Weather History for Butte, MT

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Monday, December 3, 2012

  Actual Average Record
Temperature  
Mean Temperature 30 °F 19 °F  
Max Temperature 37 °F 31 °F 55 °F (1956)
Min Temperature 23 °F 7 °F -21 °F (1992)
Degree Days  
Heating Degree Days 35 46  
Month to date heating degree days 88 136  
Since 1 July heating degree days 2350 2626  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 121 81  
Moisture  
Dew Point 19 °F    
Average Humidity 65    
Maximum Humidity 81    
Minimum Humidity 48    
Precipitation  
Precipitation 0.00 in 0.01 in 0.49 in (1948)
Month to date precipitation 0.14 0.05  
Year to date precipitation 8.90 12.31  
Sea Level Pressure  
Sea Level Pressure 30.08 in    
Wind  
Wind Speed 6 mph (SW)    
Max Wind Speed 20 mph    
Max Gust Speed 25 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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Astronomy

Dec. 03, 2012 Rise Set
Actual Time 7:54 AM MST 4:45 PM MST
Civil Twilight 7:20 AM MST 5:19 PM MST
Nautical Twilight 6:42 AM MST 5:57 PM MST
Astronomical Twilight 6:06 AM MST 6:33 PM MST
Moon 9:45 PM MST (12/3) 11:11 AM MST (12/3)
Length of Visible Light 9h 59m
Length of Day
8h 51m
Waning Gibbous, 77% of the Moon is Illuminated
Dec 3
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 30.9 °F 25.2 °F 18.0 °F 59% 29.84 in 10.0 mi WSW 5.8 mph - N/A   Clear
1:53 AM 28.0 °F - 18.0 °F 66% 29.88 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 30.9 °F - 19.0 °F 61% 29.92 in 10.0 mi Calm Calm - N/A   Overcast
3:53 AM 32.0 °F 23.6 °F 18.0 °F 56% 29.96 in 10.0 mi WSW 10.4 mph 18.4 mph N/A   Clear
4:53 AM 32.0 °F 24.2 °F 17.1 °F 54% 29.97 in 10.0 mi West 9.2 mph - N/A   Clear
5:53 AM 30.9 °F 24.3 °F 17.1 °F 57% 30.01 in 10.0 mi SW 6.9 mph - N/A   Clear
6:53 AM 30.9 °F 26.2 °F 17.1 °F 57% 30.04 in 10.0 mi SE 4.6 mph - N/A   Mostly Cloudy
7:53 AM 30.2 °F 24.3 °F 17.6 °F 60% 29.98 in 10.0 mi South 5.8 mph - N/A   Overcast
8:53 AM 30.9 °F 24.3 °F 19.9 °F 64% 30.08 in 10.0 mi South 6.9 mph - N/A   Partly Cloudy
9:53 AM 34.0 °F 31.0 °F 18.0 °F 52% 30.11 in 10.0 mi WSW 3.5 mph - N/A   Overcast
10:53 AM 34.0 °F 26.0 °F 19.0 °F 54% 30.10 in 10.0 mi WSW 10.4 mph - N/A   Mostly Cloudy
11:53 AM 35.1 °F 26.4 °F 19.9 °F 54% 30.10 in 10.0 mi SW 12.7 mph 19.6 mph N/A   Clear
12:53 PM 36.0 °F 29.6 °F 19.0 °F 50% 30.09 in 10.0 mi WSW 8.1 mph - N/A   Partly Cloudy
1:53 PM 37.0 °F 28.1 °F 19.9 °F 50% 30.10 in 10.0 mi WSW 15.0 mph 23.0 mph N/A   Partly Cloudy
2:53 PM 37.0 °F 28.9 °F 19.0 °F 48% 30.10 in 10.0 mi West 12.7 mph 21.9 mph N/A   Partly Cloudy
3:53 PM 36.0 °F 27.1 °F 19.0 °F 50% 30.13 in 10.0 mi West 13.8 mph 21.9 mph N/A   Clear
4:53 PM 34.0 °F 26.0 °F 19.0 °F 54% 30.15 in 10.0 mi West 10.4 mph - N/A   Clear
5:53 PM 33.1 °F 26.9 °F 19.0 °F 56% 30.17 in 10.0 mi SW 6.9 mph - N/A   Partly Cloudy
6:53 PM 33.1 °F 26.9 °F 19.0 °F 56% 30.19 in 10.0 mi SW 6.9 mph - N/A   Clear
7:53 PM 35.1 °F - 19.0 °F 52% 30.20 in 10.0 mi Calm Calm - N/A   Scattered Clouds
8:53 PM 28.9 °F 25.2 °F 19.9 °F 69% 30.24 in 10.0 mi SW 3.5 mph - N/A   Mostly Cloudy
9:53 PM 28.0 °F - 19.0 °F 69% 30.23 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:53 PM 24.8 °F - 19.4 °F 80% 30.14 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 24.1 °F - 18.0 °F 77% 30.25 in 10.0 mi Calm Calm - N/A   Clear