Weather History for Lancaster, CA

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Tuesday, December 18, 2012

  Actual Average Record
Temperature  
Mean Temperature 43 °F 43 °F  
Max Temperature 50 °F 57 °F 73 °F (1980)
Min Temperature 36 °F 29 °F 17 °F (1995)
Degree Days  
Heating Degree Days 22    
Month to date heating degree days 273  
Since 1 July heating degree days 705  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 2282  
Moisture  
Dew Point 30 °F    
Average Humidity 60    
Maximum Humidity 80    
Minimum Humidity 40    
Precipitation  
Precipitation 0.00 in 0.04 in 1.54 in (1984)
Month to date precipitation 0.08 0.57  
Year to date precipitation 1.83 6.80  
Since 1 July precipitation 0.13 1.89  
Snow  
Snow 0.00 in - 12.00 in (1984)
Month to date snowfall 0.0  
Since 1 July snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.91 in    
Wind  
Wind Speed 18 mph (West)    
Max Wind Speed 37 mph    
Max Gust Speed 44 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 18, 2012 Rise Set
Actual Time 6:55 AM PST 4:44 PM PST
Civil Twilight 6:26 AM PST 5:12 PM PST
Nautical Twilight 5:55 AM PST 5:44 PM PST
Astronomical Twilight 5:24 AM PST 6:15 PM PST
Moon 10:50 AM PST (12/18) 11:01 PM PST (12/18)
Length of Visible Light 10h 45m
Length of Day
9h 49m
Waxing Crescent, 36% of the Moon is Illuminated
Dec 18
Waxing Crescent
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 48.9 °F - 43.0 °F 80% 29.94 in 10.0 mi WSW 6.9 mph - N/A   Overcast
1:22 AM 50.0 °F - 42.8 °F 76% 29.95 in 10.0 mi WSW 9.2 mph - N/A   Overcast
1:56 AM 50.0 °F - 43.0 °F 77% 29.94 in 10.0 mi WSW 9.2 mph - N/A   Overcast
2:56 AM 50.0 °F - 43.0 °F 77% 29.91 in 10.0 mi West 11.5 mph - N/A   Overcast
3:56 AM 50.0 °F - 43.0 °F 77% 29.88 in 10.0 mi West 6.9 mph - N/A   Overcast
4:56 AM 48.9 °F - 43.0 °F 80% 29.87 in 10.0 mi WSW 6.9 mph - N/A   Mostly Cloudy
5:56 AM 48.9 °F - 43.0 °F 80% 29.86 in 10.0 mi WSW 16.1 mph - N/A   Mostly Cloudy
6:56 AM 48.9 °F - 37.9 °F 66% 29.86 in 10.0 mi West 23.0 mph - N/A   Overcast
7:56 AM 46.9 °F - 35.1 °F 63% 29.88 in 10.0 mi West 20.7 mph 27.6 mph N/A   Overcast
8:56 AM 48.0 °F - 34.0 °F 58% 29.87 in 10.0 mi West 23.0 mph 31.1 mph N/A   Overcast
9:56 AM 50.0 °F - 33.1 °F 52% 29.87 in 10.0 mi West 27.6 mph 33.4 mph N/A   Overcast
10:56 AM 46.9 °F - 33.1 °F 59% 29.88 in 10.0 mi West 25.3 mph 35.7 mph N/A   Overcast
11:56 AM 48.9 °F - 30.9 °F 50% 29.84 in 10.0 mi West 34.5 mph 41.4 mph N/A   Partly Cloudy
12:56 PM 46.9 °F - 27.0 °F 46% 29.86 in 10.0 mi West 34.5 mph 43.7 mph N/A   Clear
1:56 PM 48.0 °F - 27.0 °F 44% 29.85 in 10.0 mi West 28.8 mph 36.8 mph N/A   Clear
2:56 PM 46.9 °F - 26.1 °F 44% 29.86 in 10.0 mi West 25.3 mph 35.7 mph N/A   Clear
3:56 PM 43.0 °F 34.2 °F 27.0 °F 53% 29.88 in 10.0 mi WNW 20.7 mph 33.4 mph N/A   Partly Cloudy
4:56 PM 41.0 °F 33.9 °F 24.1 °F 51% 29.89 in 10.0 mi WNW 12.7 mph - N/A   Clear
5:56 PM 39.0 °F 31.0 °F 21.0 °F 49% 29.92 in 10.0 mi WNW 13.8 mph - N/A   Clear
6:56 PM 39.9 °F 31.4 °F 19.0 °F 43% 29.95 in 10.0 mi WNW 16.1 mph 25.3 mph N/A   Scattered Clouds
7:56 PM 36.0 °F 29.6 °F 18.0 °F 48% 29.98 in 10.0 mi NW 8.1 mph - N/A   Scattered Clouds
8:56 PM 39.0 °F 29.3 °F 17.1 °F 41% 29.98 in 10.0 mi NW 19.6 mph 28.8 mph N/A   Mostly Cloudy
9:56 PM 37.9 °F 30.5 °F 15.1 °F 39% 29.99 in 10.0 mi NW 11.5 mph 23.0 mph N/A   Clear
10:56 PM 36.0 °F 23.7 °F 16.0 °F 44% 30.03 in 10.0 mi WNW 26.5 mph 34.5 mph N/A   Clear
11:56 PM 34.0 °F 26.6 °F 16.0 °F 48% 30.08 in 10.0 mi WNW 9.2 mph - N/A   Clear