Weather History for Yellowstone, WY

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Monday, May 12, 2014

  Actual Average Record
Temperature  
Mean Temperature 28 °F 39 °F  
Max Temperature 39 °F 50 °F 70 °F (2001)
Min Temperature 17 °F 28 °F 17 °F (2014)
Degree Days  
Heating Degree Days 37 26  
Month to date heating degree days 362 332  
Since 1 July heating degree days 10902 10583  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 14 °F    
Average Humidity 61    
Maximum Humidity 84    
Minimum Humidity 38    
Precipitation  
Precipitation 0.01 in 0.07 in 0.34 in (2003)
Month to date precipitation 1.32 0.84  
Year to date precipitation 14.76 7.65  
Sea Level Pressure  
Sea Level Pressure 30.41 in    
Wind  
Wind Speed 3 mph (ESE)    
Max Wind Speed 10 mph    
Max Gust Speed 20 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

May. 12, 2014 Rise Set
Actual Time 5:57 AM MDT 8:39 PM MDT
Civil Twilight 5:23 AM MDT 9:12 PM MDT
Nautical Twilight 4:41 AM MDT 9:55 PM MDT
Astronomical Twilight 3:53 AM MDT 10:44 PM MDT
Moon 6:36 PM MDT (5/12) 4:44 AM MDT (5/12)
Length of Visible Light 15h 49m
Length of Day
14h 42m
Waxing Gibbous, 95% of the Moon is Illuminated
May 12
Waxing Gibbous
May 14
Full
May 21
Last Quarter
May 28
New
Jun 5
First Quarter

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 21.0 °F - 15.1 °F 78% 30.28 in - Calm Calm - N/A   Unknown
1:56 AM 19.0 °F - 15.1 °F 85% 30.30 in - Calm Calm - N/A   Unknown
2:56 AM 19.0 °F - 15.1 °F 85% 30.31 in - Calm Calm - N/A   Unknown
3:56 AM 17.1 °F - 14.0 °F 88% 30.33 in - Calm Calm - N/A   Unknown
4:56 AM 19.0 °F 12.3 °F 14.0 °F 81% 30.34 in - Variable 4.6 mph - N/A   Unknown
5:56 AM 21.0 °F 14.6 °F 12.9 °F 71% 30.37 in - Variable 4.6 mph - N/A   Unknown
6:56 AM 19.0 °F - 12.0 °F 74% 30.39 in - Calm Calm - N/A   Unknown
8:56 AM 27.0 °F 23.0 °F 14.0 °F 58% 30.39 in - Variable 3.5 mph - N/A   Unknown
9:56 AM 28.9 °F 21.9 °F 14.0 °F 54% 30.40 in - SE 6.9 mph - N/A   Unknown
10:56 AM 30.0 °F 26.5 °F 12.9 °F 49% 30.40 in - Variable 3.5 mph - N/A   Unknown
11:56 AM 30.0 °F - 12.0 °F 47% 30.42 in - Calm Calm - N/A   Unknown
12:56 PM 33.1 °F 27.7 °F 14.0 °F 46% 30.41 in - Variable 5.8 mph - N/A   Unknown
1:56 PM 33.1 °F - 14.0 °F 46% 30.42 in - North - - N/A   Unknown
2:56 PM 34.0 °F 28.0 °F 16.0 °F 48% 30.43 in - Variable 6.9 mph - N/A   Unknown
3:56 PM 32.0 °F 26.4 °F 24.1 °F 73% 30.45 in - Variable 5.8 mph - 0.01 in   Unknown
4:56 PM 36.0 °F 29.6 °F 18.0 °F 48% 30.42 in - East 8.1 mph - N/A   Unknown
5:56 PM 34.0 °F 31.0 °F 18.0 °F 52% 30.44 in - Variable 3.5 mph - N/A   Unknown
6:56 PM 35.1 °F - 12.9 °F 40% 30.45 in - North - - N/A   Unknown
7:56 PM 32.0 °F 26.4 °F 10.9 °F 42% 30.46 in - Variable 5.8 mph - N/A   Unknown
8:56 PM 28.9 °F 23.9 °F 12.9 °F 51% 30.49 in - Variable 4.6 mph - N/A   Unknown
9:56 PM 28.0 °F 24.2 °F 12.0 °F 51% 30.50 in - Variable 3.5 mph - N/A   Unknown
10:56 PM 25.0 °F - 14.0 °F 63% 30.52 in - Calm Calm - N/A   Unknown
11:56 PM 21.9 °F - 14.0 °F 72% 30.56 in - Calm Calm - N/A   Unknown