Weather History for Rock Springs, WY

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Sunday, January 13, 2013

  Actual Average Record
Temperature  
Mean Temperature -2 °F 22 °F  
Max Temperature 4 °F 30 °F 49 °F (1969)
Min Temperature -9 °F 13 °F -14 °F (1963)
Degree Days  
Heating Degree Days 67 43  
Month to date heating degree days 696 571  
Since 1 July heating degree days 3620 3923  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point -7 °F    
Average Humidity 80    
Maximum Humidity 87    
Minimum Humidity 72    
Precipitation  
Precipitation T in 0.01 in 0.28 in (1962)
Month to date precipitation T 0.18  
Year to date precipitation T 0.18  
Sea Level Pressure  
Sea Level Pressure 30.09 in    
Wind  
Wind Speed 5 mph (WSW)    
Max Wind Speed 10 mph    
Max Gust Speed 14 mph    
Visibility 4 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 13, 2013 Rise Set
Actual Time 7:41 AM MST 5:09 PM MST
Civil Twilight 7:10 AM MST 5:39 PM MST
Nautical Twilight 6:36 AM MST 6:14 PM MST
Astronomical Twilight 6:02 AM MST 6:47 PM MST
Moon 8:39 AM MST (1/13) 7:54 PM MST (1/13)
Length of Visible Light 10h 29m
Length of Day
9h 27m
Waxing Crescent, 5% of the Moon is Illuminated
Jan 13
Waxing Crescent
Jan 18
First Quarter
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:02 AM -0.4 °F -16.7 °F -5.8 °F 78% 29.87 in 4.0 mi WSW 10.4 mph - 0.00 in Snow Light Snow
12:54 AM -5.1 °F - -9.0 °F 83% 30.22 in 4.0 mi Calm Calm - 0.00 in Snow Light Snow
1:54 AM -0.9 °F -16.4 °F -6.0 °F 79% 30.19 in 3.0 mi WSW 9.2 mph - 0.00 in Snow Light Snow
2:54 AM -2.0 °F -16.6 °F -7.1 °F 79% 30.20 in 3.0 mi WSW 8.1 mph - 0.00 in Snow Light Snow
3:01 AM -2.2 °F -15.6 °F -7.6 °F 78% 29.89 in 2.5 mi WSW 6.9 mph - 0.00 in Snow Light Snow
3:11 AM -2.2 °F -15.6 °F -7.6 °F 78% 29.89 in 3.0 mi SW 6.9 mph - 0.00 in Snow Light Snow
3:21 AM -2.2 °F -16.8 °F -7.6 °F 78% 29.88 in 2.0 mi SW 8.1 mph - 0.00 in Snow Light Snow
3:38 AM -4.0 °F -20.2 °F -9.4 °F 78% 29.88 in 6.0 mi WSW 9.2 mph - 0.00 in   Haze
3:54 AM -5.1 °F -21.5 °F -9.0 °F 83% 30.21 in 9.0 mi WSW 9.2 mph - 0.00 in   Scattered Clouds
4:54 AM -4.0 °F -19.0 °F -8.0 °F 83% 30.22 in 10.0 mi SW 8.1 mph - N/A   Overcast
5:28 AM -2.2 °F -14.2 °F -7.6 °F 78% 29.87 in 2.5 mi West 5.8 mph - 0.00 in Snow Light Snow
5:54 AM -2.9 °F -15.0 °F -7.1 °F 82% 30.23 in 2.5 mi West 5.8 mph - 0.00 in Snow Light Snow
6:23 AM -2.2 °F -14.2 °F -7.6 °F 78% 29.89 in 1.8 mi West 5.8 mph - 0.00 in Snow Light Snow
6:42 AM -2.2 °F -14.2 °F -7.6 °F 78% 29.89 in 2.5 mi West 5.8 mph - 0.00 in Snow Light Snow
6:54 AM -2.9 °F -15.0 °F -8.0 °F 79% 30.25 in 2.5 mi West 5.8 mph - 0.00 in Snow Light Snow
7:15 AM -4.0 °F -14.6 °F -7.6 °F 85% 29.90 in 3.0 mi WSW 4.6 mph - 0.00 in   Overcast
7:24 AM -4.0 °F -16.3 °F -7.6 °F 85% 29.90 in 2.5 mi WSW 5.8 mph - 0.00 in Snow Light Snow
