Santa Rosa, CA

3:43 PM PDT on May 25, 2017 (GMT -0700)
Sonoma County

Weather History for KSTS - December, 2011

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Tuesday, December 13, 2011

  Actual Average Record
Temperature  
Mean Temperature 43 °F 46 °F  
Max Temperature 58 °F 56 °F 63 °F (2013)
Min Temperature 28 °F 36 °F 25 °F (2013)
Degree Days  
Heating Degree Days 22    
Month to date heating degree days 220  
Since 1 July heating degree days 805  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 345  
Moisture  
Dew Point 33 °F    
Average Humidity 79    
Maximum Humidity 100    
Minimum Humidity 57    
Precipitation  
Precipitation 0.00 in 0.22 in 4.60 in (2002)
Month to date precipitation 0.01 2.31  
Year to date precipitation 26.71 31.56  
Since 1 July precipitation 4.27  
Sea Level Pressure  
Sea Level Pressure 29.99 in    
Wind  
Wind Speed 2 mph (West)    
Max Wind Speed 13 mph    
Max Gust Speed 16 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. 13, 2011 Rise Set
Actual Time 7:20 AM PST 4:50 PM PST
Civil Twilight 6:50 AM PST 5:20 PM PST
Nautical Twilight 6:17 AM PST 5:53 PM PST
Astronomical Twilight 5:44 AM PST 6:25 PM PST
Moon 8:09 PM PST (12/13) 9:34 AM PST (12/13)
Length of Visible Light 10h 30m
Length of Day
9h 30m
Waning Gibbous, 90% of the Moon is Illuminated
Dec 13
Waning Gibbous
Dec 17
Last Quarter
Dec 24
New
Dec 31
First Quarter
Jan 8
Full

