Riverton, WY

12:06 PM MST on March 01, 2017 (GMT -0700)
Riverton Regional

Weather History for KRIW - May, 2013

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Tuesday, May 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 54 °F 56 °F  
Max Temperature 65 °F 69 °F 86 °F (2006)
Min Temperature 43 °F 42 °F 28 °F (2001)
Degree Days  
Heating Degree Days 11 10  
Month to date heating degree days 216 269  
Since 1 July heating degree days 7426 7665  
Cooling Degree Days 0 0  
Month to date cooling degree days 13 0  
Year to date cooling degree days 13 0  
Growing Degree Days 4 (Base 50)    
Moisture  
Dew Point 34 °F    
Average Humidity 49    
Maximum Humidity 71    
Minimum Humidity 26    
Precipitation  
Precipitation T in 0.06 in 0.18 in (2015)
Month to date precipitation 1.25 1.22  
Year to date precipitation 3.31 3.58  
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 29.93 in    
Wind  
Wind Speed 5 mph (ESE)    
Max Wind Speed 18 mph    
Max Gust Speed 24 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

May. 21, 2013 Rise Set
Actual Time 5:44 AM MDT 8:37 PM MDT
Civil Twilight 5:11 AM MDT 9:10 PM MDT
Nautical Twilight 4:28 AM MDT 9:53 PM MDT
Astronomical Twilight 3:39 AM MDT 10:42 PM MDT
Moon 4:49 PM MDT (5/21) 3:20 AM MDT (5/21)
Length of Visible Light 15h 59m
Length of Day
14h 52m
Waxing Gibbous, 84% of the Moon is Illuminated
May 21
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 46.9 °F - 36.0 °F 66% 30.06 in 10.0 mi NNE 4.6 mph - N/A   Overcast
1:53 AM 46.9 °F - 37.0 °F 68% 30.04 in 10.0 mi South 3.5 mph - N/A   Overcast
2:53 AM 46.0 °F 44.8 °F 37.0 °F 71% 30.02 in 10.0 mi South 3.5 mph - N/A   Overcast
3:53 AM 45.0 °F 42.6 °F 34.0 °F 65% 30.03 in 10.0 mi SSE 4.6 mph - N/A   Mostly Cloudy
4:53 AM 44.1 °F 40.8 °F 36.0 °F 73% 30.03 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy
5:53 AM 44.1 °F - 36.0 °F 73% 30.04 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:53 AM 46.9 °F - 37.0 °F 68% 30.03 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:53 AM 48.9 °F - 34.0 °F 56% 30.03 in 10.0 mi SSW 4.6 mph - N/A   Clear
8:53 AM 52.0 °F - 34.0 °F 50% 30.02 in 10.0 mi SSW 3.5 mph - N/A   Clear
9:53 AM 53.1 °F - 34.0 °F 48% 30.01 in 10.0 mi WNW 4.6 mph - N/A   Mostly Cloudy
10:53 AM 55.0 °F - 34.0 °F 45% 29.99 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:53 AM 55.9 °F - 34.0 °F 44% 29.97 in 10.0 mi Variable 3.5 mph - N/A   Scattered Clouds
12:53 PM 57.9 °F - 34.0 °F 41% 29.94 in 10.0 mi South 4.6 mph - N/A   Clear
1:53 PM 61.0 °F - 33.1 °F 35% 29.91 in 10.0 mi Variable 5.8 mph - N/A   Clear
2:53 PM 62.1 °F - 32.0 °F 32% 29.88 in 10.0 mi ENE 8.1 mph - N/A   Partly Cloudy
3:53 PM 64.0 °F - 30.9 °F 29% 29.86 in 10.0 mi Variable 4.6 mph - N/A   Clear
4:53 PM 64.0 °F - 30.0 °F 28% 29.83 in 10.0 mi East 8.1 mph - N/A   Clear
5:53 PM 64.0 °F - 28.9 °F 27% 29.82 in 10.0 mi Calm Calm - N/A   Clear
6:53 PM 64.0 °F - 28.9 °F 27% 29.79 in 10.0 mi ENE 6.9 mph - N/A   Clear
7:53 PM 61.0 °F - 32.0 °F 34% 29.80 in 10.0 mi ENE 3.5 mph - N/A   Clear
8:53 PM 57.9 °F - 30.9 °F 36% 29.80 in 10.0 mi NE 3.5 mph - N/A   Clear
9:53 PM 55.0 °F - 30.9 °F 40% 29.81 in 10.0 mi NE 8.1 mph - N/A   Clear
10:53 PM 53.1 °F - 35.1 °F 50% 29.81 in 10.0 mi East 15.0 mph 20.7 mph N/A   Overcast
11:53 PM 50.0 °F - 35.1 °F 57% 29.82 in 10.0 mi ENE 11.5 mph - 0.00 in   Clear