Weather History for Greybull, WY

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Monday, January 20, 2014

  Actual Average Record
Temperature  
Mean Temperature 27 °F 17 °F  
Max Temperature 37 °F 29 °F 47 °F (1999)
Min Temperature 17 °F 5 °F -6 °F (2007)
Degree Days  
Heating Degree Days 38 48  
Month to date heating degree days 844 971  
Since 1 July heating degree days 3959 4294  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 19 °F    
Average Humidity 70    
Maximum Humidity 92    
Minimum Humidity 48    
Precipitation  
Precipitation 0.00 in 0.00 in 0.05 in (2001)
Month to date precipitation T 0.15  
Year to date precipitation T 0.15  
Sea Level Pressure  
Sea Level Pressure 30.46 in    
Wind  
Wind Speed 8 mph (SE)    
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

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Jan. 20, 2014 Rise Set
Actual Time 7:42 AM MST 5:05 PM MST
Civil Twilight 7:10 AM MST 5:37 PM MST
Nautical Twilight 6:34 AM MST 6:12 PM MST
Astronomical Twilight 5:59 AM MST 6:47 PM MST
Moon 9:55 PM MST (1/20) 9:31 AM MST (1/20)
Length of Visible Light 10h 26m
Length of Day
9h 22m
Waning Gibbous, 82% of the Moon is Illuminated
Jan 20
Waning Gibbous
Jan 23
Last Quarter
Jan 30
New
Feb 6
First Quarter
Feb 14
Full

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 21.9 °F 15.7 °F 19.0 °F 89% 30.23 in 10.0 mi SE 4.6 mph - N/A   Clear
1:53 AM 33.1 °F 21.5 °F 24.1 °F 70% 30.22 in 10.0 mi WNW 19.6 mph - N/A   Clear
2:53 AM 33.1 °F 20.6 °F 21.0 °F 61% 30.29 in 10.0 mi NW 23.0 mph - N/A   Mostly Cloudy
3:53 AM 33.1 °F 19.8 °F 19.9 °F 59% 30.35 in 10.0 mi WNW 26.5 mph 35.7 mph N/A   Clear
4:53 AM 28.0 °F 15.7 °F 19.9 °F 72% 30.39 in 10.0 mi WNW 17.3 mph - N/A   Clear
5:53 AM 27.0 °F 16.1 °F 19.9 °F 75% 30.43 in 10.0 mi WNW 12.7 mph - N/A   Clear
6:53 AM 26.1 °F 19.4 °F 17.1 °F 69% 30.48 in 10.0 mi NW 5.8 mph - N/A   Clear
7:53 AM 26.1 °F 18.4 °F 16.0 °F 66% 30.49 in 10.0 mi Variable 6.9 mph - N/A   Clear
8:53 AM 25.0 °F 20.7 °F 14.0 °F 63% 30.55 in 10.0 mi NW 3.5 mph - N/A   Clear
9:53 AM 28.0 °F - 17.1 °F 63% 30.56 in 10.0 mi Calm Calm - N/A   Clear
10:53 AM 30.9 °F 25.2 °F 19.9 °F 64% 30.57 in 10.0 mi SE 5.8 mph - N/A   Clear
11:53 AM 34.0 °F 29.8 °F 19.0 °F 54% 30.54 in 10.0 mi ENE 4.6 mph - N/A   Clear
12:53 PM 36.0 °F 32.1 °F 19.9 °F 52% 30.52 in 10.0 mi SE 4.6 mph - N/A   Clear
1:53 PM 37.0 °F 33.3 °F 19.9 °F 50% 30.48 in 10.0 mi ESE 4.6 mph - N/A   Clear
2:53 PM 37.0 °F 31.6 °F 19.9 °F 50% 30.48 in 10.0 mi SE 6.9 mph - N/A   Clear
3:53 PM 36.0 °F 29.0 °F 19.9 °F 52% 30.47 in 10.0 mi SSE 9.2 mph - N/A   Clear
4:53 PM 34.0 °F 31.0 °F 19.9 °F 56% 30.50 in 10.0 mi SSE 3.5 mph - N/A   Clear
5:53 PM 28.9 °F 23.9 °F 19.0 °F 67% 30.51 in 10.0 mi ESE 4.6 mph - N/A   Clear
6:53 PM 26.1 °F 20.5 °F 19.0 °F 75% 30.51 in 10.0 mi ESE 4.6 mph - N/A   Clear
7:53 PM 24.1 °F 18.2 °F 18.0 °F 77% 30.51 in 10.0 mi ESE 4.6 mph - N/A   Clear
8:53 PM 23.0 °F 17.0 °F 17.1 °F 78% 30.50 in 10.0 mi SE 4.6 mph - N/A   Clear
9:53 PM 23.0 °F 18.4 °F 17.1 °F 78% 30.47 in 10.0 mi ESE 3.5 mph - N/A   Clear
10:53 PM 18.0 °F 12.7 °F 14.0 °F 84% 30.46 in 10.0 mi SE 3.5 mph - N/A   Clear
11:53 PM 17.1 °F 11.7 °F 14.0 °F 88% 30.45 in 10.0 mi ESE 3.5 mph - N/A   Clear