Weather History for Riverton, WY

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Thursday, May 23, 2013

  Actual Average Record
Temperature  
Mean Temperature 62 °F 56 °F  
Max Temperature 79 °F 70 °F 84 °F (2003)
Min Temperature 45 °F 43 °F 28 °F (2002)
Degree Days  
Heating Degree Days 3 9  
Month to date heating degree days 226 287  
Since 1 July heating degree days 7436 7683  
Cooling Degree Days 0 0  
Month to date cooling degree days 13 0  
Year to date cooling degree days 13 0  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 40 °F    
Average Humidity 51    
Maximum Humidity 89    
Minimum Humidity 13    
Precipitation  
Precipitation 0.00 in 0.06 in 0.21 in (2008)
Month to date precipitation 1.31 1.34  
Year to date precipitation 3.37 3.70  
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 29.67 in    
Wind  
Wind Speed 10 mph (ENE)    
Max Wind Speed 31 mph    
Max Gust Speed 36 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

May. 23, 2013 Rise Set
Actual Time 5:42 AM MDT 8:38 PM MDT
Civil Twilight 5:09 AM MDT 9:12 PM MDT
Nautical Twilight 4:26 AM MDT 9:55 PM MDT
Astronomical Twilight 3:36 AM MDT 10:46 PM MDT
Moon 7:13 PM MDT (5/23) 4:32 AM MDT (5/23)
Length of Visible Light 16h 03m
Length of Day
14h 56m
Waxing Gibbous, 97% of the Moon is Illuminated
May 23
Waxing Gibbous
May 24
Full
May 31
Last Quarter
Jun 8
New
Jun 16
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 48.0 °F - 41.0 °F 77% 29.75 in 10.0 mi ENE 17.3 mph 26.5 mph N/A   Clear
1:53 AM 46.9 °F - 41.0 °F 80% 29.73 in 10.0 mi ENE 18.4 mph 25.3 mph N/A   Clear
2:53 AM 46.9 °F - 41.0 °F 80% 29.72 in 10.0 mi ENE 13.8 mph - N/A   Clear
3:53 AM 46.9 °F - 41.0 °F 80% 29.73 in 10.0 mi East 11.5 mph - N/A   Clear
4:53 AM 45.0 °F 39.7 °F 41.0 °F 86% 29.75 in 10.0 mi East 10.4 mph - N/A   Clear
5:53 AM 45.0 °F 39.7 °F 41.0 °F 86% 29.76 in 10.0 mi ENE 10.4 mph - N/A   Clear
6:53 AM 45.0 °F 40.6 °F 41.0 °F 86% 29.78 in 10.0 mi ENE 8.1 mph - N/A   Clear
7:53 AM 46.9 °F - 43.0 °F 86% 29.79 in 10.0 mi East 5.8 mph - N/A   Clear
8:24 AM 48.2 °F - 42.8 °F 82% 29.91 in 10.0 mi East 6.9 mph - N/A   Partly Cloudy
8:53 AM 48.9 °F - 43.0 °F 80% 29.80 in 10.0 mi East 3.5 mph - N/A   Clear
9:53 AM 53.1 °F - 43.0 °F 69% 29.78 in 10.0 mi West 3.5 mph - N/A   Partly Cloudy
10:53 AM 57.0 °F - 42.1 °F 57% 29.76 in 10.0 mi SSW 5.8 mph - N/A   Clear
11:53 AM 61.0 °F - 42.1 °F 50% 29.73 in 10.0 mi Variable 3.5 mph - N/A   Clear
12:53 PM 64.9 °F - 42.1 °F 43% 29.69 in 10.0 mi Calm Calm - N/A   Clear
1:53 PM 70.0 °F - 44.1 °F 39% 29.63 in 10.0 mi ESE 4.6 mph - N/A   Clear
2:53 PM 73.9 °F - 43.0 °F 33% 29.60 in 10.0 mi NW 5.8 mph - N/A   Clear
3:53 PM 75.0 °F - 42.1 °F 31% 29.57 in 10.0 mi Variable 4.6 mph - N/A   Clear
4:53 PM 77.0 °F - 35.1 °F 22% 29.54 in 10.0 mi Variable 3.5 mph - N/A   Clear
5:53 PM 79.0 °F - 34.0 °F 20% 29.51 in 10.0 mi South 8.1 mph - N/A   Clear
6:53 PM 79.0 °F - 25.0 °F 14% 29.49 in 10.0 mi South 21.9 mph 27.6 mph N/A   Clear
7:53 PM 75.0 °F - 34.0 °F 22% 29.50 in 10.0 mi WSW 13.8 mph - N/A   Clear
8:53 PM 68.0 °F - 39.9 °F 36% 29.53 in 10.0 mi WNW 6.9 mph - N/A   Clear
9:53 PM 64.0 °F - 35.1 °F 34% 29.56 in 10.0 mi NW 25.3 mph 32.2 mph N/A   Clear
10:53 PM 62.1 °F - 33.1 °F 34% 29.58 in 10.0 mi NW 23.0 mph 33.4 mph N/A   Clear
11:53 PM 59.0 °F - 44.1 °F 58% 29.60 in 10.0 mi North 17.3 mph 26.5 mph N/A   Clear