodini) | 1/31/26 | 1915 | 51.1 1.7 | 87 4 | 47.4 0.5 | 0.0 0.0 | E | 87 | 1.5 1.5 | 0.00 | 0.00 | 69.0 1.8 | 35.0 1.8 |
| Foggy Bend (Ranch 41) | 1/31/26 | 1915 | 50.9 1.2 | 92 1 | 48.6 0.8 | 0.2 0.1 | WNW | 296 | 1.2 0.1 | 0.00 | 0.00 | 65.3 0.9 | 39.0 1.9 |
| Windsor-East (Ranch 16) | 1/31/26 | 1915 | 49.7 1.1 | 90 2 | 46.9 0.6 | 0.3 0.1 | NNE | 25 | 1.3 1.0 | 0.00 | 0.00 | 67.0 1.4 | 34.2 1.8 |
| Lower Westside Rd (Ranch 12) | 1/31/26 | 1915 | 52.3 0.7 | 82 2 | 47.1 0.1 | 0.0 0.1 | N | 0 | 0.0 1.0 | 0.00 | 0.00 | 72.0 2.3 | 37.4 2.2 |
| Santa Rosa-NW (Goldfields) | 1/31/26 | 1915 | 50.2 3.4 | 90 2 | 47.3 2.8 | 0.6 1.4 | N | 10 | 1.2 1.8 | 0.00 | 0.00 | 66.0 1.7 | 34.0 1.2 |
| Goldfields Remote | 1/31/26 | 1915 | 48.9 0.3 | - | - | - | - | - | - | - | 64.2 2.2 | 33.9 1.4 |
| Green Valley (Sanchietti) | 1/31/26 | 1915 | 50.2 1.1 | - | - | - | - | - | - | - | 67.1 2.2 | 35.6 2.1 |
| Guerneville Rd West (Balletto) | 1/31/26 | 1915 | 50.1 0.9 | 92 2 | 48.0 0.4 | 0.0 0.5 | N | 0 | 0.0 1.5 | 0.00 | 0.00 | 63.7 1.7 | 34.0 1.9 |
| Graton-West (Dutton Ranch) | 1/31/26 | 1915 | 50.1 1.2 | 100 0 | 50.1 1.2 | 0.0 0.4 | NNE | 19 | 0.7 0.8 | 0.00 | 0.00 | 66.6 2.3 | 35.5 1.3 |
| Green Valley Vineyard | 1/31/26 | 1915 | 50.7 0.4 | 92 2 | 48.6 0.2 | 1.0 1.5 | NW | 305 | 2.4 2.6 | 0.00 | 0.01 | 64.9 1.2 | 38.5 0.2 |
| Seaview/Fort Ross (Hirsch) | 1/31/26 | 1915 | 56.9 0.6 | 55 1 | 41.0 0.0 | 2.2 4.7 | NW | 312 | 5.0 5.4 | 0.00 | 0.00 | 67.9 0.2 | 53.3 1.4 |
| Occidental (Horseshoe Bend) | 1/31/26 | 1915 | 56.0 1.2 | 70 11 | 46.4 2.6 | - | - | - | 0.00 | 0.01 | 65.4 0.2 | 47.7 0.5 |
| West Santa Rosa (LOV Vineyard) | 1/31/26 | 1915 | 51.0 2.2 | 89 2 | 48.0 1.4 | 0.0 0.4 | N | 0 | 0.0 1.4 | 0.00 | 0.00 | 65.9 0.3 | 35.4 0.3 |
| Keefer Ranch (Green Valley) | 1/31/26 | 1915 | 48.4 1.2 | 95 0 | 47.0 1.2 | - | - | - | 0.00 | 0.00 | 65.4 1.7 | 34.7 1.8 |
| Korbel (Winery) | 1/31/26 | 1915 | 51.5 1.6 | 94 1 | 49.9 1.2 | 0.0 0.0 | N | 0 | 0.0 0.0 | 0.00 | 0.01 | 66.6 1.5 | 42.7 0.4 |
| Guerneville (Laughlin Rd) | 1/31/26 | 1915 | 50.2 2.2 | 94 1 | 48.6 1.9 | 0.0 0.0 | N | 0 | 0.0 0.0 | 0.00 | 0.01 | 66.1 0.3 | 41.6 0.4 |
| NW Santa Rosa (Piner Road) | 1/31/26 | 1900 | 50.0 3.1 | 100 1 | 49.9 2.7 | 0.1 1.0 | NW | 315 | 0.8 2.1 | 0.00 | 0.00 | 63.8 2.0 | 34.0 0.7 |
