Santa Rosa, CA

5:40 PM PDT on August 16, 2017 (GMT -0700)
Sonoma County

Weather History for KSTS - December, 2011

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Tuesday, December 27, 2011

  Actual Average Record
Temperature  
Mean Temperature 46 °F 46 °F  
Max Temperature 59 °F 56 °F 63 °F (1999)
Min Temperature 32 °F 36 °F 27 °F (2015)
Degree Days  
Heating Degree Days 19    
Month to date heating degree days 503  
Since 1 July heating degree days 1088  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 345  
Moisture  
Dew Point 36 °F    
Average Humidity 77    
Maximum Humidity 100    
Minimum Humidity 53    
Precipitation  
Precipitation 0.00 in 0.27 in 2.70 in (2005)
Month to date precipitation 0.19 5.98  
Year to date precipitation 26.89 35.23  
Since 1 July precipitation 4.45  
Sea Level Pressure  
Sea Level Pressure 30.33 in    
Wind  
Wind Speed 2 mph (WNW)    
Max Wind Speed 9 mph    
Max Gust Speed 12 mph    
Visibility 4 miles    
Events Fog    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Date:

Astronomy

Dec. 27, 2011 Rise Set
Actual Time 7:27 AM PST 4:57 PM PST
Civil Twilight 6:57 AM PST 5:26 PM PST
Nautical Twilight 6:24 AM PST 6:00 PM PST
Astronomical Twilight 5:52 AM PST 6:32 PM PST
Moon 9:28 AM PST (12/27) 8:34 PM PST (12/27)
Length of Visible Light 10h 29m
Length of Day
9h 29m
Waxing Crescent, 11% of the Moon is Illuminated
Dec 27
Waxing Crescent
Dec 31
First Quarter
Jan 8
Full
Jan 16
Last Quarter
Jan 22
New

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:31 AM 41.0 °F - 39.2 °F 93% 30.35 in 1.5 mi Calm Calm - N/A   Partly Cloudy
12:33 AM 39.2 °F - 39.2 °F 100% 30.35 in 0.8 mi Calm Calm - N/A   Mist
12:41 AM 39.2 °F - 37.4 °F 93% 30.35 in 0.2 mi Calm Calm - N/A Fog Fog
12:53 AM 39.0 °F - 37.9 °F 96% 30.33 in 0.2 mi Calm Calm - N/A Fog Fog
1:21 AM 39.2 °F 37.0 °F 37.4 °F 93% 30.34 in 0.2 mi NW 3.5 mph - N/A Fog Fog
1:42 AM 37.4 °F 33.8 °F 37.4 °F 100% 30.35 in 0.8 mi NNW 4.6 mph - N/A   Clear
1:53 AM 36.0 °F 32.1 °F 35.1 °F 97% 30.34 in 0.5 mi North 4.6 mph - N/A Fog Fog
2:48 AM 35.6 °F - 33.8 °F 93% 30.36 in 0.5 mi Calm Calm - N/A Fog Fog
2:53 AM 37.0 °F 34.5 °F 35.1 °F 93% 30.34 in 0.8 mi NW 3.5 mph - N/A   Mist
3:18 AM 35.6 °F 31.7 °F 33.8 °F 93% 30.35 in 0.8 mi NNW 4.6 mph - N/A   Clear
3:36 AM 35.6 °F 32.8 °F 33.8 °F 93% 30.34 in 1.8 mi NW 3.5 mph - N/A   Clear
3:38 AM 35.6 °F 32.8 °F 35.6 °F 100% 30.34 in 3.0 mi NW 3.5 mph - N/A   Clear
3:48 AM 35.6 °F 31.7 °F 33.8 °F 93% 30.33 in 1.5 mi WNW 4.6 mph - N/A   Clear
3:53 AM 35.1 °F 30.1 °F 34.0 °F 96% 30.32 in 1.2 mi WNW 5.8 mph - N/A   Clear
4:23 AM 35.6 °F 31.7 °F 33.8 °F 93% 30.34 in 1.8 mi WNW 4.6 mph - N/A   Clear
4:34 AM 35.6 °F 30.7 °F 35.6 °F 100% 30.33 in 0.8 mi NW 5.8 mph - N/A   Clear
4:53 AM 33.1 °F 28.7 °F 33.1 °F 100% 30.32 in 0.5 mi WNW 4.6 mph - N/A Fog Fog
4:59 AM 35.6 °F 32.8 °F 33.8 °F 93% 30.34 in 1.2 mi WNW 3.5 mph - N/A   Partly Cloudy
5:02 AM 35.6 °F 32.8 °F 35.6 °F 100% 30.34 in 3.0 mi NW 3.5 mph - N/A   Partly Cloudy
5:39 AM 32.0 °F - 30.2 °F 93% 30.33 in 1.8 mi Calm Calm - N/A   Clear
5:50 AM 33.8 °F 29.6 °F 32.0 °F 93% 30.34 in 0.8 mi West 4.6 mph - N/A   Mist
5:53 AM 32.0 °F 27.5 °F 30.9 °F 96% 30.32 in 0.5 mi West 4.6 mph - N/A Fog Fog
6:05 AM 33.8 °F 29.6 °F 33.8 °F 100% 30.34 in 1.2 mi West 4.6 mph - N/A   Partly Cloudy
6:20 AM 33.8 °F 29.6 °F 32.0 °F 93% 30.35 in 4.0 mi West 4.6 mph - N/A   Partly Cloudy
6:32 AM 33.8 °F - 33.8 °F 100% 30.35 in 1.8 mi Calm Calm - N/A   Clear
6:46 AM 33.8 °F - 32.0 °F 93% 30.35 in 10.0 mi Calm Calm - N/A Fog Patches of Fog
6:53 AM 33.1 °F - 32.0 °F 96% 30.34 in 10.0 mi Calm Calm - N/A Fog Patches of Fog
7:53 AM 32.0 °F 28.7 °F 32.0 °F 100% 30.34 in 0.2 mi SW 3.5 mph - N/A Fog Fog
8:53 AM 36.0 °F - 35.1 °F 97% 30.35 in 0.2 mi Calm Calm - N/A Fog Fog
9:08 AM 37.4 °F - 37.4 °F 100% 30.37 in 10.0 mi Calm Calm - N/A Fog Patches of Fog
9:53 AM 42.1 °F - 41.0 °F 96% 30.36 in 10.0 mi Calm Calm - N/A Fog Patches of Fog
10:53 AM 51.1 °F - 42.1 °F 71% 30.32 in 10.0 mi Calm Calm - N/A Fog Patches of Fog
12:53 PM 55.0 °F - 43.0 °F 64% 30.29 in 10.0 mi ESE 4.6 mph - N/A   Scattered Clouds
1:53 PM 55.9 °F - 43.0 °F 62% 30.28 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:53 PM 57.9 °F - 43.0 °F 58% 30.27 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
3:53 PM 59.0 °F - 43.0 °F 55% 30.28 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:53 PM 55.0 °F - 43.0 °F 64% 30.28 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:53 PM 46.9 °F - 41.0 °F 80% 30.27 in 10.0 mi Calm Calm - N/A   Clear
7:53 PM 44.1 °F - 39.0 °F 82% 30.29 in 10.0 mi Calm Calm - N/A   Clear
8:53 PM 42.1 °F - 39.0 °F 89% 30.30 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 39.0 °F - 37.9 °F 96% 30.32 in 7.0 mi Calm Calm - N/A   Clear
10:53 PM 39.0 °F - 37.0 °F 93% 30.33 in 9.0 mi Calm Calm - N/A   Clear