Weather History for Riverton, WY

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Thursday, May 16, 2013

  Actual Average Record
Temperature  
Mean Temperature 61 °F 54 °F  
Max Temperature 72 °F 67 °F 85 °F (2012)
Min Temperature 50 °F 41 °F 31 °F (2009)
Degree Days  
Heating Degree Days 4 11  
Month to date heating degree days 166 217  
Since 1 July heating degree days 7376 7613  
Cooling Degree Days 0 0  
Month to date cooling degree days 13 0  
Year to date cooling degree days 13 0  
Growing Degree Days 11 (Base 50)    
Moisture  
Dew Point 43 °F    
Average Humidity 53    
Maximum Humidity 77    
Minimum Humidity 28    
Precipitation  
Precipitation 0.01 in 0.06 in 0.09 in (2001)
Month to date precipitation 0.47 0.92  
Year to date precipitation 2.53 3.28  
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 29.76 in    
Wind  
Wind Speed 7 mph (West)    
Max Wind Speed 30 mph    
Max Gust Speed 39 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

May. 16, 2013 Rise Set
Actual Time 5:49 AM MDT 8:31 PM MDT
Civil Twilight 5:16 AM MDT 9:04 PM MDT
Nautical Twilight 4:35 AM MDT 9:46 PM MDT
Astronomical Twilight 3:47 AM MDT 10:34 PM MDT
Moon 11:28 AM MDT (5/16) 12:51 AM MDT (5/16)
Length of Visible Light 15h 48m
Length of Day
14h 42m
Waxing Crescent, 36% of the Moon is Illuminated
May 16
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 55.9 °F 45.0 °F 67% 29.75 in 10.0 mi NW 4.6 mph - N/A   Overcast
1:53 AM 57.9 °F 43.0 °F 58% 29.73 in 10.0 mi NW 11.5 mph - N/A   Overcast
2:53 AM 55.0 °F 45.0 °F 69% 29.75 in 10.0 mi Calm Calm - 0.00 in   Scattered Clouds
3:53 AM 52.0 °F 44.1 °F 74% 29.75 in 10.0 mi SSW 3.5 mph - N/A   Clear
4:53 AM 54.0 °F 44.1 °F 69% 29.70 in 10.0 mi SSW 5.8 mph - N/A   Scattered Clouds
5:53 AM 50.0 °F 42.1 °F 74% 29.73 in 10.0 mi West 5.8 mph - N/A   Clear
6:53 AM 54.0 °F 45.0 °F 72% 29.75 in 10.0 mi NW 9.2 mph - N/A   Clear
7:53 AM 59.0 °F 43.0 °F 55% 29.75 in 10.0 mi NW 10.4 mph - N/A   Clear
8:53 AM 59.0 °F 45.0 °F 60% 29.76 in 10.0 mi Variable 3.5 mph - N/A   Clear
9:53 AM 60.1 °F 46.0 °F 60% 29.76 in 10.0 mi Calm Calm - N/A   Clear
10:53 AM 64.9 °F 41.0 °F 42% 29.75 in 10.0 mi SW 5.8 mph - N/A   Partly Cloudy
11:53 AM 72.0 °F 37.9 °F 29% 29.71 in 10.0 mi NNW 10.4 mph 17.3 mph N/A   Scattered Clouds
12:53 PM 69.8 °F 35.6 °F 28% 29.88 in 10.0 mi SSW 4.6 mph - N/A   Clear
1:10 PM 60.8 °F 37.4 °F 42% 29.88 in 9.0 mi West 49.5 mph 59.8 mph N/A   Squalls
1:49 PM 55.4 °F 42.8 °F 63% 29.89 in 4.0 mi WNW 10.4 mph 38.0 mph 0.01 in Rain Light Rain
1:53 PM 55.0 °F 45.0 °F 69% 29.77 in 10.0 mi Calm Calm - 0.01 in Rain Light Rain
2:53 PM - - N/A% 29.87 in - North - - 0.00 in   Unknown
3:53 PM 69.1 °F 41.0 °F 36% 29.69 in 10.0 mi Variable 6.9 mph - N/A   Unknown
4:53 PM 71.1 °F 42.1 °F 35% 29.67 in 10.0 mi East 9.2 mph - N/A   Clear
5:53 PM 70.0 °F 39.0 °F 32% 29.68 in 10.0 mi ESE 10.4 mph - N/A   Clear
6:53 PM 68.0 °F 37.9 °F 33% 29.68 in 10.0 mi Calm Calm - N/A   Overcast
7:53 PM 55.9 °F 46.9 °F 72% 29.70 in 10.0 mi ESE 9.2 mph - 0.00 in Rain Light Rain
8:53 PM 57.0 °F 48.0 °F 72% 29.74 in 10.0 mi SW 8.1 mph - 0.00 in   Partly Cloudy
9:53 PM 55.9 °F 46.9 °F 72% 29.74 in 10.0 mi West 8.1 mph - N/A   Partly Cloudy
10:53 PM 57.0 °F 46.0 °F 67% 29.73 in 10.0 mi West 5.8 mph - N/A   Overcast
11:53 PM 53.6 °F 46.4 °F 77% 29.91 in 6.0 mi West 20.7 mph - N/A Rain Light Rain