| 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) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bavarian Lion EFW | 5/20/26 | 0715 | 52.0 0.6 | - | - | - | - | - | 0.00 | 0.00 | 54.8 0.2 | 45.0 3.8 |
| Rockpile Lower (Cooley) | 5/20/26 | 0700 | 62.6 2.9 | 44 16 | 40.1 9.1 | 0.8 3.3 | N | 359 | 2.8 4.4 | 0.00 | 0.00 | 68.0 2.3 | 58.6 2.1 |
| Rockpile Upper (Cooley) | 5/20/26 | 0715 | 64.5 2.1 | 38 10 | 38.4 9.1 | 6.1 1.0 | NNW | 347 | 8.6 3.1 | 0.00 | 0.00 | 65.5 2.8 | 59.4 3.8 |
| Lower Dry Creek Valley | 5/20/26 | 0715 | 52.4 5.9 | 77 22 | 45.4 3.0 | 0.0 4.1 | N | 0 | 0.0 6.8 | 0.00 | 0.00 | 54.4 4.8 | 46.5 3.5 |
| Geyserville-South (Nervo Station) | 5/20/26 | 0715 | 56.8 5.0 | - | - | 0.0 1.6 | N | 0 | 0.0 6.4 | 0.00 | 0.00 | 60.9 1.4 | 51.8 2.2 |
| Franz Valley (Stornetta) | 5/20/26 | 0715 | 46.6 3.4 | 87 1 | 43.0 3.8 | 0.0 1.3 | E | 98 | 0.8 4.4 | 0.00 | 0.00 | 49.1 4.3 | 43.6 4.7 |
| Geyserville (Ranch 3) | 5/20/26 | 0715 | 55.7 3.7 | 68 25 | 45.5 8.2 | 0.0 6.2 | ENE | 65 | 0.0 11.4 | 0.00 | 0.00 | 60.6 0.1 | 49.4 3.9 |
| Geyserville-North (Hoffman) | 5/20/26 | 0715 | 52.8 5.2 | 81 31 | 47.1 7.5 | 0.2 1.8 | NNW | 337 | 1.7 4.4 | 0.00 | 0.00 | 58.4 0.5 | 46.3 6.4 |
| Knights Valley (Bavarian Lion) | 5/20/26 | 0715 | 47.7 2.0 | 93 8 | 45.8 4.4 | 0.4 0.9 | SE | 144 | 1.8 1.1 | 0.00 | 0.00 | 49.1 1.7 | 43.2 3.9 |
| HWY 128/Chalk Hill Rd (Landslide) | 5/20/26 | 0700 | 47.7 0.1 | 94 13 | 45.9 3.7 | 0.3 0.4 | NE | 50 | 1.1 1.3 | 0.00 | 0.00 | 50.7 0.8 | 45.1 3.9 |
| Newman Knights Valley | 5/20/26 | 0715 | 46.7 1.8 | 86 2 | 42.6 2.2 | 0.1 0.9 | NNE | 30 | 1.2 1.8 | 0.00 | 0.00 | 49.7 3.7 | 44.1 5.0 |
| Jimtown-North (Piccolo Ranch 15) | 5/20/26 | 0715 | 49.3 1.8 | 85 19 | 45.0 4.8 | 0.1 0.9 | NNE | 29 | 1.3 2.0 | 0.00 | 0.00 | 52.4 0.2 | 45.2 2.5 |
| Peterson (Ranch 09) | 5/20/26 | 0715 | 51.3 5.9 | 78 32 | 44.7 7.9 | 0.1 5.5 | SE | 132 | 1.1 7.5 | 0.00 | 0.00 | 55.9 2.1 | 47.4 4.8 |
