| 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) | 5/31/26 | 0730 | 50.1 4.3 | 72 28 | 41.5 4.3 | 13.7 7.8 | NNW | 334 | 17.3 7.2 | 0.00 | 0.00 | 44.5 0.5 | 50.7 0.5 |
| Rockpile Lower (Cooley) | 5/31/26 | 0715 | 54.9 5.2 | 67 29 | 44.2 4.4 | 1.4 0.3 | NNE | 17 | 3.9 0.5 | 0.00 | 0.00 | 48.6 1.8 | 56.3 5.2 |
| Cloverdale-East (Ranch 83) | 5/31/26 | 0730 | 54.7 1.9 | - | - | 5.7 3.9 | N | 10 | 12.4 7.6 | 0.00 | 0.00 | 52.8 3.9 | 56.2 2.5 |
| Cloverdale-SE (Ranch 38) | 5/31/26 | 0730 | 54.3 2.7 | 76 19 | 46.8 3.2 | 10.6 5.7 | N | 349 | 17.2 9.5 | 0.00 | 0.00 | 52.4 3.6 | 56.1 4.0 |
| Geyserville-North (Hoffman) | 5/31/26 | 0730 | 56.8 3.5 | 68 17 | 46.4 2.7 | 3.5 1.1 | NW | 313 | 7.5 3.2 | 0.00 | 0.00 | 52.0 0.2 | 57.3 2.5 |
| Geyserville (Ranch 3) | 5/31/26 | 0730 | 58.0 4.2 | 64 20 | 45.9 3.1 | 4.7 2.3 | WNW | 297 | 8.8 4.0 | 0.00 | 0.00 | 52.6 0.1 | 58.4 3.9 |
| Geyserville-East (Ranch 40) | 5/31/26 | 0730 | 58.7 7.8 | 69 27 | 48.4 1.2 | 0.9 0.5 | NNW | 342 | 2.7 1.4 | 0.00 | 0.00 | 49.1 1.3 | 60.2 8.4 |
| Geyserville-South (Nervo Station) | 5/31/26 | 0730 | 59.0 5.0 | - | - | 1.8 1.0 | NNW | 338 | 6.8 0.0 | 0.00 | 0.00 | 51.9 0.1 | 59.5 5.0 |
| Peterson (Ranch 09) | 5/31/26 | 0730 | 55.4 2.0 | 68 14 | 45.1 3.0 | 4.5 1.3 | NNW | 346 | 8.7 3.0 | 0.00 | 0.00 | 51.1 1.6 | 55.9 2.2 |
| Crazy Creek Ranch | 5/31/26 | 0730 | 51.9 1.5 | 90 2 | 49.0 1.9 | 0.1 2.1 | SSE | 160 | 0.5 4.5 | 0.00 | 0.00 | 46.7 6.0 | 51.9 2.2 |
| Whitton Ranch (201e) | 5/31/26 | 0730 | 57.9 4.0 | 67 17 | 47.1 2.2 | 3.5 0.6 | N | 2 | 9.4 3.5 | 0.00 | 0.00 | 49.2 3.5 | 58.3 4.1 |
| Lytton East (Shop Hill Bottom) | 5/31/26 | 0730 | 58.0 4.7 | 66 22 | 46.6 3.2 | 2.0 1.6 | N | 355 | 4.9 2.6 | 0.00 | 0.00 | 49.4 2.9 | 59.1 5.3 |
| Lytton East (Hill 5) | 5/31/26 | 0730 | 56.7 3.5 | 68 19 | 46.4 3.1 | 3.9 3.2 | NNE | 15 | 8.6 6.7 | 0.00 | 0.00 | 50.2 1.8 | 57.9 4.5 |
| Lytton West Lower (Lew 6) | 5/31/26 | 0730 | 60.0 7.1 | 61 28 | 46.5 3.2 | 2.1 2.0 | N | 1 | 5.9 5.0 | 0.00 | 0.00 | 50.5 1.9 | 60.3 6.7 |
