| Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | Max RH (%) | Min RH (%) | Wind Spd (mph) | Daily Max Wind (mph) | Time of Max Wind | Max Wind Dir (°) | Daily Rain (In) | Seasonal Rainfall (In) | Daily ETo (in) | Daily Solar Rad (Cal/cm2) | Powdery Mildew Stress (pts) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rockpile Upper (Cooley) | 1/18/21 | 74.9 0.3 | 1413 | 55.2 1.9 | 2353 | 16.1 22.0 | 43 24 | 6 16 | 6.1 | 29.4 7.2 | 0656 | N | 352 | 0.00 | 8.04 | 0.150 0.000 | 329 12 | 0 0 |
| Rockpile Lower (Cooley) | 1/18/21 | 79.0 2.0 | 1404 | 58.1 2.2 | 2357 | 18.3 22.5 | 50 14 | 6 13 | 3.6 | 16.3 1.9 | 2330 | NNE | 30 | 0.00 | 8.11 | - | - | 0 0 |
| Cloverdale-East (Ranch 83) | 1/18/21 | 81.4 1.3 | 1422 | 43.0 5.4 | 0741 | 27.8 17.6 | 87 5 | 5 22 | 3.8 | 15.9 4.4 | 2041 | NE | 49 | 0.00 | 6.09 | 0.110 0.007 | 288 15 | 0 0 |
| Cloverdale-SE (Ranch 38) | 1/18/21 | 82.1 0.7 | 1514 | 54.2 0.0 | 0001 | 23.5 21.1 | 72 0 | 6 20 | 5.1 | 24.4 0.3 | 2304 | NNE | 18 | 0.00 | 5.39 | 0.128 0.008 | 281 14 | 0 0 |
| Geyserville-North (Hoffman) | 1/14/21 | 71.7 5.9 | 1453 | 38.6 6.7 | 0710 | 46.0 5.5 | 98 0 | 44 29 | 2.5 | 10.2 4.2 | 1048 | WNW | 287 | 0.01 | 5.17 | 0.069 0.038 | 272 148 | 0 0 |
| Geyserville (Ranch 3) | 1/18/21 | 79.5 1.2 | 1445 | 51.0 1.7 | 0205 | 21.2 25.9 | 82 10 | 5 23 | 6.2 | 26.6 10.6 | 2213 | ENE | 73 | 0.00 | 5.28 | 0.152 0.065 | 268 15 | 0 0 |
| Geyserville-East (Ranch 40) | 1/18/21 | 80.8 1.9 | 1324 | 54.3 1.4 | 0039 | 18.5 28.5 | 72 9 | 7 20 | 12.3 | 52.7 38.7 | 0435 | NNE | 26 | 0.01 | 5.37 | 0.225 0.130 | 298 17 | 0 0 |
| Geyserville-South (Nervo Station) | 1/18/21 | 79.9 1.2 | 1149 | 51.6 0.6 | 0129 | 20.3 27.3 | 80 1 | 6 24 | 5.6 | 25.6 14.8 | 0514 | W | 268 | 0.00 | 5.30 | - | - | 0 0 |
| Lytton (River Oaks) | 1/18/21 | 79.7 5.7 | 1217 | 48.5 1.2 | 0001 | 21.1 26.2 | 93 4 | 4 22 | 5.8 | 29.2 15.7 | 2314 | E | 86 | 0.00 | 6.55 | 0.150 0.062 | 294 18 | 0 0 |
| Jimtown-North (Piccolo-R15) | 1/18/21 | 80.9 1.5 | 1541 | 48.4 7.2 | 0021 | 18.9 27.3 | 100 0 | 5 18 | 5.0 | 27.6 19.7 | 2308 | NE | 56 | 0.00 | 5.74 | 0.133 0.067 | 252 17 | 0 0 |
| Jimtown-NE (Red Fan) | 1/18/21 | 80.9 2.4 | 1523 | 50.1 6.8 | 0046 | 17.9 29.8 | 96 2 | 4 20 | 5.6 | 29.0 21.1 | 2301 | NNE | 33 | 0.00 | 10.83 | 0.155 0.082 | 282 18 | 0 0 |