| Cloverdale-SE (Ranch 38) | 5/20/26 | 0715 | 60.6 3.7 | 50 2 | 41.7 4.2 | 8.4 4.2 | NNW | 347 | 14.9 6.0 | 0.00 | 0.00 | 65.7 2.5 | 59.0 3.8 |
| Geyserville-East (Ranch 40) | 5/20/26 | 0715 | 59.9 0.2 | 52 9 | 42.2 4.7 | 2.6 0.5 | NW | 322 | 4.8 4.9 | 0.00 | 0.00 | 63.4 2.7 | 56.7 3.9 |
| N Chalk Hill Rd (Ranch 63) | 5/20/26 | 0715 | 49.6 0.4 | 88 8 | 46.3 1.9 | 0.0 0.5 | N | 0 | 0.0 2.5 | 0.00 | 0.00 | 51.2 2.1 | 44.1 3.1 |
| Cloverdale-East (Ranch 83) | 5/20/26 | 0715 | 60.6 6.1 | - | - | 5.5 2.7 | N | 2 | 10.8 1.0 | 0.00 | 0.00 | 65.7 2.4 | 56.1 2.1 |
| Crazy Creek Ranch | 5/20/26 | 0715 | 49.3 0.2 | 87 12 | 45.7 4.2 | 0.4 0.6 | N | 10 | 1.4 0.9 | 0.00 | 0.00 | 54.9 1.5 | 47.4 2.2 |
| Lytton East (Hill 5) | 5/20/26 | 0715 | 53.9 1.2 | 73 16 | 45.4 5.3 | 0.1 0.5 | WNW | 283 | 1.0 1.3 | 0.00 | 0.00 | 59.6 0.7 | 51.0 2.2 |
| Lytton East (Shop Hill Bottom) | 5/20/26 | 0715 | 50.6 3.6 | 84 26 | 46.1 6.1 | 0.0 0.5 | NW | 313 | 0.4 1.8 | 0.00 | 0.00 | 57.6 1.0 | 45.1 0.2 |
| Lytton West Hill (23PS) | 5/20/26 | 0715 | 54.5 1.8 | 69 12 | 44.4 3.3 | 0.4 2.7 | WNW | 282 | 1.6 3.8 | 0.00 | 0.00 | 59.2 3.2 | 50.7 1.6 |
| Lytton West Lower (Lew 6) | 5/20/26 | 0715 | 50.6 4.6 | 90 32 | 47.7 7.1 | 0.1 1.5 | NNW | 345 | 0.8 3.2 | 0.00 | 0.00 | 53.5 3.3 | 43.7 0.2 |
| Whitton Ranch (201e) | 5/20/26 | 0715 | 50.5 8.4 | 90 43 | 47.7 8.5 | 0.2 2.8 | SSW | 206 | 1.1 5.7 | 0.00 | 0.00 | 53.6 5.9 | 41.6 3.3 |
| Upper Dry Creek Valley | 5/20/26 | 0600 | 46.7 4.1 | 89 22 | 43.7 3.2 | 0.0 0.7 | N | 0 | 0.0 3.6 | 0.00 | 0.00 | 55.4 1.1 | 46.6 1.1 |
| Big River | 5/20/26 | 0715 | 54.0 4.2 | 76 25 | 46.5 6.6 | 0.3 0.2 | NE | 53 | 1.0 0.9 | 0.00 | 0.00 | 56.8 3.6 | 50.1 1.1 |
| Max | 64.5 | 94 | 47.7 | 8.4 | - | 14.9 | 0.00 | 0.00 | 68.0 | 59.4 | ||
| Avg | 53.3 | 76 | 44.6 | 1.1 | - | 2.5 | 0.00 | - | - | - | ||
| Min | 46.6 | 38 | 38.4 | 0.0 | - | 0.0 | 0.00 | 0.00 | 49.1 | 41.6 |
| 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) | 5/20/26 | 0715 | 52.4 5.0 | 84 26 | 47.6 5.0 | 0.0 0.0 | NNW | 347 | 0.0 0.0 | 0.00 | 0.00 | 56.0 5.8 | 50.0 2.5 |