| Guerneville Rd (Prokopakis) | 1/31/26 | 1915 | 52.1 0.0 | 90 2 | 49.3 0.6 | - | - | - | 0.00 | 0.01 | 63.5 2.2 | 35.9 0.8 |
| Forestville-NE (Ranch 30) | 1/31/26 | 1915 | 50.2 0.4 | 94 2 | 48.5 0.2 | 0.8 0.1 | NNW | 342 | 2.0 0.2 | 0.00 | 0.01 | 65.9 1.6 | 37.4 1.6 |
| Rawah - Last Stop | 1/31/26 | 1915 | 49.0 0.6 | 93 1 | 47.2 0.4 | 1.1 1.5 | WNW | 300 | 3.1 0.4 | 0.00 | 0.00 | 65.6 2.0 | 34.6 1.6 |
| Park Royal | 1/31/26 | 1915 | 51.9 0.6 | 82 6 | 46.8 1.2 | - | - | - | 0.00 | 0.00 | 66.0 0.4 | 32.9 1.4 |
| Sanchietti Ranch | 1/31/26 | 1915 | 55.3 0.7 | 83 5 | 50.3 0.8 | 2.2 0.5 | SSE | 148 | 4.5 0.3 | 0.00 | 0.00 | 64.0 1.7 | 35.6 1.2 |
| Forestville (Shone Farms) | 1/31/26 | 1915 | 52.6 2.1 | 87 3 | 48.8 1.0 | 0.2 0.1 | SSE | 162 | 1.3 0.2 | 0.00 | 0.00 | 65.5 3.4 | 37.2 1.2 |
| Pleasant Hill | 1/31/26 | 1915 | 55.6 1.7 | 70 14 | 46.1 3.1 | 1.9 0.8 | SE | 130 | 4.4 1.5 | 0.00 | 0.00 | 63.8 2.9 | 40.2 1.7 |
| SunnyView Vineyard (SCWC) | 1/31/26 | 1915 | 47.2 1.1 | 92 2 | 45.1 0.6 | 0.0 0.2 | N | 0 | 0.0 1.4 | 0.00 | 0.00 | 65.5 1.0 | 32.5 1.2 |
| Sexton Valley (Jacqueline's Blk) | 1/31/26 | 1915 | 49.2 2.0 | 95 0 | 47.8 2.0 | 0.6 0.2 | SSW | 207 | 1.5 0.2 | 0.00 | 0.00 | 65.7 0.5 | 34.4 1.7 |
| Max | 56.9 | 100 | 51.1 | 2.2 | - | 5.0 | 0.00 | 0.01 | 72.0 | 53.3 | ||
| Avg | 51.3 | 88 | 47.9 | 0.4 | - | 1.2 | 0.00 | - | - | - | ||
| Min | 47.2 | 55 | 41.0 | 0.0 | - | 0.0 | 0.00 | 0.00 | 63.3 | 32.5 |
| Station | Date | Time | Temp (°F) | RH (%) | Dew Pt (°F) | Wind Spd (mph) | Wind Dir (°) | Wind Gust (mph) | Latest Rain (In) | Daily Rain (In) | Daily Min Temp (°F) | Daily Max Temp (°F) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Upper Rincon Valley | 1/31/26 | 1915 | 52.8 2.6 | 70 3 | 43.5 1.6 | 1.7 0.2 | N | 2 | 2.5 0.0 | 0.00 | 0.00 | 43.3 1.8 | 64.8 1.0 |
| Lower Bennett Valley | 1/31/26 | 1915 | 48.8 2.5 | 93 4 | 46.9 1.4 | 0.5 1.2 | SE | 145 | 2.3 2.1 | 0.00 | 0.00 | 32.1 1.6 | 66.1 3.6 |
| Kenwood (Wildwood) | 1/31/26 | 1915 | 50.4 1.9 | 87 1 | 46.7 1.7 | 0.4 2.7 | ESE | 102 | 1.6 3.5 | 0.00 | 0.00 | 34.2 2.1 | 62.8 2.2 |
| Crane Creek (Ranch 62) | 1/31/26 | 1915 | 52.1 2.0 | 88 5 | 48.6 0.4 | 1.7 0.5 | NE | 41 | 4.2 1.4 | 0.00 | 0.00 | 35.9 1.0 | 64.9 1.4 |
