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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 11/1/26 7:28 AM PST
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 Upper (Cooley) 10/31/26 59.9   9.2 1433 42.4   1.9 0530 39.4   1.7 74   16 96   11 34   5 6.2   1.1 18.6   7.2 0231 NNW | 327 0.10 0.50 0.065   0.049 247   117 0   0
Rockpile Lower (Cooley) 10/31/26 62.7   8.6 1427 45.4   2.8 0731 40.9   1.6 69   14 93   15 33   5 3.0   0.1 13.1   5.4 2305 WSW | 258 0.06 0.45 - - 0   0
Cloverdale-East (Ranch 83) 10/31/26 66.6   7.1 1442 36.8   4.7 0759 41.1   1.5 - - - 1.6   0.8 11.2   2.4 1233 WNW | 295 0.05 0.23 0.064   0.021 240   44 0   0
Cloverdale-SE (Ranch 38) 10/31/26 65.4   8.7 1505 43.2   4.4 0723 42.3   1.1 69   12 91   17 41   8 3.7   1.4 13.2   5.2 1550 N | 353 0.04 0.22 0.066   0.035 224   64 0   0
Geyserville-North (Hoffman) 10/31/26 65.8   12.1 1452 35.0   4.2 0359 42.5   0.6 76   13 95   6 46   12 1.4   0.5 9.9   1.7 1552 SSE | 168 0.00 0.00 0.057   0.033 211   103 0   0
Geyserville (Ranch 3) 10/31/26 64.3   8.6 1547 36.5   4.6 0509 42.6   2.0 76   16 100   14 42   11 1.5   0.8 10.0   8.1 1543 E | 101 0.06 0.21 0.058   0.029 218   89 0   0
Geyserville-East (Ranch 40) 10/31/26 63.0   9.5 1438 44.3   3.4 0656 43.2   1.3 73   15 95   17 48   12 3.5   0.3 15.1   0.8 1228 SSW | 197 0.05 0.20 0.063   0.042 230   102 0   0
Geyserville-South (Nervo Station) 10/31/26 64.2   8.3 1545 41.7   2.8 0654 - - - - 1.6   0.2 9.8   3.7 1531 ESE | 106 0.07 0.30 - - 0   0
Peterson (Ranch 09) 10/31/26 63.7   8.4 1541 33.8   5.0 0448 39.9   1.4 73   10 95   7 42   11 1.3   0.4 8.7   2.0 1544 SSE | 166 0.05 0.25 0.050   0.033 200   84 0   0
Crazy Creek Ranch 10/31/26 63.3   9.0 1557 36.9   5.0 0514 42.8   1.3 78   13 96   10 49   13 1.2   0.2 8.6   3.6 1501 SSE | 161 0.04 0.30 0.054   0.037 220   113 0   0
Whitton Ranch (201e) 10/31/26 65.0   8.4 1549 32.8   4.5 0452 41.5   1.8 78   12 100   5 43   11 1.3   0.4 8.6   0.9 1503 E | 90 0.07 0.36 0.052   0.027 193   70 0   0
Lytton East (Shop Hill Bottom) 10/31/26 64.8   8.2 1541 37.0   3.0 0609 41.3   1.5 74   13 95   6 42   12 1.7   0.0 11.0   0.1 1534 ESE | 109 0.06 0.34 0.062   0.030 242   86 0   0
Lytton East (Hill 5) 10/31/26 63.4   8.0 1443 40.1   2.5 0754 42.1   1.5 73   13 94   9 45   12 2.6   0.1 14.7   1.7 1542 SSE | 162 0.07 0.32 0.059   0.032 212   77 0   0
Lytton West Lower (Lew 6) 10/31/26 64.4   7.8 1455 36.1   3.6 0458 41.5   1.4 75   13 94   6 44   12 1.7   0.1 14.1   1.8 1541 SSE | 162 0.07 0.35 0.063   0.030 241   88 0   0
