| Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | RH (%) | 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) | 10/14/25 | 54.7 0.7 | 1616 | 46.6 0.4 | 0042 | 48.4 2.7 | 94 | 100 0 | 82 13 | 1.8 | 11.6 9.7 | 1804 | W | 271 | 0.16 | 2.25 | - | - | 40 10 |
| Rockpile Upper (Cooley) | 10/14/25 | 51.6 1.2 | 1637 | 43.5 0.9 | 0130 | 46.7 2.2 | 98 | 100 0 | 88 13 | 3.7 | 14.9 19.3 | 0828 | N | 3 | 0.16 | 2.24 | 0.017 0.002 | 69 22 | 20 10 |
| Cloverdale-East (Ranch 83) | 10/14/25 | 57.2 0.2 | 1615 | 49.7 0.7 | 0202 | - | - | - | - | 0.8 | 7.5 8.8 | 1101 | SSE | 158 | 0.14 | 1.82 | 0.024 0.000 | 66 17 | 0 0 |
| Cloverdale-SE (Ranch 38) | 10/14/25 | 55.6 1.0 | 1524 | 48.7 0.2 | 0201 | 50.7 3.3 | 96 | 100 2 | 89 22 | 2.8 | 8.3 10.4 | 0715 | NW | 317 | 0.17 | 1.74 | 0.017 0.009 | 57 20 | 0 0 |
| Geyserville-North (Hoffman) | 10/13/25 | 60.4 15.9 | 1132 | 50.4 2.8 | 1944 | 48.1 3.1 | 82 | 96 8 | 59 28 | 2.8 | 13.4 0.1 | 1347 | WNW | 282 | 0.00 | 0.00 | 0.031 0.095 | 95 286 | 20 10 |
| Geyserville (Ranch 3) | 10/14/25 | 56.5 4.8 | 1549 | 50.3 0.1 | 0150 | 52.9 4.0 | 99 | 100 0 | 88 31 | 1.2 | 6.6 9.6 | 0746 | WSW | 256 | 0.17 | 1.39 | 0.014 0.018 | 49 56 | 0 0 |
| Geyserville-East (Ranch 40) | 10/14/25 | 54.0 7.2 | 1720 | 48.5 0.2 | 0225 | 50.6 3.4 | 98 | 100 1 | 93 35 | 2.2 | 10.2 12.4 | 0121 | NW | 316 | 0.20 | 1.60 | 0.015 0.016 | 54 53 | 0 0 |
| Geyserville-South (Nervo Station) | 10/14/25 | 56.4 8.9 | 1612 | 49.6 0.1 | 0106 | - | - | - | - | 0.7 | 10.5 9.7 | 0112 | W | 269 | 0.16 | 1.45 | - | - | 10 10 |
| Jimtown-North (Piccolo Ranch 15) | 10/14/25 | 56.7 4.0 | 1650 | 50.4 0.2 | 0112 | 52.7 4.5 | 98 | 100 0 | 82 29 | 0.6 | 8.1 7.9 | 0115 | WSW | 242 | 0.26 | 1.65 | 0.014 0.012 | 49 45 | 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) | 10/14/25 | 56.5 4.4 | 1644 | 50.5 3.7 | 0126 | 51.7 3.4 | 95 | 97 0 | 84 30 | 0.5 | 4.5 9.6 | 0915 | NNW | 328 | 0.29 | 2.06 | 0.012 0.013 | 41 51 | 0 0 |
| N Chalk Hill Rd (Ranch 63) | 10/14/25 | 54.2 9.0 | 1628 | 49.2 1.1 | 0128 | 51.6 3.5 | 100 | 100 0 | 100 50 | 0.8 | 6.6 9.3 | 0121 | S | 191 | 0.28 | 1.99 | 0.014 0.012 | 51 48 | 40 10 |
| Knights Valley (Bavarian Lion) | 10/14/25 | 54.6 4.7 | 1712 | 49.1 4.5 | 0110 | 50.1 3.3 | 94 | 96 1 | 88 33 | 0.8 | 4.9 13.3 | 0128 | W | 272 | 0.29 | 2.32 | 0.017 0.013 | 60 57 | 0 0 |
| Upper Dry Creek Valley | 10/14/25 | 56.5 4.1 | 1650 | 50.0 0.0 | 0132 | 51.8 3.4 | 95 | 97 0 | 87 30 | 0.8 | 5.1 7.9 | 0139 | SW | 236 | 0.21 | 1.50 | 0.014 0.017 | 46 68 | 0 0 |
