| Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | RH (%) | Daily 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) | 2/24/26 | 55.8 5.5 | 1247 | 50.6 0.4 | 0031 | 53.6 2.6 | 100 | 100 0 | 100 34 | 4.3 | 15.7 0.7 | 0656 | SE | 124 | 2.30 | 36.92 | - | - | 0 0 |
| Rockpile Upper (Cooley) | 2/24/26 | 53.8 6.2 | 1305 | 48.1 0.5 | 0052 | 51.3 1.6 | 100 | 100 0 | 100 26 | 9.4 | 27.0 1.5 | 1056 | SSE | 164 | 2.28 | 37.57 | 0.011 0.038 | 61 148 | 0 0 |
| Cloverdale-East (Ranch 83) | 2/24/26 | 59.3 4.9 | 1222 | 53.5 1.2 | 0020 | 52.2 47.3 | - | - | - | 5.9 | 18.7 5.6 | 1035 | SE | 141 | 1.54 | 30.96 | 0.025 0.039 | 64 130 | 0 0 |
| Cloverdale-SE (Ranch 38) | 2/24/26 | 58.0 6.0 | 1154 | 53.6 1.3 | 0028 | 55.3 2.5 | 98 | 99 1 | 96 34 | 8.1 | 23.8 7.1 | 1226 | SSE | 148 | 1.43 | 32.42 | 0.019 0.037 | 78 112 | 0 0 |
| Geyserville-North (Hoffman) | 2/24/26 | 59.3 5.9 | 1240 | 54.3 1.0 | 0008 | 56.0 2.1 | 96 | 97 2 | 94 7 | 4.8 | 13.6 3.6 | 1212 | SE | 132 | 0.00 | 25.50 | 0.014 0.040 | 38 138 | 0 0 |
| Geyserville (Ranch 3) | 2/24/26 | 58.6 7.0 | 1240 | 54.1 0.9 | 0001 | 56.8 3.0 | 100 | 100 0 | 100 43 | 4.7 | 14.3 4.6 | 1210 | ESE | 104 | 1.23 | 31.60 | 0.010 0.047 | 42 152 | 0 0 |
| Geyserville-East (Ranch 40) | 2/24/26 | 56.5 7.6 | 1238 | 53.4 1.5 | 0006 | 55.1 2.0 | 98 | 100 0 | 94 26 | 11.0 | 28.1 10.3 | 1338 | S | 177 | 1.26 | 32.06 | 0.010 0.053 | 40 176 | 0 0 |
| Geyserville-South (Nervo Station) | 2/24/26 | 58.0 7.0 | 1231 | 53.5 1.0 | 0001 | - | - | - | - | 2.7 | 15.2 6.0 | 1312 | SE | 139 | 1.01 | 24.61 | - | - | 0 0 |
| Jimtown-North (Piccolo Ranch 15) | 2/24/26 | 59.1 7.1 | 1236 | 54.2 1.9 | 0027 | 57.2 3.9 | 100 | 100 0 | 99 45 | 1.5 | 10.1 0.0 | 1250 | S | 188 | 1.39 | 29.29 | 0.011 0.044 | 39 153 | 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) | 2/24/26 | 59.7 9.0 | 1124 | 54.7 4.2 | 0006 | 56.2 2.7 | 96 | 100 0 | 92 38 | 1.9 | 13.0 5.2 | 1454 | SW | 217 | 1.29 | 27.98 | 0.014 0.044 | 42 156 | 0 0 |
| N Chalk Hill Rd (Ranch 63) | 2/24/26 | 54.6 13.0 | 1219 | 51.4 3.9 | 0532 | 53.0 1.9 | 100 | 100 0 | 100 47 | 2.1 | 9.6 1.6 | 1450 | S | 177 | 1.39 | 29.51 | 0.001 0.057 | 0 204 | 0 0 |
| Knights Valley (Bavarian Lion) | 2/24/26 | 60.8 7.9 | 1210 | 53.6 3.6 | 0257 | 55.0 4.2 | 94 | 97 0 | 84 40 | 1.7 | 9.5 0.6 | 1434 | WSW | 248 | 1.11 | 27.57 | 0.021 0.054 | 69 186 | - |
