Weather History for Yellowstone, WY

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Tuesday, January 1, 2013

  Actual Average Record
Temperature  
Mean Temperature 2 °F 13 °F  
Max Temperature 14 °F 24 °F 30 °F (2006)
Min Temperature -11 °F 2 °F -21 °F (2011)
Degree Days  
Heating Degree Days 63 52  
Month to date heating degree days 63 52  
Since 1 July heating degree days 4731 4962  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point -1 °F    
Average Humidity 79    
Maximum Humidity 87    
Minimum Humidity 70    
Precipitation  
Precipitation 0.01 in 0.08 in 0.33 in (2008)
Month to date precipitation 0.01 0.08  
Year to date precipitation 0.01 0.08  
Sea Level Pressure  
Sea Level Pressure 30.46 in    
Wind  
Wind Speed 1 mph (SSE)    
Max Wind Speed 7 mph    
Max Gust Speed 9 mph    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Jan. 01, 2013 Rise Set
Actual Time 7:58 AM MST 4:52 PM MST
Civil Twilight 7:25 AM MST 5:26 PM MST
Nautical Twilight 6:48 AM MST 6:02 PM MST
Astronomical Twilight 6:12 AM MST 6:38 PM MST
Moon 9:39 PM MST (1/1) 10:01 AM MST (1/1)
Length of Visible Light 10h 00m
Length of Day
8h 54m
Waning Gibbous, 83% of the Moon is Illuminated
Jan 1
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
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 6.1 °F - 1.0 °F 80% 30.34 in - Calm Calm - N/A   Unknown
1:56 AM 6.1 °F - 1.0 °F 80% 30.35 in - Calm Calm - N/A   Unknown
2:56 AM 5.0 °F - 1.0 °F 84% 30.37 in - Calm Calm - N/A   Unknown
3:56 AM 5.0 °F - -0.0 °F 80% 30.40 in - Calm Calm - N/A   Unknown
4:56 AM 5.0 °F - -0.0 °F 80% 30.40 in - Calm Calm - N/A   Unknown
5:56 AM 3.0 °F - -0.9 °F 84% 30.42 in - Calm Calm - N/A   Unknown
6:56 AM 3.9 °F - -0.0 °F 84% 30.43 in - Calm Calm - N/A   Unknown
7:56 AM 3.9 °F - -0.0 °F 84% 30.44 in - Calm Calm - N/A   Unknown
8:56 AM 5.0 °F - -0.0 °F 80% 30.44 in - Calm Calm - N/A   Unknown
9:56 AM 7.0 °F - 1.9 °F 80% 30.47 in - Calm Calm - N/A   Unknown
10:00 AM - - - N/A% - - North - - N/A   Unknown
10:56 AM 8.1 °F 1.4 °F 3.0 °F 80% 30.47 in - SSE 3.5 mph - N/A   Unknown
11:56 AM 10.0 °F - 3.9 °F 76% 30.42 in - Calm Calm - N/A   Unknown
12:56 PM 12.0 °F 4.1 °F 5.0 °F 73% 30.37 in - Variable 4.6 mph - N/A   Unknown
1:56 PM 12.9 °F - 7.0 °F 77% 30.35 in - Calm Calm - N/A   Unknown
2:56 PM 12.9 °F 6.9 °F 8.1 °F 81% 30.38 in - Variable 3.5 mph - N/A   Unknown
3:56 PM 12.0 °F - 8.1 °F 84% 30.41 in - Calm Calm - 0.01 in   Unknown
4:56 PM 6.1 °F - 1.9 °F 83% 30.45 in - Calm Calm - N/A   Unknown
5:56 PM -0.0 °F - -4.0 °F 83% 30.53 in - Calm Calm - N/A   Unknown
6:56 PM -2.0 °F - -7.1 °F 79% 30.55 in - Calm Calm - N/A   Unknown
7:56 PM -2.9 °F - -7.1 °F 82% 30.56 in - Calm Calm - N/A   Unknown
8:56 PM -6.0 °F - -11.0 °F 79% 30.59 in - Calm Calm - N/A   Unknown
9:56 PM -9.0 °F - -14.1 °F 79% 30.60 in - Calm Calm - N/A   Unknown
10:56 PM -11.0 °F - -16.1 °F 78% 30.62 in - Calm Calm - N/A   Unknown
11:56 PM -9.0 °F - -14.1 °F 79% 30.58 in - Calm Calm - N/A   Unknown