| Lower Dry Creek Valley | 10/14/25 | 57.4 4.2 | 1600 | 50.2 0.8 | 0123 | 52.7 3.4 | 98 | 100 0 | 82 28 | 1.4 | 6.4 10.8 | 0733 | NW | 307 | 0.24 | 1.45 | 0.015 0.015 | 54 56 | 10 10 |
| Max | 57.4 | - | 50.5 | - | 52.9 | 100 | 100 | 100 | 3.7 | 14.9 | - | - | 0.29 | 2.32 | 0.024 | 69 | - | |
| Avg | - | - | - | - | 50.9 | 97 | - | - | 1.4 | - | - | - | - | - | - | - | - | |
| Min | 51.6 | - | 43.5 | - | 46.7 | 94 | 96 | 82 | 0.5 | 4.5 | - | - | 0.14 | 1.39 | 0.012 | 41 | - |
| Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | RH (%) | 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) | 10/14/25 | 57.2 7.8 | 1627 | 50.2 0.4 | 0328 | - | - | 97 1 | 85 37 | 0.1 | 6.0 10.1 | 2331 | 0.19 | 1.85 | - | - | 10 |
| Windsor-NW (Ranch 8) | 10/14/25 | 56.1 6.7 | 1627 | 50.0 0.0 | 0106 | 48.8 0.8 | 85 | 87 2 | 84 22 | 0.8 | 5.3 5.3 | 0312 | 0.32 | 2.13 | 0.018 0.008 | 56 43 | 0 |
| Windsor-East (Ranch 16) | 10/14/25 | 55.7 5.0 | 1708 | 50.1 2.0 | 0101 | 51.3 3.2 | 94 | 99 4 | 86 29 | 0.8 | 5.4 6.1 | 0333 | 0.36 | 1.39 | 0.014 0.015 | 48 61 | 10 |
| Mark West-North (Ranch 14) | 10/14/25 | 55.5 6.3 | 1708 | 50.4 1.2 | 0143 | 51.5 3.5 | 94 | 97 0 | 90 37 | 0.1 | 2.9 7.3 | 1624 | 0.17 | 2.14 | 0.001 0.006 | 0 0 | 60 |
| Windsor-SE (Silk Rd) | 10/14/25 | 56.0 5.0 | 1738 | 50.4 3.9 | 0107 | 51.9 3.1 | 95 | 98 2 | 89 33 | 0.4 | 3.2 6.8 | 1536 | 0.01 | 1.01 | 0.015 0.011 | 53 54 | 0 |
| Fulton-NW (Ranch 5) | 10/14/25 | 55.8 5.8 | 1750 | 50.4 3.4 | 0300 | 51.9 3.1 | 96 | 100 0 | 90 34 | 0.7 | 5.0 6.0 | 0710 | 0.34 | 2.24 | 0.015 0.014 | 54 49 | 0 |
| Windsor-South (Laughlin Rd) | 10/14/25 | 55.7 6.0 | 1733 | 49.8 1.5 | 0248 | - | - | - | - | - | - | - | 0.30 | 2.02 | - | - | 0 |
| Fulton-SE (Barnes Rd) | 10/14/25 | 55.5 4.8 | 1720 | 50.4 1.8 | 0335 | 51.4 3.0 | 94 | 96 2 | 89 30 | 0.5 | 5.0 10.2 | 1429 | 0.31 | 1.88 | - | - | 10 |
| Fulton-SW (Ranch 21) | 10/14/25 | 55.4 5.9 | 1737 | 49.8 2.1 | 0257 | - | - | - | - | 1.0 | 7.1 8.0 | 1305 | 0.28 | 2.21 | 0.029 0.005 | 67 67 | 0 |
| Santa Rosa-NW (Goldfields) | 10/14/25 | 55.8 6.5 | 1736 | 50.3 1.5 | 0246 | 52.0 3.3 | 96 | 100 3 | 89 35 | 1.2 | 6.1 7.3 | 0725 | 0.29 | 2.23 | 0.015 0.014 | 53 60 | 0 |
| Goldfields Remote | 10/14/25 | 55.9 7.5 | 1745 | 50.0 2.9 | 0335 | - | - | - | - | - | - | - | - | - | - | - | 0 |
