Weather History for Butte, MT

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Monday, December 24, 2012

  Actual Average Record
Temperature  
Mean Temperature 15 °F 17 °F  
Max Temperature 24 °F 29 °F 50 °F (1950)
Min Temperature 6 °F 5 °F -40 °F (1983)
Degree Days  
Heating Degree Days 50 48  
Month to date heating degree days 1041 1137  
Since 1 July heating degree days 3303 3627  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 121 81  
Moisture  
Dew Point 12 °F    
Average Humidity 83    
Maximum Humidity 92    
Minimum Humidity 74    
Precipitation  
Precipitation 0.06 in 0.01 in 0.52 in (1931)
Month to date precipitation 0.30 0.39  
Year to date precipitation 9.06 12.65  
Sea Level Pressure  
Sea Level Pressure 29.93 in    
Wind  
Wind Speed 3 mph (NE)    
Max Wind Speed 9 mph    
Max Gust Speed 12 mph    
Visibility 6 miles    
Events Fog , 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. 24, 2012 Rise Set
Actual Time 8:10 AM MST 4:49 PM MST
Civil Twilight 7:35 AM MST 5:24 PM MST
Nautical Twilight 6:57 AM MST 6:02 PM MST
Astronomical Twilight 6:21 AM MST 6:38 PM MST
Moon 2:23 PM MST (12/24) 4:47 AM MST (12/24)
Length of Visible Light 9h 48m
Length of Day
8h 39m
Waxing Gibbous, 89% of the Moon is Illuminated
Dec 24
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 21.9 °F 14.5 °F 15.1 °F 75% 29.75 in 10.0 mi SW 5.8 mph - N/A   Overcast
1:53 AM 19.0 °F - 14.0 °F 81% 29.77 in 10.0 mi Calm Calm - N/A   Partly Cloudy
2:53 AM 12.9 °F 6.9 °F 10.0 °F 88% 29.81 in 10.0 mi SE 3.5 mph - N/A   Clear
3:53 AM 10.9 °F 4.7 °F 8.1 °F 88% 29.84 in 10.0 mi SE 3.5 mph - N/A   Partly Cloudy
4:53 AM 12.0 °F 5.9 °F 8.1 °F 84% 29.85 in 10.0 mi SE 3.5 mph - N/A   Mostly Cloudy
5:53 AM 14.0 °F 8.2 °F 10.9 °F 88% 29.84 in 10.0 mi ESE 3.5 mph - N/A   Overcast
6:53 AM 17.1 °F - 12.9 °F 84% 29.84 in 3.0 mi Calm Calm - 0.00 in Snow Light Snow
7:01 AM 17.6 °F 10.7 °F 12.2 °F 79% 29.70 in 1.8 mi WNW 4.6 mph - 0.00 in Snow Light Snow
7:13 AM 17.6 °F - 15.8 °F 93% 29.70 in 3.0 mi Calm Calm - 0.00 in Snow Light Snow
7:23 AM 15.8 °F 8.6 °F 12.2 °F 86% 29.70 in 8.0 mi SSE 4.6 mph - 0.00 in   Overcast
7:53 AM 16.0 °F 6.3 °F 12.0 °F 84% 29.84 in 10.0 mi South 6.9 mph - 0.00 in   Overcast
8:53 AM 19.0 °F 12.3 °F 15.1 °F 85% 29.86 in 6.0 mi ESE 4.6 mph - N/A   Overcast
9:26 AM 19.4 °F - 15.8 °F 86% 29.74 in 1.8 mi Calm Calm - 0.00 in Snow Light Snow
9:33 AM 19.4 °F - 15.8 °F 86% 29.75 in 0.8 mi Calm Calm - 0.00 in Snow Light Snow
9:53 AM 19.9 °F 11.1 °F 17.1 °F 89% 29.90 in 0.5 mi NW 6.9 mph - 0.00 in Fog , Snow Snow
10:07 AM 21.2 °F 16.4 °F 17.6 °F 86% 29.77 in 0.2 mi East 3.5 mph - 0.01 in Fog , Snow Snow
10:53 AM 23.0 °F - 19.9 °F 88% 29.93 in 0.2 mi Calm Calm - 0.03 in Fog , Snow Snow
11:34 AM 21.2 °F 12.6 °F 17.6 °F 86% 29.80 in 0.5 mi NW 6.9 mph - 0.02 in Fog , Snow Light Snow
11:53 AM 21.0 °F 11.4 °F 17.1 °F 85% 29.95 in 0.2 mi NNW 8.1 mph - 0.02 in Fog , Snow Light Snow
12:51 PM 21.2 °F 12.6 °F 17.6 °F 86% 29.81 in 1.0 mi NNW 6.9 mph - 0.00 in Snow Light Snow
12:53 PM 21.0 °F 12.4 °F 17.1 °F 85% 29.96 in 1.0 mi NNW 6.9 mph - 0.00 in Snow Light Snow
1:14 PM 19.4 °F 11.5 °F 17.6 °F 93% 29.81 in 0.8 mi NNW 5.8 mph - 0.00 in Snow Light Snow
1:53 PM 21.0 °F 14.6 °F 17.1 °F 85% 29.99 in 1.0 mi NNW 4.6 mph - 0.01 in Snow Light Snow
1:58 PM 21.2 °F 14.9 °F 17.6 °F 86% 29.83 in 3.0 mi NNW 4.6 mph - 0.00 in Snow Light Snow
2:06 PM 21.2 °F 13.6 °F 17.6 °F 86% 29.83 in 9.0 mi NW 5.8 mph - 0.00 in   Overcast
2:53 PM 19.9 °F 14.9 °F 15.1 °F 81% 30.04 in 10.0 mi North 3.5 mph - 0.00 in   Overcast
3:53 PM 17.1 °F 11.7 °F 12.9 °F 84% 30.11 in 10.0 mi North 3.5 mph - N/A   Overcast
4:53 PM 16.0 °F 8.8 °F 12.0 °F 84% 30.14 in 10.0 mi North 4.6 mph - N/A   Overcast
5:53 PM 12.9 °F - 10.0 °F 88% 30.17 in 10.0 mi Calm Calm - N/A   Clear
6:31 PM 10.4 °F 2.2 °F 6.8 °F 85% 29.97 in 9.0 mi South 4.6 mph - N/A   Mostly Cloudy
6:53 PM 12.9 °F - 7.0 °F 77% 30.19 in 10.0 mi Calm Calm - N/A   Overcast
7:53 PM 10.9 °F 2.9 °F 6.1 °F 81% 30.21 in 10.0 mi ESE 4.6 mph - N/A   Overcast
8:53 PM 10.9 °F - 7.0 °F 84% 30.22 in 10.0 mi Calm Calm - N/A   Overcast
9:04 PM 10.4 °F - 6.8 °F 85% 30.01 in 10.0 mi Calm Calm - N/A   Overcast
9:26 PM 8.6 °F - 6.8 °F 92% 30.01 in 9.0 mi Calm Calm - N/A   Mostly Cloudy
9:53 PM 7.0 °F -1.7 °F 3.0 °F 84% 30.25 in 9.0 mi ESE 4.6 mph - N/A   Overcast
10:30 PM 6.8 °F - 3.2 °F 85% 30.02 in 10.0 mi Calm Calm - N/A   Overcast
10:53 PM 7.0 °F 0.1 °F 1.9 °F 80% 30.25 in 10.0 mi East 3.5 mph - N/A   Overcast
11:53 PM 7.0 °F -1.7 °F 3.0 °F 84% 30.26 in 9.0 mi SSE 4.6 mph - N/A   Overcast