| HWY 128/Chalk Hill Rd (Landslide) | 1/18/21 | 79.8 3.0 | 1223 | 49.6 8.6 | 0005 | 19.0 28.2 | 97 3 | 6 20 | 5.3 | 26.2 14.0 | 2233 | NNE | 21 | 0.00 | 12.08 | 0.156 0.076 | 302 20 | 0 0 |
| Lower Dry Creek Valley | 1/18/21 | 81.0 0.7 | 1326 | 46.9 7.2 | 0238 | 22.3 24.7 | 93 7 | 4 27 | 6.6 | 28.3 19.1 | 2341 | NNW | 335 | 0.00 | 5.77 | 0.154 0.077 | 275 15 | 0 0 |
| Max | 82.1 | - | 58.1 | - | 27.8 | 100 | 7 | 12.3 | 52.7 | - | - | 0.01 | - | 0.225 | 329 | - | |
| Avg | - | - | - | - | 20.4 | - | - | 5.9 | - | - | - | - | - | - | - | - | |
| Min | 74.9 | - | 43.0 | - | 16.1 | 43 | 4 | 3.6 | 15.9 | - | - | 0.00 | - | 0.110 | 252 | - |
| Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | Max RH (%) | Min RH (%) | Wind Spd (mph) | Daily Max Wind (mph) | Max Wind Dir (°) | Time of Max Wind | Daily Rain (In) | Seasonal Rainfall (In) | Daily ETo (in) | Daily Solar Rad (Cal/cm2) | Powdery Mildew Stress (pts) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Healdsburg-South (Sodini) | 1/18/21 | 78.5 0.0 | 1306 | 48.4 6.9 | 0320 | 21.3 26.7 | 95 5 | 7 30 | 7.6 | 32.3 25.2 | N | 7 | 2335 | 0.00 | 5.27 | - | - | 0 0 |
| Windsor-NW (Ranch 8) | 1/18/21 | 84.2 3.1 | 1526 | 50.6 6.3 | 0221 | 25.9 23.0 | 85 3 | 8 26 | 6.4 | 30.5 23.6 | NNE | 26 | 2352 | 0.00 | 6.16 | 0.168 0.094 | 282 18 | 0 0 |
| Windsor-East (Ranch 16) | 1/18/21 | 77.8 1.0 | 1301 | 47.6 6.5 | 0102 | 15.8 32.2 | 96 4 | 6 31 | 8.2 | 33.3 20.0 | N | 7 | 2048 | 0.00 | 5.42 | 0.203 0.127 | 297 22 | 0 0 |
| Mark West-North (Ranch 14) | 1/18/21 | 78.6 0.9 | 1239 | 46.9 6.8 | 0058 | 17.4 29.4 | 96 4 | 5 31 | 8.9 | 37.9 31.9 | NNE | 14 | 2051 | 0.00 | 6.04 | 0.199 0.129 | 297 23 | 0 0 |
| Windsor-SE (Silk Rd) | 1/18/21 | 79.0 0.8 | 1259 | 45.2 9.0 | 0017 | 18.4 27.3 | 100 0 | 5 31 | 7.7 | 32.8 21.1 | NNE | 32 | 2123 | 0.00 | 5.85 | 0.194 0.123 | 285 22 | 0 0 |
| Fulton-NW (Ranch 5) | 1/18/21 | 77.3 2.5 | 1321 | 45.7 6.9 | 0130 | 19.4 27.9 | 100 0 | 7 36 | 9.6 | 36.7 30.1 | N | 7 | 2119 | 0.01 | 6.03 | 0.216 0.149 | 275 23 | 0 0 |
| Windsor-South (Laughlin Rd) | 1/18/21 | 77.6 0.1 | 1256 | 48.0 8.8 | 0048 | - | - | - | - | - | - | - | 0.00 | 6.10 | - | - | 0 0 |
