Weather History for Riverton, WY

Change the Weather History Date:

Saturday, December 8, 2012

  Actual Average Record
Temperature  
Mean Temperature 22 °F 20 °F  
Max Temperature 30 °F 32 °F 46 °F (1996)
Min Temperature 14 °F 9 °F -18 °F (2005)
Degree Days  
Heating Degree Days 43 44  
Month to date heating degree days 236 347  
Since 1 July heating degree days 1817 2263  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 765 494  
Moisture  
Dew Point 10 °F    
Average Humidity 52    
Maximum Humidity 80    
Minimum Humidity 24    
Precipitation  
Precipitation 0.02 in 0.01 in 0.08 in (2007)
Month to date precipitation 0.03 0.08  
Year to date precipitation 2.90 9.19  
Snow  
Snow 0.20 in - - ()
Month to date snowfall 0.2  
Since 1 July snowfall 2.7  
Snow Depth T in    
Sea Level Pressure  
Sea Level Pressure 29.85 in    
Wind  
Wind Speed 14 mph (NNW)    
Max Wind Speed 40 mph    
Max Gust Speed 51 mph    
Visibility 7 miles    
Events Snow    
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

Dec. 08, 2012 Rise Set
Actual Time 7:33 AM MST 4:38 PM MST
Civil Twilight 7:00 AM MST 5:11 PM MST
Nautical Twilight 6:25 AM MST 5:46 PM MST
Astronomical Twilight 5:50 AM MST 6:21 PM MST
Moon 1:54 AM MST (12/8) 1:16 PM MST (12/8)
Length of Visible Light 10h 10m
Length of Day
9h 05m
Waning Crescent, 27% of the Moon is Illuminated
Dec 8
Waning Crescent
Dec 13
New
Dec 19
First Quarter
Dec 28
Full
Jan 4
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 21.0 °F - 8.1 °F 57% 29.76 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 24.1 °F 18.2 °F 9.0 °F 53% 29.72 in 10.0 mi SSW 4.6 mph - N/A   Clear
2:53 AM 24.1 °F - 10.0 °F 55% 29.71 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 26.6 °F 20.0 °F 12.2 °F 55% 29.63 in 10.0 mi SW 5.8 mph - N/A   Overcast
4:53 AM 26.1 °F 17.6 °F 10.9 °F 53% 29.68 in 10.0 mi West 8.1 mph - N/A   Mostly Cloudy
5:53 AM 25.0 °F 17.1 °F 12.0 °F 58% 29.70 in 10.0 mi WSW 6.9 mph - N/A   Clear
6:53 AM 24.1 °F 14.4 °F 12.0 °F 60% 29.70 in 10.0 mi SSW 9.2 mph - N/A   Partly Cloudy
7:53 AM 23.0 °F 13.1 °F 10.9 °F 60% 29.70 in 10.0 mi SW 9.2 mph - N/A   Partly Cloudy
8:53 AM 28.9 °F 21.9 °F 10.9 °F 47% 29.68 in 10.0 mi WSW 6.9 mph - N/A   Mostly Cloudy
9:13 AM 24.8 °F 7.3 °F 14.0 °F 64% 29.68 in 3.0 mi NW 32.2 mph 43.7 mph 0.00 in Snow Light Snow
9:15 AM 24.8 °F 7.1 °F 15.8 °F 69% 29.68 in 1.2 mi NW 33.4 mph 43.7 mph 0.00 in Snow Light Snow