| Lytton West Hill (23PS) | 5/31/26 | 0730 | 59.3 3.6 | 65 17 | 47.4 2.8 | 2.2 0.2 | N | 360 | 5.3 1.8 | 0.00 | 0.00 | 52.3 0.2 | 59.8 3.2 |
| Big River | 5/31/26 | 0730 | 56.4 2.3 | 74 15 | 48.3 2.8 | 1.1 0.3 | NNW | 337 | 3.3 1.0 | 0.00 | 0.00 | 50.6 1.7 | 56.9 2.7 |
| Jimtown-North (Piccolo Ranch 15) | 5/31/26 | 0730 | 53.9 0.2 | 79 5 | 47.5 1.9 | 2.3 1.4 | NNE | 31 | 3.7 0.2 | 0.00 | 0.00 | 46.9 6.2 | 55.2 0.7 |
| HWY 128/Chalk Hill Rd (Landslide) | 5/31/26 | 0700 | 50.8 3.0 | 86 6 | 46.7 4.7 | 2.2 0.9 | N | 10 | 4.1 0.9 | 0.00 | 0.00 | 46.7 6.7 | 51.4 2.8 |
| N Chalk Hill Rd (Ranch 63) | 5/31/26 | 0730 | 56.4 3.6 | 73 14 | 47.8 1.3 | 0.8 2.2 | ENE | 62 | 2.6 3.9 | 0.00 | 0.00 | 44.2 7.5 | 57.7 4.7 |
| Newman Knights Valley | 5/31/26 | 0730 | 49.3 3.6 | 88 1 | 45.9 3.2 | 0.4 0.9 | WSW | 254 | 1.8 1.3 | 0.00 | 0.00 | 43.9 8.6 | 50.0 3.3 |
| Knights Valley (Bavarian Lion) | 5/31/26 | 0730 | 50.1 2.2 | 93 1 | 48.2 2.5 | 0.3 0.6 | NNW | 332 | 1.5 1.4 | 0.00 | 0.00 | 42.3 9.3 | 50.9 1.6 |
| Red Tail | 5/31/26 | 0730 | 55.9 2.8 | 76 15 | 48.6 2.0 | 1.7 1.8 | NNE | 32 | 4.1 1.3 | 0.00 | 0.00 | 47.6 5.0 | 56.5 3.2 |
| Franz Valley (Stornetta) | 5/31/26 | 0730 | 48.2 4.3 | 91 4 | 45.7 5.4 | 1.0 0.5 | ENE | 77 | 2.1 0.9 | 0.00 | 0.00 | 42.6 9.2 | 49.3 3.6 |
| Upper Dry Creek Valley | 5/31/26 | 0730 | 60.3 1.2 | 62 8 | 47.4 2.2 | 1.1 0.4 | NNW | 330 | 4.3 2.2 | 0.00 | 0.00 | 51.2 0.5 | 62.0 2.1 |
| Lower Dry Creek Valley | 5/31/26 | 0730 | 58.0 0.6 | 70 4 | 48.5 1.0 | 0.0 0.5 | N | 0 | 0.0 2.9 | 0.00 | 0.00 | 47.8 5.2 | 58.7 1.0 |
| Max | 60.3 | 93 | 49.0 | 13.7 | - | 17.3 | 0.00 | 0.00 | 52.8 | 62.0 | ||
| Avg | 55.4 | 74 | 46.8 | 2.9 | - | 5.9 | 0.00 | - | - | - | ||
| Min | 48.2 | 61 | 41.5 | 0.0 | - | 0.0 | 0.00 | 0.00 | 42.3 | 49.3 |
| 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) | 5/31/26 | 0730 | 52.9 1.6 | 84 1 | 48.3 1.3 | 0.0 0.0 | SW | 236 | 0.0 0.0 | 0.00 | 0.00 | 53.1 1.4 | 48.7 3.8 |