| Windsor-East (Ranch 16) | 5/20/26 | 0715 | 49.2 11.0 | 91 49 | 46.6 9.9 | 0.0 4.3 | NW | 317 | 0.6 8.1 | 0.00 | 0.00 | 50.8 14.7 | 45.2 12.7 |
| Mark West-North (Ranch 14) | 5/20/26 | 0715 | 55.6 5.1 | 67 25 | 44.9 7.3 | 0.6 1.3 | WNW | 297 | 1.3 2.8 | 0.00 | 0.00 | 56.5 4.9 | 47.8 5.0 |
| Windsor-SE (Silk Rd) | 5/20/26 | 0715 | 51.0 1.8 | 90 11 | 48.2 1.5 | 0.0 0.0 | N | 0 | 0.0 0.0 | 0.00 | 0.00 | 53.9 0.0 | 45.0 2.1 |
| Fulton-NW (Ranch 5) | 5/20/26 | 0715 | 50.0 9.4 | 89 42 | 46.9 7.7 | 0.0 3.3 | S | 191 | 0.3 5.2 | 0.00 | 0.00 | 52.1 8.4 | 46.2 0.2 |
| Bisordi (Fulton) | 5/20/26 | 0715 | 52.2 8.8 | 89 39 | 49.0 6.9 | 0.0 4.2 | N | 0 | 0.0 8.2 | 0.00 | 0.00 | 52.2 8.8 | 45.4 0.3 |
| Windsor-South (Laughlin Rd) | 5/20/26 | 0715 | 52.5 4.4 | 91 36 | 49.8 8.9 | - | - | - | 0.00 | 0.00 | 53.5 4.4 | 47.5 2.2 |
| Fulton-SE (Barnes Rd) | 5/20/26 | 0715 | 51.7 7.0 | 85 28 | 47.3 3.7 | 0.5 0.2 | WNW | 303 | 1.2 0.1 | 0.00 | 0.00 | 55.2 3.5 | 47.8 0.6 |
| Fulton-SW (Ranch 21) | 5/20/26 | 0715 | 51.7 4.5 | 84 28 | 47.2 6.1 | 0.2 1.8 | NNW | 333 | 1.2 2.8 | 0.00 | 0.00 | 53.1 4.5 | 46.5 0.7 |
| NW Santa Rosa (Piner Road) | 5/20/26 | 0715 | 48.8 3.3 | 100 15 | 48.8 1.1 | 0.0 1.0 | N | 0 | 0.0 2.2 | 0.00 | 0.00 | 51.5 2.3 | 45.2 0.6 |
| River Rd South (Denner Ranch) | 5/20/26 | 0715 | 48.9 5.7 | 0 63 | -68.2 110.5 | 0.0 2.3 | N | 0 | 0.0 3.9 | - | - | 51.1 4.4 | 44.4 0.5 |
| West Santa Rosa (LOV Vineyard) | 5/20/26 | 0715 | 48.7 4.6 | 94 27 | 46.9 4.4 | 0.1 1.3 | WNW | 298 | 1.0 2.6 | 0.00 | 0.00 | 51.5 2.5 | 46.2 0.5 |
| Guerneville Rd (Prokopakis) | 5/20/26 | 0715 | 49.8 4.0 | 90 21 | 47.1 3.2 | - | - | - | 0.00 | 0.00 | 51.9 2.8 | 46.6 1.7 |
| SunnyView Vineyard (SCWC) | 5/20/26 | 0715 | 50.0 6.3 | 87 25 | 46.4 2.9 | 0.0 2.1 | N | 0 | 0.0 4.6 | 0.00 | 0.00 | 50.9 6.6 | 43.6 2.2 |
| Guerneville Rd West (Balletto) | 5/20/26 | 0715 | 49.4 4.3 | 95 24 | 48.0 3.4 | 0.4 1.4 | W | 272 | 1.3 2.5 | 0.00 | 0.00 | 51.2 4.0 | 45.7 1.1 |
