Weather History for Butte, MT

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Thursday, November 22, 2012

  Actual Average Record
Temperature  
Mean Temperature 25 °F 24 °F  
Max Temperature 32 °F 36 °F 67 °F (1917)
Min Temperature 17 °F 12 °F -27 °F (1985)
Degree Days  
Heating Degree Days 40 41  
Month to date heating degree days 773 774  
Since 1 July heating degree days 1959 2145  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 121 81  
Moisture  
Dew Point 15 °F    
Average Humidity 65    
Maximum Humidity 84    
Minimum Humidity 45    
Precipitation  
Precipitation 0.00 in 0.02 in 0.35 in (1903)
Month to date precipitation 0.88 0.45  
Year to date precipitation 8.67 12.11  
Sea Level Pressure  
Sea Level Pressure 30.42 in    
Wind  
Wind Speed 5 mph (West)    
Max Wind Speed 16 mph    
Max Gust Speed 22 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

Nov. 22, 2012 Rise Set
Actual Time 7:40 AM MST 4:51 PM MST
Civil Twilight 7:07 AM MST 5:24 PM MST
Nautical Twilight 6:30 AM MST 6:01 PM MST
Astronomical Twilight 5:55 AM MST 6:37 PM MST
Moon 1:53 PM MST (11/22) 1:48 AM MST (11/22)
Length of Visible Light 10h 17m
Length of Day
9h 10m
Waxing Gibbous, 72% of the Moon is Illuminated
Nov 22
Waxing Gibbous
Nov 28
Full
Dec 6
Last Quarter
Dec 13
New
Dec 19
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 27.0 °F 17.3 °F 19.0 °F 72% 30.10 in 10.0 mi SSW 10.4 mph - N/A   Partly Cloudy
1:53 AM 27.0 °F 17.3 °F 18.0 °F 69% 30.12 in 10.0 mi SW 10.4 mph - N/A   Scattered Clouds
2:53 AM 27.0 °F 20.5 °F 16.0 °F 63% 30.16 in 10.0 mi WSW 5.8 mph - N/A   Partly Cloudy
3:53 AM 27.0 °F 23.0 °F 15.1 °F 61% 30.22 in 10.0 mi NW 3.5 mph - N/A   Overcast
4:53 AM 24.8 °F - 14.0 °F 64% 30.16 in 10.0 mi Calm Calm - N/A   Partly Cloudy
5:53 AM 24.1 °F - 14.0 °F 65% 30.31 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:53 AM 25.0 °F - 14.0 °F 63% 30.35 in 10.0 mi Calm Calm - N/A   Overcast
7:53 AM 25.0 °F - 14.0 °F 63% 30.40 in 10.0 mi Calm Calm - N/A   Overcast
8:53 AM 26.1 °F 17.6 °F 12.9 °F 58% 30.43 in 10.0 mi WSW 8.1 mph - N/A   Mostly Cloudy
9:53 AM 28.0 °F 20.8 °F 12.9 °F 53% 30.45 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
10:53 AM 28.9 °F 19.8 °F 12.9 °F 51% 30.47 in 10.0 mi WSW 10.4 mph - N/A   Partly Cloudy
11:53 AM 30.0 °F 21.7 °F 14.0 °F 51% 30.47 in 10.0 mi WNW 9.2 mph - N/A   Clear
12:53 PM 30.0 °F 24.1 °F 14.0 °F 51% 30.47 in 10.0 mi WNW 5.8 mph - N/A   Clear
1:53 PM 30.9 °F 23.5 °F 12.9 °F 47% 30.48 in 10.0 mi NW 8.1 mph - N/A   Clear
2:53 PM 32.0 °F 24.8 °F 14.0 °F 48% 30.48 in 10.0 mi NW 8.1 mph - N/A   Clear
3:53 PM 30.9 °F 26.2 °F 14.0 °F 50% 30.51 in 10.0 mi NW 4.6 mph - N/A   Clear
4:53 PM 28.9 °F 23.9 °F 15.1 °F 56% 30.53 in 10.0 mi NW 4.6 mph - N/A   Clear
5:53 PM 28.9 °F - 16.0 °F 58% 30.55 in 10.0 mi Calm Calm - N/A   Clear
6:53 PM 27.0 °F - 18.0 °F 69% 30.56 in 10.0 mi Calm Calm - N/A   Clear
7:53 PM 25.0 °F 19.3 °F 18.0 °F 75% 30.57 in 10.0 mi SSE 4.6 mph - N/A   Clear
8:53 PM 21.9 °F - 17.1 °F 82% 30.58 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 19.0 °F 12.3 °F 15.1 °F 85% 30.59 in 10.0 mi ESE 4.6 mph - N/A   Clear
10:53 PM 19.0 °F - 12.9 °F 77% 30.58 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 17.1 °F 8.7 °F 12.0 °F 81% 30.57 in 10.0 mi ESE 5.8 mph - N/A   Clear