Weather History for Gillette, WY

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Monday, December 31, 2012

  Actual Average Record
Temperature  
Mean Temperature 10 °F 25 °F  
Max Temperature 26 °F 36 °F 52 °F (1963)
Min Temperature -7 °F 13 °F -30 °F (1927)
Degree Days  
Heating Degree Days 55 40  
Month to date heating degree days 1224 1265  
Since 1 July heating degree days 2840 3141  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 795 502  
Moisture  
Dew Point 7 °F    
Average Humidity 78    
Maximum Humidity 95    
Minimum Humidity 60    
Precipitation  
Precipitation T in 0.01 in 0.33 in (2011)
Month to date precipitation 0.45 0.40  
Year to date precipitation 9.46 13.89  
Sea Level Pressure  
Sea Level Pressure 30.18 in    
Wind  
Wind Speed 4 mph (West)    
Max Wind Speed 12 mph    
Max Gust Speed 12 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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Date:

Astronomy

Dec. 31, 2012 Rise Set
Actual Time 7:38 AM MST 4:33 PM MST
Civil Twilight 7:04 AM MST 5:06 PM MST
Nautical Twilight 6:28 AM MST 5:42 PM MST
Astronomical Twilight 5:53 AM MST 6:18 PM MST
Moon 8:14 PM MST (12/31) 9:13 AM MST (12/31)
Length of Visible Light 10h 01m
Length of Day
8h 55m
Waning Gibbous, 90% of the Moon is Illuminated
Dec 31
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
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 10.4 °F -0.4 °F 3.2 °F 73% 30.00 in 10.0 mi SW 6.9 mph - N/A   Clear
1:53 AM 10.0 °F 3.6 °F 5.0 °F 80% 30.17 in 10.0 mi Variable 3.5 mph - N/A   Clear
2:53 AM 6.1 °F - 3.0 °F 87% 30.18 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 12.0 °F 4.1 °F 5.0 °F 73% 30.17 in 10.0 mi SSW 4.6 mph - N/A   Clear
4:53 AM 1.9 °F -5.6 °F -2.0 °F 83% 30.21 in 10.0 mi NNE 3.5 mph - N/A   Clear
5:53 AM 1.9 °F - -0.9 °F 88% 30.20 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM -0.9 °F - -4.0 °F 87% 30.23 in 8.0 mi Calm Calm - N/A   Clear
7:53 AM -2.9 °F -13.3 °F -5.1 °F 90% 30.24 in 10.0 mi SSE 4.6 mph - N/A   Clear
8:53 AM 3.0 °F - -0.9 °F 84% 30.24 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 14.0 °F - 7.0 °F 74% 30.21 in 10.0 mi Calm Calm - N/A   Clear
10:53 AM 19.9 °F 9.3 °F 10.0 °F 65% 30.18 in 10.0 mi West 9.2 mph - N/A   Clear
11:53 AM 24.1 °F 19.7 °F 12.0 °F 60% 30.14 in 10.0 mi WNW 3.5 mph - N/A   Clear
12:53 PM 23.0 °F 18.4 °F 12.0 °F 63% 30.11 in 10.0 mi NNW 3.5 mph - N/A   Clear
1:53 PM 25.0 °F 20.7 °F 12.0 °F 58% 30.12 in 10.0 mi North 3.5 mph - N/A   Clear
2:53 PM 24.1 °F 18.2 °F 12.0 °F 60% 30.15 in 10.0 mi North 4.6 mph - N/A   Clear
3:53 PM 16.0 °F 10.4 °F 10.0 °F 77% 30.15 in 10.0 mi SSW 3.5 mph - N/A   Clear
4:53 PM 16.0 °F 10.4 °F 9.0 °F 74% 30.19 in 10.0 mi SW 3.5 mph - N/A   Clear
5:53 PM 16.0 °F - 9.0 °F 74% 30.20 in 10.0 mi Calm Calm - N/A   Clear
6:53 PM 18.0 °F 8.7 °F 10.0 °F 71% 30.21 in 10.0 mi SW 6.9 mph - N/A   Mostly Cloudy
7:53 PM 17.1 °F - 10.0 °F 74% 30.22 in 10.0 mi Calm Calm - N/A   Overcast
8:53 PM 18.0 °F 6.9 °F 10.0 °F 71% 30.19 in 10.0 mi WSW 9.2 mph - N/A   Overcast
9:53 PM 19.0 °F 9.0 °F 10.9 °F 71% 30.17 in 10.0 mi West 8.1 mph - N/A   Overcast
10:53 PM 19.0 °F 10.0 °F 12.9 °F 77% 30.17 in 8.0 mi WSW 6.9 mph - 0.00 in   Overcast
11:53 PM 15.1 °F 3.3 °F 9.0 °F 77% 30.18 in 10.0 mi WSW 9.2 mph - N/A   Overcast