Weather History for Greybull, WY

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Friday, August 30, 2013

  Actual Average Record
Temperature  
Mean Temperature 77 °F 68 °F  
Max Temperature 97 °F 85 °F 98 °F (1999)
Min Temperature 56 °F 50 °F 43 °F (2005)
Degree Days  
Heating Degree Days 0 2  
Month to date heating degree days 0 10  
Since 1 June heating degree days 36 86  
Since 1 July heating degree days 0 16  
Cooling Degree Days 12 4  
Month to date cooling degree days 318 225  
Year to date cooling degree days 901 628  
Since 1 June cooling degree days 874 608  
Growing Degree Days 26 (Base 50)    
Moisture  
Dew Point 46 °F    
Average Humidity 42    
Maximum Humidity 72    
Minimum Humidity 12    
Precipitation  
Precipitation T in 0.02 in 0.06 in (1999)
Month to date precipitation T 0.40  
Year to date precipitation 2.62 5.43  
Sea Level Pressure  
Sea Level Pressure 29.96 in    
Wind  
Wind Speed 4 mph (SE)    
Max Wind Speed 32 mph    
Max Gust Speed 46 mph    
Visibility 10 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Aug. 30, 2013 Rise Set
Actual Time 6:32 AM MDT 7:51 PM MDT
Civil Twilight 6:02 AM MDT 8:21 PM MDT
Nautical Twilight 5:26 AM MDT 8:58 PM MDT
Astronomical Twilight 4:47 AM MDT 9:36 PM MDT
Moon 1:06 AM MDT 4:16 PM MDT
Length of Visible Light 14h 19m
Length of Day
13h 18m
Waning Crescent, 28% of the Moon is Illuminated
Aug 30
Waning Crescent
Sep 5
New
Sep 12
First Quarter
Sep 19
Full
Sep 26
Last Quarter

Hourly Weather History & Observations

Time (MDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 66.9 °F 55.0 °F 66% 30.00 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 64.9 °F 54.0 °F 68% 30.00 in 10.0 mi ESE 4.6 mph - N/A   Clear
2:53 AM 63.0 °F 53.1 °F 70% 30.00 in 10.0 mi East 3.5 mph - N/A   Clear
3:53 AM 60.1 °F 51.1 °F 72% 30.00 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 60.1 °F 52.0 °F 75% 29.99 in 10.0 mi SE 3.5 mph - N/A   Clear
5:53 AM 57.9 °F 48.9 °F 72% 30.01 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM 57.0 °F 48.9 °F 74% 30.04 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 61.0 °F 50.0 °F 67% 30.04 in 10.0 mi Calm Calm - N/A   Clear
8:53 AM 68.0 °F 51.1 °F 55% 30.03 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 73.0 °F 52.0 °F 48% 30.02 in 10.0 mi SE 3.5 mph - N/A   Clear
10:53 AM 80.1 °F 51.1 °F 36% 30.00 in 10.0 mi Variable 3.5 mph - N/A   Unknown
11:53 AM 86.0 °F 45.0 °F 24% 29.97 in 10.0 mi SSE 6.9 mph - N/A   Clear
12:53 PM 90.0 °F 45.0 °F 21% 29.94 in 10.0 mi South 5.8 mph - N/A   Clear
1:53 PM 93.0 °F 35.1 °F 13% 29.91 in 10.0 mi Variable 4.6 mph - N/A   Clear
2:53 PM 96.1 °F 36.0 °F 12% 29.87 in 10.0 mi ESE 5.8 mph - N/A   Clear
3:22 PM 93.2 °F 35.6 °F 13% 30.01 in 10.0 mi Variable 4.6 mph - N/A Thunderstorm Partly Cloudy
3:37 PM 89.6 °F 42.8 °F 20% 30.04 in 9.0 mi WNW 24.2 mph 46.0 mph N/A   Mostly Cloudy
3:53 PM 89.1 °F 41.0 °F 19% 29.91 in 10.0 mi Variable 4.6 mph - 0.00 in Rain Light Rain
4:41 PM 89.6 °F 44.6 °F 21% 30.03 in 10.0 mi NW 12.7 mph - 0.00 in   Scattered Clouds
4:53 PM 90.0 °F 43.0 °F 19% 29.91 in 10.0 mi NW 6.9 mph - 0.00 in   Clear
5:53 PM 88.0 °F 44.1 °F 22% 29.89 in 10.0 mi ESE 5.8 mph - N/A   Clear
6:53 PM 86.0 °F 46.0 °F 25% 29.88 in 10.0 mi Calm Calm - N/A   Clear
7:53 PM 82.9 °F 45.0 °F 26% 29.86 in 10.0 mi SSE 3.5 mph - N/A   Clear
8:53 PM 78.1 °F 43.0 °F 29% 29.86 in 10.0 mi SSE 3.5 mph - N/A   Clear
9:53 PM 75.0 °F 45.0 °F 34% 29.87 in 10.0 mi SW 3.5 mph - N/A   Clear
10:53 PM 72.0 °F 45.0 °F 38% 29.87 in 10.0 mi ESE 4.6 mph - N/A   Clear
11:53 PM 70.0 °F 42.1 °F 36% 29.86 in 10.0 mi SE 4.6 mph - N/A   Clear