Weather History for Las Vegas, NV

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Friday, December 16, 2011

  Actual Average Record
Temperature  
Mean Temperature 48 °F 47 °F  
Max Temperature 57 °F 56 °F 74 °F (1980)
Min Temperature 38 °F 38 °F 23 °F (1964)
Degree Days  
Heating Degree Days 17 18  
Month to date heating degree days 321 269  
Since 1 July heating degree days 653 578  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 3540 3568  
Moisture  
Dew Point 20 °F    
Average Humidity 43    
Maximum Humidity 65    
Minimum Humidity 20    
Precipitation  
Precipitation 0.00 in 0.02 in 0.19 in (1940)
Month to date precipitation 0.09 0.22  
Year to date precipitation 2.29 3.91  
Snow  
Snow 0.00 in 0.00 in T in (1967)
Month to date snowfall 0.0 0.1  
Since 1 July snowfall 0.0 0.1  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.22 in    
Wind  
Wind Speed 8 mph (East)    
Max Wind Speed 21 mph    
Max Gust Speed 25 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 16, 2011 Rise Set
Actual Time 6:44 AM PST 4:27 PM PST
Civil Twilight 6:16 AM PST 4:56 PM PST
Nautical Twilight 5:43 AM PST 5:28 PM PST
Astronomical Twilight 5:12 AM PST 5:59 PM PST
Moon 10:54 PM PST (12/16) 10:42 AM PST (12/16)
Length of Visible Light 10h 40m
Length of Day
9h 43m
Waning Gibbous, 63% of the Moon is Illuminated
Dec 16
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
12:56 AM 42.1 °F 39.2 °F 28.9 °F 60% 30.16 in 10.0 mi SSE 4.6 mph - N/A   Scattered Clouds
1:56 AM 39.0 °F 35.7 °F 28.0 °F 65% 30.18 in 10.0 mi South 4.6 mph - N/A   Partly Cloudy
2:56 AM 39.9 °F - 27.0 °F 60% 30.18 in 10.0 mi Calm Calm - N/A   Clear
3:56 AM 39.0 °F 36.8 °F 25.0 °F 57% 30.19 in 10.0 mi SE 3.5 mph - N/A   Clear
4:56 AM 41.0 °F 39.0 °F 23.0 °F 49% 30.20 in 10.0 mi SSE 3.5 mph - N/A   Clear
5:56 AM 39.9 °F 36.7 °F 21.9 °F 49% 30.22 in 10.0 mi SE 4.6 mph - N/A   Clear
6:56 AM 39.0 °F 35.7 °F 21.0 °F 49% 30.25 in 10.0 mi ESE 4.6 mph - N/A   Partly Cloudy
7:56 AM 42.1 °F 40.2 °F 21.0 °F 43% 30.26 in 10.0 mi SSE 3.5 mph - N/A   Partly Cloudy
8:56 AM 46.9 °F - 19.9 °F 34% 30.28 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:56 AM 50.0 °F - 18.0 °F 28% 30.29 in 10.0 mi Variable 3.5 mph - N/A   Partly Cloudy
10:56 AM 52.0 °F - 18.0 °F 26% 30.26 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:56 AM 55.4 °F - 17.6 °F 23% 30.22 in 10.0 mi NE 9.2 mph 17.3 mph N/A   Clear
12:56 PM 55.9 °F - 17.1 °F 22% 30.19 in 10.0 mi ENE 17.3 mph 23.0 mph N/A   Clear
1:56 PM 55.9 °F - 16.0 °F 21% 30.18 in 10.0 mi NE 18.4 mph 25.3 mph N/A   Clear
2:56 PM 55.9 °F - 16.0 °F 21% 30.16 in 10.0 mi NE 17.3 mph - N/A   Partly Cloudy
3:56 PM 55.9 °F - 16.0 °F 21% 30.18 in 10.0 mi NE 15.0 mph - N/A   Partly Cloudy
4:56 PM 53.1 °F - 18.0 °F 25% 30.19 in 10.0 mi East 11.5 mph - N/A   Partly Cloudy
5:56 PM 51.1 °F - 18.0 °F 27% 30.23 in 10.0 mi ENE 13.8 mph - N/A   Clear
6:56 PM 50.0 °F - 18.0 °F 28% 30.26 in 10.0 mi ENE 16.1 mph - N/A   Clear
7:56 PM 48.2 °F - 19.4 °F 32% 30.25 in 10.0 mi ENE 13.8 mph - N/A   Clear
8:56 PM 46.9 °F - 19.0 °F 33% 30.26 in 10.0 mi East 4.6 mph - N/A   Clear
9:56 PM 46.0 °F - 19.0 °F 34% 30.26 in 10.0 mi Calm Calm - N/A   Clear
10:56 PM 45.0 °F 41.2 °F 18.0 °F 34% 30.27 in 10.0 mi ENE 6.9 mph - N/A   Clear
11:56 PM 43.0 °F 40.3 °F 19.0 °F 38% 30.26 in 10.0 mi SSW 4.6 mph - N/A   Clear