Weather History for Yellowstone, WY

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Tuesday, February 12, 2013

  Actual Average Record
Temperature  
Mean Temperature 8 °F 14 °F  
Max Temperature 21 °F 26 °F 32 °F (2012)
Min Temperature -5 °F 2 °F -24 °F (2004)
Degree Days  
Heating Degree Days 57 51  
Month to date heating degree days 597 621  
Since 1 July heating degree days 7016 7152  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 6 °F    
Average Humidity 78    
Maximum Humidity 88    
Minimum Humidity 67    
Precipitation  
Precipitation 0.03 in 0.05 in 0.15 in (2010)
Month to date precipitation 0.13 0.61  
Year to date precipitation 1.55 2.72  
Sea Level Pressure  
Sea Level Pressure 30.37 in    
Wind  
Wind Speed 1 mph (North)    
Max Wind Speed 7 mph    
Max Gust Speed 14 mph    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Astronomy

Feb. 12, 2013 Rise Set
Actual Time 7:25 AM MST 5:46 PM MST
Civil Twilight 6:55 AM MST 6:16 PM MST
Nautical Twilight 6:21 AM MST 6:51 PM MST
Astronomical Twilight 5:47 AM MST 7:24 PM MST
Moon 8:16 AM MST (2/12) 9:01 PM MST (2/12)
Length of Visible Light 11h 21m
Length of Day
10h 21m
Waxing Crescent, 8% of the Moon is Illuminated
Feb 12
Waxing Crescent
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New

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 -0.9 °F - -6.0 °F 79% 30.42 in - Calm Calm - N/A   Unknown
1:56 AM 1.0 °F - -4.0 °F 79% 30.36 in - Calm Calm - N/A   Unknown
2:56 AM 1.9 °F - -2.9 °F 80% 30.36 in - Calm Calm - N/A   Unknown
3:56 AM 3.0 °F - -2.0 °F 80% 30.33 in - Calm Calm - N/A   Unknown
4:56 AM 3.9 °F - -0.9 °F 80% 30.34 in - Calm Calm - N/A   Unknown
5:56 AM 3.9 °F - -0.0 °F 84% 30.36 in - Calm Calm - N/A   Unknown
6:56 AM 5.0 °F - 1.0 °F 84% 30.40 in - Calm Calm - N/A   Unknown
7:56 AM 6.1 °F - 1.9 °F 83% 30.45 in - Calm Calm - N/A   Unknown
8:56 AM 10.0 °F - 6.1 °F 84% 30.45 in - Calm Calm - N/A   Unknown
9:56 AM 14.0 °F - 8.1 °F 77% 30.45 in - Calm Calm - N/A   Unknown
10:56 AM 16.0 °F 8.8 °F 10.0 °F 77% 30.45 in - Variable 4.6 mph - N/A   Unknown
11:56 AM 17.1 °F 11.7 °F 10.9 °F 77% 30.42 in - Variable 3.5 mph - 0.01 in   Unknown
12:56 PM 18.0 °F 12.7 °F 10.9 °F 74% 30.36 in - Variable 3.5 mph - N/A   Unknown
1:56 PM 19.0 °F - 10.9 °F 71% 30.33 in - Calm Calm - 0.01 in   Unknown
2:56 PM 21.0 °F 14.6 °F 12.0 °F 68% 30.31 in - Variable 4.6 mph - N/A   Unknown
3:56 PM 19.0 °F - 10.9 °F 71% 30.32 in - Calm Calm - N/A   Unknown
4:56 PM 17.1 °F 11.7 °F 10.9 °F 77% 30.31 in - Variable 3.5 mph - N/A   Unknown
5:56 PM 17.1 °F 11.7 °F 10.0 °F 74% 30.35 in - Variable 3.5 mph - N/A   Unknown
6:56 PM 15.1 °F - 10.0 °F 80% 30.38 in - Calm Calm - N/A   Unknown
7:56 PM 15.1 °F - 10.0 °F 80% 30.36 in - Calm Calm - 0.01 in   Unknown
8:56 PM 15.1 °F - 10.0 °F 80% 30.35 in - Calm Calm - N/A   Unknown
9:56 PM 15.1 °F - 10.9 °F 84% 30.31 in - Calm Calm - N/A   Unknown
10:56 PM 16.0 °F - 12.0 °F 84% 30.31 in - Calm Calm - N/A   Unknown
11:56 PM 16.0 °F 10.4 °F 12.9 °F 88% 30.29 in - Variable 3.5 mph - N/A   Unknown