| NW Santa Rosa (Piner Road) | 10/14/25 | 54.9 6.1 | 1809 | 49.8 2.5 | 0154 | 52.8 2.2 | 100 | 100 0 | 100 39 | 0.2 | 3.3 11.6 | 2157 | 0.28 | 2.17 | - | - | 0 |
| River Rd South (Denner Ranch) | 10/14/25 | 55.6 6.3 | 1755 | 49.6 2.6 | 0300 | 51.4 3.1 | 95 | 97 2 | 91 36 | 1.1 | 5.3 9.4 | 2038 | - | - | - | - | 20 |
| West Santa Rosa (LOV Vineyard) | 10/14/25 | 55.7 6.2 | 1724 | 50.0 2.6 | 0313 | 51.7 2.9 | 95 | 97 1 | 91 38 | 0.5 | 3.8 12.1 | 1004 | 0.31 | 2.61 | 0.001 0.003 | 0 0 | 0 |
| Guerneville Rd (Prokopakis) | 10/14/25 | 55.7 10.2 | 1653 | 49.8 2.6 | 0203 | 52.4 3.0 | 98 | 99 1 | 95 46 | - | - | - | 0.25 | 2.07 | - | - | 20 |
| Guerneville Rd West (Balletto) | 10/14/25 | 56.2 4.8 | 1826 | 50.4 3.9 | 0113 | 52.4 2.9 | 97 | 99 1 | 93 31 | 0.7 | 4.1 12.1 | 1004 | 0.00 | 0.27 | - | - | 0 |
| Guerneville Rd East (Rich Ranch) | 9/11/25 | 81.5 4.0 | 1431 | 58.6 0.2 | 0101 | 57.4 1.0 | 71 | 90 8 | 45 6 | - | - | - | - | - | - | - | 100 |
| Sanchietti Ranch | 10/14/25 | 56.8 6.4 | 1748 | 50.8 5.0 | 0245 | 53.0 3.3 | - | 99 2 | 92 31 | 1.0 | 5.3 8.0 | 2050 | 0.20 | 1.48 | - | - | 10 |
| Occidental Rd (Sebastopol) | 10/14/25 | 55.9 7.2 | 1751 | 49.7 4.6 | 0210 | 52.9 1.5 | 100 | 100 0 | 100 25 | 1.0 | 5.3 9.4 | 0953 | 0.16 | 1.44 | - | - | 0 |
| Lower Westside Rd (Ranch 12) | 10/14/25 | 56.2 4.6 | 1620 | 49.5 2.0 | 0716 | 52.0 2.9 | 97 | 100 0 | 90 34 | 0.3 | 2.9 7.5 | 0141 | 0.36 | 2.01 | 0.001 0.003 | 0 0 | 10 |
| Guerneville (Laughlin Rd) | 10/14/25 | 56.2 6.1 | 1707 | 49.7 2.8 | 0349 | 51.3 2.3 | 95 | 97 0 | 90 38 | 0.2 | 4.3 6.1 | 1654 | 0.30 | 2.23 | - | - | 0 |
| Korbel (Winery) | 10/14/25 | 56.8 5.6 | 1706 | 50.4 2.9 | 0323 | 51.8 2.2 | 95 | 97 0 | 89 39 | 0.0 | 0.0 4.5 | 0101 | 0.31 | 2.04 | - | - | 0 |
| Forestville (Shone Farms) | 10/14/25 | 57.0 4.4 | 1732 | 48.4 0.5 | 0123 | 51.6 2.6 | 96 | 98 1 | 93 33 | 0.9 | 5.5 4.1 | 1551 | 0.28 | 2.00 | 0.016 0.011 | 55 57 | 0 |
| Forestville-NE (Ranch 30) | 10/14/25 | 54.9 7.9 | 1716 | 48.9 2.3 | 0145 | 51.5 2.5 | 98 | 100 1 | 96 36 | 0.7 | 5.8 4.9 | 1623 | 0.29 | 1.84 | 0.015 0.012 | 58 57 | 0 |
| Green Valley Vineyard | 10/14/25 | 55.8 5.8 | 1708 | 48.9 1.9 | 0157 | 51.0 2.8 | 95 | 98 0 | 89 33 | 0.6 | 4.8 10.5 | 1547 | 0.22 | 1.99 | 0.006 0.003 | 19 9 | 0 |
| Green Valley (Sanchietti) | 10/14/25 | 56.6 6.5 | 1725 | 49.6 4.8 | 0001 | - | - | - | - | - | - | - | - | - | - | - | 0 |
| Keefer Ranch (Green Valley) | 10/14/25 | 56.1 4.7 | 1622 | 49.7 3.9 | 0114 | 52.6 2.6 | 98 | 100 0 | 94 27 | - | - | - | 0.19 | 1.76 | - | - | 0 |
