Weather History for Riverton, WY

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Sunday, October 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 42 °F 44 °F  
Max Temperature 51 °F 56 °F 76 °F (2003)
Min Temperature 32 °F 31 °F 20 °F (1995)
Degree Days  
Heating Degree Days 23 21  
Month to date heating degree days 486 351  
Since 1 July heating degree days 673 615  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 798 494  
Moisture  
Dew Point 29 °F    
Average Humidity 62    
Maximum Humidity 82    
Minimum Humidity 42    
Precipitation  
Precipitation T in 0.01 in 0.20 in (2006)
Month to date precipitation 1.28 0.76  
Year to date precipitation 8.35 8.48  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 9.5  
Since 1 July snowfall 16.8  
Since 1 September snowfall 16.8  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.04 in    
Wind  
Wind Speed 9 mph (NNE)    
Max Wind Speed 22 mph    
Max Gust Speed 28 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 20, 2013 Rise Set
Actual Time 7:33 AM MDT 6:22 PM MDT
Civil Twilight 7:04 AM MDT 6:51 PM MDT
Nautical Twilight 6:31 AM MDT 7:24 PM MDT
Astronomical Twilight 5:59 AM MDT 7:57 PM MDT
Moon 7:30 PM MDT (10/20) 9:17 AM MDT (10/20)
Length of Visible Light 11h 46m
Length of Day
10h 48m
Full, 97% of the Moon is Illuminated
Oct 20
Full
Oct 26
Last Quarter
Nov 3
New
Nov 9
First Quarter
Nov 17
Full

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 - 26.1 °F 42% 29.87 in 10.0 mi NNW 13.8 mph - N/A   Partly Cloudy
1:53 AM 44.1 °F 40.1 °F 28.0 °F 53% 29.89 in 10.0 mi North 6.9 mph - N/A   Overcast
2:53 AM 44.1 °F 38.1 °F 30.0 °F 58% 29.88 in 10.0 mi North 11.5 mph - N/A   Clear
3:53 AM 41.0 °F 32.2 °F 30.0 °F 65% 29.93 in 10.0 mi NNE 18.4 mph 23.0 mph N/A   Clear
4:53 AM 41.0 °F 33.5 °F 34.0 °F 76% 29.95 in 10.0 mi NNE 13.8 mph 23.0 mph N/A   Overcast
5:53 AM 39.9 °F 31.8 °F 34.0 °F 79% 29.99 in 10.0 mi NNE 15.0 mph - N/A   Overcast
6:53 AM 37.9 °F 28.2 °F 30.9 °F 76% 30.04 in 10.0 mi North 18.4 mph 25.3 mph N/A   Overcast
7:53 AM 37.9 °F 30.0 °F 30.0 °F 73% 30.05 in 10.0 mi North 12.7 mph - N/A   Overcast
8:53 AM 37.9 °F 28.9 °F 30.0 °F 73% 30.07 in 10.0 mi North 16.1 mph 20.7 mph 0.00 in Rain Light Rain
9:53 AM 39.0 °F 31.4 °F 30.0 °F 70% 30.09 in 10.0 mi North 12.7 mph - 0.00 in Rain Light Rain
10:53 AM 37.9 °F 34.4 °F 32.0 °F 79% 30.09 in 10.0 mi ENE 4.6 mph - 0.00 in Rain Light Rain
11:53 AM 42.1 °F 39.2 °F 30.9 °F 65% 30.06 in 10.0 mi NE 4.6 mph - 0.00 in Rain Light Rain
12:53 PM 45.0 °F 38.5 °F 26.1 °F 48% 30.05 in 10.0 mi North 13.8 mph 19.6 mph 0.00 in   Overcast
1:53 PM 48.0 °F - 27.0 °F 44% 30.04 in 10.0 mi NNE 10.4 mph - N/A   Mostly Cloudy
2:53 PM 48.9 °F - 27.0 °F 43% 30.02 in 10.0 mi Variable 4.6 mph - N/A   Clear
3:53 PM 48.0 °F - 28.0 °F 46% 30.04 in 10.0 mi NNW 3.5 mph - N/A   Mostly Cloudy
4:53 PM 46.0 °F 41.4 °F 28.9 °F 51% 30.05 in 10.0 mi NE 9.2 mph - N/A   Overcast
5:53 PM 44.1 °F 40.8 °F 28.0 °F 53% 30.08 in 10.0 mi NE 5.8 mph - N/A   Clear
6:53 PM 41.0 °F - 28.0 °F 60% 30.11 in 10.0 mi Calm Calm - N/A   Partly Cloudy
7:53 PM 41.0 °F - 28.9 °F 62% 30.11 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:53 PM 37.9 °F - 28.0 °F 68% 30.13 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 39.0 °F 35.7 °F 28.0 °F 65% 30.13 in 10.0 mi South 4.6 mph - N/A   Clear
10:53 PM 37.0 °F 32.4 °F 28.0 °F 70% 30.15 in 10.0 mi SSW 5.8 mph - N/A   Clear
11:53 PM 34.0 °F 28.8 °F 28.9 °F 82% 30.15 in 10.0 mi WSW 5.8 mph - N/A   Clear