Weather History for Yellowstone, WY

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Wednesday, January 9, 2013

  Actual Average Record
Temperature  
Mean Temperature 25 °F 13 °F  
Max Temperature 35 °F 24 °F 36 °F (2004)
Min Temperature 14 °F 1 °F -13 °F (2011)
Degree Days  
Heating Degree Days 40 52  
Month to date heating degree days 530 468  
Since 1 July heating degree days 5198 5378  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 20 °F    
Average Humidity 74    
Maximum Humidity 92    
Minimum Humidity 56    
Precipitation  
Precipitation 0.01 in 0.09 in 0.33 in (2004)
Month to date precipitation 0.24 0.74  
Year to date precipitation 0.24 0.74  
Sea Level Pressure  
Sea Level Pressure 30.15 in    
Wind  
Wind Speed 2 mph (WNW)    
Max Wind Speed 9 mph    
Max Gust Speed 15 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. 09, 2013 Rise Set
Actual Time 7:57 AM MST 5:01 PM MST
Civil Twilight 7:24 AM MST 5:33 PM MST
Nautical Twilight 6:48 AM MST 6:10 PM MST
Astronomical Twilight 6:12 AM MST 6:45 PM MST
Moon 5:40 AM MST (1/9) 3:06 PM MST (1/9)
Length of Visible Light 10h 09m
Length of Day
9h 03m
Waning Crescent, 6% of the Moon is Illuminated
Jan 9
Waning Crescent
Jan 11
New
Jan 18
First Quarter
Jan 26
Full
Feb 3
Last 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 24.1 °F 19.7 °F 21.9 °F 91% 30.33 in - Variable 3.5 mph - N/A   Unknown
1:56 AM 25.0 °F 19.3 °F 21.9 °F 88% 30.33 in - Variable 4.6 mph - N/A   Unknown
2:56 AM 25.0 °F 19.3 °F 23.0 °F 92% 30.36 in - Variable 4.6 mph - 0.01 in   Unknown
3:56 AM 25.0 °F 20.7 °F 23.0 °F 92% 30.36 in - Variable 3.5 mph - N/A   Unknown
4:56 AM 26.1 °F - 23.0 °F 88% 30.35 in - Calm Calm - N/A   Unknown
5:56 AM 26.1 °F - 23.0 °F 88% 30.32 in - Calm Calm - N/A   Unknown
6:56 AM 26.1 °F - 23.0 °F 88% 30.31 in - Calm Calm - N/A   Unknown
7:56 AM 26.1 °F - 23.0 °F 88% 30.31 in - Calm Calm - N/A   Unknown
8:56 AM 27.0 °F - 23.0 °F 85% 30.28 in - Calm Calm - N/A   Unknown
9:56 AM 27.0 °F 21.6 °F 21.9 °F 81% 30.26 in - Variable 4.6 mph - N/A   Unknown
10:56 AM 27.0 °F - 23.0 °F 85% 30.22 in - Calm Calm - N/A   Unknown
11:56 AM 30.0 °F 24.1 °F 23.0 °F 75% 30.17 in - Variable 5.8 mph - N/A   Unknown
12:56 PM 30.9 °F 26.2 °F 21.9 °F 69% 30.10 in - Variable 4.6 mph - N/A   Unknown
1:56 PM 32.0 °F 28.7 °F 21.0 °F 64% 30.06 in - Variable 3.5 mph - N/A   Unknown
2:56 PM 34.0 °F - 19.9 °F 56% 30.03 in - Calm Calm - N/A   Unknown
3:56 PM 32.0 °F 28.7 °F 19.9 °F 61% 30.02 in - Variable 3.5 mph - N/A   Unknown
4:56 PM 27.0 °F - 19.9 °F 75% 30.03 in - Calm Calm - N/A   Unknown
5:56 PM 24.1 °F - 18.0 °F 77% 30.02 in - Calm Calm - N/A   Unknown
6:56 PM 19.9 °F 14.9 °F 17.1 °F 89% 30.02 in - WNW 3.5 mph - N/A   Unknown
7:56 PM 19.0 °F - 15.1 °F 85% 29.99 in - Calm Calm - N/A   Unknown
8:56 PM 16.0 °F 10.4 °F 12.9 °F 88% 29.97 in - West 3.5 mph - N/A   Unknown
9:56 PM 16.0 °F - 12.0 °F 84% 29.94 in - Calm Calm - N/A   Unknown
10:56 PM 14.0 °F - 10.9 °F 88% 29.94 in - Calm Calm - N/A   Unknown
11:56 PM 16.0 °F - 12.9 °F 88% 29.89 in - Calm Calm - N/A   Unknown