Weather History for Riverton, WY

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Saturday, April 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 48 °F 45 °F  
Max Temperature 59 °F 58 °F 73 °F (2012)
Min Temperature 36 °F 32 °F 17 °F (2011)
Degree Days  
Heating Degree Days 17 20  
Month to date heating degree days 555 445  
Since 1 July heating degree days 6997 7217  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 24 °F    
Average Humidity 43    
Maximum Humidity 70    
Minimum Humidity 16    
Precipitation  
Precipitation 0.00 in 0.05 in 0.61 in (2001)
Month to date precipitation 0.89 0.77  
Year to date precipitation 1.65 1.83  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 10.6  
Since 1 July snowfall 30.5  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.83 in    
Wind  
Wind Speed 15 mph (West)    
Max Wind Speed 32 mph    
Max Gust Speed 40 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Astronomy

Apr. 20, 2013 Rise Set
Actual Time 6:23 AM MDT 8:02 PM MDT
Civil Twilight 5:53 AM MDT 8:32 PM MDT
Nautical Twilight 5:17 AM MDT 9:09 PM MDT
Astronomical Twilight 4:38 AM MDT 9:48 PM MDT
Moon 2:41 PM MDT (4/20) 3:22 AM MDT (4/20)
Length of Visible Light 14h 39m
Length of Day
13h 39m
Waxing Gibbous, 71% of the Moon is Illuminated
Apr 20
Waxing Gibbous
Apr 25
Full
May 2
Last Quarter
May 9
New
May 17
First Quarter

Hourly Weather History & Observations

Time (MDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 42.1 °F 38.4 °F 27.0 °F 55% 29.78 in 10.0 mi WSW 5.8 mph - N/A   Overcast
1:53 AM 39.9 °F 35.1 °F 28.0 °F 63% 29.78 in 10.0 mi SW 6.9 mph - N/A   Overcast
2:53 AM 36.0 °F 30.3 °F 27.0 °F 70% 29.80 in 10.0 mi WSW 6.9 mph - N/A   Clear
3:53 AM 39.0 °F 31.8 °F 28.0 °F 65% 29.78 in 10.0 mi West 11.5 mph - N/A   Overcast
4:53 AM 41.0 °F 34.7 °F 27.0 °F 57% 29.79 in 10.0 mi West 10.4 mph - N/A   Overcast
5:53 AM 39.0 °F 33.4 °F 27.0 °F 62% 29.81 in 10.0 mi WNW 8.1 mph - N/A   Mostly Cloudy
6:53 AM 37.0 °F 32.4 °F 27.0 °F 67% 29.85 in 10.0 mi NW 5.8 mph - N/A   Clear
7:53 AM 42.1 °F 38.4 °F 28.9 °F 60% 29.86 in 10.0 mi NNE 5.8 mph - N/A   Clear
8:53 AM 45.0 °F 42.6 °F 28.0 °F 52% 29.87 in 10.0 mi East 4.6 mph - N/A   Partly Cloudy
9:53 AM 46.9 °F - 28.9 °F 50% 29.86 in 10.0 mi SE 8.1 mph - N/A   Clear
10:53 AM 48.9 °F - 28.9 °F 46% 29.86 in 10.0 mi SSE 8.1 mph - N/A   Clear
11:53 AM 50.0 °F - 25.0 °F 38% 29.85 in 10.0 mi SW 6.9 mph - N/A   Scattered Clouds
12:53 PM 55.9 °F - 19.0 °F 24% 29.81 in 10.0 mi WNW 19.6 mph 26.5 mph N/A   Partly Cloudy
1:53 PM 57.0 °F - 16.0 °F 20% 29.80 in 10.0 mi West 19.6 mph 27.6 mph N/A   Clear
2:53 PM 59.0 °F - 16.0 °F 19% 29.78 in 10.0 mi WNW 15.0 mph 24.2 mph N/A   Partly Cloudy
3:23 PM 57.2 °F - 17.6 °F 21% 29.85 in 10.0 mi West 18.4 mph 26.5 mph N/A   Mostly Cloudy
3:53 PM 57.0 °F - 21.9 °F 26% 29.79 in 10.0 mi West 16.1 mph 27.6 mph N/A   Scattered Clouds
4:53 PM 59.0 °F - 14.0 °F 17% 29.77 in 10.0 mi WNW 23.0 mph 32.2 mph N/A   Clear
5:53 PM 54.0 °F - 17.1 °F 23% 29.80 in 10.0 mi WNW 25.3 mph 32.2 mph N/A   Clear
6:53 PM 53.1 °F - 19.9 °F 27% 29.83 in 10.0 mi WNW 27.6 mph 33.4 mph N/A   Partly Cloudy
7:53 PM 48.0 °F - 23.0 °F 37% 29.86 in 10.0 mi WNW 28.8 mph 33.4 mph N/A   Scattered Clouds
8:53 PM 46.9 °F - 21.9 °F 37% 29.88 in 10.0 mi WNW 19.6 mph 26.5 mph N/A   Partly Cloudy
9:53 PM 45.0 °F 37.1 °F 24.1 °F 44% 29.91 in 10.0 mi WNW 19.6 mph - N/A   Clear
10:53 PM 45.0 °F 37.9 °F 25.0 °F 46% 29.91 in 10.0 mi West 16.1 mph 25.3 mph N/A   Mostly Cloudy
11:53 PM 45.0 °F 37.4 °F 26.1 °F 48% 29.91 in 10.0 mi WNW 18.4 mph - N/A   Mostly Cloudy