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Sonoma County-North Daily Obs

15 Stations

Daily Data
as of 2/21/26 11:00 PM 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 Lower (Cooley) 2/20/26 52.2   4.8 1451 32.2   3.4 0714 30.8   4.5 68 90   10 34   19 2.6 10.2   16.2 0313 NW | 324 0.00 33.60 - - 0   0
Rockpile Upper (Cooley) 2/20/26 50.2   6.5 1529 30.7   1.2 0250 29.7   4.1 72 94   6 41   16 7.3 21.7   27.2 0014 NNW | 337 0.00 34.32 0.065   0.021 306   11 0   0
Cloverdale-East (Ranch 83) 2/20/26 54.7   1.3 1542 32.0   1.1 0240 32.2   14.2 - - - 3.5 14.0   12.8 0833 N | 0 0.00 28.74 0.062   0.007 271   4 0   0
Cloverdale-SE (Ranch 38) 2/20/26 54.2   2.7 1516 33.5   3.5 0713 33.2   4.4 73 90   9 40   11 5.0 16.9   18.2 1542 N | 2 0.00 30.28 0.061   0.001 261   19 0   0
Geyserville-North (Hoffman) 2/20/26 54.9   0.7 1544 31.3   6.4 0651 33.2   4.6 76 95   1 37   8 2.3 12.0   8.4 1535 S | 182 0.00 25.50 0.061   0.009 263   30 0   0
Geyserville (Ranch 3) 2/20/26 54.7   1.8 1442 31.8   6.8 0653 33.7   4.2 76 100   0 33   10 2.7 11.1   12.7 1550 ESE | 104 0.00 29.64 0.063   0.011 290   36 0   0
Geyserville-East (Ranch 40) 2/20/26 54.3   1.9 1245 33.2   4.0 0650 33.6   4.0 71 91   8 45   6 5.3 18.4   14.8 1532 SSW | 202 0.00 30.28 0.070   0.005 308   2 0   0
Geyserville-South (Nervo Station) 2/20/26 54.2   0.4 1331 32.1   8.2 0617 - - - - 1.9 15.8   11.1 0023 WNW | 297 0.00 22.99 - - 0   0
Jimtown-North (Piccolo Ranch 15) 2/20/26 55.5   2.3 1443 28.5   10.6 0637 32.4   4.3 75 100   3 38   4 1.5 10.1   14.5 1500 SSW | 210 0.00 27.45 0.056   0.011 255   40 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) 2/20/26 56.1   2.4 1622 28.4   5.1 0632 33.5   4.0 81 98   2 40   2 1.8 9.6   10.3 1453 SW | 222 0.00 26.41 0.053   0.014 236   50 0   0
N Chalk Hill Rd (Ranch 63) 2/20/26 54.8   2.9 1607 27.8   8.7 0702 32.6   3.6 78 100   1 42   2 1.9 9.5   15.8 1541 SSE | 150 0.00 27.76 0.054   0.012 242   32 0   0
Knights Valley (Bavarian Lion) 2/20/26 55.2   3.0 1600 25.3   6.2 0704 31.2   4.6 80 97   2 36   3 1.7 8.7   17.9 1457 W | 263 0.00 26.29 0.057   0.021 276   85 -
Upper Dry Creek Valley 2/20/26 54.5   2.3 1527 31.4   3.8 0700 33.2   1.8 78 97   0 35   9 1.7 11.1   13.3 1432 SE | 135 0.00 32.03 0.066 296 -
Lower Dry Creek Valley 2/20/26 56.0   1.7 1431 30.3   7.2 0705 34.1   3.7 78 100   0 35   7 2.3 10.8   15.7 1556 SSE | 147 0.00 31.48 0.062   0.021 269   79 0   0
Max   56.1 - 33.5 - 34.1 81 100 45 7.3 21.7 - - 0.00 34.32 0.070 308 -