7:38 AM -5.8 °F -18.4 °F -9.4 °F 84% 29.91 in 4.0 mi West 5.8 mph - 0.00 in   Overcast
7:54 AM -5.1 °F -17.6 °F -9.0 °F 83% 30.28 in 4.0 mi West 5.8 mph - 0.00 in   Overcast
7:59 AM -5.8 °F -18.4 °F -9.4 °F 84% 29.91 in 1.8 mi West 5.8 mph - 0.00 in Snow Light Snow
8:10 AM -5.8 °F -18.4 °F -9.4 °F 84% 29.91 in 2.0 mi WSW 5.8 mph - 0.00 in   Overcast
8:20 AM -5.8 °F -18.4 °F -9.4 °F 84% 29.92 in 4.0 mi WSW 5.8 mph - 0.00 in   Overcast
8:37 AM -5.8 °F -18.4 °F -9.4 °F 84% 29.92 in 2.5 mi WSW 5.8 mph - 0.00 in   Overcast
8:45 AM -4.0 °F -14.6 °F -7.6 °F 85% 29.92 in 4.0 mi WSW 4.6 mph - 0.00 in   Overcast
8:54 AM -4.0 °F -12.4 °F -8.0 °F 83% 30.30 in 3.0 mi WSW 3.5 mph - 0.00 in   Overcast
9:05 AM -2.2 °F -12.5 °F -7.6 °F 78% 29.93 in 2.5 mi WSW 4.6 mph - N/A   Overcast
9:47 AM -2.2 °F -14.2 °F -7.6 °F 78% 29.94 in 3.0 mi West 5.8 mph - N/A   Overcast
9:54 AM -2.9 °F -13.3 °F -7.1 °F 82% 30.31 in 3.0 mi West 4.6 mph - N/A   Overcast
10:41 AM -2.2 °F -14.2 °F -5.8 °F 85% 29.93 in 2.5 mi WSW 5.8 mph - N/A   Overcast
10:54 AM -0.9 °F -11.0 °F -5.1 °F 83% 30.29 in 3.0 mi WSW 4.6 mph - N/A   Overcast
11:45 AM 1.4 °F -9.9 °F -5.8 °F 72% 29.92 in 2.5 mi WSW 5.8 mph - N/A   Haze
11:54 AM 1.0 °F -11.7 °F -5.1 °F 75% 30.25 in 2.5 mi West 6.9 mph - N/A   Haze
12:03 PM 1.4 °F -9.9 °F -5.8 °F 72% 29.92 in 3.0 mi WSW 5.8 mph - N/A   Haze
12:23 PM 1.4 °F -9.9 °F -5.8 °F 72% 29.91 in 2.5 mi WNW 5.8 mph - N/A   Haze
12:54 PM 1.9 °F -7.6 °F -4.0 °F 76% 30.27 in 1.8 mi West 4.6 mph - N/A   Haze
1:06 PM 1.4 °F -9.9 °F -4.0 °F 78% 29.91 in 2.0 mi West 5.8 mph - N/A   Haze
1:14 PM 3.2 °F -7.8 °F -4.0 °F 72% 29.91 in 1.8 mi NW 5.8 mph - N/A   Haze
1:24 PM 1.4 °F -8.3 °F -4.0 °F 78% 29.91 in 2.5 mi WNW 4.6 mph - N/A   Haze
1:37 PM 3.2 °F -7.8 °F -2.2 °F 78% 29.91 in 4.0 mi WNW 5.8 mph - N/A   Haze
1:54 PM 3.0 °F -6.4 °F -2.9 °F 76% 30.25 in 8.0 mi WNW 4.6 mph - N/A   Overcast
2:54 PM 3.0 °F -4.4 °F -4.0 °F 73% 30.27 in 6.0 mi North 3.5 mph - N/A   Haze
3:54 PM 1.9 °F - -4.0 °F 76% 30.32 in 8.0 mi Calm Calm - N/A   Overcast
4:54 PM 1.9 °F - -5.1 °F 72% 30.31 in 10.0 mi Calm Calm - N/A   Overcast
5:54 PM -0.0 °F -7.9 °F -5.1 °F 79% 30.33 in 6.0 mi NW 3.5 mph - 0.00 in   Haze
6:38 PM -0.4 °F - -5.8 °F 78% 29.96 in 5.0 mi Calm Calm - N/A   Mostly Cloudy
6:54 PM -0.9 °F - -5.1 °F 83% 30.34 in 10.0 mi Calm Calm - N/A   Scattered Clouds
7:54 PM -5.1 °F -19.1 °F -9.0 °F 83% 30.37 in 10.0 mi South 6.9 mph - N/A   Clear
8:54 PM -5.1 °F -19.1 °F -11.0 °F 76% 30.37 in 10.0 mi SSW 6.9 mph - N/A   Clear
9:54 PM -6.0 °F -18.6 °F -9.9 °F 83% 30.37 in 10.0 mi SW 5.8 mph - N/A   Clear
10:54 PM -7.1 °F -21.4 °F -11.9 °F 79% 30.37 in 10.0 mi WSW 6.9 mph - N/A   Clear
11:54 PM -8.0 °F -21.0 °F -11.9 °F 83% 30.36 in 10.0 mi West 5.8 mph - N/A   Clear