| Upper Dry Creek Valley | 2/22/26 | 54.8 1.0 | 1552 | 46.6 14.7 | 0721 | 52.5 14.9 | 96 | 98 0 | 67 18 | 2.9 | 10.7 10.3 | 0330 | SE | 139 | 0.68 | 32.71 | 0.030 0.037 | 114 86 | - |
| Lower Dry Creek Valley | 2/24/26 | 59.6 7.3 | 1233 | 53.8 1.0 | 0156 | 57.0 3.3 | 100 | 100 0 | 100 47 | 5.3 | 14.2 3.9 | 1106 | ESE | 102 | 1.27 | 33.45 | 0.017 0.043 | 72 127 | 0 0 |
| Max | 60.8 | - | 54.7 | - | 57.2 | 100 | 100 | 100 | 11.0 | 28.1 | - | - | 2.30 | 37.57 | 0.025 | 78 | - | |
| Avg | - | - | - | - | 54.9 | 98 | - | - | 4.9 | - | - | - | - | - | - | - | - | |
| Min | 53.8 | - | 48.1 | - | 51.3 | 94 | 97 | 84 | 1.5 | 9.5 | - | - | 0.00 | 24.61 | 0.001 | 0 | - |
| Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | RH (%) | Daily 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) | 2/11/26 | 61.5 0.6 | 1136 | 49.6 13.4 | 0010 | - | - | 95 5 | 60 9 | 3.9 | 21.6 12.3 | 0227 | 0.18 | 19.98 | - | - | 0 |
| Windsor-NW (Ranch 8) | 2/24/26 | 59.3 9.9 | 1115 | 53.7 0.9 | 0142 | 52.5 0.4 | 86 | 88 2 | 82 24 | 1.9 | 16.7 7.5 | 1237 | 1.38 | 29.02 | 0.025 0.039 | 68 166 | 0 |
| Windsor-East (Ranch 16) | 2/24/26 | 60.7 9.3 | 1128 | 54.6 4.4 | 0053 | 56.4 3.8 | 95 | 100 0 | 88 41 | 3.4 | 13.2 2.3 | 1457 | 1.16 | 21.78 | 0.019 0.050 | 56 175 | 0 |
| Mark West-North (Ranch 14) | 2/24/26 | 60.4 9.6 | 1132 | 54.7 2.9 | 0038 | 56.1 4.2 | 95 | 98 0 | 88 42 | 1.8 | 12.1 3.7 | 1147 | 1.23 | 23.61 | 0.003 0.010 | 0 0 | 0 |
| Windsor-SE (Silk Rd) | 2/24/26 | 59.4 8.7 | 1129 | 54.0 1.8 | 0050 | 56.3 3.5 | 98 | 99 0 | 94 43 | 2.4 | 14.4 5.2 | 1120 | 1.44 | 21.01 | 0.018 0.049 | 65 166 | 0 |
| Fulton-NW (Ranch 5) | 2/24/26 | 60.7 7.7 | 1128 | 54.5 2.7 | 0011 | 28.0 3.1 | 62 | 100 0 | 3 0 | 3.7 | 13.9 3.8 | 1137 | 1.27 | 23.89 | 0.045 0.030 | 60 179 | 0 |
| Windsor-South (Laughlin Rd) | 2/24/26 | 59.8 10.2 | 1125 | 54.0 1.7 | 0054 | 34.8 7.2 | 67 | 100 0 | 1 0 | - | - | - | 1.20 | 23.89 | - | - | - |
| Fulton-SE (Barnes Rd) | 2/24/26 | 61.9 6.2 | 1128 | 55.1 3.4 | 0001 | 56.1 3.8 | 92 | 97 0 | 82 32 | 3.1 | 12.4 0.0 | 1529 | 1.29 | 22.91 | - | - | - |
| Fulton-SW (Ranch 21) | 2/24/26 | 60.0 8.0 | 1127 | 54.2 2.6 | 0412 | -2.4 18.3 | 46 | 100 0 | 0 0 | 4.0 | 15.4 4.5 | 1441 | 1.24 | 23.38 | 0.055 0.021 | 56 186 | - |
| Santa Rosa-NW (Goldfields) | 2/24/26 | 60.7 8.0 | 1125 | 54.6 2.3 | 0050 | 56.5 3.9 | 97 | 100 0 | 85 36 | 3.8 | 13.9 2.8 | 1129 | 1.35 | 24.78 | 0.015 0.050 | 45 166 | - |