Avg   - - - - 32.6 76 - - 3.0 - - - - - - - -
Min   50.2 - 25.3 - 29.7 68 90 33 1.5 8.7 - - 0.00 22.99 0.053 236 -

Sonoma County-Central Daily Obs

Sonoma County-Central Daily Obs

Daily Data | America/Los_Angeles
as of 2/21/26 11:00 PM 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)
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) 2/20/26 57.7   3.4 1248 30.7   8.5 0553 35.2   3.1 77 90   1 47   3 1.2 9.4   22.6 0848 0.00 27.33 0.054   0.026 257   114 0
Windsor-East (Ranch 16) 2/20/26 56.1   1.9 1608 30.6   4.9 0247 33.7   3.4 76 100   5 44   2 2.0 10.4   15.3 1550 0.00 20.46 0.055   0.030 262   100 0
Mark West-North (Ranch 14) 2/20/26 56.4   1.6 1533 29.7   7.5 0625 33.4   3.1 77 98   2 42   5 1.0 8.1   6.0 1533 0.00 22.23 0.009   0.016 0   0 0
Windsor-SE (Silk Rd) 2/20/26 55.9   1.8 1608 28.4   7.2 0707 33.3   3.9 80 98   0 42   2 1.2 8.6   15.1 1529 0.00 19.33 0.054   0.026 261   82 0
Fulton-NW (Ranch 5) 2/20/26 54.2   1.0 1600 28.5   7.0 0637 33.2   3.8 80 100   4 3   36 1.3 8.7   16.5 1533 0.00 22.50 0.055   0.026 268   68 0
Windsor-South (Laughlin Rd) 2/20/26 55.0   1.3 1523 29.6   7.9 0655 34.0   2.7 77 94   1 43   2 - - - 0.00 22.53 - - -
Fulton-SE (Barnes Rd) 2/20/26 55.2   1.1 1545 29.3   6.7 0625 34.3   3.9 80 97   2 43   4 0.5 9.0   19.1 1701 0.00 21.52 - - -
Fulton-SW (Ranch 21) 2/20/26 54.1   0.6 1507 28.8   6.1 0445 26.5   10.8 73 100   5 0   43 1.6 7.9   16.1 1625 0.00 22.04 0.059   0.022 292   60 -
Santa Rosa-NW (Goldfields) 2/20/26 56.5   1.4 1535 29.0   6.4 0651 34.0   3.5 78 100   3 41   2 1.4 8.4   19.2 1513 0.00 23.32 0.050   0.030 234   60 -
Goldfields Remote 2/20/26 54.9   1.0 1537 28.4   5.4 0623 - - - - - - - - - - - 0
NW Santa Rosa (Piner Road) 2/20/26 54.3   0.8 1600 28.4   5.2 0653 35.5   4.1 87 100   0 51   2 1.1 9.6   3.5 1528 0.00 20.50 - - 0
River Rd South (Denner Ranch) 2/20/26 56.3   1.5 1600 28.7   7.3 0644 35.2   2.8 83 100   0 44   3 1.8 10.3   15.1 1653 - - - - 0
West Santa Rosa (LOV Vineyard) 2/20/26 56.1   2.8 1531 29.1   6.5 0612 33.8   3.3 80 98   2 44   3 0.9 9.5   10.5 1517 0.01 15.84 0.008   0.022 1   1 0
Guerneville Rd (Prokopakis) 2/20/26 55.3   1.3 1533 30.6   7.6 0710 35.2   3.0 81 99   1 46   4 - - - 0.00 21.50 - - 0
Guerneville Rd West (Balletto) 2/20/26 54.7   0.1 1542 29.0   4.6 0549 35.0   3.9 85 100   1 52   4 1.3 9.5   12.6 1636 0.00 21.18 - - 0
Sanchietti Ranch 2/20/26 55.1   0.4 1537 30.9   4.5 0523 36.5   4.0 - 99   3 53   1 1.3 9.8   12.2 1624 0.00 22.24 - - -