9:19 AM 24.8 °F 9.3 °F 15.8 °F 69% 29.68 in 0.8 mi NNW 24.2 mph 42.6 mph 0.00 in Snow Light Snow
9:36 AM 24.8 °F 11.1 °F 15.8 °F 69% 29.68 in 2.5 mi NNW 18.4 mph 29.9 mph 0.01 in Snow Light Snow
9:43 AM 24.8 °F 12.4 °F 15.8 °F 69% 29.68 in 7.0 mi NNW 15.0 mph 26.5 mph 0.01 in Snow Light Snow
9:53 AM 26.1 °F 10.7 °F 9.0 °F 49% 29.79 in 10.0 mi WNW 25.3 mph 33.4 mph 0.01 in   Overcast
10:00 AM 26.6 °F 11.1 °F 8.6 °F 47% 29.68 in 10.0 mi WNW 26.5 mph 35.7 mph N/A   Overcast
10:53 AM 26.1 °F 12.3 °F 1.9 °F 35% 29.81 in 10.0 mi NW 19.6 mph 31.1 mph 0.00 in   Overcast
11:53 AM 28.9 °F 12.5 °F -4.0 °F 24% 29.79 in 9.0 mi WNW 34.5 mph 48.3 mph 0.00 in Snow Light Snow
12:53 PM 28.9 °F 13.7 °F -4.0 °F 24% 29.80 in 9.0 mi WNW 28.8 mph 44.9 mph 0.00 in Snow Light Snow
1:53 PM 28.9 °F 13.0 °F -4.0 °F 24% 29.81 in 9.0 mi WNW 32.2 mph 41.4 mph 0.00 in Snow Light Snow
2:53 PM 27.0 °F 11.3 °F -2.9 °F 27% 29.86 in 9.0 mi NW 27.6 mph 38.0 mph 0.00 in Snow Light Snow
3:53 PM 26.1 °F 12.7 °F 1.0 °F 34% 29.92 in 10.0 mi NW 18.4 mph 28.8 mph 0.00 in   Overcast
4:53 PM 21.0 °F 5.7 °F 14.0 °F 74% 29.98 in 9.0 mi NNE 19.6 mph - N/A   Overcast
5:53 PM 19.4 °F 6.6 °F 10.4 °F 68% 29.91 in 10.0 mi NNE 12.7 mph - N/A   Overcast
6:53 PM 19.0 °F 5.6 °F 12.0 °F 74% 30.06 in 10.0 mi NNE 13.8 mph - N/A   Overcast
7:43 PM 19.4 °F 6.6 °F 12.2 °F 74% 29.95 in 2.5 mi NE 12.7 mph - 0.00 in Snow Light Snow
7:53 PM 19.0 °F 6.8 °F 14.0 °F 81% 30.09 in 1.8 mi NE 11.5 mph - 0.00 in Snow Light Snow
8:11 PM 19.4 °F 9.5 °F 14.0 °F 80% 29.96 in 2.0 mi NE 8.1 mph - 0.01 in Snow Light Snow
8:18 PM 19.4 °F 10.4 °F 14.0 °F 80% 29.96 in 1.8 mi NE 6.9 mph - 0.01 in Snow Light Snow
8:27 PM 17.6 °F 9.3 °F 14.0 °F 86% 29.96 in 2.0 mi NE 5.8 mph - 0.01 in Snow Light Snow
8:34 PM 17.6 °F 7.3 °F 14.0 °F 86% 29.96 in 2.5 mi NE 8.1 mph - 0.01 in Snow Light Snow
8:46 PM 17.6 °F 8.2 °F 12.2 °F 79% 29.96 in 3.0 mi NE 6.9 mph - 0.01 in Snow Light Snow
8:53 PM 18.0 °F 8.7 °F 12.9 °F 81% 30.09 in 4.0 mi NE 6.9 mph - 0.01 in Snow Light Snow
9:53 PM 17.1 °F 5.0 °F 10.9 °F 77% 30.13 in 10.0 mi NNE 10.4 mph - 0.00 in   Overcast
10:41 PM 15.8 °F 2.7 °F 10.4 °F 79% 30.00 in 3.0 mi North 11.5 mph - 0.00 in Snow Light Snow
10:53 PM 16.0 °F 2.3 °F 9.0 °F 74% 30.15 in 4.0 mi NNE 12.7 mph - 0.00 in Snow Light Snow
11:24 PM 14.0 °F -0.2 °F 8.6 °F 79% 30.01 in 6.0 mi NNE 12.7 mph - 0.00 in   Haze
11:53 PM 14.0 °F -0.2 °F 8.1 °F 77% 30.15 in 10.0 mi NNE 12.7 mph - 0.00 in   Overcast