Yellowstone, WY

2:38 PM MDT on April 25, 2017 (GMT -0600)
Yellowstone

Weather History for KP60 - May, 2013

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Monday, May 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 40 °F 41 °F  
Max Temperature 50 °F 53 °F 66 °F (2002)
Min Temperature 29 °F 30 °F 17 °F (2003)
Degree Days  
Heating Degree Days 25 24  
Month to date heating degree days 509 531  
Since 1 July heating degree days 10938 10782  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 33 °F    
Average Humidity 78    
Maximum Humidity 100    
Minimum Humidity 56    
Precipitation  
Precipitation 0.01 in 0.07 in 0.28 in (2005)
Month to date precipitation 1.14 1.40  
Year to date precipitation 8.10 8.21  
Sea Level Pressure  
Sea Level Pressure 30.15 in    
Wind  
Wind Speed 3 mph (NW)    
Max Wind Speed 12 mph    
Max Gust Speed 21 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. 20, 2013 Rise Set
Actual Time 5:48 AM MDT 8:48 PM MDT
Civil Twilight 5:14 AM MDT 9:23 PM MDT
Nautical Twilight 4:29 AM MDT 10:07 PM MDT
Astronomical Twilight 3:37 AM MDT 11:00 PM MDT
Moon 3:49 PM MDT (5/20) 2:57 AM MDT (5/20)
Length of Visible Light 16h 09m
Length of Day
15h 00m
Waxing Gibbous, 75% of the Moon is Illuminated
May 20
Waxing Gibbous
May 24
Full
May 31
Last Quarter
Jun 8
New
Jun 16
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 32.0 °F - 30.0 °F 92% 30.13 in - Calm Calm - N/A   Unknown
1:56 AM 30.9 °F - 30.0 °F 96% 30.12 in - Calm Calm - N/A   Unknown
2:56 AM 30.9 °F - 28.9 °F 92% 30.11 in - Calm Calm - N/A   Unknown
3:56 AM 32.0 °F - 30.9 °F 96% 30.14 in - Calm Calm - N/A   Unknown
4:56 AM 33.1 °F - 30.9 °F 92% 30.12 in - Calm Calm - N/A   Unknown
5:56 AM 33.1 °F - 32.0 °F 96% 30.14 in - Calm Calm - N/A   Unknown
6:56 AM 35.1 °F - 33.1 °F 92% 30.15 in - Calm Calm - N/A   Unknown
7:56 AM 37.9 °F - 35.1 °F 89% 30.15 in - Calm Calm - N/A   Unknown
8:56 AM 39.0 °F 35.7 °F 35.1 °F 86% 30.17 in - Variable 4.6 mph - N/A   Unknown
9:56 AM 39.9 °F 36.7 °F 35.1 °F 83% 30.17 in - Variable 4.6 mph - N/A   Unknown
10:56 AM 42.1 °F 40.2 °F 35.1 °F 76% 30.17 in - Variable 3.5 mph - N/A   Unknown
11:56 AM 45.0 °F 40.6 °F 35.1 °F 68% 30.16 in - NW 8.1 mph - N/A   Unknown
12:56 PM 46.0 °F 41.9 °F 34.0 °F 63% 30.17 in - WNW 8.1 mph - N/A   Unknown
1:56 PM 46.0 °F 42.5 °F 33.1 °F 61% 30.18 in - Variable 6.9 mph - N/A   Unknown
2:56 PM 46.0 °F 43.9 °F 34.0 °F 63% 30.18 in - Variable 4.6 mph - N/A   Unknown
3:56 PM 48.9 °F - 33.1 °F 54% 30.14 in - Variable 3.5 mph - N/A   Unknown
4:56 PM 48.9 °F - 36.0 °F 61% 30.13 in - Variable 5.8 mph - 0.01 in   Unknown
5:56 PM 44.1 °F 42.5 °F 34.0 °F 68% 30.17 in - Variable 3.5 mph - N/A   Unknown
6:56 PM 44.1 °F 40.8 °F 33.1 °F 65% 30.15 in - Variable 5.8 mph - N/A   Unknown
7:56 PM 41.0 °F 37.1 °F 33.1 °F 73% 30.15 in - Variable 5.8 mph - N/A   Unknown
8:56 PM 39.0 °F - 33.1 °F 79% 30.17 in - Calm Calm - N/A   Unknown
9:56 PM 34.0 °F - 30.9 °F 89% 30.20 in - Calm Calm - N/A   Unknown
10:56 PM 32.0 °F - 30.0 °F 92% 30.19 in - Calm Calm - N/A   Unknown
11:56 PM 30.0 °F - 28.9 °F 96% 30.16 in - Calm Calm - N/A   Unknown