Occidental Rd (Sebastopol) 2/20/26 55.5   0.3 1559 29.8   4.1 0524 39.1   4.8 96 100   0 68   4 1.2 9.2   15.6 1620 0.00 6.87 - - 0
Lower Westside Rd (Ranch 12) 2/20/26 58.4   0.6 1454 30.4   8.2 0639 34.0   3.3 75 100   4 40   5 0.0 0.0   13.0 0001 0.00 26.48 - - 0
Guerneville (Laughlin Rd) 2/20/26 56.8   2.4 1431 30.8   1.8 0706 35.1   2.1 86 98   1 41   2 0.5 8.0   13.2 1432 0.00 35.88 - - -
Korbel (Winery) 2/20/26 55.2   0.8 1529 31.8   3.0 0630 36.1   2.0 87 100   3 45   6 0.8 8.1   16.7 1358 0.00 33.48 - - -
Forestville (Shone Farms) 2/20/26 55.8   1.5 1456 29.0   8.9 0633 34.1   3.2 80 97   1 43   2 1.3 8.3   14.4 1507 0.00 28.38 0.053   0.021 253   56 0
Forestville-NE (Ranch 30) 2/20/26 55.1   1.3 1518 29.0   5.4 0559 35.4   3.3 86 100   0 50   2 1.2 10.7   16.4 1521 0.00 26.63 0.054   0.021 265   73 -
Green Valley Vineyard 2/20/26 53.9   0.7 1653 29.5   4.7 0617 34.2   2.9 83 98   0 49   11 1.8 6.6   17.3 1459 0.00 32.69 0.026   0.017 107   14 -
Green Valley (Sanchietti) 2/20/26 57.2   1.5 1500 29.3   5.6 0640 - - - - - - - - - - - 0
Keefer Ranch (Green Valley) 2/20/26 54.6   0.2 1510 28.4   4.9 0535 34.4   4.6 87 98   1 56   8 - - - 0.00 29.21 - - -
Graton-South (Mill Station Rd) 2/20/26 55.3   1.4 1458 28.3   5.0 0646 33.8   3.7 83 98   0 41   0 0.1 7.9   6.5 1544 0.00 26.74 - - 0
Occidental (Horseshoe Bend) 2/20/26 53.8   1.1 1547 33.3   3.6 0636 33.7   3.4 - 93   7 48   3 - - - 0.00 16.27 - - -
Sexton Valley (Jacqueline's Blk) 2/20/26 55.5   1.3 1535 28.4   4.1 0514 34.4   4.3 86 100   1 49   3 1.1 8.2   12.3 1257 0.00 12.85 - - 0
Sebastopol Hills (Burnside Rd) 2/20/26 53.8   1.1 1543 32.9   5.3 0617 35.7   2.6 79 96   4 53   2 1.0 8.9   11.4 1606 0.00 25.91 - - 0
Seaview/Fort Ross (Hirsch) 2/20/26 50.3   4.2 1419 33.9   1.0 0225 31.9   3.9 72 88   9 53   12 3.8 13.4   13.3 1212 0.00 42.83 0.056   0.003 280   79 -
Max   58.4 - 33.9 - 39.1 96 100 68 3.8 13.4 - 0.01 42.83 0.059 292 -
Avg   - - - - 34.3 81 - - 1.2 - - - - - - -
Min   50.3 - 28.3 - 26.5 72 88 0 0.0 0.0 - 0.00 6.87 0.008 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data | America/Los_Angeles
as of 2/21/26 11:00 PM 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 2/20/26 51.9   0.3 1539 31.2   1.6 0328 31.6   3.5 94   3 39   5 2.0   0.7 9.0   7.4 2239 SE | 128 0.00 5.41 0.055   0.023 275   118 -
Lower Bennett Valley 2/20/26 54.8   2.4 1554 26.3   4.1 0615 32.4   3.7 100   1 36   4 1.6   3.3 10.2   15.2 1533 SW | 235 0.00 20.88 0.056   0.013 269   22 0   0