Lytton West Hill (23PS) 10/31/26 63.5   7.9 1536 40.7   3.4 0811 43.0   2.0 74   15 94   11 46   12 2.0   0.3 11.1   1.0 1532 ESE | 123 0.08 0.36 0.064   0.032 249   93 0   0
Big River 10/31/26 63.4   7.2 1553 41.6   3.5 0737 44.2   1.6 79   15 97   13 52   13 1.3   0.1 8.3   2.1 1539 SSE | 156 0.05 0.36 0.049   0.039 195   120 0   0
Jimtown-North (Piccolo Ranch 15) 10/31/26 66.4   7.1 1601 34.6   5.3 0406 40.5   2.4 74   15 100   18 40   11 0.9   0.4 7.9   4.0 1241 S | 180 0.05 0.27 0.046   0.033 185   98 0   0
HWY 128/Chalk Hill Rd (Landslide) 10/31/26 66.1   7.9 1600 35.0   4.5 0445 40.8   1.0 75   9 93   4 44   12 0.9   0.3 8.4   2.0 1512 ESE | 121 0.01 0.36 0.043   0.038 160   122 0   0
N Chalk Hill Rd (Ranch 63) 10/31/26 63.5   9.3 1544 33.6   4.5 0443 39.9   1.0 75   10 94   4 46   15 1.2   0.3 7.7   2.5 1545 S | 175 0.02 0.35 0.045   0.037 165   111 60   10
Newman Knights Valley 10/31/26 62.3   8.6 1634 36.5   3.4 0407 41.0   0.8 74   6 87   5 56   7 1.4   0.2 8.2   5.1 1539 SSE | 166 0.00 0.47 - - 0   0
Knights Valley (Bavarian Lion) 10/31/26 64.1   7.5 1639 33.6   4.0 0349 39.8   0.7 75   8 97   3 43   12 1.4   0.3 9.2   3.0 1450 SSW | 199 0.00 0.27 0.047   0.040 189   125 0   0
Red Tail 10/31/26 63.0   9.2 1618 38.7   1.6 0408 42.8   0.4 77   9 93   5 54   16 1.8   0.5 11.9   0.8 1533 ENE | 78 0.00 0.53 0.049   0.039 190   130 0   0
Franz Valley (Stornetta) 10/31/26 63.2   9.2 1636 34.3   1.7 0415 39.5   0.6 - 93   3 47   14 0.8   0.2 8.4   1.6 1451 SSE | 150 0.00 0.43 - - 0   0
Upper Dry Creek Valley 10/31/26 68.2   7.8 1543 36.8   4.5 0451 42.3   0.9 75   12 96   5 34   4 1.3   0.2 9.6   0.8 1231 SE | 145 0.07 0.31 0.064   0.025 238   80 0   0
Lower Dry Creek Valley 10/31/26 65.4   7.3 1439 35.3   4.3 0458 42.6   2.2 79   15 100   2 40   8 0.4   0.1 9.3   2.5 1515 SE | 131 0.09 0.36 0.052   0.025 218   82 0   0
Max   68.2 - 45.4 - 44.2 79 100 56 6.2 18.6 - - 0.10 0.53 0.066 249 -
Avg   - - - - 41.6 75 - - 1.8 - - - - - - - -
Min   59.9 - 32.8 - 39.4 69 87 33 0.4 7.7 - - 0.00 0.00 0.043 160 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 11/1/26 7:28 AM PST
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)
Windsor-NW (Ranch 8) 10/31/26 67.8   7.6 1601 41.4   3.6 0559 44.1   0.3 76 86   2 48   12 0.0 0.0   0.0 0101 0.06 0.71 0.042   0.031 180   123 0
Windsor-East (Ranch 16) 10/31/26 64.1   8.8 1612 37.9   3.8 0335 41.9   0.8 75 94   5 47   13 1.6 11.0   0.8 1513 0.02 0.34 0.051   0.040 185   130 0
Mark West-North (Ranch 14) 10/31/26 64.8   8.3 1541 39.6   2.7 0319 42.3   0.8 75 95   4 45   12 0.8 7.7   1.8 1519 0.04 0.59 - - 0
