Weather History for Greybull, WY

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Wednesday, April 18, 2012

  Actual Average Record
Temperature  
Mean Temperature 52 °F 47 °F  
Max Temperature 64 °F 61 °F 80 °F (2001)
Min Temperature 39 °F 33 °F 14 °F (2013)
Degree Days  
Heating Degree Days 14 18  
Month to date heating degree days 367  
Since 1 July heating degree days 7209  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 29 °F    
Average Humidity 46    
Maximum Humidity 61    
Minimum Humidity 24    
Precipitation  
Precipitation 0.01 in 0.02 in 0.38 in (2000)
Month to date precipitation 0.35  
Year to date precipitation 1.16  
Sea Level Pressure  
Sea Level Pressure 29.86 in    
Wind  
Wind Speed 7 mph (NNW)    
Max Wind Speed 25 mph    
Max Gust Speed 34 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Apr. 18, 2012 Rise Set
Actual Time 6:22 AM MDT 8:01 PM MDT
Civil Twilight 5:51 AM MDT 8:32 PM MDT
Nautical Twilight 5:14 AM MDT 9:09 PM MDT
Astronomical Twilight 4:34 AM MDT 9:50 PM MDT
Moon 4:54 AM MDT (4/18) 5:51 PM MDT (4/18)
Length of Visible Light 14h 40m
Length of Day
13h 39m
Waning Crescent, 6% of the Moon is Illuminated
Apr 18
Waning Crescent
Apr 21
New
Apr 29
First Quarter
May 5
Full
May 12
Last Quarter

Hourly Weather History & Observations

Time (MDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 42.1 °F 38.4 °F 25.0 °F 51% 30.00 in 10.0 mi SSE 5.8 mph - N/A   Clear
1:53 AM 41.0 °F 38.0 °F 27.0 °F 57% 29.99 in 10.0 mi SE 4.6 mph - N/A   Clear
2:53 AM 42.1 °F - 26.1 °F 53% 29.96 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 42.1 °F - 24.1 °F 49% 29.94 in 10.0 mi Calm Calm - N/A   Partly Cloudy
4:53 AM 39.9 °F 37.8 °F 26.1 °F 58% 29.92 in 10.0 mi South 3.5 mph - N/A   Scattered Clouds
6:53 AM 39.0 °F - 25.0 °F 57% 29.88 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:53 AM 39.9 °F 37.8 °F 27.0 °F 60% 29.86 in 10.0 mi East 3.5 mph - N/A   Overcast
8:53 AM 43.0 °F - 26.1 °F 51% 29.86 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:53 AM 46.9 °F - 27.0 °F 46% 29.83 in 10.0 mi NE 5.8 mph - N/A   Overcast
10:53 AM 51.1 °F - 28.9 °F 43% 29.83 in 10.0 mi Calm Calm - N/A   Scattered Clouds
11:53 AM 57.0 °F - 30.0 °F 36% 29.81 in 10.0 mi SSE 5.8 mph - N/A   Overcast
12:53 PM 60.1 °F - 28.9 °F 31% 29.79 in 10.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
1:53 PM 63.0 °F - 28.9 °F 28% 29.77 in 10.0 mi North 9.2 mph - N/A   Partly Cloudy
2:53 PM 63.0 °F - 28.9 °F 28% 29.77 in 10.0 mi North 13.8 mph 25.3 mph N/A   Clear
3:53 PM 64.0 °F - 27.0 °F 25% 29.75 in 10.0 mi North 19.6 mph 25.3 mph N/A   Clear
4:53 PM 64.9 °F - 27.0 °F 24% 29.75 in 10.0 mi NW 16.1 mph 23.0 mph N/A   Partly Cloudy
5:53 PM 61.0 °F - 30.0 °F 31% 29.80 in 10.0 mi NW 23.0 mph 32.2 mph N/A   Overcast
6:53 PM 54.0 °F - 37.9 °F 55% 29.84 in 10.0 mi NNW 15.0 mph - 0.01 in   Clear
7:53 PM 53.1 °F - 33.1 °F 47% 29.86 in 10.0 mi NNW 19.6 mph 27.6 mph N/A   Mostly Cloudy
8:53 PM 51.1 °F - 30.9 °F 46% 29.89 in 10.0 mi NNW 25.3 mph 34.5 mph N/A   Scattered Clouds
9:53 PM 50.0 °F - 33.1 °F 52% 29.91 in 10.0 mi NNW 10.4 mph - N/A   Overcast
10:53 PM 46.9 °F - 33.1 °F 59% 29.92 in 10.0 mi NW 8.1 mph - N/A   Clear
11:53 PM 48.0 °F - 35.1 °F 61% 29.93 in 10.0 mi WNW 12.7 mph - N/A   Overcast