Weather History for Riverton, WY

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Saturday, May 11, 2013

  Actual Average Record
Temperature  
Mean Temperature 57 °F 52 °F  
Max Temperature 73 °F 66 °F 83 °F (2007)
Min Temperature 40 °F 39 °F 24 °F (1999)
Degree Days  
Heating Degree Days 8 13  
Month to date heating degree days 162 158  
Since 1 July heating degree days 7372 7554  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Growing Degree Days 6 (Base 50)    
Moisture  
Dew Point 33 °F    
Average Humidity 52    
Maximum Humidity 85    
Minimum Humidity 19    
Precipitation  
Precipitation T in 0.05 in 1.50 in (2010)
Month to date precipitation 0.46 0.62  
Year to date precipitation 2.52 2.98  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 2.4  
Since 1 July snowfall 38.2  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.20 in    
Wind  
Wind Speed 6 mph (ENE)    
Max Wind Speed 17 mph    
Max Gust Speed 24 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

May. 11, 2013 Rise Set
Actual Time 5:54 AM MDT 8:26 PM MDT
Civil Twilight 5:22 AM MDT 8:58 PM MDT
Nautical Twilight 4:42 AM MDT 9:39 PM MDT
Astronomical Twilight 3:56 AM MDT 10:25 PM MDT
Moon 7:03 AM MDT (5/11) 10:10 PM MDT (5/11)
Length of Visible Light 15h 36m
Length of Day
14h 32m
Waxing Crescent, 3% of the Moon is Illuminated
May 11
Waxing Crescent
May 17
First Quarter
May 24
Full
May 31
Last Quarter
Jun 8
New

Hourly Weather History & Observations

Time (MDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 50.0 °F - 35.1 °F 57% 30.27 in 10.0 mi East 5.8 mph - N/A   Clear
1:53 AM 50.0 °F - 37.0 °F 61% 30.27 in 10.0 mi East 8.1 mph - N/A   Mostly Cloudy
2:53 AM 48.0 °F - 37.0 °F 66% 30.26 in 10.0 mi East 5.8 mph - N/A   Scattered Clouds
3:53 AM 46.9 °F - 36.0 °F 66% 30.27 in 10.0 mi NE 6.9 mph - N/A   Clear
4:53 AM 45.0 °F 41.2 °F 37.9 °F 76% 30.28 in 10.0 mi NE 6.9 mph - N/A   Clear
5:53 AM 39.9 °F 37.8 °F 36.0 °F 86% 30.30 in 10.0 mi North 3.5 mph - N/A   Clear
6:53 AM 45.0 °F 42.6 °F 36.0 °F 71% 30.30 in 10.0 mi NNE 4.6 mph - N/A   Clear
7:53 AM 48.0 °F - 37.0 °F 66% 30.30 in 10.0 mi Calm Calm - N/A   Clear
8:53 AM 52.0 °F - 37.9 °F 59% 30.29 in 10.0 mi ENE 3.5 mph - N/A   Clear
9:53 AM 55.9 °F - 37.9 °F 51% 30.27 in 10.0 mi Variable 3.5 mph - N/A   Clear
10:53 AM 57.9 °F - 37.9 °F 47% 30.26 in 10.0 mi Variable 4.6 mph - N/A   Clear
11:53 AM 63.0 °F - 37.9 °F 40% 30.22 in 10.0 mi Variable 4.6 mph - N/A   Clear
12:53 PM 66.0 °F - 36.0 °F 33% 30.20 in 10.0 mi ENE 9.2 mph - N/A   Clear
1:53 PM 69.1 °F - 30.9 °F 24% 30.16 in 10.0 mi ESE 10.4 mph - N/A   Clear
2:53 PM 72.0 °F - 28.0 °F 20% 30.14 in 10.0 mi ESE 10.4 mph - N/A   Clear
3:53 PM 70.0 °F - 28.0 °F 21% 30.12 in 10.0 mi WSW 5.8 mph - N/A   Clear
4:53 PM 71.1 °F - 28.0 °F 20% 30.10 in 10.0 mi SE 3.5 mph - 0.00 in   Partly Cloudy
5:53 PM 70.0 °F - 28.9 °F 22% 30.12 in 10.0 mi Variable 4.6 mph - N/A   Partly Cloudy
6:53 PM 71.1 °F - 26.1 °F 19% 30.08 in 10.0 mi WNW 4.6 mph - N/A   Scattered Clouds
7:53 PM 66.2 °F - 28.4 °F 24% 30.20 in 10.0 mi NNE 15.0 mph 21.9 mph N/A   Clear
8:53 PM 62.1 °F - 30.0 °F 30% 30.10 in 10.0 mi NNE 8.1 mph - N/A   Clear
9:53 PM 57.9 °F - 30.0 °F 35% 30.12 in 10.0 mi ENE 5.8 mph - N/A   Clear
10:53 PM 59.0 °F - 30.0 °F 33% 30.12 in 10.0 mi West 4.6 mph - N/A   Scattered Clouds
11:53 PM 57.0 °F - 30.0 °F 36% 30.11 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy