Weather History for Yellowstone, WY

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Thursday, December 27, 2012

  Actual Average Record
Temperature  
Mean Temperature 13 °F 13 °F  
Max Temperature 20 °F 24 °F 32 °F (2006)
Min Temperature 5 °F 2 °F -16 °F (2008)
Degree Days  
Heating Degree Days 52 52  
Month to date heating degree days 1336 1381  
Since 1 July heating degree days 4433 4701  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1 0  
Moisture  
Dew Point 7 °F    
Average Humidity 77    
Maximum Humidity 92    
Minimum Humidity 62    
Precipitation  
Precipitation 0.01 in 0.05 in 0.26 in (2007)
Month to date precipitation 3.32 1.26  
Year to date precipitation 23.68 20.06  
Sea Level Pressure  
Sea Level Pressure 29.94 in    
Wind  
Wind Speed 2 mph (WNW)    
Max Wind Speed 10 mph    
Max Gust Speed 15 mph    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Date:

Astronomy

Dec. 27, 2012 Rise Set
Actual Time 7:57 AM MST 4:48 PM MST
Civil Twilight 7:24 AM MST 5:22 PM MST
Nautical Twilight 6:47 AM MST 5:58 PM MST
Astronomical Twilight 6:11 AM MST 6:34 PM MST
Moon 4:36 PM MST 7:09 AM MST
Length of Visible Light 9h 57m
Length of Day
8h 50m
Full, 100% of the Moon is Illuminated
Dec 27
Full
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 10.0 °F - 7.0 °F 87% 29.78 in - Calm Calm - N/A   Unknown
1:56 AM 7.0 °F - 3.9 °F 87% 29.81 in - Calm Calm - N/A   Unknown
2:56 AM 9.0 °F - 5.0 °F 84% 29.81 in - Calm Calm - N/A   Unknown
3:56 AM 7.0 °F - 3.9 °F 87% 29.84 in - Calm Calm - N/A   Unknown
4:56 AM 6.1 °F - 3.0 °F 87% 29.86 in - Calm Calm - N/A   Unknown
5:56 AM 8.1 °F 1.4 °F 3.9 °F 83% 29.86 in - WNW 3.5 mph - N/A   Unknown
6:56 AM 9.0 °F - 5.0 °F 84% 29.87 in - Calm Calm - N/A   Unknown
7:56 AM 10.0 °F 3.6 °F 6.1 °F 84% 29.91 in - WNW 3.5 mph - N/A   Unknown
8:56 AM 10.9 °F - 8.1 °F 88% 29.91 in - Calm Calm - N/A   Unknown
9:56 AM 15.1 °F - 9.0 °F 77% 29.92 in - Calm Calm - N/A   Unknown
10:56 AM 16.0 °F 8.8 °F 8.1 °F 71% 29.92 in - WNW 4.6 mph - N/A   Unknown
11:56 AM 17.1 °F 10.0 °F 9.0 °F 71% 29.91 in - Variable 4.6 mph - N/A   Unknown
12:56 PM 19.0 °F 12.3 °F 8.1 °F 62% 29.89 in - Variable 4.6 mph - N/A   Unknown
1:56 PM 18.0 °F 9.8 °F 9.0 °F 68% 29.93 in - West 5.8 mph - N/A   Unknown
2:56 PM 18.0 °F 12.7 °F 9.0 °F 68% 29.93 in - Variable 3.5 mph - N/A   Unknown
3:56 PM 17.1 °F 10.0 °F 8.1 °F 68% 29.98 in - West 4.6 mph - N/A   Unknown
4:56 PM 15.1 °F - 8.1 °F 74% 30.01 in - Calm Calm - N/A   Unknown
5:56 PM 14.0 °F 8.2 °F 9.0 °F 80% 30.03 in - West 3.5 mph - N/A   Unknown
6:56 PM 12.9 °F - 9.0 °F 84% 30.04 in - Calm Calm - N/A   Unknown
7:56 PM 10.0 °F - 7.0 °F 87% 30.06 in - Calm Calm - N/A   Unknown
8:56 PM 12.0 °F - 8.1 °F 84% 30.05 in - Calm Calm - N/A   Unknown
9:56 PM 10.0 °F - 7.0 °F 87% 30.05 in - Calm Calm - 0.01 in   Unknown
10:56 PM 10.0 °F - 7.0 °F 87% 30.05 in - Calm Calm - N/A   Unknown
11:56 PM 7.0 °F - 3.9 °F 87% 30.07 in - Calm Calm - N/A   Unknown