Weather History for Los Angeles, CA

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Friday, December 21, 2012

  Actual Average Record
Temperature  
Mean Temperature 53 °F 56 °F  
Max Temperature 62 °F 64 °F 79 °F (1954)
Min Temperature 44 °F 48 °F 32 °F (1968)
Degree Days  
Heating Degree Days 12 9  
Month to date heating degree days 145 174  
Since 1 July heating degree days 249 356  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 735 550  
Growing Degree Days 3 (Base 50)    
Moisture  
Dew Point 33 °F    
Average Humidity 45    
Maximum Humidity 66    
Minimum Humidity 24    
Precipitation  
Precipitation 0.00 in 0.07 in 1.62 in (1945)
Month to date precipitation 0.63 1.24  
Year to date precipitation 6.70 12.01  
Since 1 July precipitation 2.09 3.20  
Sea Level Pressure  
Sea Level Pressure 30.08 in    
Wind  
Wind Speed 5 mph (WNW)    
Max Wind Speed 12 mph    
Max Gust Speed 15 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 21, 2012 Rise Set
Actual Time 6:55 AM PST 4:48 PM PST
Civil Twilight 6:27 AM PST 5:16 PM PST
Nautical Twilight 5:56 AM PST 5:47 PM PST
Astronomical Twilight 5:25 AM PST 6:18 PM PST
Moon 12:28 PM PST (12/21) 12:57 AM PST (12/21)
Length of Visible Light 10h 49m
Length of Day
9h 53m
Waxing Gibbous, 66% of the Moon is Illuminated
Dec 21
Waxing Gibbous
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 50.0 °F - 21.0 °F 32% 30.08 in 10.0 mi Variable 4.6 mph - N/A   Clear
1:53 AM 50.0 °F - 21.0 °F 32% 30.07 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 46.0 °F - 21.9 °F 39% 30.07 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 46.9 °F - 21.9 °F 37% 30.06 in 10.0 mi ENE 6.9 mph - N/A   Clear
4:53 AM 45.0 °F 42.6 °F 21.9 °F 40% 30.06 in 10.0 mi ENE 4.6 mph - N/A   Clear
5:53 AM 46.0 °F 41.9 °F 21.9 °F 39% 30.06 in 10.0 mi NE 8.1 mph - N/A   Clear
6:53 AM 48.0 °F - 21.0 °F 34% 30.07 in 10.0 mi ENE 3.5 mph - N/A   Partly Cloudy
7:53 AM 50.0 °F - 21.9 °F 33% 30.10 in 10.0 mi Calm Calm - N/A   Partly Cloudy
8:53 AM 55.0 °F - 19.0 °F 24% 30.12 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:53 AM 59.0 °F - 26.1 °F 28% 30.14 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:53 AM 60.1 °F - 35.1 °F 39% 30.12 in 10.0 mi Calm Calm - N/A   Scattered Clouds
11:53 AM 62.1 °F - 37.0 °F 39% 30.08 in 10.0 mi North 3.5 mph - N/A   Scattered Clouds
12:53 PM 61.0 °F - 39.0 °F 44% 30.07 in 10.0 mi West 9.2 mph - N/A   Scattered Clouds
1:53 PM 60.1 °F - 44.1 °F 55% 30.06 in 10.0 mi West 9.2 mph - N/A   Scattered Clouds
2:53 PM 59.0 °F - 43.0 °F 55% 30.06 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
3:53 PM 57.9 °F - 41.0 °F 53% 30.06 in 10.0 mi West 8.1 mph - N/A   Mostly Cloudy
4:53 PM 57.0 °F - 41.0 °F 55% 30.07 in 10.0 mi West 8.1 mph - N/A   Mostly Cloudy
5:53 PM 55.9 °F - 41.0 °F 57% 30.07 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
6:53 PM 54.0 °F - 43.0 °F 66% 30.09 in 10.0 mi West 8.1 mph - N/A   Scattered Clouds
7:53 PM 54.0 °F - 39.9 °F 59% 30.09 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
8:53 PM 55.9 °F - 43.0 °F 62% 30.09 in 10.0 mi Variable 4.6 mph - N/A   Partly Cloudy
9:53 PM 53.1 °F - 41.0 °F 64% 30.10 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:53 PM 54.0 °F - 41.0 °F 62% 30.10 in 10.0 mi Variable 4.6 mph - N/A   Partly Cloudy
11:53 PM 51.1 °F - 39.9 °F 66% 30.09 in 10.0 mi Calm Calm - N/A   Partly Cloudy