| Windsor-East (Ranch 16) | 5/31/26 | 0730 | 54.2 0.0 | 86 3 | 50.0 1.0 | 0.9 1.5 | W | 262 | 3.0 2.1 | 0.00 | 0.00 | 55.7 1.1 | 45.8 6.7 |
| Mark West-North (Ranch 14) | 5/31/26 | 0730 | 56.8 2.5 | 73 14 | 48.4 2.3 | 0.2 1.6 | NNW | 330 | 1.1 3.3 | 0.00 | 0.00 | 58.0 3.4 | 46.1 6.2 |
| Windsor-SE (Silk Rd) | 5/31/26 | 0730 | 52.6 1.8 | 91 1 | 50.2 1.6 | 0.6 0.5 | SSW | 206 | 1.6 1.5 | 0.00 | 0.00 | 53.8 0.7 | 44.2 8.5 |
| Fulton-NW (Ranch 5) | 5/31/26 | 0730 | 51.2 3.2 | 93 3 | 49.3 2.2 | 0.7 2.0 | SSW | 201 | 1.9 2.7 | 0.00 | 0.00 | 52.2 2.4 | 45.6 6.6 |
| Bisordi (Fulton) | 5/31/26 | 0730 | 52.5 2.4 | 91 2 | 49.9 1.8 | 1.1 0.5 | SW | 224 | 2.3 1.8 | 0.00 | 0.00 | 52.5 2.4 | 43.8 8.8 |
| Windsor-South (Laughlin Rd) | 5/31/26 | 0730 | 54.9 0.9 | 82 8 | 49.6 1.5 | - | - | - | 0.00 | 0.00 | 56.1 1.9 | 47.4 5.0 |
| Fulton-SE (Barnes Rd) | 5/31/26 | 0730 | 52.5 2.0 | 89 2 | 49.3 2.6 | 0.7 1.0 | SW | 220 | 2.0 3.0 | 0.00 | 0.00 | 52.5 2.0 | 46.3 6.2 |
| Fulton-SW (Ranch 21) | 5/31/26 | 0730 | 52.6 1.4 | 87 3 | 48.8 2.4 | 0.9 0.2 | SW | 227 | 2.1 1.3 | 0.00 | 0.00 | 53.9 0.2 | 44.8 7.2 |
| NW Santa Rosa (Piner Road) | 5/31/26 | 0730 | 50.9 3.0 | 100 0 | 50.9 3.0 | 0.4 0.2 | SSW | 212 | 1.9 1.0 | 0.00 | 0.00 | 51.7 2.2 | 44.3 7.9 |
| River Rd South (Denner Ranch) | 5/31/26 | 0730 | 51.8 1.8 | 0 0 | -65.9 0.4 | 0.5 0.1 | SE | 138 | 1.5 0.9 | - | - | 53.5 0.5 | 44.0 7.7 |
| West Santa Rosa (LOV Vineyard) | 5/31/26 | 0730 | 50.1 3.9 | 96 4 | 48.9 2.8 | 0.0 1.0 | SW | 214 | 0.8 2.3 | 0.00 | 0.00 | 50.7 3.4 | 44.9 7.2 |
| Guerneville Rd (Prokopakis) | 5/31/26 | 0730 | 54.1 0.5 | 84 9 | 49.3 3.2 | - | - | - | 0.00 | 0.00 | 54.6 0.2 | 45.7 6.8 |
| SunnyView Vineyard (SCWC) | 5/31/26 | 0730 | 53.5 0.3 | 82 8 | 48.2 2.7 | 0.0 1.6 | SSW | 208 | 1.0 2.8 | 0.00 | 0.00 | 54.8 0.9 | 43.6 8.4 |
| Guerneville Rd West (Balletto) | 5/31/26 | 0730 | 51.7 2.3 | 98 3 | 51.0 1.4 | 0.1 0.9 | SE | 124 | 1.1 2.5 | 0.00 | 0.00 | 52.6 1.5 | 44.5 7.8 |
| Sanchietti Ranch | 5/31/26 | 0730 | 53.1 1.3 | 94 1 | 51.4 1.1 | 0.1 1.5 | WNW | 297 | 1.5 2.2 | 0.00 | 0.00 | 53.1 1.3 | 44.2 8.7 |