| Sanchietti Ranch | 5/20/26 | 0715 | 49.4 5.5 | 93 21 | 47.6 1.2 | 0.0 3.5 | W | 263 | 0.6 4.8 | 0.00 | 0.00 | 50.3 4.6 | 44.6 1.9 |
| Occidental Rd (Sebastopol) | 5/20/26 | 0715 | 50.1 4.6 | 100 21 | 50.1 1.6 | 0.3 3.3 | NNW | 327 | 1.3 4.6 | 0.00 | 0.00 | 51.1 4.6 | 45.0 1.0 |
| Harper's Rest (Windsor-West) | 5/20/26 | 0715 | 50.8 5.0 | 83 28 | 45.7 5.8 | 0.7 0.7 | NE | 53 | 1.5 2.1 | 0.00 | 0.00 | 52.6 3.7 | 44.9 0.7 |
| Lower Westside Rd (Ranch 12) | 5/20/26 | 0715 | 47.5 1.6 | 87 4 | 43.8 2.9 | 0.0 0.0 | N | 0 | 0.0 0.0 | 0.00 | 0.00 | 51.9 0.6 | 46.0 2.5 |
| Guerneville (Laughlin Rd) | 5/20/26 | 0715 | 52.0 2.0 | 74 1 | 44.0 2.3 | 0.0 0.0 | N | 0 | 0.0 1.4 | 0.00 | 0.00 | 52.0 2.0 | 44.2 2.9 |
| Korbel (Winery) | 5/20/26 | 0715 | 53.1 1.9 | 83 6 | 48.0 4.0 | 0.0 0.4 | NE | 36 | 1.1 0.6 | 0.00 | 0.00 | 53.1 1.9 | 47.6 2.7 |
| Forestville (Shone Farms) | 5/20/26 | 0715 | 56.3 1.7 | 68 14 | 46.0 4.4 | 0.0 2.6 | ENE | 62 | 0.8 4.7 | 0.00 | 0.00 | 59.2 0.3 | 48.1 0.4 |
| Forestville-NE (Ranch 30) | 5/20/26 | 0715 | 50.1 1.7 | 94 9 | 48.5 4.5 | 0.0 0.0 | ENE | 68 | 0.3 0.3 | 0.00 | 0.00 | 51.4 2.0 | 45.4 2.0 |
| Foggy Bend (Ranch 41) | 5/20/26 | 0715 | 48.4 1.3 | 91 3 | 45.8 2.2 | 0.0 0.0 | N | 0 | 0.0 0.0 | 0.00 | 0.00 | 52.6 0.8 | 46.3 2.4 |
| Last Stop | 5/20/26 | 0715 | 51.2 0.4 | 97 16 | 50.4 4.3 | 0.0 0.0 | N | 0 | 0.0 0.0 | 0.00 | 0.00 | 51.2 0.4 | 43.9 1.9 |
| Green Valley Vineyard | 5/20/26 | 0715 | 53.8 2.7 | 75 14 | 46.0 3.0 | 0.1 0.1 | SW | 224 | 1.1 1.1 | 0.00 | 0.00 | 56.0 2.9 | 47.4 1.6 |
| Park Royal | 5/20/26 | 0715 | 51.0 3.4 | 83 21 | 46.1 4.2 | - | - | - | 0.00 | 0.00 | 53.0 3.0 | 45.8 2.5 |
| Merino | 5/20/26 | 0715 | 47.1 6.2 | 100 23 | 47.1 0.9 | 0.0 2.7 | E | 96 | 0.6 3.5 | 0.00 | 0.00 | 48.5 5.9 | 43.0 2.1 |
| Green Valley (Sanchietti) | 5/20/26 | 0715 | 48.8 1.3 | - | - | - | - | - | - | - | 50.7 1.3 | 43.8 3.1 |
| Keefer Ranch (Green Valley) | 5/20/26 | 0715 | 47.4 1.2 | 97 0 | 46.7 1.4 | - | - | - | 0.00 | 0.00 | 47.6 1.4 | 42.8 1.5 |
