Weather History for Greybull, WY

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Monday, May 12, 2014

  Actual Average Record
Temperature  
Mean Temperature 44 °F 55 °F  
Max Temperature 53 °F 69 °F 91 °F (2001)
Min Temperature 35 °F 42 °F 30 °F (2004)
Degree Days  
Heating Degree Days 21 10  
Month to date heating degree days 174 142  
Since 1 July heating degree days 7520 7541  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 1  
Moisture  
Dew Point 21 °F    
Average Humidity 55    
Maximum Humidity 85    
Minimum Humidity 24    
Precipitation  
Precipitation 0.00 in 0.06 in 0.10 in (2008)
Month to date precipitation 0.42 0.44  
Year to date precipitation 1.57 1.96  
Sea Level Pressure  
Sea Level Pressure 30.35 in    
Wind  
Wind Speed 16 mph (NNW)    
Max Wind Speed 30 mph    
Max Gust Speed 37 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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Astronomy

May. 12, 2014 Rise Set
Actual Time 5:48 AM MDT 8:29 PM MDT
Civil Twilight 5:14 AM MDT 9:03 PM MDT
Nautical Twilight 4:32 AM MDT 9:45 PM MDT
Astronomical Twilight 3:44 AM MDT 10:34 PM MDT
Moon 6:26 PM MDT (5/12) 4:35 AM MDT (5/12)
Length of Visible Light 15h 48m
Length of Day
14h 41m
Waxing Gibbous, 95% of the Moon is Illuminated
May 12
Waxing Gibbous
May 14
Full
May 21
Last Quarter
May 28
New
Jun 5
First 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 41.0 °F 37.1 °F 26.1 °F 55% 30.26 in 10.0 mi WNW 5.8 mph - N/A   Overcast
1:53 AM 37.9 °F 35.5 °F 33.1 °F 83% 30.27 in 10.0 mi ENE 3.5 mph - N/A   Clear
2:53 AM 37.9 °F 30.5 °F 25.0 °F 60% 30.27 in 10.0 mi NNW 11.5 mph - N/A   Clear
3:53 AM 39.0 °F 30.6 °F 23.0 °F 53% 30.28 in 10.0 mi NNW 15.0 mph - N/A   Clear
4:53 AM 37.9 °F 28.5 °F 24.1 °F 57% 30.30 in 10.0 mi NNW 17.3 mph - N/A   Clear
5:53 AM 37.0 °F 27.4 °F 24.1 °F 59% 30.33 in 10.0 mi NNW 17.3 mph - N/A   Clear
6:53 AM 37.9 °F 28.5 °F 24.1 °F 57% 30.34 in 10.0 mi NW 17.3 mph - N/A   Clear
8:53 AM 43.0 °F 33.5 °F 24.1 °F 47% 30.36 in 10.0 mi NNW 24.2 mph - N/A   Clear
9:53 AM 46.9 °F - 21.0 °F 36% 30.36 in 10.0 mi NNW 19.6 mph 31.1 mph N/A   Clear
10:53 AM 48.9 °F - 19.0 °F 31% 30.36 in 10.0 mi North 20.7 mph 28.8 mph N/A   Clear
11:53 AM 48.9 °F - 18.0 °F 29% 30.37 in 10.0 mi NNW 24.2 mph - N/A   Mostly Cloudy
12:53 PM 51.1 °F - 17.1 °F 26% 30.36 in 10.0 mi NNW 27.6 mph 36.8 mph N/A   Mostly Cloudy
1:53 PM 53.1 °F - 18.0 °F 25% 30.37 in 10.0 mi NNW 25.3 mph 36.8 mph N/A   Partly Cloudy
2:53 PM 51.1 °F - 17.1 °F 26% 30.38 in 10.0 mi NNW 24.2 mph 31.1 mph N/A   Scattered Clouds
3:53 PM 53.1 °F - 17.1 °F 24% 30.37 in 10.0 mi NNW 24.2 mph 29.9 mph N/A   Partly Cloudy
4:53 PM 52.0 °F - 18.0 °F 26% 30.38 in 10.0 mi NNW 23.0 mph 33.4 mph N/A   Scattered Clouds
5:53 PM 50.0 °F - 16.0 °F 26% 30.38 in 10.0 mi NNW 20.7 mph 29.9 mph N/A   Mostly Cloudy
6:53 PM 50.0 °F - 17.1 °F 27% 30.40 in 10.0 mi NNW 15.0 mph - N/A   Partly Cloudy
7:53 PM 48.0 °F - 19.9 °F 33% 30.40 in 10.0 mi NNW 15.0 mph - N/A   Clear
9:53 PM 42.1 °F 37.7 °F 23.0 °F 47% 30.43 in 10.0 mi WNW 6.9 mph - N/A   Clear
10:53 PM 39.9 °F 35.1 °F 23.0 °F 51% 30.44 in 10.0 mi WNW 6.9 mph - N/A   Clear