Weather History for Riverton, WY

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Sunday, December 29, 2013

  Actual Average Record
Temperature  
Mean Temperature 15 °F 19 °F  
Max Temperature 20 °F 31 °F 55 °F (1996)
Min Temperature 10 °F 7 °F -9 °F (2012)
Degree Days  
Heating Degree Days 50 46  
Month to date heating degree days 1330 1308  
Since 1 July heating degree days 3228 3224  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 798 494  
Moisture  
Dew Point 11 °F    
Average Humidity 86    
Maximum Humidity 92    
Minimum Humidity 80    
Precipitation  
Precipitation 0.00 in 0.01 in 0.11 in (2005)
Month to date precipitation 0.28 0.29  
Year to date precipitation 9.32 9.40  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 6.8  
Since 1 July snowfall 33.1  
Snow Depth 2.00 in    
Sea Level Pressure  
Sea Level Pressure 30.19 in    
Wind  
Wind Speed 3 mph (ESE)    
Max Wind Speed 13 mph    
Max Gust Speed 14 mph    
Visibility 5 miles    
Events Fog    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 29, 2013 Rise Set
Actual Time 7:45 AM MST 4:47 PM MST
Civil Twilight 7:12 AM MST 5:19 PM MST
Nautical Twilight 6:36 AM MST 5:55 PM MST
Astronomical Twilight 6:02 AM MST 6:30 PM MST
Moon 4:30 AM MST (12/29) 2:29 PM MST (12/29)
Length of Visible Light 10h 06m
Length of Day
9h 02m
Waning Crescent, 10% of the Moon is Illuminated
Dec 29
Waning Crescent
Jan 1
New
Jan 7
First Quarter
Jan 15
Full
Jan 23
Last Quarter