| Occidental Rd (Sebastopol) | 5/31/26 | 0730 | 55.4 2.0 | 100 0 | 55.4 2.1 | 0.3 0.5 | NNE | 19 | 1.8 0.7 | 0.00 | 0.00 | 56.4 2.8 | 43.7 7.9 |
| Harper's Rest (Windsor-West) | 5/31/26 | 0730 | 55.9 2.5 | 78 10 | 49.3 0.6 | 1.2 0.3 | E | 80 | 2.8 0.6 | 0.00 | 0.00 | 56.9 3.3 | 43.9 7.1 |
| Lower Westside Rd (Ranch 12) | 5/31/26 | 0730 | 49.0 4.8 | 96 7 | 47.8 2.8 | 0.5 2.7 | NNE | 14 | 1.5 3.4 | 0.00 | 0.00 | 50.0 4.1 | 44.9 7.2 |
| Guerneville (Laughlin Rd) | 5/31/26 | 0730 | 50.6 1.9 | 89 5 | 47.5 3.4 | 0.3 1.2 | SE | 124 | 1.7 1.2 | 0.00 | 0.00 | 50.6 3.0 | 45.3 6.6 |
| Korbel (Winery) | 5/31/26 | 0730 | 51.6 1.7 | 88 5 | 48.3 3.2 | 1.1 0.3 | ENE | 63 | 2.5 1.0 | 0.00 | 0.00 | 51.6 2.7 | 47.3 5.2 |
| Forestville (Shone Farms) | 5/31/26 | 0730 | 56.2 2.3 | 77 13 | 49.1 2.1 | 0.8 0.8 | SSW | 206 | 2.2 2.5 | 0.00 | 0.00 | 57.9 2.8 | 46.9 4.5 |
| Forestville-NE (Ranch 30) | 5/31/26 | 0730 | 51.8 1.4 | 97 4 | 51.0 0.3 | 0.6 2.5 | ENE | 69 | 2.0 3.9 | 0.00 | 0.00 | 51.8 1.6 | 46.0 5.4 |
| Foggy Bend (Ranch 41) | 5/31/26 | 0730 | 51.0 2.9 | 91 0 | 48.5 3.0 | 3.7 0.6 | W | 277 | 6.1 0.4 | 0.00 | 0.00 | 51.8 2.2 | 46.6 6.2 |
| Last Stop | 5/31/26 | 0730 | 52.9 0.3 | 99 7 | 52.6 1.7 | 0.8 1.3 | ESE | 119 | 2.0 1.9 | 0.00 | 0.00 | 52.9 0.4 | 42.9 9.3 |
| Green Valley Vineyard | 5/31/26 | 0730 | 55.1 2.7 | 81 17 | 49.3 2.4 | 0.2 0.7 | SSE | 166 | 1.5 1.5 | 0.00 | 0.00 | 56.6 3.9 | 44.9 6.0 |
| Park Royal | 5/31/26 | 0730 | 53.7 0.4 | 79 13 | 47.5 3.6 | - | - | - | 0.00 | 0.00 | 55.2 1.7 | 44.3 7.6 |
| Merino | 5/31/26 | 0730 | 51.4 2.4 | 100 4 | 51.4 1.4 | 0.1 0.4 | SSE | 163 | 1.2 0.8 | 0.00 | 0.00 | 52.3 1.8 | 40.2 12.0 |
| Green Valley (Sanchietti) | 5/31/26 | 0730 | 53.9 0.2 | - | - | - | - | - | - | - | 56.1 1.6 | 42.6 9.8 |
| Keefer Ranch (Green Valley) | 5/31/26 | 0730 | 51.9 1.2 | 98 3 | 51.4 0.3 | - | - | - | 0.00 | 0.00 | 52.0 1.2 | 42.9 9.1 |
