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Tuesday, December 20, 2011

  Actual Average Record
Temperature  
Mean Temperature 39 °F 42 °F  
Max Temperature 47 °F 53 °F 74 °F (1917)
Min Temperature 31 °F 31 °F 17 °F (2006)
Degree Days  
Heating Degree Days 26 23  
Month to date heating degree days 501 433  
Since 1 July heating degree days 1084 999  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 2110 2093  
Moisture  
Dew Point 30 °F    
Average Humidity 73    
Maximum Humidity 92    
Minimum Humidity 53    
Precipitation  
Precipitation 0.00 in 0.02 in 0.97 in (1909)
Month to date precipitation 1.22 0.46  
Year to date precipitation 9.40 8.11  
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 5 mph (ENE)    
Max Wind Speed 13 mph    
Max Gust Speed 13 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 20, 2011 Rise Set
Actual Time 7:39 AM MST 5:26 PM MST
Civil Twilight 7:11 AM MST 5:55 PM MST
Nautical Twilight 6:39 AM MST 6:26 PM MST
Astronomical Twilight 6:08 AM MST 6:57 PM MST
Moon 3:10 AM MST (12/20) 2:01 PM MST (12/20)
Length of Visible Light 10h 43m
Length of Day
9h 46m
Waning Crescent, 20% of the Moon is Illuminated
Dec 20
Waning Crescent
Dec 24
New
Dec 31
First Quarter
Jan 9
Full
Jan 16
Last Quarter

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:48 AM 37.0 °F - 34.0 °F 89% 29.96 in 10.0 mi Calm Calm - N/A   Clear
1:48 AM 32.0 °F 28.7 °F 30.0 °F 92% 29.96 in 10.0 mi SE 3.5 mph - N/A   Clear
2:48 AM 32.0 °F 28.7 °F 30.0 °F 92% 29.97 in 10.0 mi Variable 3.5 mph - N/A   Clear
3:17 AM 33.8 °F 28.6 °F 30.2 °F 87% 30.04 in 10.0 mi ENE 5.8 mph - N/A   Mostly Cloudy
3:46 AM 35.6 °F 30.7 °F 33.8 °F 93% 30.04 in 10.0 mi ENE 5.8 mph - N/A   Overcast
3:48 AM 35.1 °F 30.1 °F 33.1 °F 92% 29.96 in 10.0 mi ENE 5.8 mph - N/A   Overcast
4:20 AM 33.8 °F 30.8 °F 28.4 °F 81% 30.03 in 10.0 mi ENE 3.5 mph - N/A   Scattered Clouds
4:48 AM 33.1 °F 30.0 °F 28.0 °F 82% 29.96 in 10.0 mi East 3.5 mph - N/A   Clear
5:48 AM 33.1 °F 28.7 °F 28.0 °F 82% 29.97 in 10.0 mi ENE 4.6 mph - N/A   Clear
6:48 AM 32.0 °F - 28.0 °F 85% 29.99 in 10.0 mi Calm Calm - N/A   Clear
7:48 AM 30.9 °F - 28.0 °F 89% 30.01 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:01 AM 32.0 °F 28.7 °F 28.4 °F 87% 30.05 in 10.0 mi ESE 3.5 mph - N/A   Scattered Clouds
8:48 AM 34.0 °F 31.0 °F 28.9 °F 82% 30.01 in 10.0 mi ESE 3.5 mph - N/A   Partly Cloudy
9:48 AM 37.0 °F 31.6 °F 28.0 °F 70% 30.03 in 10.0 mi East 6.9 mph - N/A   Clear
10:48 AM 41.0 °F 38.0 °F 30.0 °F 65% 30.02 in 10.0 mi NE 4.6 mph - N/A   Clear
11:48 AM 39.9 °F 34.5 °F 30.0 °F 68% 30.01 in 10.0 mi North 8.1 mph - N/A   Clear
12:48 PM 41.0 °F 37.1 °F 30.9 °F 67% 29.98 in 10.0 mi NNE 5.8 mph - N/A   Clear
1:48 PM 42.1 °F - 30.9 °F 65% 29.96 in 10.0 mi Calm Calm - N/A   Clear
2:48 PM 46.0 °F 44.8 °F 32.0 °F 58% 29.93 in 10.0 mi North 3.5 mph - N/A   Clear
3:48 PM 46.9 °F - 32.0 °F 56% 29.90 in 10.0 mi NE 5.8 mph - N/A   Clear
4:48 PM 46.0 °F 41.9 °F 30.9 °F 56% 29.92 in 10.0 mi NNE 8.1 mph - N/A   Clear
5:48 PM 37.9 °F 34.4 °F 30.9 °F 76% 29.93 in 10.0 mi NE 4.6 mph - N/A   Clear
6:48 PM 36.0 °F 29.6 °F 28.9 °F 76% 29.94 in 10.0 mi East 8.1 mph - N/A   Clear
7:48 PM 34.0 °F 26.0 °F 28.0 °F 79% 29.95 in 10.0 mi ESE 10.4 mph - N/A   Clear
8:48 PM 35.1 °F 27.9 °F 27.0 °F 72% 29.95 in 10.0 mi ESE 9.2 mph - N/A   Clear
9:48 PM 32.0 °F - 27.0 °F 82% 29.95 in 10.0 mi Calm Calm - N/A   Clear
10:48 PM 32.0 °F 24.2 °F 27.0 °F 82% 29.96 in 10.0 mi SE 9.2 mph - N/A   Clear
11:48 PM 32.0 °F 24.2 °F 26.1 °F 79% 29.95 in 10.0 mi ESE 9.2 mph - N/A   Clear