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:22 AM 16.0 °F 10.4 °F 10.0 °F 77% 30.23 in 10.0 mi NE 3.5 mph - N/A   Mostly Cloudy
12:33 AM 16.0 °F 7.4 °F 10.9 °F 81% 30.22 in 10.0 mi NE 5.8 mph - N/A   Mostly Cloudy
12:53 AM 12.0 °F 1.5 °F 8.1 °F 84% 30.38 in 10.0 mi NE 6.9 mph - N/A   Mostly Cloudy
1:18 AM 10.9 °F - 7.0 °F 84% 30.23 in 10.0 mi Calm Calm - N/A   Overcast
1:41 AM 12.9 °F - 8.1 °F 81% 30.24 in 10.0 mi Calm Calm - N/A   Overcast
1:53 AM 12.9 °F 5.2 °F 8.1 °F 81% 30.39 in 10.0 mi North 4.6 mph - N/A   Overcast
2:29 AM 12.9 °F - 9.0 °F 84% 30.24 in 10.0 mi Calm Calm - N/A   Overcast
2:53 AM 16.0 °F 8.8 °F 10.9 °F 81% 30.40 in 10.0 mi SW 4.6 mph - N/A   Overcast
3:31 AM 17.1 °F - 12.0 °F 81% 30.24 in 10.0 mi Calm Calm - N/A   Overcast
3:40 AM 17.1 °F - 12.0 °F 81% 30.24 in 10.0 mi Calm Calm - N/A   Overcast
3:48 AM 15.8 °F - 12.2 °F 86% 30.23 in 10.0 mi Calm Calm - N/A   Overcast
3:53 AM 14.0 °F 8.2 °F 9.0 °F 80% 30.40 in 10.0 mi East 3.5 mph - N/A   Overcast
4:01 AM 12.0 °F - 9.0 °F 88% 30.23 in 10.0 mi Calm Calm - N/A   Overcast
4:53 AM 16.0 °F - 12.0 °F 84% 30.39 in 10.0 mi Calm Calm - N/A   Overcast
5:03 AM 16.0 °F - 10.9 °F 81% 30.23 in 10.0 mi Calm Calm - N/A   Overcast
5:53 AM 16.0 °F - 12.0 °F 84% 30.38 in 10.0 mi Calm Calm - N/A   Overcast
6:04 AM 17.1 °F - 14.0 °F 88% 30.21 in 1.8 mi Calm Calm - N/A   Overcast
6:16 AM 17.1 °F 11.7 °F 15.1 °F 92% 30.20 in 0.8 mi Variable 3.5 mph - N/A   Mist
6:23 AM 15.1 °F - 10.9 °F 84% 30.20 in 2.0 mi Calm Calm - N/A   Overcast
6:31 AM 14.0 °F 8.2 °F 10.0 °F 84% 30.20 in 8.0 mi East 3.5 mph - N/A   Overcast
6:48 AM 12.2 °F 6.1 °F 10.4 °F 92% 30.20 in 9.0 mi East 3.5 mph - N/A   Overcast
6:53 AM 12.0 °F - 9.0 °F 88% 30.37 in 9.0 mi Calm Calm - N/A   Overcast
7:18 AM 12.9 °F - 10.0 °F 88% 30.20 in 1.8 mi Calm Calm - N/A   Overcast
7:23 AM 12.9 °F - 10.9 °F 92% 30.20 in 0.8 mi Calm Calm - N/A   Mist
7:37 AM 15.1 °F - 12.0 °F 88% 30.20 in 0.2 mi Calm Calm - N/A Fog Light Freezing Fog
7:53 AM 15.1 °F - 14.0 °F 95% 30.37 in 0.2 mi Calm Calm - N/A Fog Light Freezing Fog
8:53 AM 15.1 °F - 12.9 °F 91% 30.35 in 0.2 mi Calm Calm - N/A Fog Light Freezing Fog
9:53 AM 16.0 °F 10.4 °F 12.9 °F 88% 30.33 in 0.2 mi Variable 3.5 mph - N/A Fog Light Freezing Fog
10:46 AM 16.0 °F 10.4 °F 12.0 °F 84% 30.14 in 0.2 mi East 3.5 mph - N/A Fog Light Freezing Fog
10:53 AM 16.0 °F 8.8 °F 12.9 °F 88% 30.32 in 0.2 mi Variable 4.6 mph - N/A Fog Light Freezing Fog
11:39 AM 15.1 °F - 12.9 °F 91% 30.11 in 0.5 mi Calm Calm - N/A Fog Light Freezing Fog
11:46 AM 16.0 °F - 12.9 °F 88% 30.09 in 0.2 mi Calm Calm - N/A Fog Light Freezing Fog
11:53 AM 16.0 °F 8.8 °F 12.0 °F 84% 30.28 in 0.2 mi East 4.6 mph - N/A Fog Light Freezing Fog
12:13 PM 16.0 °F 8.8 °F 12.9 °F 88% 30.07 in 0.2 mi ESE 4.6 mph - N/A Fog Light Freezing Fog
12:37 PM 15.1 °F - 12.0 °F 88% 30.06 in 0.2 mi Calm Calm - N/A Fog Light Freezing Fog
12:48 PM 15.8 °F 10.2 °F 12.2 °F 86% 30.05 in 0.5 mi SW 3.5 mph - N/A Fog Light Freezing Fog
12:53 PM 15.1 °F - 12.0 °F 88% 30.25 in 0.5 mi Calm Calm - N/A Fog Light Freezing Fog
1:15 PM 16.0 °F - 12.0 °F 84% 30.04 in 1.0 mi Calm Calm - N/A   Overcast
1:26 PM 15.1 °F - 12.9 °F 91% 30.02 in 0.8 mi Calm Calm - N/A   Overcast
1:51 PM 15.8 °F - 12.2 °F 86% 30.00 in 0.2 mi Calm Calm - N/A Fog Light Freezing Fog
1:53 PM 16.0 °F 10.4 °F 12.9 °F 88% 30.20 in 0.2 mi Variable 3.5 mph - N/A Fog Light Freezing Fog
2:08 PM 17.1 °F - 12.9 °F 84% 30.00 in 0.5 mi Calm Calm - N/A Fog Light Freezing Fog
2:19 PM 16.0 °F - 12.0 °F 84% 29.99 in 1.8 mi Calm Calm - N/A   Overcast
2:53 PM 15.1 °F 9.4 °F 12.0 °F 88% 30.17 in 1.5 mi ESE 3.5 mph - N/A   Overcast
3:02 PM 16.0 °F 10.4 °F 12.0 °F 84% 29.98 in 2.0 mi Variable 3.5 mph - N/A   Overcast
3:14 PM 15.1 °F 9.4 °F 12.0 °F 88% 29.98 in 3.0 mi SE 3.5 mph - N/A   Overcast
3:33 PM 15.1 °F 9.4 °F 12.0 °F 88% 29.98 in 4.0 mi SE 3.5 mph - N/A   Overcast
3:53 PM 15.1 °F 9.4 °F 12.0 °F 88% 30.17 in 6.0 mi SSE 3.5 mph - N/A   Overcast
4:26 PM 14.0 °F 8.2 °F 10.9 °F 88% 29.95 in 10.0 mi South 3.5 mph - N/A   Scattered Clouds
4:53 PM 14.0 °F 3.9 °F 10.9 °F 88% 30.12 in 10.0 mi SSW 6.9 mph - N/A   Clear
5:53 PM 14.0 °F 1.2 °F 10.9 °F 88% 30.09 in 10.0 mi SW 10.4 mph - N/A   Clear
6:53 PM 12.9 °F - 8.1 °F 81% 30.12 in 10.0 mi North - - N/A   Clear
7:53 PM 10.9 °F 2.9 °F 7.0 °F 84% 30.14 in 10.0 mi North 4.6 mph - N/A   Clear
8:53 PM 12.9 °F 5.2 °F 9.0 °F 84% 30.16 in 10.0 mi East 4.6 mph - N/A   Clear
9:53 PM 10.0 °F - 7.0 °F 87% 30.19 in 10.0 mi Calm Calm - N/A   Clear
10:53 PM 18.0 °F 9.8 °F 12.0 °F 78% 30.19 in 10.0 mi SW 5.8 mph - N/A   Clear
11:53 PM 12.0 °F 5.9 °F 7.0 °F 80% 30.22 in 10.0 mi WNW 3.5 mph - N/A   Clear