| Fulton-SE (Barnes Rd) | 1/18/21 | 78.5 2.2 | 1349 | 44.6 6.1 | 0338 | 26.0 20.8 | 98 2 | 8 31 | 8.6 | 41.3 34.4 | NNE | 33 | 2134 | 0.00 | 5.70 | - | - | 0 0 |
| Fulton-SW (Ranch 21) | 1/18/21 | 77.9 2.2 | 1328 | 45.6 7.1 | 0320 | 18.8 27.9 | 98 2 | 6 33 | 9.6 | 36.8 29.3 | NNE | 33 | 2127 | 0.01 | 5.66 | 0.211 0.140 | 283 17 | 0 0 |
| Santa Rosa-NW (Goldfields) | 1/18/21 | 79.2 1.2 | 1332 | 45.3 6.9 | 0105 | 20.5 26.4 | 100 0 | 7 31 | 10.1 | 41.8 33.4 | NNE | 19 | 2145 | 0.00 | 5.32 | 0.211 0.146 | 252 16 | 0 0 |
| NW Santa Rosa (Piner Road) | 1/18/21 | 78.6 3.5 | 1310 | 43.4 5.9 | 0340 | 22.6 23.3 | 98 2 | 9 34 | 5.5 | 32.9 25.5 | NNE | 15 | 2155 | 0.00 | 5.42 | - | - | - |
| River Rd South (Denner Ranch) | 1/18/21 | 78.9 2.6 | 1426 | 45.2 6.9 | 0148 | 20.4 26.4 | 100 0 | 6 34 | 10.5 | 36.6 26.1 | NNE | 30 | 2238 | 0.00 | 5.28 | - | - | - |
| West Santa Rosa (Hawk's Roost) | 1/18/21 | 78.3 1.0 | 1351 | 45.2 6.6 | 0334 | 19.4 26.9 | 99 1 | 6 32 | 8.5 | 28.4 22.4 | NNW | 341 | 2140 | 0.00 | 6.19 | 0.201 0.134 | 285 17 | 0 0 |
| Guerneville Rd West (Balletto) | 1/18/21 | 77.9 2.5 | 1401 | 42.3 4.7 | 0344 | 22.1 24.3 | 99 1 | 9 35 | 7.8 | 27.4 19.4 | ENE | 59 | 2206 | 0.00 | 6.35 | - | - | 0 0 |
| Guerneville Rd East (Rich Ranch) | 1/18/21 | 77.9 1.9 | 1314 | 41.3 3.8 | 0412 | 21.7 24.5 | 100 0 | 7 32 | - | - | - | - | - | - | - | - | 0 0 |
| Occidental Rd (Sebastopol) | 1/18/21 | 78.1 3.3 | 1420 | 40.1 3.8 | 0422 | 22.2 23.1 | 100 0 | 9 32 | 7.8 | 34.4 26.3 | NNE | 16 | 2215 | 0.00 | 6.42 | - | - | 0 0 |
| Lower Westside Rd (Ranch 12) | 1/18/21 | 82.6 0.9 | 1249 | 44.9 4.3 | 0357 | 28.0 20.3 | 100 0 | 7 21 | 1.8 | 16.4 9.5 | SE | 130 | 2248 | 0.00 | 6.33 | 0.099 0.025 | 297 20 | 0 0 |
| Guerneville (Laughlin Rd) | 1/18/21 | 81.3 10.2 | 1335 | 39.4 2.4 | 0806 | 39.8 9.8 | 100 0 | 4 52 | 1.9 | 19.3 15.6 | ENE | 59 | 2327 | 0.00 | 8.13 | - | - | 0 0 |
| Korbel (Winery) | 1/18/21 | 80.8 3.7 | 1433 | 40.6 2.8 | 0756 | 36.7 13.6 | 100 0 | 5 34 | 2.1 | 15.8 12.6 | ENE | 63 | 1338 | 0.01 | 7.84 | - | - | 0 0 |
| Forestville (Shone Farms) | 1/18/21 | 79.2 0.5 | 1218 | 47.3 5.2 | 0128 | 19.4 29.3 | 97 1 | 5 28 | 6.3 | 32.8 24.1 | NNE | 29 | 2214 | 0.00 | 6.33 | 0.172 0.095 | 305 20 | 0 0 |