Kenwood (Wildwood) 2/20/26 53.1   0.2 1536 28.5   5.0 0639 33.2   3.5 100   1 44   1 2.5   3.3 9.6   19.4 1627 SW | 223 0.00 25.94 0.053   0.021 242   77 -
Sonoma Valley (Bedrock) 2/20/26 54.0   0.7 1335 29.0   8.0 0650 32.4   2.7 95   2 41   5 - - - - 0.00 22.35 - - -
Sonoma-West (Arnold) 2/20/26 56.6   1.6 1318 30.5   5.8 0706 34.3   2.5 95   1 43   5 1.9   4.5 8.2   17.3 1528 SE | 128 0.09 16.94 0.074   0.025 348   73 -
Sonoma Valley HS 2/20/26 54.2   0.5 1537 29.5   6.6 0653 35.9   3.2 100   0 53   8 1.3   2.1 8.3   2.9 1400 SE | 138 0.01 5.22 0.061   0.015 308   40 -
Sonoma East (Bundschu01) 2/20/26 54.5   0.3 1548 28.4   7.4 0508 33.4   2.7 95   4 46   10 2.1   5.1 11.0   18.6 1245 SE | 128 0.00 16.89 0.066   0.028 318   69 -
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) 2/20/26 60.4   4.9 1329 29.5   5.9 0640 33.7   2.8 95   3 41   3 1.5   5.1 9.1   19.1 1319 E | 82 0.00 14.62 - - 0   0
Ricci Vineyards (Carneros) 2/20/26 56.2   0.9 1335 30.8   7.2 0653 34.7   2.5 96   2 45   6 2.9   6.9 10.2   15.0 1332 E | 82 0.00 18.42 0.074   0.022 350   54 -
Carneros (Ranch 71) 2/20/26 53.5   0.1 1553 33.4   5.5 0457 35.0   1.5 93   3 50   9 3.0   8.8 11.8   22.0 1414 E | 96 0.00 15.82 0.064   0.026 313   49 0   0
Carneros Upper (Ranch 81) 2/20/26 57.0   3.2 1338 33.2   6.2 0556 34.4   4.4 - - 3.2   10.0 13.2   22.5 1230 ESE | 104 - - - - 0   0
Carneros Lower (Ranch 81) 2/20/26 54.3   0.6 1337 30.0   6.8 0527 34.5   1.8 100   0 0   0 1.3   3.4 8.5   13.6 1608 SSE | 165 0.00 16.55 0.051   0.019 226   7 0   0
Rohnert Park-West (Stony Point) 2/20/26 55.2   1.6 1506 29.4   5.1 0441 34.8   4.1 98   0 50   1 1.1   5.5 13.8   11.0 1505 ESE | 109 0.00 5.16 - - -
Cartograph Wines Base 2/20/26 54.9   0.8 1541 34.2   4.0 0619 37.2   1.9 94   5 54   4 2.2   4.2 10.7   18.6 1441 ESE | 116 0.00 21.41 0.063   0.012 321   36 -
Cartograph Wines Remote 2/20/26 55.2   2.3 1304 29.5   3.0 0515 - - - - - - - - - - - -
Rice-Spivak Vineyard 2/20/26 57.5   1.7 1539 25.2   3.4 0517 - - - - - - - - - - - -
Penngrove (Asellus) 2/20/26 54.2   0.2 1526 32.9   3.0 0600 34.3   2.4 93   4 41   3 3.1   3.9 15.6   9.5 0614 N | 2 0.30 25.38 - - 0   0
Petaluma (Ranch 10) 2/20/26 57.7   0.7 1314 29.1   5.3 0533 34.6   3.2 100   0 43   3 1.0   4.2 6.2   14.6 1137 S | 170 0.00 15.20 0.063   0.017 290   31 0   0
Max   60.4 - 34.2 - 37.2 100 54 3.2 15.6 - - 0.30 25.94 0.074 350 -
Avg   - - - - 34.2 - - 2.0 - - - - - - - -
Min   51.9 - 25.2 - 31.6 93 0 1.0 6.2 - - 0.00 5.16 0.051 226 -