| Graton-West (Dutton Ranch) | 5/31/26 | 0730 | 53.2 0.3 | 100 0 | 53.2 0.3 | 0.6 0.2 | NE | 48 | 1.9 0.3 | 0.00 | 0.00 | 55.2 1.5 | 43.3 8.8 |
| Graton-South (Mill Station Rd) | 5/31/26 | 0730 | 50.3 2.4 | 98 1 | 49.7 2.1 | 0.0 0.0 | N | 0 | 0.0 0.0 | 0.00 | 0.00 | 52.0 1.2 | 42.9 8.6 |
| Occidental (Horseshoe Bend) | 5/31/26 | 0730 | 56.8 6.4 | 72 28 | 47.8 2.6 | - | - | - | 0.00 | 0.00 | 57.2 6.1 | 47.2 2.5 |
| Sexton Valley (Jacqueline's Blk) | 5/31/26 | 0730 | 52.0 0.5 | 99 2 | 51.8 0.1 | 0.1 1.0 | ESE | 110 | 1.1 2.1 | 0.00 | 0.00 | 54.0 1.2 | 43.4 8.4 |
| Sebastopol Hills (Burnside Rd) | 5/31/26 | 0730 | 53.8 2.8 | 83 17 | 48.8 2.2 | 0.4 0.5 | N | 11 | 2.4 0.3 | 0.00 | 0.00 | 54.5 3.3 | 49.3 1.1 |
| Pleasant Hill | 5/31/26 | 0730 | 53.8 1.5 | 88 9 | 50.2 1.2 | 0.9 0.2 | N | 5 | 2.8 0.1 | 0.00 | 0.00 | 54.4 2.1 | 44.3 6.2 |
| Seaview/Fort Ross (Hirsch) | 5/31/26 | 0730 | 60.2 11.4 | 61 26 | 46.9 1.6 | 1.4 2.8 | NNE | 21 | 2.8 4.1 | 0.00 | 0.00 | 61.3 7.1 | 48.9 2.6 |
| Max | 60.2 | 100 | 55.4 | 3.7 | - | 6.1 | 0.00 | 0.00 | 61.3 | 49.3 | ||
| Avg | 53.1 | 86 | 46.5 | 0.6 | - | 1.9 | 0.00 | - | - | - | ||
| Min | 49.0 | 0 | -65.9 | 0.0 | - | 0.0 | 0.00 | 0.00 | 50.0 | 40.2 |
| 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 | 5/31/26 | 0730 | 50.9 0.5 | 90 8 | 48.2 1.7 | 0.7 0.2 | NNE | 12 | 1.8 2.1 | 0.00 | 0.00 | 47.1 2.0 | 51.2 0.5 |
| Lower Bennett Valley | 5/31/26 | 0730 | 53.2 2.4 | 97 3 | 52.4 1.5 | 0.4 0.3 | ENE | 75 | 1.4 1.4 | 0.00 | 0.00 | 39.9 9.9 | 55.4 4.2 |
| Kenwood (Wildwood) | 5/31/26 | 0730 | 51.8 1.1 | 87 13 | 48.1 2.7 | 1.8 0.4 | NE | 39 | 3.4 0.1 | 0.00 | 0.00 | 45.8 4.4 | 52.8 1.5 |
| Crane Creek (Ranch 62) | 5/31/26 | 0730 | 54.4 2.6 | 80 15 | 48.3 2.1 | 0.2 1.3 | WSW | 248 | 1.1 2.3 | 0.00 | 0.00 | 44.1 6.8 | 54.8 2.8 |
| Rohnert Park-West (Stony Point) | 5/31/26 | 0730 | 53.1 0.8 | 94 3 | 51.4 0.1 | 0.0 0.0 | N | 0 | 0.0 0.0 | 0.00 | 0.00 | 40.3 10.7 | 53.8 1.5 |
| Rice-Spivak Vineyard | 5/31/26 | 0730 | 53.4 1.1 | - | - | - | - | - | - | - | 36.4 14.2 | 56.0 3.4 |
