Weather History for Butte, MT

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Wednesday, December 26, 2012

  Actual Average Record
Temperature  
Mean Temperature 18 °F 17 °F  
Max Temperature 24 °F 29 °F 53 °F (1980)
Min Temperature 12 °F 5 °F -23 °F (1996)
Degree Days  
Heating Degree Days 47 48  
Month to date heating degree days 1142 1233  
Since 1 July heating degree days 3404 3723  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 121 81  
Moisture  
Dew Point 13 °F    
Average Humidity 80    
Maximum Humidity 92    
Minimum Humidity 68    
Precipitation  
Precipitation T in 0.02 in 0.80 in (1899)
Month to date precipitation 0.30 0.43  
Year to date precipitation 9.06 12.69  
Sea Level Pressure  
Sea Level Pressure 29.84 in    
Wind  
Wind Speed 1 mph (SSE)    
Max Wind Speed 7 mph    
Max Gust Speed 9 mph    
Visibility 7 miles    
Events Snow    
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. 26, 2012 Rise Set
Actual Time 8:10 AM MST 4:50 PM MST
Civil Twilight 7:36 AM MST 5:25 PM MST
Nautical Twilight 6:58 AM MST 6:03 PM MST
Astronomical Twilight 6:22 AM MST 6:39 PM MST
Moon 3:48 PM MST (12/26) 6:36 AM MST (12/26)
Length of Visible Light 9h 49m
Length of Day
8h 39m
Waxing Gibbous, 98% of the Moon is Illuminated
Dec 26
Waxing Gibbous
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter

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 18.0 °F - 10.9 °F 74% 29.95 in 8.0 mi Calm Calm - N/A   Overcast
1:53 AM 15.1 °F - 10.0 °F 80% 29.91 in 9.0 mi Calm Calm - N/A   Overcast
2:53 AM 12.9 °F - 9.0 °F 84% 29.93 in 8.0 mi Calm Calm - N/A   Overcast
3:53 AM 15.1 °F - 10.0 °F 80% 29.92 in 7.0 mi Calm Calm - N/A   Overcast
4:05 AM 15.8 °F 10.2 °F 10.4 °F 79% 29.71 in 2.5 mi NE 3.5 mph - 0.00 in Snow Light Snow
4:17 AM 15.8 °F - 12.2 °F 86% 29.70 in 1.2 mi Calm Calm - N/A Snow Light Snow
4:43 AM 15.8 °F - 12.2 °F 86% 29.69 in 2.0 mi Calm Calm - 0.00 in Snow Light Snow
4:53 AM 15.1 °F 7.7 °F 12.0 °F 88% 29.90 in 3.0 mi South 4.6 mph - 0.00 in Snow Light Snow
5:53 AM 14.0 °F 8.2 °F 10.9 °F 88% 29.90 in 7.0 mi SE 3.5 mph - 0.00 in   Mostly Cloudy
6:53 AM 14.0 °F - 10.0 °F 84% 29.89 in 5.0 mi Calm Calm - 0.00 in Snow Light Snow
7:53 AM 14.0 °F 6.5 °F 10.9 °F 88% 29.88 in 7.0 mi South 4.6 mph - 0.00 in   Overcast
8:53 AM 12.9 °F 5.2 °F 10.0 °F 88% 29.87 in 10.0 mi ESE 4.6 mph - N/A   Overcast
9:53 AM 15.1 °F - 12.0 °F 88% 29.87 in 9.0 mi Calm Calm - N/A   Overcast
10:53 AM 17.1 °F - 12.9 °F 84% 29.87 in 9.0 mi Calm Calm - N/A   Overcast
11:53 AM 19.0 °F - 15.1 °F 85% 29.83 in 10.0 mi Calm Calm - N/A   Overcast
12:53 PM 21.0 °F - 15.1 °F 78% 29.80 in 10.0 mi Calm Calm - N/A   Overcast
1:53 PM 21.9 °F - 16.0 °F 78% 29.79 in 10.0 mi Calm Calm - N/A   Overcast
2:53 PM 21.9 °F 17.2 °F 15.1 °F 75% 29.80 in 10.0 mi South 3.5 mph - N/A   Overcast
3:53 PM 21.9 °F - 15.1 °F 75% 29.80 in 10.0 mi Calm Calm - N/A   Overcast
4:53 PM 24.1 °F - 15.1 °F 69% 29.80 in 10.0 mi Calm Calm - N/A   Overcast
5:53 PM 21.9 °F 13.4 °F 15.1 °F 75% 29.83 in 10.0 mi WNW 6.9 mph - N/A   Overcast
6:53 PM 21.9 °F - 15.1 °F 75% 29.84 in 10.0 mi Calm Calm - N/A   Overcast
7:53 PM 21.9 °F - 15.1 °F 75% 29.85 in 10.0 mi Calm Calm - N/A   Overcast
8:53 PM 21.0 °F - 15.1 °F 78% 29.87 in 10.0 mi Calm Calm - N/A   Overcast
9:23 PM 21.2 °F - 15.8 °F 80% 29.69 in 10.0 mi Calm Calm - N/A   Overcast
9:53 PM 21.0 °F - 15.1 °F 78% 29.88 in 3.0 mi Calm Calm - 0.00 in Snow Light Snow
10:41 PM 21.2 °F - 15.8 °F 80% 29.71 in 3.0 mi Calm Calm - 0.00 in Snow Light Snow
10:53 PM 19.9 °F - 16.0 °F 85% 29.88 in 4.0 mi Calm Calm - 0.00 in Snow Light Snow
11:53 PM 19.9 °F - 16.0 °F 85% 29.88 in 4.0 mi Calm Calm - 0.00 in Snow Light Snow