Weather History for Greybull, WY

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Tuesday, September 10, 2013

  Actual Average Record
Temperature  
Mean Temperature 66 °F 62 °F  
Max Temperature 80 °F 79 °F 93 °F (2012)
Min Temperature 52 °F 46 °F 33 °F (1992)
Degree Days  
Heating Degree Days 0 5  
Month to date heating degree days 0 33  
Since 1 July heating degree days 0 54  
Cooling Degree Days 1 2  
Month to date cooling degree days 84 26  
Year to date cooling degree days 993 659  
Growing Degree Days 16 (Base 50)    
Moisture  
Dew Point 43 °F    
Average Humidity 47    
Maximum Humidity 71    
Minimum Humidity 23    
Precipitation  
Precipitation 0.00 in 0.03 in 0.17 in (2003)
Month to date precipitation T 0.29  
Year to date precipitation 2.62 5.74  
Sea Level Pressure  
Sea Level Pressure 30.03 in    
Wind  
Wind Speed 3 mph (East)    
Max Wind Speed 10 mph    
Max Gust Speed 13 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 10, 2013 Rise Set
Actual Time 6:45 AM MDT 7:31 PM MDT
Civil Twilight 6:16 AM MDT 8:01 PM MDT
Nautical Twilight 5:41 AM MDT 8:35 PM MDT
Astronomical Twilight 5:04 AM MDT 9:12 PM MDT
Moon 12:28 PM MDT (9/10) 10:22 PM MDT (9/10)
Length of Visible Light 13h 44m
Length of Day
12h 45m
Waxing Crescent, 29% of the Moon is Illuminated
Sep 10
Waxing Crescent
Sep 12
First Quarter
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New

Hourly Weather History & Observations

Time (MDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 64.9 °F 44.1 °F 47% 29.97 in 10.0 mi NW 9.2 mph - N/A   Clear
1:53 AM 62.1 °F 44.1 °F 52% 30.07 in 10.0 mi WNW 5.8 mph - N/A   Partly Cloudy
2:53 AM 57.9 °F 44.1 °F 60% 29.99 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 59.0 °F 44.1 °F 58% 30.01 in 10.0 mi NNW 5.8 mph - N/A   Scattered Clouds
4:53 AM 55.9 °F 45.0 °F 67% 30.02 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 54.0 °F 43.0 °F 66% 30.03 in 10.0 mi NNE 3.5 mph - N/A   Scattered Clouds
6:53 AM 52.0 °F 43.0 °F 71% 30.05 in 10.0 mi East 3.5 mph - N/A   Mostly Cloudy
7:53 AM 54.0 °F 43.0 °F 66% 30.07 in 10.0 mi East 3.5 mph - N/A   Clear
8:53 AM 57.9 °F 44.1 °F 60% 30.08 in 10.0 mi ESE 4.6 mph - N/A   Mostly Cloudy
9:53 AM 64.9 °F 45.0 °F 48% 30.08 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:53 AM 69.1 °F 46.0 °F 44% 30.08 in 10.0 mi Calm Calm - N/A   Clear
11:53 AM 72.0 °F 44.1 °F 37% 30.06 in 10.0 mi SSE 8.1 mph - N/A   Clear
12:53 PM 73.0 °F 45.0 °F 37% 30.05 in 10.0 mi Variable 4.6 mph - N/A   Clear
1:53 PM 75.9 °F 42.1 °F 30% 30.03 in 10.0 mi Variable 3.5 mph - N/A   Clear
2:53 PM 75.0 °F 39.9 °F 28% 30.02 in 10.0 mi Calm Calm - N/A   Clear
3:53 PM 77.0 °F 41.0 °F 28% 30.01 in 10.0 mi Calm Calm - N/A   Clear
4:53 PM 79.0 °F 37.9 °F 23% 29.99 in 10.0 mi Calm Calm - N/A   Clear
5:53 PM 78.1 °F 39.9 °F 25% 30.00 in 10.0 mi SE 3.5 mph - N/A   Clear
6:53 PM 79.0 °F 39.0 °F 24% 30.01 in 10.0 mi Calm Calm - N/A   Clear
7:53 PM 75.0 °F 39.0 °F 27% 30.02 in 10.0 mi Calm Calm - N/A   Clear
8:53 PM 69.1 °F 42.1 °F 38% 30.04 in 10.0 mi ESE 3.5 mph - N/A   Clear
9:53 PM 64.0 °F 44.1 °F 48% 30.05 in 10.0 mi East 5.8 mph - N/A   Clear
10:53 PM 64.0 °F 42.1 °F 45% 30.05 in 10.0 mi ESE 6.9 mph - N/A   Clear
11:53 PM 62.1 °F 42.1 °F 48% 30.06 in 10.0 mi SE 4.6 mph - N/A   Clear