Yellowstone, WY

9:53 AM MDT on May 25, 2018 (GMT -0600)
Yellowstone

Weather History for KP60 - September, 2012

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Friday, September 14, 2012

  Actual Average Record
Temperature  
Mean Temperature 48 °F 47 °F  
Max Temperature 71 °F 63 °F 71 °F (2012)
Min Temperature 27 °F 32 °F 22 °F (2003)
Degree Days  
Heating Degree Days 17 18  
Month to date heating degree days 215  
Since 1 July heating degree days 802  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Moisture  
Dew Point 21 °F    
Average Humidity 47    
Maximum Humidity 89    
Minimum Humidity 7    
Precipitation  
Precipitation 0.00 in 0.04 in 0.62 in (2017)
Month to date precipitation 0.69  
Year to date precipitation 14.76  
Sea Level Pressure  
Sea Level Pressure 30.41 in    
Wind  
Wind Speed 2 mph (NW)    
Max Wind Speed 7 mph    
Max Gust Speed -    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Sep. 14, 2012 Rise Set
Actual Time 7:00 AM MDT 7:33 PM MDT
Civil Twilight 6:30 AM MDT 8:02 PM MDT
Nautical Twilight 5:56 AM MDT 8:36 PM MDT
Astronomical Twilight 5:20 AM MDT 9:12 PM MDT
Moon 5:26 AM MDT (9/14) 6:31 PM MDT (9/14)
Length of Visible Light 13h 31m
Length of Day
12h 33m
Waning Crescent, 2% of the Moon is Illuminated
Sep 14
Waning Crescent
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last 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 33.1 °F - 21.0 °F 61% 30.50 in - Calm Calm - N/A   Unknown
1:56 AM 30.9 °F 27.5 °F 21.0 °F 67% 30.48 in - NW 3.5 mph - N/A   Unknown
2:56 AM 30.9 °F 27.5 °F 21.9 °F 69% 30.47 in - NW 3.5 mph - N/A   Unknown
3:56 AM 30.9 °F 27.5 °F 25.0 °F 79% 30.44 in - NW 3.5 mph - N/A   Unknown
4:56 AM 28.0 °F 24.2 °F 23.0 °F 81% 30.46 in - NW 3.5 mph - N/A   Unknown
5:56 AM 27.0 °F - 24.1 °F 89% 30.47 in - Calm Calm - N/A   Unknown
6:56 AM 27.0 °F 23.0 °F 24.1 °F 89% 30.49 in - NW 3.5 mph - N/A   Unknown
7:56 AM 30.0 °F - 25.0 °F 82% 30.52 in - Calm Calm - N/A   Unknown
8:56 AM 41.0 °F - 30.9 °F 67% 30.50 in - Calm Calm - N/A   Unknown
9:56 AM 50.0 °F - 37.0 °F 61% 30.47 in - Calm Calm - N/A   Unknown
10:56 AM 50.0 °F - 37.9 °F 63% 30.47 in - ESE 4.6 mph - N/A   Unknown
11:56 AM 55.0 °F - 35.1 °F 47% 30.45 in - ESE 3.5 mph - N/A   Unknown
12:56 PM 61.0 °F - 34.0 °F 36% 30.40 in - Variable 4.6 mph - N/A   Unknown
1:56 PM 69.1 °F - 19.9 °F 15% 30.34 in - Variable 6.9 mph - N/A   Unknown
2:56 PM 66.9 °F - 12.0 °F 12% 30.33 in - Variable 5.8 mph - N/A   Unknown
3:56 PM 69.1 °F - 12.0 °F 11% 30.31 in - Variable 5.8 mph - N/A   Unknown
4:56 PM 69.1 °F - 7.0 °F 9% 30.31 in - Variable 3.5 mph - N/A   Unknown
5:56 PM 69.1 °F - 3.0 °F 7% 30.31 in - Variable 4.6 mph - N/A   Unknown
6:56 PM 64.0 °F - 9.0 °F 12% 30.32 in - Variable 3.5 mph - N/A   Unknown
7:56 PM 48.0 °F - 16.0 °F 28% 30.40 in - NW 3.5 mph - N/A   Unknown
8:56 PM 41.0 °F 39.0 °F 14.0 °F 33% 30.38 in - NW 3.5 mph - N/A   Unknown
9:56 PM 37.0 °F - 12.9 °F 37% 30.36 in - Calm Calm - N/A   Unknown
10:56 PM 35.1 °F 32.2 °F 12.9 °F 40% 30.36 in - NW 3.5 mph - N/A   Unknown
11:56 PM 34.0 °F - 14.0 °F 44% 30.34 in - Calm Calm - N/A   Unknown