| Graton-South (Mill Station Rd) | 10/14/25 | 55.7 6.0 | 1727 | 48.1 4.1 | 0118 | 51.6 3.2 | 98 | 100 0 | 94 38 | 0.0 | 2.8 5.3 | 0913 | 0.18 | 2.28 | - | - | 0 |
| Occidental (Horseshoe Bend) | 10/14/25 | 54.1 6.3 | 1607 | 48.6 2.1 | 0101 | 50.0 2.2 | - | 97 1 | 90 30 | - | - | - | 0.12 | 2.20 | - | - | 0 |
| Sexton Valley (Jacqueline's Blk) | 10/14/25 | 55.5 6.9 | 1713 | 48.2 2.4 | 0104 | 51.7 2.6 | 97 | 98 0 | 96 34 | 0.3 | 3.4 9.3 | 0929 | 0.18 | 2.56 | - | - | 0 |
| Sebastopol Hills (Burnside Rd) | 10/14/25 | 54.3 6.0 | 1643 | 48.5 0.9 | 0125 | 51.3 2.7 | 99 | 100 1 | 97 29 | 0.7 | 5.8 12.9 | 0752 | 0.15 | 1.84 | - | - | 0 |
| Seaview/Fort Ross (Hirsch) | 10/14/25 | 50.4 2.2 | 1238 | 45.1 1.3 | 0556 | 46.3 1.2 | 95 | 97 0 | 87 14 | 1.7 | 9.6 5.4 | 0101 | 0.15 | 2.94 | 0.013 0.011 | 49 67 | 0 |
| Max | 57.2 | - | 50.8 | - | 53.0 | 100 | 100 | 100 | 1.7 | 9.6 | - | 0.36 | 2.94 | 0.029 | 67 | - | |
| Avg | - | - | - | - | 51.5 | 96 | - | - | 0.6 | - | - | - | - | - | - | - | |
| Min | 50.4 | - | 45.1 | - | 46.3 | 85 | 87 | 84 | 0.0 | 0.0 | - | 0.00 | 0.27 | 0.001 | 0 | - |
| Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | 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 | 10/14/25 | 52.4 6.3 | 1452 | 47.9 1.9 | 0636 | 48.8 2.7 | 97 1 | 90 31 | 0.7 1.0 | 5.7 6.6 | 0748 | NW | 319 | 0.43 | 2.48 | 0.014 0.016 | 51 70 | 0 0 |
| Lower Bennett Valley | 10/14/25 | 55.2 8.8 | 1618 | 48.8 7.0 | 0238 | 51.5 3.4 | 100 0 | 90 37 | 1.5 0.5 | 6.5 8.5 | 0839 | NW | 306 | 0.18 | 1.69 | 0.018 0.020 | 73 78 | 0 0 |
| Kenwood (Wildwood) | 10/14/25 | 56.2 8.2 | 1611 | 49.7 5.7 | 0259 | 51.2 3.3 | 99 1 | 84 35 | 0.9 1.0 | 5.5 8.9 | 0853 | NNW | 331 | 0.21 | 1.62 | 0.023 0.016 | 95 64 | 0 0 |
| Sonoma Valley (Bedrock) | 10/14/25 | 55.9 7.6 | 1548 | 48.9 4.9 | 0324 | 50.0 3.2 | 97 1 | 78 30 | - | - | - | - | 0.20 | 1.54 | - | - | 0 0 |
| Sonoma-West (Arnold) | 10/14/25 | 57.8 6.9 | 1611 | 50.3 4.4 | 0151 | 51.4 3.2 | 98 2 | 77 28 | 0.8 1.6 | 5.3 12.1 | 1151 | NNE | 22 | 0.14 | 1.66 | 0.030 0.013 | 119 34 | 40 10 |
| Sonoma Valley HS | 10/14/25 | 56.4 7.6 | 1654 | 50.4 4.0 | 0139 | 53.0 3.0 | 100 0 | 92 34 | 0.6 1.2 | 4.6 13.9 | 1156 | N | 0 | 0.18 | 1.63 | 0.024 0.014 | 99 52 | 0 0 |
| Sonoma East (Bundschu01) | 10/14/25 | 57.2 8.0 | 1630 | 50.9 8.0 | 0140 | 51.2 3.5 | 96 1 | 80 31 | 0.9 2.1 | 6.1 12.7 | 1244 | NE | 42 | 0.00 | 0.08 | 0.027 0.017 | 99 53 | 20 10 |