| Forestville-NE (Ranch 30) | 1/18/21 | 80.7 0.2 | 1522 | 42.9 1.1 | 0655 | 29.3 20.3 | 100 0 | 8 25 | 3.9 | 31.6 20.9 | N | 0 | 2353 | 0.00 | 6.66 | 0.134 0.054 | 313 24 | 0 0 |
| Graton-West (Dutton Ranch) | 1/18/21 | 78.7 2.2 | 1227 | 41.4 2.2 | 0701 | 27.9 20.2 | 100 0 | 6 26 | 5.0 | 25.6 18.4 | N | 8 | 2238 | 0.01 | 8.70 | - | - | 0 0 |
| Graton-South (Mill Station Rd) | 1/18/21 | 78.1 0.6 | 1324 | 40.7 4.7 | 0420 | 19.8 24.6 | 100 0 | 6 27 | 5.1 | 24.6 16.4 | N | 351 | 2106 | 0.00 | 7.30 | - | - | 0 0 |
| Sexton Valley (Jacqueline's Blk) | 1/18/21 | 78.0 2.9 | 1257 | 42.0 3.4 | 0622 | 25.4 20.6 | 99 1 | 9 30 | 4.7 | 20.6 13.7 | ENE | 74 | 2249 | 0.00 | 7.38 | - | - | 0 0 |
| Sebastopol Hills (Burnside Rd) | 1/18/21 | 76.3 1.7 | 1347 | 51.6 0.1 | 0106 | 21.7 26.2 | 92 0 | 9 29 | 6.2 | 27.4 17.5 | N | 2 | 0828 | 0.00 | 7.19 | - | - | 0 0 |
| Seaview/Fort Ross (Hirsch) | 1/18/21 | 74.0 2.7 | 1341 | 58.1 3.2 | 2351 | 19.4 19.0 | 49 1 | 8 15 | 7.6 | 26.6 10.9 | NE | 40 | 2141 | 0.00 | 12.47 | 0.163 0.049 | 293 13 | 0 0 |
| Max | 84.2 | - | 58.1 | - | 39.8 | 100 | 9 | 10.5 | 41.8 | - | - | 0.01 | - | 0.216 | 313 | - | |
| Avg | - | - | - | - | 23.2 | - | - | 6.7 | - | - | - | - | - | - | - | - | |
| Min | 74.0 | - | 39.4 | - | 15.8 | 49 | 4 | 1.8 | 15.8 | - | - | 0.00 | - | 0.099 | 252 | - |
| Station | Date | Daily Max Temp (°F) | Time of Max Temp | Daily Min Temp (°F) | Time of Min Temp | Dew Pt (°F) | Max RH (%) | Min RH (%) | Wind Spd (mph) | Daily Max Wind (mph) | Time of Max Wind | Max Wind Dir (°) | Daily Rain (In) | Seasonal Rainfall (In) | Daily ETo (in) | Daily Solar Rad (Cal/cm2) | Powdery Mildew Stress (pts) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lower Bennett Valley | 1/18/21 | 79.4 2.9 | 1330 | 44.5 7.5 | 0115 | 17.4 27.4 | 93 7 | 4 26 | 5.4 | 26.9 17.8 | 1006 | NNW | 328 | 0.00 | 5.46 | 0.157 0.081 | 289 16 | 0 0 |
| Kenwood (Kunde) | 1/18/21 | 78.2 4.1 | 1245 | 52.4 12.1 | 0002 | 13.6 33.3 | 82 18 | 4 36 | 13.0 | 47.6 37.8 | 0649 | NE | 52 | 0.00 | 5.07 | 0.235 0.168 | 297 19 | - |
| Sonoma Valley (Bedrock) | 1/18/21 | 77.7 3.2 | 1246 | 44.4 6.4 | 0027 | 14.2 0.3 | 94 6 | 5 3 | 9.4 | 33.9 24.5 | 0841 | NNE | 15 | 0.00 | 4.94 | - | - | 0 0 |