| Graton-West (Dutton Ranch) | 5/20/26 | 0715 | 50.0 0.4 | 100 0 | 50.0 0.4 | 0.1 0.2 | ENE | 72 | 0.7 0.5 | 0.00 | 0.00 | 52.5 0.9 | 43.9 1.1 |
| Graton-South (Mill Station Rd) | 5/20/26 | 0715 | 46.3 0.7 | 95 2 | 45.0 1.3 | 0.0 0.0 | N | 0 | 0.0 0.0 | 0.00 | 0.00 | 52.3 3.8 | 43.7 2.7 |
| Occidental (Horseshoe Bend) | 5/20/26 | 0715 | 60.8 10.5 | 54 32 | 43.9 13.9 | - | - | - | 0.00 | 0.00 | 62.9 8.9 | 53.0 2.3 |
| Sexton Valley (Jacqueline's Blk) | 5/20/26 | 0715 | 48.2 1.0 | 97 0 | 47.5 1.1 | 0.0 0.2 | N | 0 | 0.0 1.1 | 0.00 | 0.00 | 50.6 0.5 | 44.6 2.4 |
| Sebastopol Hills (Burnside Rd) | 5/20/26 | 0715 | 54.2 3.2 | 71 17 | 44.9 4.2 | 0.0 5.1 | N | 0 | 0.0 9.6 | 0.00 | 0.00 | 60.8 2.0 | 53.3 0.9 |
| Pleasant Hill | 5/20/26 | 0715 | 50.4 6.8 | 88 37 | 47.0 8.0 | 0.1 3.6 | NW | 316 | 1.1 5.7 | 0.00 | 0.00 | 51.8 6.0 | 44.6 4.4 |
| Seaview/Fort Ross (Hirsch) | 5/20/26 | 0715 | 72.4 5.8 | 25 1 | 34.6 6.0 | 0.0 4.9 | N | 0 | 0.0 8.3 | 0.00 | 0.00 | 72.8 5.3 | 66.2 3.2 |
| Max | 72.4 | 100 | 50.4 | 0.7 | - | 1.5 | 0.00 | 0.00 | 72.8 | 66.2 | ||
| Avg | 51.4 | 83 | 43.5 | 0.1 | - | 0.5 | 0.00 | - | - | - | ||
| Min | 46.3 | 0 | -68.2 | 0.0 | - | 0.0 | 0.00 | 0.00 | 47.6 | 42.8 |
| 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 | 5/20/26 | 0715 | 57.2 2.1 | 60 21 | 43.3 9.0 | 2.6 0.2 | N | 5 | 3.3 1.4 | 0.00 | 0.00 | 54.8 1.6 | 61.4 5.0 |
| Lower Bennett Valley | 5/20/26 | 0715 | 49.2 2.7 | 90 5 | 46.5 4.0 | 0.0 1.1 | N | 0 | 0.0 4.3 | 0.00 | 0.00 | 42.4 3.5 | 50.8 1.0 |
| Kenwood (Wildwood) | 5/20/26 | 0715 | 50.8 1.0 | 87 28 | 47.0 9.0 | 1.9 1.6 | N | 359 | 3.1 3.9 | 0.00 | 0.00 | 45.1 1.5 | 57.5 2.5 |
| Crane Creek (Ranch 62) | 5/20/26 | 0715 | 53.1 2.4 | 78 20 | 46.4 5.4 | 0.0 0.5 | N | 0 | 0.0 2.1 | 0.00 | 0.00 | 46.0 1.6 | 53.9 3.4 |
| Rohnert Park-West (Stony Point) | 5/20/26 | 0715 | 49.5 7.6 | 95 28 | 48.2 2.0 | 0.0 0.0 | N | 0 | 0.0 0.0 | 0.00 | 0.00 | 42.5 1.2 | 49.5 7.6 |
| Rice-Spivak Vineyard | 5/20/26 | 0715 | 43.4 4.4 | - | - | - | - | - | - | - | 36.5 1.7 | 45.1 4.9 |
