Weather History for Greybull, WY

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Wednesday, November 21, 2012

  Actual Average Record
Temperature  
Mean Temperature 8 °C -3 °C  
Max Temperature 17 °C 4 °C 17 °C (2012)
Min Temperature -1 °C -9 °C -20 °C (2000)
Degree Days  
Heating Degree Days 18 38  
Month to date heating degree days 666  
Since 1 July heating degree days 1488  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 669  
Moisture  
Dew Point -1 °C    
Average Humidity 60    
Maximum Humidity 89    
Minimum Humidity 30    
Precipitation  
Precipitation 0.00 mm 0.25 mm 0.08 mm (2003)
Month to date precipitation 0.20  
Year to date precipitation 7.13  
Sea Level Pressure  
Sea Level Pressure 1010 hPa    
Wind  
Wind Speed 10 km/h (West)    
Max Wind Speed 60 km/h    
Max Gust Speed 80 km/h    
Visibility 16 kilometers    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Nov. 21, 2012 Rise Set
Actual Time 7:17 AM MST 4:39 PM MST
Civil Twilight 6:45 AM MST 5:11 PM MST
Nautical Twilight 6:09 AM MST 5:46 PM MST
Astronomical Twilight 5:34 AM MST 6:21 PM MST
Moon 1:10 PM MST 12:24 AM MST
Length of Visible Light 10h 25m
Length of Day
9h 21m
Waxing Gibbous, 62% of the Moon is Illuminated
Nov 21
Waxing Gibbous
Nov 28
Full
Dec 6
Last Quarter
Dec 13
New
Dec 19
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 4.4 °C - -0.6 °C 70% 1013.2 hPa 16.1 km Calm Calm - N/A   Clear
1:53 AM 2.2 °C -0.9 °C -1.1 °C 79% 1012.4 hPa 16.1 km WSW 11.1 km/h / 3.1 m/s - N/A   Clear
2:53 AM 0.6 °C - -1.7 °C 85% 1012.4 hPa 16.1 km Calm Calm - N/A   Clear
3:53 AM 2.2 °C - -1.1 °C 79% 1011.5 hPa 16.1 km Calm Calm - N/A   Clear
4:53 AM 0.6 °C - -1.7 °C 85% 1011.8 hPa 16.1 km Calm Calm - N/A   Clear
5:53 AM -0.6 °C - -2.2 °C 89% 1011.3 hPa 16.1 km Calm Calm - N/A   Clear
6:53 AM 0.6 °C - -2.2 °C 82% 1010.7 hPa 16.1 km Calm Calm - N/A   Clear
7:53 AM 1.7 °C 0.1 °C -1.7 °C 78% 1010.4 hPa 16.1 km South 5.6 km/h / 1.5 m/s - N/A   Clear
8:53 AM 6.7 °C 4.9 °C 0.0 °C 63% 1010.2 hPa 16.1 km SSE 9.3 km/h / 2.6 m/s - N/A   Clear
9:53 AM 9.4 °C - 0.0 °C 52% 1008.7 hPa 16.1 km SE 7.4 km/h / 2.1 m/s - N/A   Clear
10:53 AM 12.8 °C - -0.6 °C 40% 1008.1 hPa 16.1 km SSE 20.4 km/h / 5.7 m/s - N/A   Clear
11:53 AM 14.4 °C - -0.6 °C 36% 1006.8 hPa 16.1 km SSE 16.7 km/h / 4.6 m/s - N/A   Clear
12:53 PM 15.6 °C - -0.6 °C 33% 1006.1 hPa 16.1 km SSE 5.6 km/h / 1.5 m/s - N/A   Clear
1:53 PM 17.2 °C - -0.6 °C 30% 1005.5 hPa 16.1 km Calm Calm - N/A   Overcast
2:53 PM 16.7 °C - -0.6 °C 31% 1005.5 hPa 16.1 km NW 13.0 km/h / 3.6 m/s - N/A   Scattered Clouds
3:53 PM 14.4 °C - -0.6 °C 36% 1006.3 hPa 16.1 km NW 18.5 km/h / 5.1 m/s - N/A   Scattered Clouds
4:53 PM 12.2 °C - -0.6 °C 41% 1007.3 hPa 16.1 km West 16.7 km/h / 4.6 m/s - N/A   Mostly Cloudy
5:53 PM 11.1 °C - -1.1 °C 43% 1008.6 hPa 16.1 km WNW 29.6 km/h / 8.2 m/s - N/A   Overcast
6:53 PM 8.9 °C - -0.6 °C 52% 1009.1 hPa 16.1 km NW 27.8 km/h / 7.7 m/s 35.2 km/h / 9.8 m/s N/A   Clear
7:53 PM 6.7 °C 2.6 °C 0.0 °C 63% 1010.2 hPa 16.1 km WNW 25.9 km/h / 7.2 m/s - N/A   Scattered Clouds
8:53 PM 5.0 °C 0.8 °C -0.6 °C 67% 1010.0 hPa 16.1 km WNW 22.2 km/h / 6.2 m/s - N/A   Clear
9:53 PM 3.9 °C -1.9 °C -1.1 °C 70% 1011.2 hPa 16.1 km NW 37.0 km/h / 10.3 m/s 44.4 km/h / 12.3 m/s N/A   Clear
10:53 PM 5.0 °C -0.6 °C -1.1 °C 65% 1010.5 hPa 16.1 km NNW 38.9 km/h / 10.8 m/s 50.0 km/h / 13.9 m/s N/A   Clear
11:53 PM 2.8 °C -4.8 °C -2.2 °C 70% 1013.2 hPa 16.1 km NNW 59.3 km/h / 16.5 m/s 79.6 km/h / 22.1 m/s N/A   Scattered Clouds