Windsor-SE (Silk Rd) 10/31/26 65.6   6.5 1603 36.0   4.0 0409 42.4   0.6 79 98   1 45   9 1.2 9.6   1.1 1641 0.06 0.70 0.050   0.037 192   136 0
Fulton-NW (Ranch 5) 10/31/26 62.9   7.2 1608 38.5   3.0 0349 42.8   0.2 77 96   1 50   11 1.3 10.0   0.9 1519 0.04 0.63 0.050   0.038 189   137 0
Bisordi (Fulton) 10/31/26 63.8   7.4 1629 36.4   3.9 0337 43.3   0.3 81 96   1 54   11 1.1 8.9   0.7 1701 0.02 0.52 0.050   0.045 202   162 0
Windsor-South (Laughlin Rd) 10/31/26 65.4   8.4 1557 41.0   1.9 0621 43.2   0.6 76 94   4 45   11 - - - 0.02 0.36 - - 0
Fulton-SE (Barnes Rd) 10/31/26 62.7   8.7 1631 40.2   2.0 0352 43.0   0.3 76 93   2 52   11 0.9 9.7   0.8 2338 0.03 0.66 - - 0
Fulton-SW (Ranch 21) 10/31/26 63.0   7.7 1609 39.4   2.0 0337 42.7   0.1 77 94   2 48   11 1.5 12.3   0.5 1502 0.05 0.49 0.053   0.042 202   147 0
NW Santa Rosa (Piner Road) 10/31/26 63.2   7.5 1559 37.5   2.7 0348 45.5   0.3 87 100   0 56   12 0.9 9.3   2.1 1655 0.00 0.00 - - 0
River Rd South (Denner Ranch) 10/31/26 64.4   8.3 1544 38.0   1.9 0808 -8.6   3.7 36 100   0 0   0 2.4 14.5   1.3 1625 - - - - 0
West Santa Rosa (LOV Vineyard) 8/25/26 85.6   5.6 1427 51.5   1.4 0051 53.4   2.0 73 96   2 24   16 1.5 11.9   1.3 1443 0.00 0.00 0.029   0.002 0   0 100
Guerneville Rd (Prokopakis) 10/31/26 67.2   5.2 1620 36.8   2.4 0340 42.2   0.9 77 97   1 43   7 - - - 0.00 0.24 - - 0
SunnyView Vineyard (SCWC) 10/31/26 63.7   7.9 1610 36.9   2.0 0337 41.6   0.3 77 94   0 47   12 1.1 9.1   1.7 1659 0.04 0.50 0.047   0.035 178   117 0
Guerneville Rd West (Balletto) 10/31/26 64.1   7.3 1608 37.0   2.9 0355 43.2   0.3 80 95   1 53   10 1.4 10.9   0.5 2325 0.05 0.70 - - 0
Sanchietti Ranch 10/31/26 64.1   6.9 1611 39.6   1.2 0340 45.1   0.0 - 97   0 58   12 1.8 13.2   1.0 2325 0.05 0.40 - - 0
Occidental Rd (Sebastopol) 10/31/26 64.4   7.6 1532 38.9   1.1 0306 48.5   1.7 95 100   0 62   15 1.7 16.7   2.4 2317 0.04 0.43 - - 0
Harper's Rest (Windsor-West) 10/31/26 63.7   8.2 1615 38.8   2.5 0719 42.1   1.6 - 98   7 45   14 1.4 9.4   0.7 1614 0.06 0.81 - - 0
Lower Westside Rd (Ranch 12) 10/31/26 66.2   6.7 1610 36.8   3.6 0442 42.4   1.6 77 97   4 43   13 1.1 10.0   0.2 1623 0.08 0.75 - - 0
Guerneville (Laughlin Rd) 10/31/26 65.1   7.0 1426 34.5   4.7 0532 41.9   1.4 77 96   2 46   15 1.4 13.8   2.3 1448 0.15 1.17 - - 0
Korbel (Winery) 10/31/26 65.1   6.7 1531 36.9   3.6 0426 43.5   0.9 80 100   0 47   14 0.8 10.5   1.2 1514 0.16 0.97 - - 0
Forestville (Shone Farms) 10/31/26 66.6   5.0 1617 39.5   3.1 0354 43.3   1.0 77 95   4 45   9 1.4 10.2   0.1 1633 0.12 0.61 0.050   0.039 185   143 0
