Weather History for Greybull, WY

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Wednesday, January 2, 2013

  Actual Average Record
Temperature  
Mean Temperature 7 °F 16 °F  
Max Temperature 20 °F 28 °F 49 °F (2006)
Min Temperature -7 °F 4 °F -12 °F (2011)
Degree Days  
Heating Degree Days 58 49  
Month to date heating degree days 109 98  
Since 1 July heating degree days 3088 3421  
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 84    
Maximum Humidity 100    
Minimum Humidity 67    
Precipitation  
Precipitation T in 0.01 in 0.50 in (1975)
Month to date precipitation T 0.02  
Year to date precipitation T 0.02  
Sea Level Pressure  
Sea Level Pressure 30.44 in    
Wind  
Wind Speed 1 mph (WSW)    
Max Wind Speed 7 mph    
Max Gust Speed 13 mph    
Visibility 8 miles    
Events Fog , Snow    
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. 02, 2013 Rise Set
Actual Time 7:48 AM MST 4:44 PM MST
Civil Twilight 7:15 AM MST 5:17 PM MST
Nautical Twilight 6:39 AM MST 5:54 PM MST
Astronomical Twilight 6:03 AM MST 6:29 PM MST
Moon 10:34 PM MST (1/2) 10:19 AM MST (1/2)
Length of Visible Light 10h 01m
Length of Day
8h 55m
Waning Gibbous, 74% of the Moon is Illuminated
Jan 2
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

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 12.9 °F - 10.0 °F 88% 30.41 in 10.0 mi Calm Calm - N/A   Overcast
1:53 AM 10.9 °F - 8.1 °F 88% 30.40 in 10.0 mi Calm Calm - N/A   Overcast
2:53 AM 12.0 °F 5.9 °F 9.0 °F 88% 30.40 in 10.0 mi WSW 3.5 mph - N/A   Overcast
3:53 AM 10.9 °F - 9.0 °F 92% 30.42 in 10.0 mi Calm Calm - N/A   Overcast
4:53 AM 9.0 °F - 6.1 °F 88% 30.45 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
5:53 AM 3.9 °F - 3.0 °F 96% 30.47 in 9.0 mi Calm Calm - N/A   Clear
6:53 AM 1.9 °F - -0.9 °F 88% 30.49 in 10.0 mi Calm Calm - N/A   Clear
7:28 AM -0.4 °F - -5.8 °F 78% 30.25 in 10.0 mi Calm Calm - N/A   Scattered Clouds
7:39 AM 1.4 °F - -0.4 °F 92% 30.25 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:53 AM -2.0 °F - -5.1 °F 87% 30.50 in 9.0 mi Calm Calm - N/A   Overcast
7:57 AM -2.2 °F - -5.8 °F 85% 30.24 in 0.5 mi Calm Calm - N/A Fog Light Freezing Fog
8:53 AM 1.0 °F - -2.9 °F 83% 30.51 in 1.0 mi Calm Calm - N/A   Mist
9:03 AM 1.4 °F -6.2 °F -0.4 °F 92% 30.27 in 0.2 mi NW 3.5 mph - N/A Fog Light Freezing Fog
9:29 AM 3.2 °F - 3.2 °F 100% 30.28 in 3.0 mi Calm Calm - 0.00 in   Mostly Cloudy
9:39 AM 6.8 °F -2.0 °F 1.4 °F 79% 30.28 in 1.8 mi NNE 4.6 mph - 0.00 in Snow Light Snow
9:47 AM 6.8 °F - 1.4 °F 79% 30.29 in 2.5 mi Calm Calm - 0.00 in   Scattered Clouds
9:53 AM 6.1 °F - 3.0 °F 87% 30.52 in 4.0 mi Calm Calm - 0.00 in   Partly Cloudy
10:53 AM 10.0 °F - 7.0 °F 87% 30.51 in 9.0 mi Calm Calm - N/A   Clear
11:53 AM 12.9 °F - 10.0 °F 88% 30.49 in 10.0 mi Calm Calm - N/A   Clear
12:53 PM 18.0 °F - 10.9 °F 74% 30.45 in 10.0 mi Calm Calm - N/A   Clear
1:53 PM 19.9 °F - 10.9 °F 68% 30.45 in 10.0 mi Calm Calm - N/A   Clear
2:53 PM 19.0 °F 12.3 °F 10.0 °F 68% 30.45 in 10.0 mi Variable 4.6 mph - N/A   Clear
4:53 PM 12.0 °F 5.9 °F 7.0 °F 80% 30.50 in 10.0 mi WSW 3.5 mph - N/A   Clear
5:53 PM 10.0 °F 3.6 °F 6.1 °F 84% 30.53 in 10.0 mi WSW 3.5 mph - N/A   Clear
6:53 PM 3.9 °F - -0.0 °F 84% 30.57 in 10.0 mi Calm Calm - N/A   Clear
7:53 PM 3.9 °F - 1.0 °F 88% 30.59 in 10.0 mi Calm Calm - N/A   Clear
8:53 PM 1.9 °F -7.6 °F -0.9 °F 88% 30.59 in 9.0 mi ESE 4.6 mph - N/A   Clear
9:53 PM 1.9 °F -7.6 °F -0.9 °F 88% 30.59 in 10.0 mi SE 4.6 mph - N/A   Clear
10:53 PM -2.9 °F - -7.1 °F 82% 30.60 in 10.0 mi Calm Calm - N/A   Clear
11:34 PM -7.6 °F - -9.4 °F 92% 30.36 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:53 PM -6.0 °F - -9.0 °F 87% 30.61 in 10.0 mi Calm Calm - N/A   Partly Cloudy