Weather History for Riverton, WY

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Sunday, May 12, 2013

  Actual Average Record
Temperature  
Mean Temperature 66 °F 53 °F  
Max Temperature 84 °F 66 °F 87 °F (2007)
Min Temperature 48 °F 39 °F 29 °F (2004)
Degree Days  
Heating Degree Days 0 12  
Month to date heating degree days 162 170  
Since 1 July heating degree days 7372 7566  
Cooling Degree Days 1 0  
Month to date cooling degree days 1 0  
Year to date cooling degree days 1 0  
Growing Degree Days 15 (Base 50)    
Moisture  
Dew Point 30 °F    
Average Humidity 32    
Maximum Humidity 50    
Minimum Humidity 14    
Precipitation  
Precipitation 0.00 in 0.07 in 0.30 in (2010)
Month to date precipitation 0.46 0.69  
Year to date precipitation 2.52 3.05  
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 30.03 in    
Wind  
Wind Speed 11 mph (WNW)    
Max Wind Speed 25 mph    
Max Gust Speed 31 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

May. 12, 2013 Rise Set
Actual Time 5:53 AM MDT 8:27 PM MDT
Civil Twilight 5:20 AM MDT 9:00 PM MDT
Nautical Twilight 4:40 AM MDT 9:40 PM MDT
Astronomical Twilight 3:54 AM MDT 10:26 PM MDT
Moon 7:50 AM MDT (5/12) 10:57 PM MDT (5/12)
Length of Visible Light 15h 39m
Length of Day
14h 34m
Waxing Crescent, 7% of the Moon is Illuminated
May 12
Waxing Crescent
May 17
First Quarter
May 24
Full
May 31
Last Quarter
Jun 8
New

Hourly Weather History & Observations

Time (MDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 53.1 °F 30.9 °F 43% 30.11 in 10.0 mi West 9.2 mph - N/A   Scattered Clouds
1:53 AM 59.0 °F 30.0 °F 33% 30.09 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
2:53 AM 54.0 °F 30.9 °F 41% 30.09 in 10.0 mi WNW 9.2 mph - N/A   Mostly Cloudy
3:53 AM 53.1 °F 32.0 °F 45% 30.09 in 10.0 mi WNW 12.7 mph - N/A   Clear
4:53 AM 53.1 °F 30.9 °F 43% 30.09 in 10.0 mi WNW 12.7 mph - N/A   Clear
5:53 AM 48.0 °F 30.9 °F 52% 30.11 in 10.0 mi NW 10.4 mph - N/A   Clear
6:53 AM 54.0 °F 34.0 °F 47% 30.09 in 10.0 mi West 10.4 mph - N/A   Clear
7:53 AM 57.9 °F 33.1 °F 39% 30.10 in 10.0 mi West 8.1 mph - N/A   Clear
8:53 AM 64.0 °F 33.1 °F 31% 30.09 in 10.0 mi West 8.1 mph - N/A   Clear
9:53 AM 70.0 °F 33.1 °F 26% 30.07 in 10.0 mi NW 6.9 mph - N/A   Clear
10:53 AM 73.4 °F 30.2 °F 20% 30.21 in 10.0 mi Variable 4.6 mph - N/A   Clear
11:53 AM 75.9 °F 30.0 °F 19% 30.02 in 10.0 mi NW 12.7 mph 17.3 mph N/A   Clear
12:53 PM 78.1 °F 28.9 °F 17% 30.00 in 10.0 mi Variable 5.8 mph 20.7 mph N/A   Clear
1:53 PM 81.0 °F 28.9 °F 15% 29.96 in 10.0 mi West 11.5 mph 20.7 mph N/A   Clear
2:53 PM 82.9 °F 28.9 °F 14% 29.95 in 10.0 mi NNW 16.1 mph 27.6 mph N/A   Clear
3:05 PM 80.6 °F 28.4 °F 15% 30.14 in 10.0 mi WNW 15.0 mph 19.6 mph N/A   Partly Cloudy
3:53 PM 82.9 °F 28.9 °F 14% 29.94 in 10.0 mi NW 16.1 mph 23.0 mph N/A   Clear
4:53 PM 80.1 °F 28.0 °F 15% 29.93 in 10.0 mi NW 16.1 mph 25.3 mph N/A   Clear
5:53 PM 81.0 °F 27.0 °F 14% 29.94 in 10.0 mi WNW 12.7 mph - N/A   Clear
6:53 PM 79.0 °F 28.9 °F 16% 29.92 in 10.0 mi NNW 16.1 mph - N/A   Clear
7:53 PM 75.9 °F 30.0 °F 19% 29.93 in 10.0 mi North 5.8 mph - N/A   Clear
8:53 PM 70.0 °F 30.9 °F 24% 29.94 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 63.0 °F 30.9 °F 30% 29.96 in 10.0 mi WNW 11.5 mph - N/A   Clear
10:53 PM 64.9 °F 30.9 °F 28% 29.96 in 10.0 mi NW 11.5 mph - N/A   Clear
11:53 PM 62.1 °F 30.9 °F 31% 29.97 in 10.0 mi NW 12.7 mph - N/A   Clear