| Goldfields Remote | 2/24/26 | 60.9 8.0 | 1124 | 54.5 3.0 | 0055 | - | - | - | - | - | - | - | - | - | - | - | 0 |
| NW Santa Rosa (Piner Road) | 2/24/26 | 60.8 6.2 | 1126 | 54.3 2.5 | 0049 | 57.4 3.3 | 100 | 100 0 | 97 39 | 2.8 | 13.2 3.9 | 1435 | 1.22 | 21.83 | - | - | 0 |
| River Rd South (Denner Ranch) | 2/24/26 | 59.4 8.9 | 1127 | 53.6 2.1 | 0216 | 56.7 3.6 | 100 | 100 0 | 100 45 | 5.1 | 19.1 7.0 | 1048 | - | - | - | - | 0 |
| West Santa Rosa (LOV Vineyard) | 2/24/26 | 60.3 7.5 | 1125 | 54.3 2.3 | 0051 | 55.9 3.7 | 95 | 100 0 | 86 33 | 2.5 | 14.6 4.5 | 1114 | 0.07 | 15.97 | 0.004 0.009 | 0 0 | 0 |
| Guerneville Rd (Prokopakis) | 2/24/26 | 60.1 7.5 | 1122 | 54.4 2.1 | 0047 | 56.4 3.7 | 97 | 100 0 | 88 37 | - | - | - | 1.29 | 22.97 | - | - | 0 |
| Guerneville Rd West (Balletto) | 2/24/26 | 60.5 7.0 | 1127 | 54.6 2.4 | 0234 | 56.9 3.2 | 98 | 100 0 | 89 30 | 3.6 | 14.6 4.1 | 1107 | 1.16 | 22.49 | - | - | 0 |
| Sanchietti Ranch | 2/24/26 | 62.2 4.9 | 1109 | 55.4 1.8 | 0108 | 57.1 2.7 | - | 98 1 | 86 23 | 4.2 | 15.9 4.3 | 1114 | 1.07 | 23.41 | - | - | - |
| Occidental Rd (Sebastopol) | 2/24/26 | 60.4 6.9 | 1119 | 53.8 2.3 | 0152 | 57.1 0.2 | 100 | 100 0 | 100 6 | 2.8 | 19.5 11.4 | 1043 | 0.00 | 6.89 | - | - | 0 |
| Lower Westside Rd (Ranch 12) | 2/24/26 | 59.7 11.6 | 1127 | 54.2 1.3 | 0156 | 56.1 3.4 | 97 | 100 0 | 93 48 | 0.0 | 0.0 0.0 | 0001 | 1.30 | 28.09 | - | - | 0 |
| Guerneville (Laughlin Rd) | 2/24/26 | 58.6 10.1 | 1213 | 54.0 2.4 | 0055 | 55.7 2.0 | 97 | 98 0 | 93 35 | 0.9 | 9.8 2.5 | 1322 | 2.30 | 39.12 | - | - | - |
| Korbel (Winery) | 2/24/26 | 58.6 7.6 | 1350 | 54.2 2.0 | 0042 | 56.2 2.4 | 98 | 100 0 | 93 36 | 1.3 | 8.3 1.6 | 0911 | 2.01 | 36.36 | - | - | - |
| Forestville (Shone Farms) | 2/24/26 | 60.1 8.6 | 1137 | 51.8 0.5 | 0029 | 55.7 3.1 | 96 | 98 1 | 94 41 | 3.3 | 17.6 7.2 | 1119 | 1.49 | 30.20 | 0.016 0.044 | 50 158 | 0 |
| Forestville-NE (Ranch 30) | 2/24/26 | 58.4 8.4 | 1050 | 53.1 1.5 | 0047 | 55.8 2.4 | 99 | 100 0 | 96 38 | 3.2 | 17.4 5.3 | 1415 | 1.38 | 28.36 | 0.013 0.050 | 50 176 | - |
| Green Valley Vineyard | 2/24/26 | 58.9 8.1 | 1138 | 53.1 1.6 | 0054 | 55.3 3.2 | 96 | 98 0 | 93 41 | 2.6 | 15.6 5.7 | 1450 | 1.68 | 34.92 | 0.003 0.084 | 0 327 | - |
| Green Valley (Sanchietti) | 2/24/26 | 60.4 9.0 | 1146 | 54.3 1.9 | 0058 | - | - | - | - | - | - | - | - | - | - | - | 0 |
| Keefer Ranch (Green Valley) | 2/24/26 | 59.6 8.0 | 1140 | 54.0 2.4 | 0455 | 55.9 2.8 | 96 | 98 1 | 93 34 | - | - | - | 1.58 | 31.20 | - | - | - |
| Graton-South (Mill Station Rd) | 2/24/26 | 59.4 7.1 | 1121 | 53.5 2.0 | 0444 | 56.0 3.4 | 97 | 99 1 | 90 36 | 1.2 | 10.1 3.3 | 1106 | 0.37 | 27.44 | - | - | 0 |
| Occidental (Horseshoe Bend) | 2/24/26 | 56.4 8.3 | 1946 | 52.7 0.9 | 0001 | 55.3 3.0 | - | 100 0 | 97 34 | - | - | - | 0.01 | 16.32 | - | - | - |
| Sexton Valley (Jacqueline's Blk) | 2/24/26 | 59.1 7.6 | 1144 | 54.2 2.5 | 0412 | 56.3 3.1 | 97 | 99 1 | 95 34 | 1.5 | 11.4 2.0 | 1409 | 1.81 | 15.18 | - | - | 0 |
| Sebastopol Hills (Burnside Rd) | 2/24/26 | 57.7 7.2 | 1040 | 53.7 2.1 | 0107 | 56.0 3.2 | 99 | 100 0 | 96 30 | 3.6 | 16.8 9.3 | 1403 | 1.50 | 27.76 | - | - | 0 |
| Seaview/Fort Ross (Hirsch) | 2/24/26 | 53.8 5.8 | 0130 | 51.7 2.3 | 0838 | 51.9 1.8 | 97 | 97 0 | 97 24 | 5.7 | 24.8 7.7 | 1125 | 3.87 | 48.25 | 0.010 0.038 | 34 162 | - |
| Max | 62.2 | - | 55.4 | - | 57.4 | 100 | 100 | 100 | 5.7 | 24.8 | - | 3.87 | 48.25 | 0.055 | 68 | - | |
| Avg | - | - | - | - | 52.1 | 92 | - | - | 2.8 | - | - | - | - | - | - | - | |
| Min | 53.8 | - | 51.7 | - | -2.4 | 46 | 88 | 0 | 0.0 | 0.0 | - | 0.00 | 6.89 | 0.003 | 0 | - |
| Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | Daily 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 | 2/24/26 | 58.4 7.1 | 1133 | 53.2 2.8 | 0058 | 53.9 5.1 | 98 3 | 86 41 | 2.4 0.6 | 15.3 3.9 | 0614 | S | 175 | 0.00 | 5.41 | 0.015 0.058 | 48 208 | - |
| Lower Bennett Valley | 2/24/26 | 63.0 4.5 | 1213 | 54.3 6.2 | 0033 | 55.8 4.8 | 100 0 | 78 30 | 4.6 2.6 | 17.8 1.5 | 0917 | S | 185 | 0.98 | 21.91 | 0.036 0.037 | 116 129 | 0 0 |
| Kenwood (Wildwood) | 2/24/26 | 63.2 2.9 | 1249 | 53.7 3.0 | 0221 | 55.3 4.0 | 100 2 | 72 18 | 3.5 1.3 | 15.7 3.0 | 1216 | SSW | 202 | 0.79 | 26.77 | 0.030 0.042 | 81 173 | - |
| Sonoma Valley (Bedrock) | 2/24/26 | 64.4 1.8 | 1111 | 52.8 4.5 | 0126 | 53.8 4.3 | 96 1 | 63 13 | - | - | - | - | 0.61 | 22.98 | - | - | - |
| Sonoma-West (Arnold) | 2/24/26 | 66.2 2.2 | 1029 | 53.2 6.9 | 0707 | 55.4 4.5 | 100 0 | 64 14 | 2.3 1.0 | 15.5 8.3 | 1457 | SW | 229 | 0.03 | 17.08 | 0.051 0.027 | 164 134 | - |
| Sonoma Valley HS | 2/24/26 | 65.3 2.0 | 1202 | 53.9 7.6 | 0640 | 56.4 4.4 | 100 0 | 68 12 | 2.4 1.2 | 11.4 4.4 | 1558 | SSW | 198 | 0.01 | 5.27 | 0.044 0.027 | 144 129 | - |
