Weather History for Alamosa, CO

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Sunday, December 11, 2011

  Actual Average Record
Temperature  
Mean Temperature 11 °F 18 °F  
Max Temperature 27 °F 36 °F 55 °F (1950)
Min Temperature -5 °F 1 °F -28 °F (1961)
Degree Days  
Heating Degree Days 54 47  
Month to date heating degree days 573 494  
Since 1 July heating degree days 2595 2669  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 182 51  
Moisture  
Dew Point -2 °F    
Average Humidity 68    
Maximum Humidity 86    
Minimum Humidity 50    
Precipitation  
Precipitation 0.00 in 0.01 in 0.62 in (1991)
Month to date precipitation 0.11 0.13  
Year to date precipitation 4.44 7.09  
Snow  
Snow 0.00 in 0.10 in 5.30 in (1991)
Month to date snowfall 2.6 1.6  
Since 1 July snowfall 10.0 7.4  
Snow Depth 1.00 in    
Sea Level Pressure  
Sea Level Pressure 30.26 in    
Wind  
Wind Speed 2 mph (NW)    
Max Wind Speed 8 mph    
Max Gust Speed 9 mph    
Visibility 6 miles    
Events Fog    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 11, 2011 Rise Set
Actual Time 7:07 AM MST 4:45 PM MST
Civil Twilight 6:38 AM MST 5:14 PM MST
Nautical Twilight 6:05 AM MST 5:47 PM MST
Astronomical Twilight 5:34 AM MST 6:19 PM MST
Moon 5:58 PM MST (12/11) 7:58 AM MST (12/11)
Length of Visible Light 10h 36m
Length of Day
9h 37m
Full, 99% of the Moon is Illuminated
Dec 11
Full
Dec 17
Last Quarter
Dec 24
New
Dec 31
First Quarter
Jan 9
Full

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:01 AM 1.4 °F -9.9 °F -2.2 °F 85% 30.21 in 3.0 mi NW 5.8 mph - N/A   Scattered Clouds
12:52 AM -2.9 °F - -8.0 °F 79% 30.42 in 10.0 mi Calm Calm - N/A   Clear
1:52 AM -5.1 °F -13.6 °F -9.9 °F 80% 30.41 in 10.0 mi SE 3.5 mph - N/A   Clear
2:04 AM -5.8 °F -14.5 °F -11.2 °F 77% 30.18 in 7.0 mi ESE 3.5 mph - N/A   Scattered Clouds
2:07 AM -5.8 °F -14.5 °F -9.4 °F 84% 30.18 in 1.5 mi ESE 3.5 mph - N/A   Haze
2:15 AM -4.0 °F - -5.8 °F 92% 30.19 in 0.2 mi Calm Calm - N/A Fog Light Freezing Fog
2:52 AM -2.9 °F - -6.0 °F 87% 30.38 in 0.2 mi Calm Calm - N/A Fog Light Freezing Fog
3:45 AM -2.2 °F -12.5 °F -7.6 °F 78% 30.16 in 2.0 mi SW 4.6 mph - N/A   Overcast
3:52 AM -2.9 °F -11.2 °F -7.1 °F 82% 30.38 in 2.5 mi SW 3.5 mph - N/A   Overcast
4:10 AM -2.2 °F -12.5 °F -5.8 °F 85% 30.15 in 1.0 mi WSW 4.6 mph - N/A   Overcast
4:17 AM -2.2 °F -12.5 °F -5.8 °F 85% 30.15 in 0.8 mi West 4.6 mph - N/A   Mist
4:52 AM -2.9 °F - -6.0 °F 87% 30.39 in 0.5 mi Calm Calm - N/A Fog Light Freezing Fog
5:07 AM -4.0 °F - -7.6 °F 85% 30.13 in 1.8 mi Calm Calm - N/A   Overcast
5:13 AM -4.0 °F - -7.6 °F 85% 30.13 in 3.0 mi Calm Calm - N/A   Overcast
5:50 AM -2.2 °F - -7.6 °F 78% 30.13 in 2.0 mi Calm Calm - N/A   Overcast
5:52 AM -2.9 °F - -7.1 °F 82% 30.42 in 2.5 mi Calm Calm - N/A   Overcast
6:12 AM -2.2 °F -10.4 °F -5.8 °F 85% 30.13 in 1.0 mi East 3.5 mph - N/A   Overcast
6:52 AM -2.0 °F - -6.0 °F 83% 30.43 in 1.2 mi Calm Calm - N/A   Overcast
7:01 AM -2.2 °F - -7.6 °F 78% 30.13 in 0.2 mi Calm Calm - N/A   Haze
7:46 AM -2.2 °F - -5.8 °F 85% 30.13 in 2.0 mi Calm Calm - N/A   Mostly Cloudy
7:52 AM -0.4 °F - -5.8 °F 78% 30.13 in 6.0 mi Calm Calm - N/A   Mostly Cloudy
8:00 AM -0.4 °F - -5.8 °F 78% 30.13 in 8.0 mi Calm Calm - N/A   Scattered Clouds
8:52 AM 5.0 °F -4.1 °F -0.0 °F 80% 30.44 in 10.0 mi WNW 4.6 mph - N/A   Clear
9:52 AM 12.0 °F - 7.0 °F 80% 30.39 in 10.0 mi Calm Calm - N/A   Clear
10:52 AM 16.0 °F - 9.0 °F 74% 30.36 in 10.0 mi Calm Calm - N/A   Clear
11:52 AM 23.0 °F 18.4 °F 10.0 °F 58% 30.28 in 10.0 mi North 3.5 mph - N/A   Clear
12:52 PM 24.1 °F 19.7 °F 10.0 °F 55% 30.26 in 10.0 mi Variable 3.5 mph - N/A   Clear
1:52 PM 26.1 °F 20.5 °F 10.0 °F 51% 30.24 in 10.0 mi NNW 4.6 mph - N/A   Clear
2:52 PM 25.0 °F 19.3 °F 10.9 °F 55% 30.23 in 10.0 mi North 4.6 mph - N/A   Clear
3:52 PM 24.1 °F 16.0 °F 10.0 °F 55% 30.23 in 10.0 mi North 6.9 mph - N/A   Clear
4:52 PM 16.0 °F 6.3 °F 8.1 °F 71% 30.29 in 10.0 mi NW 6.9 mph - N/A   Clear
5:52 PM 10.9 °F 2.9 °F 6.1 °F 81% 30.32 in 10.0 mi North 4.6 mph - N/A   Clear
6:52 PM 7.0 °F 0.1 °F 1.9 °F 80% 30.36 in 10.0 mi West 3.5 mph - N/A   Clear
8:52 PM 3.0 °F - -2.0 °F 80% 30.37 in 10.0 mi Calm Calm - N/A   Clear
9:52 PM 3.2 °F -4.2 °F -0.4 °F 85% 30.07 in 10.0 mi WNW 3.5 mph - N/A   Clear
10:52 PM 3.0 °F - -2.0 °F 80% 30.31 in 10.0 mi Calm Calm - N/A   Clear
11:52 PM 1.0 °F - -4.0 °F 79% 30.28 in 9.0 mi Calm Calm - N/A   Clear