Weather History for Greybull, WY

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Monday, January 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 11 °F 17 °F  
Max Temperature 25 °F 29 °F 51 °F (2005)
Min Temperature -3 °F 5 °F -25 °F (2008)
Degree Days  
Heating Degree Days 54 48  
Month to date heating degree days 1138 1019  
Since 1 July heating degree days 4117 4342  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 2 °F    
Average Humidity 82    
Maximum Humidity 95    
Minimum Humidity 68    
Precipitation  
Precipitation 0.00 in 0.01 in 0.02 in (2012)
Month to date precipitation 0.11 0.16  
Year to date precipitation 0.11 0.16  
Sea Level Pressure  
Sea Level Pressure 30.33 in    
Wind  
Wind Speed 2 mph (SW)    
Max Wind Speed 9 mph    
Max Gust Speed 13 mph    
Visibility 9 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Astronomy

Jan. 21, 2013 Rise Set
Actual Time 7:41 AM MST 5:06 PM MST
Civil Twilight 7:09 AM MST 5:38 PM MST
Nautical Twilight 6:33 AM MST 6:14 PM MST
Astronomical Twilight 5:59 AM MST 6:48 PM MST
Moon 12:47 PM MST (1/21) 3:12 AM MST (1/21)
Length of Visible Light 10h 29m
Length of Day
9h 25m
Waxing Gibbous, 75% of the Moon is Illuminated
Jan 21
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First 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 -0.0 °F - -2.9 °F 88% 30.46 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM -0.9 °F - -4.0 °F 87% 30.44 in 8.0 mi Calm Calm - N/A   Clear
2:53 AM -2.9 °F - -6.0 °F 87% 30.43 in 9.0 mi Calm Calm - N/A   Clear
3:53 AM -2.0 °F -12.2 °F -5.1 °F 87% 30.41 in 6.0 mi WNW 4.6 mph - N/A   Clear
4:53 AM -0.9 °F -14.1 °F -4.0 °F 87% 30.41 in 8.0 mi West 6.9 mph - N/A   Clear
5:53 AM 1.0 °F -10.3 °F -2.0 °F 87% 30.43 in 7.0 mi Variable 5.8 mph - N/A   Partly Cloudy
6:18 AM -0.4 °F - -4.0 °F 85% 30.19 in 9.0 mi Calm Calm - N/A   Mostly Cloudy
6:34 AM -0.4 °F - -4.0 °F 85% 30.19 in 9.0 mi Calm Calm - N/A   Overcast
6:42 AM -0.4 °F -8.3 °F -2.2 °F 92% 30.19 in 10.0 mi South 3.5 mph - N/A   Mostly Cloudy
6:53 AM -0.0 °F -7.9 °F -4.0 °F 83% 30.43 in 10.0 mi SSE 3.5 mph - N/A   Mostly Cloudy
7:40 AM -0.4 °F -8.3 °F -2.2 °F 92% 30.19 in 8.0 mi SSE 3.5 mph - N/A   Mostly Cloudy
7:53 AM 1.0 °F -10.3 °F -2.9 °F 83% 30.43 in 7.0 mi SSE 5.8 mph - N/A   Mostly Cloudy
8:24 AM 1.4 °F -8.3 °F -0.4 °F 92% 30.19 in 9.0 mi SSE 4.6 mph - N/A   Scattered Clouds
8:53 AM 3.0 °F -4.4 °F -0.0 °F 87% 30.43 in 9.0 mi Variable 3.5 mph - N/A   Partly Cloudy
9:53 AM 8.1 °F - 7.0 °F 95% 30.45 in 10.0 mi Calm Calm - N/A   Overcast
10:53 AM 10.0 °F - 7.0 °F 87% 30.42 in 10.0 mi Calm Calm - N/A   Clear
11:53 AM 15.1 °F - 8.1 °F 74% 30.38 in 10.0 mi Calm Calm - N/A   Clear
12:53 PM 18.0 °F - 10.0 °F 71% 30.35 in 10.0 mi Calm Calm - N/A   Clear
1:53 PM 21.0 °F 11.4 °F 12.0 °F 68% 30.32 in 10.0 mi North 8.1 mph - N/A   Clear
2:53 PM 23.0 °F - 14.0 °F 68% 30.29 in 10.0 mi Calm Calm - N/A   Clear
3:53 PM 23.0 °F - 14.0 °F 68% 30.27 in 10.0 mi Calm Calm - N/A   Clear
4:53 PM 19.0 °F 11.1 °F 12.9 °F 77% 30.27 in 10.0 mi NNW 5.8 mph - N/A   Clear
5:53 PM 14.0 °F 5.1 °F 9.0 °F 80% 30.27 in 10.0 mi WNW 5.8 mph - N/A   Clear
6:53 PM 16.0 °F - 10.9 °F 81% 30.27 in 10.0 mi Calm Calm - N/A   Clear
7:53 PM 9.0 °F - 5.0 °F 84% 30.28 in 10.0 mi Calm Calm - N/A   Clear
8:53 PM 7.0 °F - 3.9 °F 87% 30.29 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 3.9 °F -5.3 °F 1.0 °F 88% 30.29 in 10.0 mi WSW 4.6 mph - N/A   Clear
10:53 PM 1.9 °F -5.6 °F -0.9 °F 88% 30.30 in 10.0 mi WSW 3.5 mph - N/A   Clear
11:53 PM 1.9 °F - -2.0 °F 83% 30.28 in 10.0 mi Calm Calm - N/A   Clear