Weather History for Riverton, WY

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Saturday, November 19, 2011

  Actual Average Record
Temperature  
Mean Temperature 14 °F 28 °F  
Max Temperature 25 °F 40 °F 65 °F (2007)
Min Temperature 3 °F 17 °F 0 °F (2000)
Degree Days  
Heating Degree Days 51 37  
Month to date heating degree days 635 601  
Since 1 July heating degree days 1245 1481  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 584 494  
Moisture  
Dew Point 14 °F    
Average Humidity 83    
Maximum Humidity 92    
Minimum Humidity 73    
Precipitation  
Precipitation 0.04 in 0.02 in 0.04 in (2011)
Month to date precipitation 0.45 0.33  
Year to date precipitation 10.81 8.94  
Snow  
Snow 0.20 in - - ()
Month to date snowfall 4.6  
Since 1 July snowfall 14.8  
Since 1 September snowfall 14.8  
Snow Depth 2.00 in    
Sea Level Pressure  
Sea Level Pressure 29.77 in    
Wind  
Wind Speed 7 mph (North)    
Max Wind Speed 10 mph    
Max Gust Speed -    
Visibility 9 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Nov. 19, 2011 Rise Set
Actual Time 7:11 AM MST 4:46 PM MST
Civil Twilight 6:40 AM MST 5:17 PM MST
Nautical Twilight 6:05 AM MST 5:52 PM MST
Astronomical Twilight 5:31 AM MST 6:26 PM MST
Moon 12:25 AM MST (11/19) 1:14 PM MST (11/19)
Length of Visible Light 10h 37m
Length of Day
9h 35m
Last Quarter, 37% of the Moon is Illuminated
Nov 19
Last Quarter
Nov 24
New
Dec 2
First Quarter
Dec 10
Full
Dec 17
Last Quarter

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 25.0 °F 17.1 °F 23.0 °F 92% 29.60 in 2.5 mi NE 6.9 mph - 0.03 in Snow Light Snow
1:03 AM 24.8 °F 16.9 °F 23.0 °F 93% 29.51 in 4.0 mi NE 6.9 mph - 0.00 in Snow Light Snow
1:13 AM 24.8 °F 16.1 °F 23.0 °F 93% 29.51 in 6.0 mi NE 8.1 mph - 0.00 in   Overcast
1:53 AM 23.0 °F 13.1 °F 21.9 °F 96% 29.58 in 10.0 mi NE 9.2 mph - 0.00 in   Mostly Cloudy
2:53 AM 21.0 °F 16.2 °F 18.0 °F 88% 29.62 in 10.0 mi North 3.5 mph - N/A   Mostly Cloudy
3:10 AM 17.6 °F 6.4 °F 15.8 °F 93% 29.53 in 10.0 mi NW 9.2 mph - N/A   Partly Cloudy
3:37 AM 19.4 °F 12.8 °F 17.6 °F 93% 29.52 in 10.0 mi North 4.6 mph - N/A   Mostly Cloudy
3:53 AM 19.9 °F 11.1 °F 18.0 °F 92% 29.64 in 10.0 mi NW 6.9 mph - N/A   Overcast
4:09 AM 21.2 °F 14.9 °F 19.4 °F 93% 29.55 in 10.0 mi NNW 4.6 mph - N/A   Overcast
4:53 AM 21.9 °F 17.2 °F 19.9 °F 92% 29.63 in 10.0 mi NNW 3.5 mph - N/A   Overcast
5:50 AM 21.2 °F 9.5 °F 19.4 °F 93% 29.57 in 10.0 mi WNW 11.5 mph - N/A   Mostly Cloudy
5:53 AM 21.9 °F 11.0 °F 19.9 °F 92% 29.66 in 10.0 mi WNW 10.4 mph - N/A   Mostly Cloudy
6:05 AM 21.2 °F 8.3 °F 19.4 °F 93% 29.58 in 2.5 mi NW 13.8 mph - 0.00 in Snow Light Snow
6:08 AM 21.2 °F 7.8 °F 19.4 °F 93% 29.58 in 1.5 mi NW 15.0 mph - 0.00 in Snow Light Snow
6:22 AM 21.2 °F 8.3 °F 17.6 °F 86% 29.59 in 3.0 mi NW 13.8 mph - N/A Snow Light Snow
6:43 AM 19.4 °F 7.2 °F 17.6 °F 93% 29.59 in 10.0 mi NNW 11.5 mph - 0.01 in   Scattered Clouds
6:53 AM 19.0 °F 11.1 °F 16.0 °F 88% 29.71 in 10.0 mi NNW 5.8 mph - 0.01 in   Partly Cloudy
7:53 AM 16.0 °F 5.3 °F 12.0 °F 84% 29.80 in 10.0 mi NW 8.1 mph - N/A   Scattered Clouds
8:53 AM 18.0 °F 11.1 °F 12.9 °F 81% 29.82 in 10.0 mi ESE 4.6 mph - N/A   Clear
9:53 AM 18.0 °F 11.1 °F 15.1 °F 88% 29.85 in 10.0 mi SE 4.6 mph - N/A   Clear
10:31 AM 19.4 °F 12.8 °F 15.8 °F 86% 29.74 in 10.0 mi East 4.6 mph - N/A   Scattered Clouds
10:53 AM 21.0 °F 11.4 °F 16.0 °F 81% 29.87 in 10.0 mi East 8.1 mph - N/A   Partly Cloudy
11:53 AM 21.9 °F 12.5 °F 17.1 °F 82% 29.87 in 10.0 mi ENE 8.1 mph - N/A   Clear
12:53 PM 19.9 °F 10.1 °F 15.1 °F 81% 29.89 in 10.0 mi ENE 8.1 mph - N/A   Clear
1:53 PM 21.2 °F 10.1 °F 15.8 °F 80% 29.79 in 10.0 mi NE 10.4 mph - N/A   Clear
2:53 PM 19.9 °F 9.3 °F 12.9 °F 74% 29.95 in 10.0 mi ENE 9.2 mph - N/A   Clear
3:53 PM 18.0 °F 7.7 °F 12.0 °F 78% 29.96 in 10.0 mi ENE 8.1 mph - N/A   Clear
4:53 PM 12.9 °F 3.8 °F 8.1 °F 81% 30.01 in 10.0 mi NNE 5.8 mph - N/A   Clear
5:53 PM 8.6 °F -1.3 °F 5.0 °F 85% 29.85 in 10.0 mi Variable 5.8 mph - N/A   Clear
6:53 PM 7.0 °F -4.5 °F 3.9 °F 87% 30.09 in 10.0 mi NW 6.9 mph - N/A   Clear
7:53 PM 6.1 °F -6.8 °F 3.0 °F 87% 30.11 in 10.0 mi NW 8.1 mph - N/A   Clear
8:53 PM 6.1 °F -0.9 °F 1.9 °F 83% 30.11 in 10.0 mi NNW 3.5 mph - N/A   Clear
9:53 PM 6.1 °F -2.8 °F 3.0 °F 87% 30.11 in 10.0 mi NW 4.6 mph - N/A   Clear
10:53 PM 9.0 °F - 5.0 °F 84% 30.09 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 5.0 °F -9.1 °F 1.9 °F 87% 30.10 in 4.0 mi NW 9.2 mph - N/A   Scattered Clouds