Weather History for Riverton, WY

Change the Weather History Date:

Sunday, November 20, 2011

  Actual Average Record
Temperature  
Mean Temperature 10 °F 28 °F  
Max Temperature 22 °F 39 °F 56 °F (1996)
Min Temperature -2 °F 17 °F -2 °F (2011)
Degree Days  
Heating Degree Days 55 37  
Month to date heating degree days 690 638  
Since 1 July heating degree days 1300 1518  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 584 494  
Moisture  
Dew Point 5 °F    
Average Humidity 77    
Maximum Humidity 91    
Minimum Humidity 62    
Precipitation  
Precipitation 0.00 in 0.01 in 0.10 in (2004)
Month to date precipitation 0.45 0.34  
Year to date precipitation 10.81 8.95  
Snow  
Snow 0.00 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 30.14 in    
Wind  
Wind Speed 3 mph (North)    
Max Wind Speed 9 mph    
Max Gust Speed -    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Nov. 20, 2011 Rise Set
Actual Time 7:12 AM MST 4:46 PM MST
Civil Twilight 6:41 AM MST 5:17 PM MST
Nautical Twilight 6:06 AM MST 5:51 PM MST
Astronomical Twilight 5:32 AM MST 6:25 PM MST
Moon 1:37 AM MST (11/20) 1:43 PM MST (11/20)
Length of Visible Light 10h 35m
Length of Day
9h 33m
Waning Crescent, 26% of the Moon is Illuminated
Nov 20
Waning Crescent
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 3.9 °F -5.3 °F 1.0 °F 88% 30.12 in 10.0 mi WNW 4.6 mph - N/A   Clear
1:53 AM 7.0 °F - 3.0 °F 84% 30.11 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 5.0 °F -2.1 °F 1.9 °F 87% 30.13 in 10.0 mi ENE 3.5 mph - N/A   Clear
3:53 AM 3.0 °F - -0.9 °F 84% 30.15 in 9.0 mi Calm Calm - N/A   Clear
4:53 AM 6.8 °F - 1.4 °F 79% 29.93 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 6.1 °F - 1.9 °F 83% 30.19 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM -0.4 °F -8.3 °F -5.8 °F 78% 29.96 in 10.0 mi West 3.5 mph - N/A   Clear
7:53 AM -0.0 °F -14.2 °F -4.0 °F 83% 30.26 in 10.0 mi NW 8.1 mph - N/A   Clear
8:53 AM 9.0 °F 0.6 °F 5.0 °F 84% 30.22 in 9.0 mi NNW 4.6 mph - N/A   Clear
9:53 AM 10.0 °F - 7.0 °F 87% 30.22 in 10.0 mi Calm Calm - N/A   Clear
10:53 AM 15.1 °F 9.4 °F 10.0 °F 80% 30.18 in 10.0 mi NNE 3.5 mph - N/A   Clear
11:53 AM 16.0 °F 10.4 °F 10.9 °F 81% 30.16 in 10.0 mi Variable 3.5 mph - N/A   Clear
12:53 PM 17.1 °F 8.7 °F 12.0 °F 81% 30.13 in 10.0 mi ENE 5.8 mph - N/A   Clear
1:53 PM 19.9 °F 12.1 °F 12.0 °F 71% 30.09 in 10.0 mi NNE 5.8 mph - N/A   Clear
2:53 PM 21.0 °F 16.2 °F 10.9 °F 65% 30.12 in 10.0 mi NNE 3.5 mph - N/A   Clear
3:53 PM 19.9 °F - 9.0 °F 62% 30.13 in 10.0 mi Calm Calm - N/A   Clear
4:53 PM 16.0 °F 7.4 °F 9.0 °F 74% 30.14 in 10.0 mi North 5.8 mph - N/A   Clear
5:53 PM 14.0 °F - 5.0 °F 67% 30.16 in 10.0 mi Calm Calm - N/A   Clear
6:53 PM 12.9 °F - 6.1 °F 74% 30.20 in 10.0 mi Calm Calm - N/A   Clear
7:53 PM 12.0 °F 2.7 °F 8.1 °F 84% 30.22 in 10.0 mi WNW 5.8 mph - N/A   Clear
8:53 PM 15.8 °F - 8.6 °F 73% 29.95 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 10.0 °F -2.9 °F 3.9 °F 76% 30.19 in 10.0 mi NNW 9.2 mph - N/A   Clear
10:53 PM 10.9 °F 2.9 °F 7.0 °F 84% 30.17 in 10.0 mi North 4.6 mph - N/A   Clear
11:53 PM 9.0 °F -3.2 °F 6.1 °F 88% 30.18 in 10.0 mi NNW 8.1 mph - N/A   Clear