Weather History for Yellowstone, WY

Sunday, January 20, 2013 — View Current Weather Conditions
Sunday, January 20, 2013
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Daily Weekly Monthly Custom
  Actual Average Record
Temperature
Mean Temperature 9 °F 13 °F  
Max Temperature 28 °F 24 °F 42 °F (2005)
Min Temperature -10 °F 1 °F -18 °F (2011)
Degree Days
Heating Degree Days 56 52  
Month to date heating degree days 1226 1040  
Since 1 July heating degree days 5894 5950  
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 76    
Maximum Humidity 91    
Minimum Humidity 61    
Precipitation
Precipitation 0.00 in 0.07 in 0.14 in (1999)
Month to date precipitation 0.76 1.57  
Year to date precipitation 0.76 1.57  
Sea Level Pressure
Sea Level Pressure 30.63 in    
Wind
Wind Speed 1 mph (South)    
Max Wind Speed 8 mph    
Max Gust Speed 12 mph    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
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Astronomy
Jan. 20, 2013 Rise Set
Actual Time 7:51 AM MST 5:14 PM MST
Civil Twilight 7:19 AM MST 5:46 PM MST
Nautical Twilight 6:43 AM MST 6:22 PM MST
Astronomical Twilight 6:09 AM MST 6:57 PM MST
Moon 12:18 PM MST (1/20) 2:25 AM MST (1/20)
Length Of Visible Light 10h 27m
Length of Day
9h 23m
Waxing Gibbous, 67% of the Moon is Illuminated
Jan 20
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter
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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 - -5.1 °F 83% 30.64 in - Calm Calm - N/A   Unknown
1:56 AM -2.0 °F - -6.0 °F 83% 30.60 in - Calm Calm - N/A   Unknown
2:56 AM -2.9 °F - -8.0 °F 79% 30.64 in - Calm Calm - N/A   Unknown
3:56 AM -2.9 °F - -8.0 °F 79% 30.62 in - Calm Calm - N/A   Unknown
4:56 AM -5.1 °F -13.6 °F -9.0 °F 83% 30.63 in - WNW 3.5 mph - N/A   Unknown
5:56 AM -5.1 °F - -9.9 °F 80% 30.66 in - Calm Calm - N/A   Unknown
6:56 AM -7.1 °F - -11.0 °F 83% 30.69 in - Calm Calm - N/A   Unknown
7:56 AM -8.0 °F - -13.0 °F 79% 30.70 in - Calm Calm - N/A   Unknown
8:56 AM -2.9 °F - -6.0 °F 87% 30.69 in - Calm Calm - N/A   Unknown
9:56 AM 3.9 °F - 1.0 °F 88% 30.66 in - Calm Calm - N/A   Unknown
10:56 AM 10.9 °F - 3.9 °F 73% 30.65 in - Calm Calm - N/A   Unknown
11:56 AM 17.1 °F - 6.1 °F 62% 30.60 in - Calm Calm - N/A   Unknown
12:56 PM 12.9 °F - 7.0 °F 77% 30.61 in - Calm Calm - N/A   Unknown
1:56 PM 17.1 °F - 6.1 °F 62% 30.57 in - Calm Calm - N/A   Unknown
2:56 PM 18.0 °F 12.7 °F 7.0 °F 62% 30.55 in - ESE 3.5 mph - N/A   Unknown
3:56 PM 21.9 °F 15.7 °F 10.0 °F 60% 30.53 in - Variable 4.6 mph - N/A   Unknown
4:56 PM 19.9 °F - 12.0 °F 71% 30.56 in - Calm Calm - N/A   Unknown
5:56 PM 15.1 °F - 10.0 °F 80% 30.62 in - Calm Calm - N/A   Unknown
6:56 PM 9.0 °F - 6.1 °F 88% 30.68 in - Calm Calm - N/A   Unknown
7:56 PM 5.0 °F - 1.9 °F 87% 30.73 in - Calm Calm - N/A   Unknown
8:56 PM 3.9 °F - -0.0 °F 84% 30.69 in - Calm Calm - N/A   Unknown
9:56 PM 1.9 °F - -2.0 °F 83% 30.67 in - Calm Calm - N/A   Unknown
10:56 PM 1.0 °F - -4.0 °F 79% 30.63 in - Calm Calm - N/A   Unknown
11:56 PM -2.0 °F - -6.0 °F 83% 30.60 in - Calm Calm - N/A   Unknown
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