Sonoma County-North Daily Obs

15 Stations

Daily Data
as of 2/28/26 3:01 AM PST
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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) 2/27/26 80.4   5.6 1353 55.8   5.5 0453 51.0   2.4 59 72   26 36   1 2.8 12.5   5.0 0403 N | 5 0.00 36.96 - - 0   0
Rockpile Upper (Cooley) 2/27/26 76.6   5.1 1424 53.4   1.5 0459 50.1   2.7 61 74   20 38   1 8.0 32.0   8.6 0410 NNW | 334 0.00 37.63 0.141   0.015 398   13 0   0
Cloverdale-East (Ranch 83) 2/27/26 83.5   6.6 1429 54.4   6.7 0547 53.1   23.4 - - - 4.5 19.4   4.9 0243 N | 11 0.00 30.99 0.111   0.003 350   11 0   0
Cloverdale-SE (Ranch 38) 2/27/26 82.7   6.3 1404 54.5   5.2 0557 53.4   2.7 65 83   16 38   3 6.1 24.0   7.6 0347 NNW | 333 0.00 32.45 0.118   0.012 332   2 0   0
Geyserville-North (Hoffman) 2/25/26 68.1   8.7 1441 50.6   3.7 2357 56.5   0.4 91 98   1 67   27 1.6 8.3   5.3 0030 ESE | 121 0.00 25.50 0.048   0.034 166   128 0   0
Geyserville (Ranch 3) 2/27/26 79.4   2.1 1430 53.0   5.4 0419 53.0   1.6 67 86   14 41   8 2.1 9.2   2.2 0532 WNW | 300 0.00 31.63 0.103   0.000 348   27 0   0
Geyserville-East (Ranch 40) 2/27/26 83.4   5.7 1439 52.9   3.5 0501 54.3   0.5 68 88   12 41   1 0.0 0.0   0.1 0001 NNW | 341 0.00 32.10 0.097   0.002 361   32 0   0
Geyserville-South (Nervo Station) 2/27/26 79.5   3.7 1452 51.9   3.1 0622 - - - - 1.6 9.8   8.7 0206 NNW | 334 0.00 24.64 - - 0   0
Jimtown-North (Piccolo Ranch 15) 2/27/26 82.4   5.3 1446 49.2   2.1 0417 53.2   0.1 75 100   0 32   3 1.3 7.2   0.2 0743 ESE | 121 0.00 29.34 0.088   0.000 309   19 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) 2/27/26 83.0   3.7 1435 48.2   2.4 0531 54.8   0.5 80 100   0 35   0 1.5 8.1   0.9 0632 NE | 42 0.00 28.05 0.090   0.000 303   22 0   0
N Chalk Hill Rd (Ranch 63) 2/27/26 79.8   4.5 1442 45.7   2.0 0646 52.7   0.7 78 100   0 37   1 1.8 8.5   0.9 1134 N | 350 0.00 29.59 0.070   0.009 195   6 0   0
Knights Valley (Bavarian Lion) 2/27/26 80.3   3.8 1420 46.4   2.9 0446 52.6   0.2 78 98   0 36   6 1.9 8.6   0.4 1312 NW | 322 0.00 27.71 0.102   0.004 357   18 -
Upper Dry Creek Valley 2/27/26 80.7   1.8 1423 49.0   0.8 0531 53.1   0.8 71 96   3 38   3 1.9 8.1   0.6 1549 SE | 129 0.00 34.53 0.109   0.007 364   21 -
Lower Dry Creek Valley 2/27/26 81.8   3.6 1408 49.6   0.6 0438 53.8   0.3 74 100   0 35   1 0.1 8.4   0.5 1448 SE | 125 0.00 33.46 0.093   0.001 339   22 0   0
Max   83.5 - 55.8 - 54.8 80 100 41 8.0 32.0 - - 0.00 37.63 0.141 398 -
Avg   - - - - 52.9 71 - - 2.6 - - - - - - - -
Min   76.6 - 45.7 - 50.1 59 72 32 0.0 0.0 - - 0.00 24.64 0.070 195 -