Santa Ana, CA

4:27 PM PDT on August 31, 2016 (GMT -0700)
John Wayne-Orange County

Weather History for KSNA - December, 2011

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Saturday, December 31, 2011

  Actual Average Record
Temperature  
Mean Temperature 58 °F 56 °F  
Max Temperature 68 °F 66 °F 73 °F (2007)
Min Temperature 47 °F 46 °F 36 °F (2010)
Degree Days  
Heating Degree Days 7 9  
Month to date heating degree days 270 277  
Since 1 July heating degree days 447 432  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 1  
Year to date cooling degree days 805 877  
Growing Degree Days 6 (Base 50)    
Moisture  
Dew Point 48 °F    
Average Humidity 78    
Maximum Humidity 100    
Minimum Humidity 56    
Precipitation  
Precipitation 0.00 in 0.14 in 0.80 in (2004)
Month to date precipitation 0.45 2.08  
Year to date precipitation 7.80 13.33  
Since 1 July precipitation 2.45  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.0  
Year to date snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.02 in    
Wind  
Wind Speed 2 mph (SSW)    
Max Wind Speed 9 mph    
Max Gust Speed 12 mph    
Visibility 2 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. 31, 2011 Rise Set
Actual Time 6:55 AM PST 4:53 PM PST
Civil Twilight 6:28 AM PST 5:20 PM PST
Nautical Twilight 5:57 AM PST 5:51 PM PST
Astronomical Twilight 5:26 AM PST 6:22 PM PST
Moon 11:04 AM PST No Moon Set
Length of Visible Light 10h 52m
Length of Day
9h 57m
Waxing Crescent, 46% of the Moon is Illuminated
Dec 31
Waxing Crescent
Dec 31
First Quarter
Jan 8
Full
Jan 16
Last Quarter
Jan 22
New

Hourly Weather History & Observations

Time (PST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:10 AM 48.2 °F 46.4 °F 93% 30.00 in 1.8 mi Calm Calm - N/A   Scattered Clouds
12:16 AM 48.2 °F 46.4 °F 93% 30.01 in 0.8 mi Calm Calm - N/A   Mist
12:34 AM 48.2 °F 46.4 °F 93% 30.01 in 0.2 mi Calm Calm - N/A Fog Fog
12:53 AM 48.0 °F 46.0 °F 93% 30.01 in 0.2 mi Calm Calm - N/A Fog Fog
12:59 AM 48.2 °F 46.4 °F 93% 30.01 in 1.0 mi Calm Calm - N/A   Mist
1:08 AM 48.2 °F 46.4 °F 93% 30.02 in 0.5 mi North 3.5 mph - N/A Fog Fog
1:53 AM 48.2 °F 46.4 °F 93% 30.00 in 0.5 mi Calm Calm - N/A Fog Fog
2:00 AM 48.2 °F 46.4 °F 93% 30.00 in 0.2 mi Calm Calm - N/A Fog Fog
2:10 AM 48.2 °F 46.4 °F 93% 30.00 in 1.0 mi Calm Calm - N/A   Overcast
2:15 AM 48.2 °F 46.4 °F 93% 30.00 in 3.0 mi Calm Calm - N/A   Overcast
2:42 AM 50.0 °F 46.4 °F 87% 30.00 in 2.5 mi Calm Calm - N/A   Overcast
2:50 AM 50.0 °F 48.2 °F 94% 30.00 in 1.2 mi Calm Calm - N/A   Overcast
2:53 AM 50.0 °F 48.2 °F 94% 30.00 in 1.0 mi Calm Calm - N/A   Overcast
2:57 AM 51.8 °F 48.2 °F 88% 30.00 in 0.2 mi Calm Calm - N/A Fog Fog
3:04 AM 51.8 °F 48.2 °F 88% 30.01 in 0.2 mi Calm Calm - N/A Fog Fog
3:53 AM 50.0 °F 48.2 °F 94% 30.00 in 0.2 mi Calm Calm - N/A Fog Fog
4:53 AM 50.0 °F 48.0 °F 93% 30.01 in 0.2 mi Calm Calm - N/A Fog Fog
5:53 AM 50.0 °F 48.0 °F 93% 30.03 in 0.1 mi Calm Calm - 0.01 in Fog Fog
6:53 AM 48.2 °F 46.4 °F 93% 30.03 in 0.2 mi SE 3.5 mph - N/A Fog Fog
7:17 AM 48.2 °F 46.4 °F 93% 30.02 in 0.2 mi Calm Calm - N/A Fog Fog
7:21 AM 48.2 °F 46.4 °F 93% 30.03 in 0.1 mi Calm Calm - N/A Fog Fog
7:53 AM 46.9 °F 46.0 °F 97% 30.03 in 0.1 mi Calm Calm - N/A Fog Fog
8:53 AM 48.9 °F 46.9 °F 93% 30.05 in 0.1 mi Calm Calm - N/A Fog Fog
9:48 AM 51.8 °F 50.0 °F 94% 30.06 in 0.8 mi Calm Calm - N/A   Overcast
9:53 AM 52.0 °F 50.0 °F 93% 30.06 in 0.8 mi Calm Calm - N/A   Overcast
10:32 AM 55.4 °F 48.2 °F 77% 30.05 in 3.0 mi Calm Calm - N/A   Haze
10:53 AM 59.0 °F 48.9 °F 69% 30.04 in 5.0 mi Calm Calm - N/A   Haze
11:53 AM 64.9 °F 48.9 °F 56% 30.01 in 5.0 mi Variable 3.5 mph - N/A   Haze
12:53 PM 66.9 °F 51.1 °F 57% 29.98 in 6.0 mi SSW 6.9 mph - N/A   Haze
1:53 PM 64.9 °F 48.9 °F 56% 29.98 in 6.0 mi SW 5.8 mph - N/A   Haze
2:53 PM 66.0 °F 50.0 °F 56% 29.99 in 10.0 mi SW 4.6 mph - N/A   Scattered Clouds
3:53 PM 66.9 °F 50.0 °F 54% 29.99 in 10.0 mi SW 3.5 mph - N/A   Scattered Clouds
4:53 PM 62.1 °F 51.1 °F 67% 30.01 in 8.0 mi WSW 3.5 mph - N/A   Scattered Clouds
5:17 PM 57.2 °F 50.0 °F 77% 30.01 in 6.0 mi SSW 5.8 mph - N/A   Mostly Cloudy
5:53 PM 57.0 °F 50.0 °F 77% 30.03 in 3.0 mi SW 3.5 mph - N/A   Mostly Cloudy
6:16 PM 53.6 °F 50.0 °F 88% 30.03 in 0.5 mi SSW 8.1 mph - N/A   Partly Cloudy
6:23 PM 53.6 °F 50.0 °F 88% 30.03 in 0.1 mi SSW 8.1 mph - N/A Fog Fog
6:53 PM 54.0 °F 52.0 °F 93% 30.04 in 0.2 mi SW 6.9 mph - N/A Fog Fog
7:53 PM 53.1 °F 51.1 °F 93% 30.07 in 0.2 mi SSW 5.8 mph - N/A Fog Fog
8:53 PM 53.6 °F 51.8 °F 94% 30.08 in 0.1 mi Calm Calm - N/A Fog Fog
9:53 PM 53.1 °F 51.1 °F 93% 30.09 in 0.1 mi Calm Calm - N/A Fog Fog
10:53 PM 52.0 °F 50.0 °F 93% 30.09 in 0.1 mi NE 3.5 mph - N/A Fog Fog
11:53 PM 51.1 °F 48.9 °F 92% 30.09 in 0.2 mi Calm Calm - N/A Fog Fog