| Sonoma-West (Arnold) | 1/14/21 | 71.3 2.7 | 1520 | 42.3 2.3 | 2245 | 50.8 0.5 | 100 1 | 56 9 | 1.7 | 8.5 1.8 | 1341 | S | 177 | 0.00 | 3.74 | 0.056 0.021 | 237 88 | 0 0 |
| Schellville | 1/18/21 | 82.0 6.8 | 1258 | 45.4 6.6 | 0022 | 21.1 22.7 | 96 4 | 5 25 | 2.4 | 18.5 12.1 | 1013 | NE | 43 | 0.00 | 3.06 | - | - | 0 0 |
| Sonoma-SE (Napoli) | 1/18/21 | 79.1 3.3 | 1355 | 45.6 5.9 | 0111 | 18.7 24.6 | 91 7 | 6 22 | 7.6 | 33.3 25.5 | 0951 | NE | 52 | 0.00 | 3.61 | - | - | 0 0 |
| Carneros (Ranch 71) | 1/18/21 | 78.1 5.2 | 1336 | 51.6 5.0 | 0110 | 16.8 27.6 | 78 21 | 6 24 | 9.9 | 37.9 28.8 | 0918 | NE | 38 | 0.00 | 3.28 | 0.231 0.152 | 320 23 | 0 0 |
| Carneros Upper (Ranch 81) | 1/18/21 | 77.8 4.7 | 1408 | 52.6 3.8 | 0222 | 14.9 28.7 | 77 20 | 5 25 | 14.5 | 41.8 33.3 | 1004 | NNE | 17 | - | - | - | - | 0 0 |
| Carneros Lower (Ranch 81) | 1/18/21 | 78.5 4.5 | 1405 | 47.5 6.0 | 0345 | 19.8 24.4 | 92 8 | 6 24 | 9.5 | 34.8 27.1 | 1021 | NNE | 28 | 0.00 | 3.65 | 0.219 0.146 | 296 23 | 0 0 |
| Rohnert Park-West (Stony Point) | 1/18/21 | 78.2 3.3 | 1330 | 40.0 5.5 | 0401 | 26.7 18.5 | 100 0 | 10 38 | 6.5 | 29.8 19.6 | 2209 | NNE | 22 | 0.00 | 4.44 | - | - | 0 0 |
| Penngrove (Asellus) | 1/18/21 | 81.6 4.7 | 1333 | 40.6 3.1 | 0441 | 21.8 23.4 | 100 0 | 4 31 | 8.4 | 39.6 30.3 | 2154 | NNE | 16 | 0.00 | 3.80 | - | - | 0 0 |
| Roger's Creek (Ranch 50) | 1/18/21 | 78.7 5.4 | 1334 | 53.1 2.1 | 0220 | 14.7 29.2 | 72 18 | 4 30 | 4.9 | 24.1 12.6 | 0808 | NW | 318 | 0.00 | 3.54 | 0.139 0.072 | 260 18 | 0 0 |
| Petaluma (Ranch 10) | 1/18/21 | 84.0 7.2 | 1250 | 44.4 6.6 | 0043 | 20.4 23.1 | 95 5 | 4 27 | 4.6 | 28.0 20.0 | 2134 | N | 354 | 0.00 | 2.88 | 0.142 0.081 | - | 0 0 |
| Lakeville (Ranch 47) | 1/18/21 | 79.7 8.6 | 1326 | 42.0 4.7 | 0609 | 21.9 20.9 | 99 1 | 5 26 | 7.8 | 40.1 30.5 | 0927 | NNE | 29 | 0.00 | 2.69 | 0.179 0.111 | 262 18 | 0 0 |
| Max | 84.0 | - | 53.1 | - | 26.7 | 100 | 10 | 14.5 | 47.6 | - | - | 0.00 | - | 0.235 | 320 | - | |
| Avg | - | - | - | - | 18.6 | - | - | 8.0 | - | - | - | - | - | - | - | - | |
| Min | 77.7 | - | 40.0 | - | 13.6 | 72 | 4 | 2.4 | 18.5 | - | - | 0.00 | - | 0.139 | 260 | - |