| Cartograph Wines Base | 5/20/26 | 0715 | 52.3 7.4 | 86 37 | 48.4 7.5 | 0.0 3.4 | N | 0 | 0.0 8.0 | 0.00 | 0.00 | 48.8 4.1 | 52.3 7.4 |
| Cartograph Wines Remote | 5/20/26 | 0715 | 50.7 9.9 | - | - | - | - | - | - | - | 45.3 0.4 | 50.7 9.9 |
| Penngrove (Asellus) | 5/20/26 | 0715 | 49.2 3.7 | 93 22 | 47.2 3.5 | 0.0 0.0 | S | 186 | 0.6 0.2 | 0.00 | 0.00 | 42.2 1.7 | 49.6 6.9 |
| Sonoma Valley (Bedrock) | 5/20/26 | 0715 | 50.4 1.1 | 76 15 | 43.2 4.8 | - | - | - | 0.00 | 0.00 | 44.4 0.3 | 52.6 4.4 |
| Sonoma-West (Arnold) | 5/20/26 | 0715 | 53.8 1.3 | 76 6 | 46.6 3.5 | 0.0 0.9 | N | 0 | 0.0 3.2 | 0.00 | 0.00 | 44.0 4.2 | 53.8 1.3 |
| Sonoma Valley HS | 5/20/26 | 0715 | 52.1 0.8 | 88 16 | 48.6 4.7 | 0.0 0.1 | N | 0 | 0.0 1.2 | 0.00 | 0.00 | 46.9 1.8 | 54.0 0.3 |
| Sonoma East (Bundschu01) | 5/20/26 | 0715 | 51.5 2.0 | 81 3 | 46.0 2.9 | 0.0 1.2 | N | 0 | 0.0 3.1 | 0.00 | 0.00 | 45.0 3.7 | 52.2 0.2 |
| Sonoma-SE (Napoli) | 5/20/26 | 0715 | 51.1 2.3 | 89 5 | 48.1 3.8 | 0.0 0.3 | N | 0 | 0.0 2.4 | 0.00 | 0.00 | 44.9 3.7 | 52.1 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) | 5/20/26 | 0715 | 48.2 0.5 | 92 11 | 45.9 3.8 | 0.0 1.1 | NE | 39 | 0.8 2.5 | 0.00 | 0.00 | 42.6 0.9 | 50.2 0.5 |
| Carneros (Ranch 71) | 5/20/26 | 0715 | 59.6 0.4 | 58 14 | 44.9 6.8 | 0.0 1.2 | N | 0 | 0.0 3.4 | 0.00 | 0.00 | 55.6 0.7 | 62.4 0.6 |
| Ricci Vineyards (Carneros) | 5/20/26 | 0715 | 53.2 1.2 | 73 13 | 44.8 3.8 | 0.6 1.4 | NNW | 344 | 1.3 2.1 | 0.00 | 0.00 | 45.0 4.0 | 54.1 1.4 |
| Carneros Upper (Ranch 81) | 5/20/26 | 0715 | 59.8 1.5 | 66 31 | 48.6 14.9 | 2.3 0.7 | ENE | 67 | 3.9 2.3 | - | - | 55.0 2.1 | 62.0 1.7 |
| Carneros Lower (Ranch 81) | 5/20/26 | 0715 | 58.9 1.9 | 74 21 | 50.6 7.1 | 0.0 0.9 | N | 0 | 0.0 3.4 | 0.00 | 0.00 | 47.7 4.6 | 58.9 1.9 |
| Max | 59.8 | 95 | 50.6 | 2.6 | - | 3.9 | 0.00 | 0.00 | 55.6 | 62.4 | ||
| Avg | 52.3 | 80 | 46.7 | 0.5 | - | 0.8 | 0.00 | - | - | - | ||
| Min | 43.4 | 58 | 43.2 | 0.0 | - | 0.0 | 0.00 | 0.00 | 36.5 | 45.1 |