Forestville-NE (Ranch 30) 10/31/26 65.8   8.6 1557 37.6   3.3 0715 44.2   0.9 82 99   2 48   12 1.5 12.1   2.1 1633 0.11 0.64 0.051   0.040 196   140 0
Foggy Bend (Ranch 41) 10/31/26 65.3   7.7 1602 38.8   2.6 0404 44.5   0.5 82 97   1 52   10 1.5 12.0   2.0 1630 0.11 0.67 0.050   0.035 202   128 0
Last Stop 10/31/26 65.0   8.0 1541 37.2   2.4 0539 42.6   1.0 79 97   0 48   10 1.5 11.8   1.9 1609 0.12 0.62 0.050   0.036 202   123 0
Green Valley Vineyard 10/31/26 65.2   6.1 1527 40.8   1.8 0530 43.5   1.3 78 98   2 43   8 1.8 14.0   2.4 2306 0.17 0.86 0.041   0.011 129   84 0
Park Royal 10/31/26 64.6   7.7 1622 39.4   1.1 0536 42.4   0.5 76 95   2 46   12 - - - 0.05 0.46 - - 0
Merino 10/31/26 65.5   6.8 1606 38.1   1.6 0330 43.8   0.0 83 100   0 50   10 1.1 9.5   1.1 1632 0.06 0.71 0.052   0.038 209   138 0
Green Valley (Sanchietti) 10/31/26 65.8   6.7 1529 34.6   2.8 0343 - - - - - - - - - - - 0
Keefer Ranch (Green Valley) 10/31/26 64.5   6.4 1522 35.2   2.9 0329 42.2   0.1 81 97   0 48   8 - - - 0.11 0.73 - - 0
Graton-West (Dutton Ranch) 10/31/26 65.9   6.7 1521 35.6   3.8 0339 45.9   2.0 90 100   0 49   14 1.1 12.0   3.6 2309 0.11 0.90 - - 0
Graton-South (Mill Station Rd) 10/31/26 62.8   6.8 1549 36.0   2.5 0659 42.1   0.6 80 97   0 51   14 0.5 8.1   1.3 2310 0.07 0.69 - - 0
Occidental (Horseshoe Bend) 10/31/26 61.9   5.4 1541 45.9   3.7 0545 44.4   1.0 - 93   13 51   10 - - - 0.10 0.99 - - 0
Sexton Valley (Jacqueline's Blk) 10/31/26 64.3   6.2 1549 36.3   2.7 0711 43.8   0.1 84 99   0 53   11 1.0 11.2   0.2 1249 0.02 0.41 - - 0
Sebastopol Hills (Burnside Rd) 10/31/26 61.2   6.0 1548 44.3   3.4 0818 45.9   0.8 81 97   11 57   12 1.5 11.2   1.3 2310 0.00 0.00 - - 0
Pleasant Hill 10/31/26 62.9   8.0 1632 42.0   2.6 0801 44.3   1.0 - 98   5 49   14 2.0 13.6   1.3 2308 0.04 0.77 - - 0
Seaview/Fort Ross (Hirsch) 10/31/26 57.2   6.2 1450 43.9   2.9 0444 42.7   2.7 82 96   16 59   19 2.4 9.4   0.8 2346 0.36 0.44 0.047   0.037 218   120 0
Max   67.8 - 45.9 - 48.5 95 100 62 2.4 16.7 - 0.36 1.17 0.053 218 -
Avg   - - - - 42.0 78 - - 1.3 - - - - - - -
Min   57.2 - 34.5 - -8.6 36 86 0 0.0 0.0 - 0.00 0.00 0.041 129 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 11/1/26 7:28 AM PST
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 10/31/26 61.0   9.0 1637 44.6   3.0 0433 41.6   0.8 92   13 50   14 1.6   0.2 7.6   2.4 1605 SSW | 196 0.00 0.02 0.033   0.040 124   127 0   0
Lower Bennett Valley 10/31/26 62.6   7.6 1637 38.0   0.5 0705 42.9   0.5 100   4 50   11 1.3   0.7 9.0   2.7 1626 SSW | 210 0.02 0.62 0.040   0.048 153   164 0   0