| Cartograph Wines Base | 5/31/26 | 0730 | 55.0 3.5 | 84 14 | 50.4 0.7 | 1.2 0.7 | WSW | 256 | 2.6 0.2 | 0.00 | 0.00 | 46.4 3.6 | 55.0 3.5 |
| Cartograph Wines Remote | 5/31/26 | 0730 | 58.6 6.4 | - | - | - | - | - | - | - | 44.2 6.6 | 59.2 7.1 |
| Penngrove (Asellus) | 5/31/26 | 0730 | 55.6 4.1 | 83 11 | 50.6 0.8 | 0.0 0.8 | NE | 38 | 0.7 3.4 | 0.00 | 0.00 | 40.7 10.0 | 57.6 5.5 |
| Sonoma Valley (Bedrock) | 5/31/26 | 0730 | 53.3 2.8 | 82 12 | 48.0 1.0 | - | - | - | 0.00 | 0.00 | 42.8 6.9 | 53.8 2.6 |
| Sonoma-West (Arnold) | 5/31/26 | 0730 | 54.6 2.7 | 82 10 | 49.3 0.3 | 0.6 1.3 | NNW | 348 | 2.2 1.8 | 0.00 | 0.00 | 41.8 9.7 | 54.6 1.7 |
| Sonoma Valley HS | 5/31/26 | 0730 | 52.1 0.1 | 100 4 | 52.1 0.9 | 0.0 1.6 | W | 271 | 0.0 3.9 | 0.00 | 0.00 | 44.9 7.0 | 53.3 0.3 |
| Sonoma East (Bundschu01) | 5/31/26 | 0730 | 54.8 2.1 | 88 2 | 51.2 1.4 | 0.0 2.6 | ENE | 66 | 0.7 4.4 | 0.00 | 0.00 | 43.4 8.5 | 57.3 4.4 |
| Sonoma-SE (Napoli) | 5/31/26 | 0730 | 51.4 1.5 | 93 3 | 49.4 0.7 | 0.0 0.9 | NW | 310 | 1.1 2.0 | 0.00 | 0.00 | 42.5 9.5 | 52.2 0.9 |
| 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) | 5/31/26 | 0730 | 51.8 0.0 | 91 1 | 49.2 0.4 | 1.4 1.2 | NNW | 342 | 3.4 1.3 | 0.00 | 0.00 | 41.2 10.5 | 54.0 0.5 |
| Carneros (Ranch 71) | 5/31/26 | 0730 | 57.9 6.0 | 70 22 | 48.2 1.5 | 0.5 2.8 | SW | 234 | 1.8 4.1 | 0.00 | 0.00 | 49.7 1.4 | 60.2 8.1 |
| Ricci Vineyards (Carneros) | 5/31/26 | 0730 | 53.7 0.7 | 83 6 | 48.6 1.2 | 0.7 2.5 | WNW | 289 | 1.6 3.5 | 0.00 | 0.00 | 43.8 8.1 | 54.6 1.5 |
| Carneros Upper (Ranch 81) | 5/31/26 | 0730 | 57.0 4.8 | 72 18 | 48.1 1.4 | 1.0 2.1 | ENE | 64 | 3.5 3.0 | - | - | 51.1 0.4 | 57.1 4.8 |
| Carneros Lower (Ranch 81) | 5/31/26 | 0730 | 62.1 8.6 | 67 24 | 50.9 0.2 | 0.2 0.4 | ENE | 59 | 1.8 1.0 | 0.00 | 0.00 | 44.9 6.4 | 62.2 8.7 |
| Max | 62.1 | 100 | 52.4 | 1.8 | - | 3.5 | 0.00 | 0.00 | 51.1 | 62.2 | ||
| Avg | 54.5 | 85 | 49.7 | 0.5 | - | 1.7 | 0.00 | - | - | - | ||
| Min | 50.9 | 67 | 48.0 | 0.0 | - | 0.0 | 0.00 | 0.00 | 36.4 | 51.2 |