Weather History for Yellowstone, WY

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Wednesday, January 11, 2012

  Actual Average Record
Temperature  
Mean Temperature -4 °F 13 °F  
Max Temperature 8 °F 24 °F 34 °F (1999)
Min Temperature -16 °F 1 °F -27 °F (2007)
Degree Days  
Heating Degree Days 68 52  
Month to date heating degree days 572  
Since 1 July heating degree days 5482  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Moisture  
Dew Point -10 °F    
Average Humidity 77    
Maximum Humidity 87    
Minimum Humidity 70    
Precipitation  
Precipitation 0.01 in 0.09 in 0.81 in (2000)
Month to date precipitation 0.91  
Year to date precipitation 0.91  
Sea Level Pressure  
Sea Level Pressure 30.55 in    
Wind  
Wind Speed 3 mph (NW)    
Max Wind Speed 10 mph    
Max Gust Speed 18 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

Jan. 11, 2012 Rise Set
Actual Time 7:56 AM MST 5:02 PM MST
Civil Twilight 7:24 AM MST 5:35 PM MST
Nautical Twilight 6:47 AM MST 6:11 PM MST
Astronomical Twilight 6:12 AM MST 6:46 PM MST
Moon 8:13 PM MST (1/11) 9:03 AM MST (1/11)
Length of Visible Light 10h 11m
Length of Day
9h 05m
Waning Gibbous, 93% of the Moon is Illuminated
Jan 11
Waning Gibbous
Jan 16
Last Quarter
Jan 23
New
Jan 30
First Quarter
Feb 7
Full

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 8.1 °F -2.0 °F 1.9 °F 76% 30.27 in - Variable 5.8 mph - N/A   Unknown
1:56 AM 6.1 °F -8.7 °F -0.9 °F 73% 30.29 in - WNW 10.4 mph 18.4 mph N/A   Unknown
2:56 AM 5.0 °F -8.1 °F -2.0 °F 73% 30.28 in - NW 8.1 mph 18.4 mph N/A   Unknown
3:56 AM 3.0 °F -11.5 °F -4.0 °F 73% 30.33 in - NW 9.2 mph - N/A   Unknown
4:56 AM 1.0 °F -6.7 °F -5.1 °F 75% 30.38 in - NNW 3.5 mph - N/A   Unknown
5:56 AM -5.1 °F - -9.0 °F 83% 30.45 in - Calm Calm - N/A   Unknown
6:56 AM -9.0 °F - -15.0 °F 75% 30.50 in - Calm Calm - N/A   Unknown
7:56 AM -11.0 °F - -17.0 °F 75% 30.52 in - Calm Calm - N/A   Unknown
8:56 AM -13.0 °F - -16.1 °F 86% 30.55 in - Calm Calm - N/A   Unknown
9:56 AM -6.0 °F - -9.9 °F 83% 30.51 in - Calm Calm - N/A   Unknown
10:56 AM -6.0 °F - -9.0 °F 87% 30.55 in - Calm Calm - N/A   Unknown
11:56 AM -2.9 °F -11.2 °F -8.0 °F 79% 30.53 in - ESE 3.5 mph - N/A   Unknown
12:56 PM 1.9 °F - -5.1 °F 72% 30.52 in - Calm Calm - 0.01 in   Unknown
1:56 PM 5.0 °F - -2.9 °F 70% 30.51 in - Calm Calm - N/A   Unknown
2:56 PM 3.9 °F - -2.9 °F 73% 30.51 in - Calm Calm - N/A   Unknown
3:56 PM 3.0 °F - -4.0 °F 73% 30.56 in - Calm Calm - N/A   Unknown
4:56 PM -0.9 °F - -6.0 °F 79% 30.61 in - Calm Calm - N/A   Unknown
5:56 PM -5.1 °F - -11.0 °F 76% 30.68 in - Calm Calm - N/A   Unknown
6:56 PM -9.0 °F - -14.1 °F 79% 30.74 in - Calm Calm - N/A   Unknown
7:56 PM -11.0 °F - -16.1 °F 78% 30.78 in - Calm Calm - N/A   Unknown
8:56 PM -11.9 °F - -17.0 °F 78% 30.82 in - Calm Calm - N/A   Unknown
9:56 PM -14.1 °F - -18.9 °F 79% 30.77 in - Calm Calm - N/A   Unknown
10:56 PM -15.0 °F - -20.0 °F 78% 30.79 in - Calm Calm - N/A   Unknown
11:56 PM -16.1 °F - -20.9 °F 79% 30.78 in - Calm Calm - N/A   Unknown