| Rohnert Park-West (Stony Point) | 1/31/26 | 1915 | 54.4 1.4 | 85 6 | 50.0 0.5 | 3.7 0.3 | SE | 127 | 6.6 1.2 | 0.00 | 0.01 | 36.8 2.1 | 63.2 1.9 |
| Rice-Spivak Vineyard | 1/31/26 | 1900 | 45.5 3.6 | - | - | - | - | - | - | - | 33.4 1.2 | 64.3 1.7 |
| Cartograph Wines Base | 1/31/26 | 1915 | 54.9 0.2 | 84 4 | 50.3 1.0 | 3.7 0.7 | ESE | 108 | 7.3 2.0 | 0.00 | 0.00 | 39.6 0.8 | 62.7 1.0 |
| Cartograph Wines Remote | 1/31/26 | 1915 | 47.4 1.3 | - | - | - | - | - | - | - | 35.9 0.1 | 61.6 1.5 |
| Penngrove (Asellus) | 1/31/26 | 1915 | 53.2 0.2 | 81 7 | 47.6 1.9 | 1.6 4.2 | E | 96 | 3.2 5.2 | 0.00 | 0.00 | 35.6 0.1 | 63.4 0.7 |
| Sonoma Valley (Bedrock) | 1/31/26 | 1915 | 48.9 0.5 | 89 1 | 45.9 0.2 | - | - | - | 0.00 | 0.00 | 34.0 0.7 | 63.2 1.1 |
| Sonoma-West (Arnold) | 1/31/26 | 1915 | 45.7 1.8 | 90 1 | 43.0 1.6 | 1.0 0.6 | W | 268 | 2.0 0.1 | 0.00 | 0.00 | 35.4 0.4 | 66.0 0.5 |
| Sonoma Valley HS | 1/31/26 | 1915 | 50.0 1.0 | 93 2 | 48.1 1.5 | 0.0 0.1 | N | 0 | 0.0 1.1 | 0.00 | 0.00 | 36.1 0.7 | 66.1 0.5 |
| Sonoma East (Bundschu01) | 1/31/26 | 1915 | 47.8 0.1 | 88 1 | 44.6 0.3 | 0.1 0.2 | NNW | 336 | 2.2 0.9 | 0.00 | 0.00 | 34.4 0.6 | 66.6 0.2 |
| Sonoma-SE (Napoli) | 1/31/26 | 1915 | 49.0 1.6 | 84 2 | 44.5 0.9 | 0.4 0.4 | E | 88 | 3.8 3.8 | 0.00 | 0.01 | 35.6 0.3 | 69.0 2.0 |
| Schellville (Sasaki) | 1/31/26 | 1715 | 59.6 0.0 | 63 9 | 47.0 3.8 | 0.5 0.8 | NNE | 17 | 3.1 0.7 | 0.00 | 0.00 | 48.0 2.7 | 67.6 2.1 |
| Petaluma (Ranch 10) | 1/31/26 | 1915 | 49.5 0.9 | 90 2 | 46.8 1.6 | 1.8 0.5 | ESE | 108 | 3.9 0.6 | 0.00 | 0.00 | 38.6 2.8 | 64.2 2.7 |
| Carneros (Ranch 71) | 1/31/26 | 1915 | 54.2 1.2 | 75 11 | 46.5 2.6 | 4.9 4.6 | E | 87 | 9.6 8.1 | 0.00 | 0.00 | 46.2 6.2 | 65.1 0.8 |
| Ricci Vineyards (Carneros) | 1/31/26 | 1915 | 49.3 2.0 | 87 5 | 45.6 0.6 | 2.4 0.9 | E | 101 | 3.1 0.9 | 0.00 | 0.00 | 34.5 1.8 | 67.6 1.8 |
| Carneros Upper (Ranch 81) | 1/31/26 | 1915 | 54.2 0.0 | 75 8 | 46.4 2.8 | 5.6 5.6 | SE | 140 | 8.5 8.5 | - | - | 45.1 3.6 | 68.8 1.4 |
| Carneros Lower (Ranch 81) | 1/31/26 | 1915 | 51.9 4.3 | 84 4 | 47.4 3.0 | 1.7 1.6 | SSE | 163 | 5.4 4.5 | 0.00 | 0.00 | 36.7 2.7 | 66.9 1.4 |
| Max | 54.9 | 93 | 50.3 | 5.6 | - | 9.6 | 0.00 | 0.01 | 46.2 | 69.0 | ||
| Avg | 50.5 | 85 | 46.6 | 2.0 | - | 4.1 | 0.00 | - | - | - | ||
| Min | 45.5 | 70 | 43.0 | 0.0 | - | 0.0 | 0.00 | 0.00 | 32.1 | 61.6 |