Northern Sonoma County Latest

24 Stations

15 Minute Data
as of 1/31/26 5:39 AM PST
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Station Date Time Temp (°F) RH (%) Dew Pt (°F) Wind Spd (mph) Wind Dir (°) Wind Gust (mph) Latest Rain (In) Daily Rain (In) Daily Max Temp (°F) Daily Min Temp (°F)
Rockpile Upper (Cooley) 1/31/26 0530 54.0   1.4 36   14 27.6   6.8 3.5   1.2 NNE | 24 5.9   2.6 0.00 0.00 58.2   2.6 53.0   2.0
Rockpile Lower (Cooley) 1/31/26 0515 51.9   0.7 50   13 34.0   5.2 2.6   1.4 NNW | 336 4.5   1.6 0.00 0.00 54.4   1.5 51.2   1.5
Cloverdale-East (Ranch 83) 1/31/26 0530 44.0   0.0 - - 8.1   5.8 NNW | 343 14.6   7.7 0.00 0.00 48.4   1.1 36.2   3.0
Cloverdale-SE (Ranch 38) 1/31/26 0530 46.3   0.1 61   19 33.5   7.1 7.0   5.7 N | 352 10.6   6.7 0.00 0.00 49.3   2.0 44.4   0.2
Geyserville-North (Hoffman) 1/31/26 0530 35.2   1.5 96   0 34.1   1.4 0.8   0.2 NW | 319 2.5   0.4 0.00 0.00 40.0   2.7 33.5   2.5
Geyserville (Ranch 3) 1/31/26 0530 34.7   3.2 100   0 34.7   3.2 1.3   0.6 WNW | 293 2.2   0.9 0.00 0.00 40.8   2.4 34.4   3.1
Geyserville-East (Ranch 40) 1/31/26 0530 46.0   1.7 81   10 40.5   1.4 2.4   3.3 ENE | 67 3.7   3.7 0.00 0.00 50.4   1.3 43.2   0.2
Geyserville-South (Nervo Station) 1/31/26 0530 39.9   0.3 - - 0.0   0.7 N | 0 0.0   2.7 0.00 0.00 45.6   1.1 39.5   0.0
Peterson (Ranch 09) 1/31/26 0530 34.0   1.8 99   1 33.6   1.6 0.6   0.8 E | 79 1.4   1.4 0.00 0.00 39.3   1.6 33.5   2.2
Rawah - Crazy Creek 1/31/26 0530 36.4   4.3 100   1 36.3   4.1 0.3   1.5 N | 6 1.4   2.6 0.00 0.00 42.1   1.9 36.2   2.6
Whitton Ranch (201e) 1/31/26 0530 34.4   1.5 100   0 34.4   1.5 0.1   0.9 ESE | 116 1.1   1.3 0.00 0.00 39.4   2.1 33.5   1.9
Lytton East (Shop Hill Bottom) 1/31/26 0530 34.7   2.3 99   1 34.5   2.1 0.4   1.9 NE | 50 1.2   2.7 0.00 0.00 41.4   1.3 34.3   2.5
Lytton West Lower (Lew 6) 1/31/26 0530 34.4   3.2 100   0 34.3   3.2 0.5   1.2 NNE | 33 1.7   2.1 0.00 0.00 38.5   2.5 34.0   2.1
Lytton West Hill (23PS) 1/31/26 0530 38.6   2.9 100   0 38.6   2.9 0.5   1.4 NNE | 15 2.0   2.0 0.00 0.00 43.9   1.6 38.3   1.9
Lytton East (Hill 5) 1/31/26 0530 38.2   0.5 97   0 37.5   0.4 1.8   1.1 NE | 55 2.5   1.8 0.00 0.00 43.5   1.2 37.3   1.0
Jimtown-North (Piccolo Ranch 15) 1/31/26 0530 33.8   3.2 100   0 33.8   3.2 0.2   0.9 N | 7 1.3   2.0 0.00 0.00 38.0   3.2 33.5   2.5
Jimtown-NE (Red Fan) 8/27/25 0915 61.6   2.2 77   9 54.4   0.8 3.4   1.4 S | 177 6.6   1.0 0.00 0.00 61.8   2.1 52.6   3.7
HWY 128/Chalk Hill Rd (Landslide) 1/31/26 0500 34.3   2.3 100   0 34.3   2.4 1.3   0.9 NE | 36 3.8   1.3 0.00 0.00 38.0   1.3 33.0   2.5
N Chalk Hill Rd (Ranch 63) 1/31/26 0530 32.9   2.7 100   0 32.9   2.7 0.0   0.0 N | 0 0.0   0.0 0.00 0.00 38.5   1.1 32.7   2.6
Knights Valley (Bavarian Lion) 1/31/26 0530 31.7   2.1 97   0 31.1   2.2 0.4   1.0 ESE | 104 1.9   1.0 0.00 0.00 35.3   3.2 31.3   1.8
Bavarian Lion EFW 1/31/26 0530 33.7   0.6 - - - - - 0.00 0.00 38.0   2.6 32.0   1.2
Franz Valley (Stornetta) 1/31/26 0530 31.3   1.2 98   0 30.7   1.1 0.3   0.1 S | 184 1.6   0.4 0.00 0.00 34.7   1.7 31.1   1.3
Upper Dry Creek Valley 1/31/26 0530 36.8   1.4 97   0 36.1   1.5 0.5   1.4 WNW | 300 2.5   0.3 0.00 0.00 40.5   2.1 36.4   1.5
Lower Dry Creek Valley 1/31/26 0530 35.6   2.4 100   0 35.6   2.4 2.2   2.2 N | 356 3.0   3.0 0.00 0.00 39.3   3.0 34.6   2.6
Max     54.0 100 40.5 8.1 - 14.6 0.00 0.00 58.2 53.0
Avg     38.0 91 34.4 1.6 - 3.2 0.00 - - -
Min     31.3 36 27.6 0.0 - 0.0 0.00 0.00 34.7 31.1