Weather History for Yellowstone, WY

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Saturday, April 27, 2013

  Actual Average Record
Temperature  
Mean Temperature 38 °F 34 °F  
Max Temperature 55 °F 46 °F 57 °F (2004)
Min Temperature 20 °F 23 °F 3 °F (2011)
Degree Days  
Heating Degree Days 27 30  
Month to date heating degree days 1068 923  
Since 1 July heating degree days 10331 10162  
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 55    
Maximum Humidity 88    
Minimum Humidity 22    
Precipitation  
Precipitation 0.00 in 0.08 in 0.49 in (2010)
Month to date precipitation 2.28 1.85  
Year to date precipitation 6.93 6.58  
Sea Level Pressure  
Sea Level Pressure 30.21 in    
Wind  
Wind Speed 4 mph (West)    
Max Wind Speed 14 mph    
Max Gust Speed 26 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

Apr. 27, 2013 Rise Set
Actual Time 6:17 AM MDT 8:21 PM MDT
Civil Twilight 5:45 AM MDT 8:53 PM MDT
Nautical Twilight 5:07 AM MDT 9:32 PM MDT
Astronomical Twilight 4:24 AM MDT 10:15 PM MDT
Moon 10:59 PM MDT (4/27) 7:35 AM MDT (4/27)
Length of Visible Light 15h 07m
Length of Day
14h 04m
Waning Gibbous, 95% of the Moon is Illuminated
Apr 27
Waning Gibbous
May 2
Last Quarter
May 9
New
May 17
First Quarter
May 24
Full

Hourly Weather History & Observations

Time (MDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 26.1 °F - 21.0 °F 81% 30.32 in - Calm Calm - N/A   Unknown
1:56 AM 26.1 °F - 21.0 °F 81% 30.30 in - Calm Calm - N/A   Unknown
2:56 AM 25.0 °F - 19.9 °F 81% 30.28 in - Calm Calm - N/A   Unknown
3:56 AM 24.1 °F - 19.0 °F 81% 30.28 in - Calm Calm - N/A   Unknown
4:56 AM 23.0 °F - 19.0 °F 85% 30.29 in - Calm Calm - N/A   Unknown
5:56 AM 21.9 °F - 18.0 °F 85% 30.29 in - Calm Calm - N/A   Unknown
6:56 AM 21.9 °F - 18.0 °F 85% 30.31 in - Calm Calm - N/A   Unknown
7:56 AM 27.0 °F - 21.0 °F 78% 30.32 in - Calm Calm - N/A   Unknown
8:56 AM 32.0 °F - 19.9 °F 61% 30.34 in - Calm Calm - N/A   Unknown
9:56 AM 35.1 °F 31.0 °F 24.1 °F 64% 30.32 in - Variable 4.6 mph - N/A   Unknown
10:56 AM 43.0 °F 40.3 °F 24.1 °F 47% 30.28 in - ESE 4.6 mph - N/A   Unknown
11:56 AM 51.1 °F - 14.0 °F 23% 30.23 in - WNW 10.4 mph 21.9 mph N/A   Unknown
12:56 PM 52.0 °F - 14.0 °F 22% 30.22 in - West 8.1 mph 26.5 mph N/A   Unknown
1:56 PM 52.0 °F - 15.1 °F 23% 30.21 in - West 9.2 mph 21.9 mph N/A   Unknown
2:56 PM 52.0 °F - 16.0 °F 24% 30.20 in - Variable 6.9 mph 16.1 mph N/A   Unknown
3:56 PM 52.0 °F - 16.0 °F 24% 30.17 in - Variable 5.8 mph 18.4 mph N/A   Unknown
4:56 PM 54.0 °F - 19.0 °F 25% 30.14 in - West 11.5 mph 23.0 mph N/A   Unknown
5:56 PM 53.1 °F - 19.9 °F 27% 30.14 in - West 10.4 mph 21.9 mph N/A   Unknown
6:56 PM 53.1 °F - 19.9 °F 27% 30.10 in - Variable 6.9 mph 24.2 mph N/A   Unknown
7:56 PM 50.0 °F - 23.0 °F 35% 30.08 in - Variable 5.8 mph - N/A   Unknown
8:56 PM 46.9 °F - 24.1 °F 41% 30.07 in - Variable 4.6 mph - N/A   Unknown
9:56 PM 42.1 °F 39.2 °F 24.1 °F 49% 30.08 in - West 4.6 mph - N/A   Unknown
10:56 PM 34.0 °F - 25.0 °F 70% 30.07 in - Calm Calm - N/A   Unknown
11:56 PM 30.9 °F - 25.0 °F 79% 30.05 in - Calm Calm - N/A   Unknown