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:14 AM 33.8 °F - 32.0 °F 93% 29.89 in 1.2 mi Calm Calm - N/A   Clear
12:30 AM 33.8 °F - 33.8 °F 100% 29.90 in 3.0 mi Calm Calm - N/A   Clear
12:53 AM 34.0 °F - 30.9 °F 89% 29.88 in 3.0 mi Calm Calm - N/A   Clear
1:01 AM 33.8 °F 30.8 °F 32.0 °F 93% 29.90 in 1.8 mi NNW 3.5 mph - N/A   Clear
1:11 AM 33.8 °F - 33.8 °F 100% 29.90 in 0.5 mi Calm Calm - N/A Fog Fog
1:25 AM 32.0 °F 27.5 °F 30.2 °F 93% 29.91 in 3.0 mi NW 4.6 mph - N/A   Clear
1:53 AM 33.1 °F - 32.0 °F 96% 29.90 in 1.2 mi Calm Calm - N/A   Clear
2:02 AM 32.0 °F - 30.2 °F 93% 29.92 in 0.8 mi Calm Calm - N/A   Clear
2:13 AM 32.0 °F - 30.2 °F 93% 29.92 in 0.5 mi Calm Calm - N/A Fog Fog
2:18 AM 32.0 °F - 30.2 °F 93% 29.92 in 1.2 mi Calm Calm - N/A   Clear
2:36 AM 30.2 °F - 30.2 °F 100% 29.93 in 2.5 mi Calm Calm - N/A   Clear
3:06 AM 30.2 °F - 30.2 °F 100% 29.93 in 3.0 mi Calm Calm - N/A   Scattered Clouds
3:09 AM 30.2 °F 26.7 °F 30.2 °F 100% 29.93 in 1.8 mi West 3.5 mph - N/A   Scattered Clouds
3:13 AM 30.2 °F - 30.2 °F 100% 29.93 in 0.8 mi Calm Calm - N/A   Mist
3:24 AM 30.2 °F 26.7 °F 28.4 °F 93% 29.93 in 1.2 mi West 3.5 mph - N/A   Partly Cloudy
3:30 AM 30.2 °F - 28.4 °F 93% 29.93 in 3.0 mi Calm Calm - N/A   Scattered Clouds
3:37 AM 30.2 °F - 28.4 °F 93% 29.93 in 1.8 mi Calm Calm - N/A   Partly Cloudy
3:41 AM 30.2 °F - 28.4 °F 93% 29.93 in 0.8 mi Calm Calm - N/A   Mist
3:53 AM 30.0 °F - 28.9 °F 96% 29.92 in 0.8 mi Calm Calm - N/A   Mist
4:00 AM 28.4 °F - 28.4 °F 100% 29.94 in 4.0 mi Calm Calm - N/A   Scattered Clouds
4:08 AM 30.2 °F - 28.4 °F 93% 29.94 in 6.0 mi Calm Calm - N/A   Mostly Cloudy
4:12 AM 30.2 °F - 28.4 °F 93% 29.94 in 1.8 mi Calm Calm - N/A   Scattered Clouds
4:15 AM 30.2 °F - 26.6 °F 86% 29.94 in 0.8 mi Calm Calm - N/A   Mist
4:38 AM 28.4 °F - 28.4 °F 100% 29.95 in 0.5 mi Calm Calm - N/A Fog Light Freezing Fog
4:47 AM 30.2 °F 26.7 °F 28.4 °F 93% 29.95 in 2.0 mi NW 3.5 mph - N/A   Clear
4:53 AM 30.0 °F - 28.0 °F 92% 29.93 in 6.0 mi Calm Calm - N/A   Clear
5:23 AM 30.2 °F 26.7 °F 28.4 °F 93% 29.96 in 2.0 mi WNW 3.5 mph - N/A   Partly Cloudy
5:27 AM 30.2 °F 26.7 °F 28.4 °F 93% 29.96 in 1.0 mi WNW 3.5 mph - N/A   Mist
5:34 AM 28.4 °F - 28.4 °F 100% 29.96 in 2.0 mi Calm Calm - N/A   Partly Cloudy
5:41 AM 30.2 °F - 28.4 °F 93% 29.96 in 7.0 mi Calm Calm - N/A   Partly Cloudy
5:53 AM 30.0 °F - 28.0 °F 92% 29.95 in 5.0 mi Calm Calm - N/A   Clear
6:53 AM 30.0 °F - 28.0 °F 92% 29.97 in 7.0 mi Calm Calm - N/A Fog Patches of Fog
7:05 AM 30.2 °F - 28.4 °F 93% 29.98 in 8.0 mi Calm Calm - N/A   Clear
7:53 AM 28.9 °F - 27.0 °F 92% 29.98 in 8.0 mi Calm Calm - N/A   Clear
8:53 AM 34.0 °F - 33.1 °F 96% 30.00 in 10.0 mi Calm Calm - N/A Fog Patches of Fog
9:53 AM 42.1 °F 40.2 °F 37.0 °F 82% 30.02 in 10.0 mi NNW 3.5 mph - N/A   Clear
10:53 AM 46.9 °F - 37.9 °F 71% 30.01 in 10.0 mi Calm Calm - N/A   Clear
11:53 AM 51.1 °F - 39.9 °F 66% 29.99 in 10.0 mi WSW 4.6 mph - N/A   Partly Cloudy
12:53 PM 54.0 °F - 39.9 °F 59% 29.98 in 10.0 mi SSE 3.5 mph - N/A   Clear
1:53 PM 57.0 °F - 43.0 °F 59% 29.97 in 10.0 mi Variable 3.5 mph - N/A   Clear
2:53 PM 57.9 °F - 42.1 °F 56% 29.97 in 10.0 mi South 4.6 mph - N/A   Clear
3:53 PM 55.0 °F - 44.1 °F 67% 29.98 in 10.0 mi South 9.2 mph - N/A   Partly Cloudy
4:53 PM 48.9 °F - 42.1 °F 77% 30.01 in 10.0 mi South 3.5 mph - N/A   Partly Cloudy
5:53 PM 44.1 °F 40.8 °F 39.9 °F 85% 30.03 in 10.0 mi SSE 5.8 mph - N/A   Clear
6:53 PM 43.0 °F 41.3 °F 39.9 °F 89% 30.04 in 10.0 mi SE 3.5 mph - N/A   Clear
7:53 PM 41.0 °F - 39.0 °F 93% 30.06 in 7.0 mi Calm Calm - N/A   Clear
8:29 PM 37.4 °F - 35.6 °F 93% 30.08 in 1.8 mi Calm Calm - N/A   Clear
8:47 PM 37.4 °F - 35.6 °F 93% 30.09 in 0.8 mi Calm Calm - N/A   Mist
8:53 PM 39.0 °F - 37.0 °F 93% 30.08 in 0.2 mi Calm Calm - N/A Fog Fog
9:05 PM 37.4 °F - 37.4 °F 100% 30.10 in 0.5 mi Calm Calm - N/A Fog Fog
9:44 PM 35.6 °F - 35.6 °F 100% 30.11 in 0.2 mi Calm Calm - N/A Fog Fog
9:53 PM 35.1 °F - 34.0 °F 96% 30.09 in 0.5 mi Calm Calm - N/A Fog Fog
10:07 PM 33.8 °F - 33.8 °F 100% 30.11 in 2.5 mi Calm Calm - N/A   Overcast
10:17 PM 33.8 °F 30.8 °F 32.0 °F 93% 30.11 in 0.8 mi West 3.5 mph - N/A   Mist
10:21 PM 33.8 °F 30.8 °F 32.0 °F 93% 30.11 in 0.2 mi WNW 3.5 mph - N/A Fog Fog
10:30 PM 33.8 °F - 33.8 °F 100% 30.11 in 0.5 mi Calm Calm - N/A Fog Fog
10:46 PM 33.8 °F 30.8 °F 32.0 °F 93% 30.12 in 0.2 mi West 3.5 mph - N/A Fog Fog
10:53 PM 34.0 °F 31.0 °F 33.1 °F 96% 30.11 in 0.2 mi WNW 3.5 mph - N/A Fog Fog
11:03 PM 33.8 °F 29.6 °F 32.0 °F 93% 30.13 in 0.5 mi NW 4.6 mph - N/A Fog Fog
11:25 PM 32.0 °F - 30.2 °F 93% 30.14 in 0.2 mi Calm Calm - N/A Fog Fog
11:35 PM 33.8 °F - 32.0 °F 93% 30.14 in 0.2 mi Calm Calm - N/A Fog Fog