Kenwood (Wildwood) 10/31/26 60.8   9.3 1612 38.6   1.1 0715 42.4   0.5 100   4 52   10 1.6   0.8 8.8   3.4 1715 N | 351 0.00 0.58 0.037   0.049 151   157 0   0
Sonoma Valley (Bedrock) 10/31/26 62.0   8.1 1711 38.1   3.5 0507 40.9   1.5 95   7 47   7 - - - - 0.00 0.60 - - 0   0
Sonoma-West (Arnold) 10/31/26 64.1   6.9 1614 38.4   4.3 0504 42.2   1.0 95   6 46   3 2.0   0.3 14.7   0.5 2355 WNW | 296 0.00 0.43 0.050   0.039 178   149 0   0
Sonoma Valley HS 10/31/26 63.0   6.8 1721 40.7   2.8 0739 45.1   1.5 100   4 56   6 0.8   0.4 6.6   2.8 1757 WSW | 244 0.00 0.03 0.040   0.040 162   147 0   0
Sonoma East (Bundschu01) 10/31/26 64.2   6.6 1613 37.2   3.0 0448 41.8   1.9 94   3 48   4 1.8   0.1 11.4   1.5 1357 NNW | 336 0.00 0.43 0.048   0.044 176   157 0   0
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) 10/31/26 64.6   8.8 1614 38.5   2.9 0535 42.2   2.1 94   5 46   7 1.2   0.1 10.1   0.0 1322 W | 278 0.00 0.45 - - 0   0
Ricci Vineyards (Carneros) 10/31/26 64.2   5.8 1618 39.0   2.9 0636 42.8   2.0 95   3 45   0 2.8   0.4 15.3   3.3 1254 WNW | 296 0.00 0.45 0.057   0.035 192   139 0   0
Carneros (Ranch 71) 10/31/26 62.7   6.1 1617 47.4   2.8 0747 44.4   0.8 88   4 47   0 3.2   1.1 16.6   4.9 1333 W | 260 0.00 0.22 0.057   0.022 175   118 0   0
Carneros Upper (Ranch 81) 10/31/26 62.6   6.8 1613 48.3   2.4 0409 44.1   0.6 - - 4.7   0.6 20.0   4.3 1300 W | 281 - - - - 0   0
Carneros Lower (Ranch 81) 10/31/26 63.8   7.8 1355 38.5   4.0 0517 31.2   14.6 100   7 0   42 0.4   0.6 11.4   0.0 1337 NW | 316 0.00 0.08 0.005   0.012 0   7 0   0
Rohnert Park-West (Stony Point) 10/31/26 63.6   6.9 1514 37.6   0.1 0655 43.6   0.0 96   0 54   12 1.1   0.1 16.8   4.3 2327 W | 260 0.05 0.38 - - 0   0
Cartograph Wines Base 10/31/26 61.9   7.0 1608 43.0   3.5 0801 46.4   0.1 97   4 60   14 2.5   0.1 20.2   4.7 2314 SW | 227 0.08 0.54 0.046   0.040 176   142 0   0
Cartograph Wines Remote 10/31/26 60.6   7.7 1516 40.8   1.8 0648 - - - - - - - - - - - 0   0
Rice-Spivak Vineyard 10/31/26 64.3   6.8 1507 35.3   0.8 0659 - - - - - - - - - - - 0   0
Penngrove (Asellus) 10/31/26 64.8   8.1 1612 39.1   0.4 0448 42.8   0.4 96   2 47   12 1.2   0.2 10.4   3.6 2340 NW | 313 0.05 1.02 - - 0   0
Petaluma (Ranch 10) 10/31/26 66.0   8.2 1609 39.0   1.0 0442 42.6   0.2 94   2 45   9 1.0   0.1 9.2   1.6 1613 SW | 233 0.04 0.19 0.041   0.034 145   125 0   0
Max   66.0 - 48.3 - 46.4 100 60 4.7 20.2 - - 0.08 1.02 0.057 192 -
Avg   - - - - 42.3 - - 1.8 - - - - - - - -
Min   60.6 - 35.3 - 31.2 88 0 0.4 6.6 - - 0.00 0.02 0.005 0 -