| Sonoma East (Bundschu01) | 2/24/26 | 65.0 2.9 | 1229 | 53.9 9.3 | 0656 | 54.6 4.8 | 95 2 | 63 13 | 4.2 2.3 | 17.3 6.1 | 1333 | SSE | 168 | 0.49 | 17.40 | 0.052 0.028 | 151 142 | - |
| Schellville (Sasaki) | 2/4/26 | 70.2 | 1502 | 39.9 | 0001 | 48.4 | 98 | 51 | 2.9 | 11.8 | 1113 | NE | 34 | 0.00 | 0.00 | - | - | 0 |
| Sonoma-SE (Napoli) | 2/24/26 | 65.3 5.2 | 1231 | 53.8 8.9 | 0659 | 54.5 4.6 | 95 1 | 63 16 | 2.1 1.1 | 14.5 3.0 | 1037 | S | 186 | 0.29 | 14.92 | - | - | 0 0 |
| Ricci Vineyards (Carneros) | 2/24/26 | 67.6 2.1 | 1106 | 53.6 8.9 | 0645 | 54.6 4.2 | 96 1 | 62 14 | 4.1 1.8 | 18.5 7.6 | 1421 | SSW | 206 | 0.30 | 18.73 | 0.056 0.026 | 173 132 | - |
| Carneros (Ranch 71) | 2/24/26 | 68.0 1.3 | 1115 | 54.7 3.7 | 0157 | 54.6 3.7 | 100 5 | 61 8 | 3.3 1.0 | 13.6 2.9 | 1615 | SSW | 199 | 0.33 | 16.16 | 0.052 0.025 | 172 121 | 0 0 |
| Carneros Upper (Ranch 81) | 2/24/26 | 66.7 1.8 | 1114 | 54.8 3.5 | 0138 | 38.1 12.2 | - | - | 8.1 5.0 | 23.1 11.0 | 1252 | SSW | 212 | - | - | - | - | 0 0 |
| Carneros Lower (Ranch 81) | 2/24/26 | 68.5 0.8 | 1121 | 54.4 8.6 | 0637 | 31.7 6.8 | 100 0 | 0 0 | 2.0 1.0 | 14.4 6.6 | 1053 | SSE | 160 | 0.35 | 16.91 | 0.055 0.008 | 151 80 | 0 0 |
| Rohnert Park-West (Stony Point) | 2/24/26 | 64.1 1.9 | 1103 | 54.8 3.1 | 0003 | 56.6 3.7 | 99 0 | 81 20 | 4.0 2.1 | 17.7 5.5 | 1027 | SE | 144 | 1.03 | 6.24 | - | - | - |
| Cartograph Wines Base | 2/24/26 | 61.3 2.7 | 1104 | 53.4 1.8 | 0008 | 56.3 3.0 | 98 2 | 88 20 | 5.2 2.7 | 16.9 4.3 | 1050 | SSE | 158 | 0.84 | 22.32 | 0.025 0.038 | 92 147 | - |
| Cartograph Wines Remote | 2/24/26 | 63.2 2.8 | 1102 | 53.7 3.2 | 0004 | - | - | - | - | - | - | - | - | - | - | - | - |
| Rice-Spivak Vineyard | 2/24/26 | 63.6 2.2 | 1103 | 53.8 3.9 | 0005 | - | - | - | - | - | - | - | - | - | - | - | - |
| Penngrove (Asellus) | 2/24/26 | 63.8 2.6 | 1008 | 55.2 6.4 | 0141 | 55.4 4.1 | 96 1 | 73 21 | 5.6 2.5 | 16.6 2.1 | 1319 | SSE | 158 | 1.72 | 35.94 | - | - | 0 0 |
| Petaluma (Ranch 10) | 2/24/26 | 66.0 3.8 | 1024 | 54.6 5.1 | 0203 | 55.6 4.1 | 100 5 | 66 21 | 1.3 0.3 | 11.8 6.0 | 1514 | WSW | 247 | 0.42 | 15.65 | 0.035 0.035 | 113 138 | 0 0 |
| Max | 68.5 | - | 55.2 | - | 56.6 | 100 | 88 | 8.1 | 23.1 | - | - | 1.72 | 35.94 | 0.056 | 173 | - | |
| Avg | - | - | - | - | 52.7 | - | - | 3.7 | - | - | - | - | - | - | - | - | |
| Min | 58.4 | - | 52.8 | - | 31.7 | 95 | 0 | 1.3 | 11.4 | - | - | 0.00 | 5.27 | 0.015 | 48 | - |