| Schellville (Sasaki) | 10/14/25 | 58.0 8.1 | 1713 | 51.2 1.5 | 0800 | 51.7 3.1 | 96 2 | 80 28 | 0.2 2.8 | 5.1 17.8 | 2251 | ENE | 72 | 0.11 | 0.83 | - | - | 40 10 |
| Sonoma-SE (Napoli) | 10/14/25 | 57.8 8.7 | 1708 | 50.7 6.3 | 0143 | 51.2 3.4 | 96 2 | 79 32 | 0.0 1.7 | 4.4 13.1 | 2315 | E | 94 | 0.17 | 1.05 | - | - | 20 10 |
| Ricci Vineyards (Carneros) | 10/14/25 | 58.5 6.8 | 1055 | 49.8 3.0 | 0757 | 51.0 2.7 | 96 1 | 74 23 | 1.4 2.7 | 6.7 13.5 | 2309 | ESE | 106 | 0.05 | 0.93 | 0.034 0.017 | 131 41 | 20 10 |
| Carneros (Ranch 71) | 10/14/25 | 56.8 8.7 | 1058 | 50.1 0.2 | 0143 | 50.4 2.6 | 98 0 | 80 29 | 2.0 2.3 | 9.1 10.9 | 2308 | E | 92 | 0.15 | 0.99 | 0.029 0.018 | 105 48 | 0 0 |
| Carneros Upper (Ranch 81) | 10/14/25 | 56.5 8.4 | 1629 | 50.0 0.2 | 0131 | 5.0 16.9 | 100 0 | 1 0 | 1.6 3.7 | 7.6 15.5 | 1233 | NE | 44 | - | - | - | - | 0 0 |
| Carneros Lower (Ranch 81) | 10/14/25 | 57.0 12.1 | 1647 | 49.2 5.7 | 0733 | 51.8 3.3 | 100 0 | 80 33 | 0.6 | 5.8 12.4 | 1217 | N | 9 | 0.32 | 0.70 | 0.028 0.013 | 114 48 | 0 0 |
| Rohnert Park-West (Stony Point) | 10/14/25 | 56.1 6.9 | 1800 | 49.8 5.5 | 0309 | 52.0 3.0 | 99 1 | 92 30 | 0.9 0.9 | 5.6 11.5 | 0948 | NW | 322 | 0.17 | 1.15 | - | - | 0 0 |
| Cartograph Wines Base | 10/14/25 | 55.2 7.8 | 1621 | 49.3 0.5 | 0345 | 51.7 2.3 | 100 2 | 92 26 | 1.4 2.1 | 6.9 17.0 | 0901 | N | 351 | 0.18 | 1.81 | 0.021 0.013 | 86 59 | 0 0 |
| Cartograph Wines Remote | 10/14/25 | 56.3 9.5 | 1553 | 49.6 5.3 | 0346 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Rice-Spivak Vineyard | 10/14/25 | 56.4 8.9 | 1623 | 49.4 10.2 | 0229 | - | - | - | - | - | - | - | - | - | - | - | 0 0 |
| Penngrove (Asellus) | 10/14/25 | 56.7 8.0 | 1601 | 50.0 7.0 | 0255 | 51.1 3.2 | 97 1 | 82 28 | 1.0 0.8 | 7.1 14.9 | 1107 | NNW | 329 | 0.00 | 0.05 | - | - | 0 0 |
| Roger's Creek (Ranch 50) | 10/14/25 | 54.5 5.7 | 1623 | 48.6 0.2 | 0208 | 50.9 2.7 | 100 0 | 88 26 | 1.5 2.9 | 6.8 10.1 | 1549 | NW | 304 | 0.12 | 1.60 | 0.025 0.010 | 103 25 | 0 0 |
| Petaluma (Ranch 10) | 10/14/25 | 57.7 8.7 | 1619 | 50.3 5.9 | 0642 | 52.0 3.2 | 99 2 | 81 28 | 0.4 1.1 | 4.6 10.4 | 1156 | NW | 319 | 0.08 | 1.01 | 0.027 0.007 | 103 5 | 0 0 |
| Max | 58.5 | - | 51.2 | - | 53.0 | 100 | 92 | 2.0 | 9.1 | - | - | 0.43 | 2.48 | 0.034 | 131 | - | |
| Avg | - | - | - | - | 48.7 | - | - | 1.0 | - | - | - | - | - | - | - | - | |
| Min | 52.4 | - | 47.9 | - | 5.0 | 96 | 1 | 0.0 | 4.4 | - | - | 0.00 | 0.05 | 0.014 | 51 | - |