Weather History for Butte, MT

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Saturday, December 1, 2012

  Actual Average Record
Temperature  
Mean Temperature 39 °F 20 °F  
Max Temperature 48 °F 32 °F 55 °F (1903)
Min Temperature 30 °F 8 °F -16 °F (1985)
Degree Days  
Heating Degree Days 26 45  
Month to date heating degree days 26 45  
Since 1 July heating degree days 2288 2535  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 121 81  
Moisture  
Dew Point 30 °F    
Average Humidity 71    
Maximum Humidity 96    
Minimum Humidity 45    
Precipitation  
Precipitation 0.05 in 0.02 in 0.70 in (1896)
Month to date precipitation 0.05 0.02  
Year to date precipitation 8.81 12.28  
Sea Level Pressure  
Sea Level Pressure 29.78 in    
Wind  
Wind Speed 5 mph (SW)    
Max Wind Speed 20 mph    
Max Gust Speed 30 mph    
Visibility 9 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Dec. 01, 2012 Rise Set
Actual Time 7:51 AM MST 4:46 PM MST
Civil Twilight 7:18 AM MST 5:20 PM MST
Nautical Twilight 6:40 AM MST 5:57 PM MST
Astronomical Twilight 6:04 AM MST 6:33 PM MST
Moon 7:42 PM MST (12/1) 10:05 AM MST (12/1)
Length of Visible Light 10h 02m
Length of Day
8h 54m
Waning Gibbous, 91% of the Moon is Illuminated
Dec 1
Waning Gibbous
Dec 6
Last Quarter
Dec 13
New
Dec 19
First Quarter
Dec 28
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 32.0 °F - 30.0 °F 92% 29.76 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
1:53 AM 33.1 °F 28.7 °F 30.0 °F 89% 29.75 in 10.0 mi ESE 4.6 mph - N/A   Mostly Cloudy
2:53 AM 30.9 °F 26.2 °F 28.9 °F 92% 29.78 in 10.0 mi South 4.6 mph - N/A   Scattered Clouds
3:53 AM 30.9 °F 27.5 °F 28.9 °F 92% 29.80 in 10.0 mi North 3.5 mph - N/A   Overcast
4:53 AM 30.9 °F 27.5 °F 28.9 °F 92% 29.79 in 10.0 mi South 3.5 mph - N/A   Mostly Cloudy
5:53 AM 33.1 °F - 28.9 °F 85% 29.80 in 10.0 mi Calm Calm - N/A   Overcast
6:53 AM 32.0 °F - 28.9 °F 88% 29.82 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:53 AM 32.0 °F 28.7 °F 28.9 °F 88% 29.84 in 10.0 mi WSW 3.5 mph - N/A   Overcast
8:53 AM 36.0 °F 30.3 °F 28.9 °F 76% 29.81 in 10.0 mi SE 6.9 mph - N/A   Mostly Cloudy
9:53 AM 39.0 °F - 28.9 °F 67% 29.81 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:53 AM 41.0 °F 36.4 °F 28.0 °F 60% 29.81 in 10.0 mi WNW 6.9 mph - N/A   Mostly Cloudy
11:53 AM 43.0 °F 41.3 °F 28.0 °F 56% 29.76 in 10.0 mi Variable 3.5 mph - N/A   Mostly Cloudy
12:53 PM 45.0 °F 40.1 °F 30.0 °F 56% 29.75 in 10.0 mi South 9.2 mph - N/A   Scattered Clouds
1:53 PM 46.0 °F 41.4 °F 28.9 °F 51% 29.72 in 10.0 mi South 9.2 mph 19.6 mph N/A   Partly Cloudy
2:53 PM 46.9 °F - 27.0 °F 46% 29.73 in 10.0 mi SSW 13.8 mph 21.9 mph N/A   Mostly Cloudy
3:53 PM 44.6 °F 39.7 °F 26.6 °F 49% 29.76 in 10.0 mi WSW 9.2 mph - N/A   Scattered Clouds
4:53 PM 42.1 °F 37.7 °F 28.0 °F 58% 29.79 in 10.0 mi West 6.9 mph - N/A   Overcast
5:53 PM 41.0 °F 36.4 °F 28.0 °F 60% 29.80 in 10.0 mi SW 6.9 mph - N/A   Clear
6:53 PM 37.0 °F 34.5 °F 28.9 °F 73% 29.82 in 10.0 mi NNE 3.5 mph - N/A   Overcast
7:53 PM 37.0 °F - 30.0 °F 76% 29.81 in 9.0 mi Calm Calm - 0.00 in   Overcast
8:41 PM 37.4 °F 29.3 °F 32.0 °F 81% 29.80 in 3.0 mi WSW 12.7 mph 21.9 mph 0.04 in Rain Rain
8:48 PM 37.4 °F 29.3 °F 32.0 °F 81% 29.78 in 2.5 mi West 12.7 mph 21.9 mph 0.05 in Rain Rain
8:53 PM 37.9 °F 29.6 °F 33.1 °F 83% 29.80 in 5.0 mi West 13.8 mph 24.2 mph 0.05 in Rain Light Rain
9:11 PM 37.4 °F 29.8 °F 32.0 °F 81% 29.77 in 10.0 mi WSW 11.5 mph 21.9 mph 0.00 in Rain Light Rain
9:53 PM 39.0 °F - 30.9 °F 73% 29.75 in 10.0 mi Calm Calm - 0.00 in   Overcast
10:53 PM 34.0 °F - 32.0 °F 92% 29.73 in 10.0 mi Calm Calm - N/A   Scattered Clouds
11:53 PM 39.9 °F 32.1 °F 30.0 °F 68% 29.69 in 10.0 mi South 13.8 mph - N/A   Overcast