Weather History for Greybull, WY

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Friday, May 10, 2013

  Actual Average Record
Temperature  
Mean Temperature 60 °F 55 °F  
Max Temperature 77 °F 69 °F 82 °F (2007)
Min Temperature 42 °F 41 °F 29 °F (2006)
Degree Days  
Heating Degree Days 5 11  
Month to date heating degree days 117 122  
Since 1 July heating degree days 7527 7521  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 1  
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 33 °F    
Average Humidity 47    
Maximum Humidity 76    
Minimum Humidity 18    
Precipitation  
Precipitation 0.00 in 0.05 in 0.37 in (1999)
Month to date precipitation 0.04 0.33  
Year to date precipitation 0.93 1.85  
Sea Level Pressure  
Sea Level Pressure 30.16 in    
Wind  
Wind Speed 9 mph (NNW)    
Max Wind Speed 33 mph    
Max Gust Speed 43 mph    
Visibility 10 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

May. 10, 2013 Rise Set
Actual Time 5:50 AM MDT 8:27 PM MDT
Civil Twilight 5:17 AM MDT 9:01 PM MDT
Nautical Twilight 4:35 AM MDT 9:43 PM MDT
Astronomical Twilight 3:47 AM MDT 10:31 PM MDT
Moon 6:16 AM MDT (5/10) 9:21 PM MDT (5/10)
Length of Visible Light 15h 44m
Length of Day
14h 37m
New Moon, 1% of the Moon is Illuminated
May 10
New Moon
May 17
First Quarter
May 24
Full
May 31
Last Quarter
Jun 8
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 52.0 °F 34.0 °F 50% 30.07 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 48.9 °F 34.0 °F 56% 30.09 in 10.0 mi SE 3.5 mph - N/A   Clear
3:53 AM 48.0 °F 33.1 °F 56% 30.12 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 45.0 °F 34.0 °F 65% 30.12 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM 45.0 °F 33.1 °F 63% 30.15 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 51.1 °F 34.0 °F 52% 30.16 in 10.0 mi Calm Calm - N/A   Clear
8:53 AM 55.9 °F 36.0 °F 47% 30.16 in 10.0 mi ESE 3.5 mph - N/A   Clear
9:53 AM 61.0 °F 37.9 °F 42% 30.15 in 10.0 mi Calm Calm - N/A   Clear
11:53 AM 71.1 °F 35.1 °F 27% 30.14 in 10.0 mi Variable 5.8 mph - N/A   Clear
12:53 PM 75.0 °F 32.0 °F 21% 30.13 in 10.0 mi NNW 10.4 mph - N/A   Clear
1:53 PM 75.9 °F 28.9 °F 18% 30.13 in 10.0 mi NNW 19.6 mph 25.3 mph N/A   Mostly Cloudy
2:26 PM 75.2 °F 30.2 °F 19% 30.19 in 10.0 mi North 8.1 mph 19.6 mph N/A   Clear
2:53 PM 73.0 °F 35.1 °F 25% 30.15 in 10.0 mi North 29.9 mph 41.4 mph N/A   Mostly Cloudy
3:53 PM 72.0 °F 34.0 °F 25% 30.17 in 10.0 mi NNE 19.6 mph 26.5 mph N/A   Clear
4:53 PM 72.0 °F 37.0 °F 28% 30.18 in 10.0 mi NW 16.1 mph - N/A   Mostly Cloudy
5:53 PM 73.0 °F 34.0 °F 24% 30.18 in 10.0 mi NNW 18.4 mph 27.6 mph N/A   Clear
6:53 PM 71.1 °F 33.1 °F 25% 30.19 in 10.0 mi NNW 16.1 mph 25.3 mph N/A   Clear
7:53 PM 68.0 °F 30.9 °F 25% 30.19 in 10.0 mi NNW 16.1 mph - N/A   Clear
8:53 PM 63.0 °F 32.0 °F 31% 30.21 in 10.0 mi NNW 12.7 mph - N/A   Clear
9:53 PM 60.1 °F 30.9 °F 33% 30.24 in 10.0 mi NW 13.8 mph - N/A   Clear
10:53 PM 57.0 °F 30.0 °F 36% 30.25 in 10.0 mi NW 11.5 mph - N/A   Clear