Weather History for Butte, MT

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Wednesday, November 21, 2012

  Actual Average Record
Temperature  
Mean Temperature 36 °F 25 °F  
Max Temperature 45 °F 37 °F 59 °F (1928)
Min Temperature 26 °F 13 °F -24 °F (1977)
Degree Days  
Heating Degree Days 29 40  
Month to date heating degree days 733 733  
Since 1 July heating degree days 1919 2104  
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 79    
Maximum Humidity 100    
Minimum Humidity 58    
Precipitation  
Precipitation 0.18 in 0.02 in 0.45 in (1921)
Month to date precipitation 0.88 0.43  
Year to date precipitation 8.67 12.09  
Sea Level Pressure  
Sea Level Pressure 29.81 in    
Wind  
Wind Speed 7 mph (NW)    
Max Wind Speed 24 mph    
Max Gust Speed 32 mph    
Visibility 6 miles    
Events Fog , Rain , 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

Nov. 21, 2012 Rise Set
Actual Time 7:39 AM MST 4:52 PM MST
Civil Twilight 7:06 AM MST 5:25 PM MST
Nautical Twilight 6:29 AM MST 6:02 PM MST
Astronomical Twilight 5:54 AM MST 6:37 PM MST
Moon 1:28 PM MST (11/21) 12:42 AM MST (11/21)
Length of Visible Light 10h 19m
Length of Day
9h 12m
Waxing Gibbous, 62% of the Moon is Illuminated
Nov 21
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 42.1 °F 39.2 °F 30.0 °F 62% 29.82 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
1:53 AM 43.0 °F 40.3 °F 30.0 °F 60% 29.75 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
2:53 AM 44.1 °F 38.1 °F 30.0 °F 58% 29.71 in 10.0 mi South 11.5 mph - N/A   Scattered Clouds
3:53 AM 44.1 °F 36.2 °F 30.9 °F 60% 29.70 in 10.0 mi South 18.4 mph 27.6 mph N/A   Overcast
4:53 AM 43.0 °F 35.7 °F 32.0 °F 65% 29.67 in 10.0 mi South 15.0 mph 24.2 mph 0.00 in   Scattered Clouds
5:53 AM 44.1 °F 37.7 °F 32.0 °F 63% 29.66 in 10.0 mi South 12.7 mph - N/A   Partly Cloudy
6:53 AM 37.0 °F 28.5 °F 32.0 °F 82% 29.70 in 10.0 mi NW 13.8 mph - N/A   Overcast
7:20 AM 35.6 °F 31.7 °F 33.8 °F 93% 29.73 in 10.0 mi NNE 4.6 mph - N/A   Overcast
7:31 AM 33.8 °F 24.8 °F 33.8 °F 100% 29.73 in 10.0 mi NNW 12.7 mph - N/A   Overcast
7:53 AM 34.0 °F 29.8 °F 33.1 °F 96% 29.74 in 3.0 mi North 4.6 mph - N/A   Overcast
8:53 AM 33.8 °F 24.3 °F 32.0 °F 93% 29.78 in 2.5 mi NW 13.8 mph 19.6 mph N/A Rain Light Rain
8:58 AM 33.8 °F 25.3 °F 32.0 °F 93% 29.79 in 1.0 mi NW 11.5 mph - 0.02 in Snow Light Snow
9:21 AM 33.8 °F 28.6 °F 32.0 °F 93% 29.78 in 1.2 mi NNE 5.8 mph - 0.04 in Snow Light Snow
9:26 AM 33.8 °F 28.6 °F 32.0 °F 93% 29.78 in 2.0 mi North 5.8 mph - 0.04 in Snow Light Snow
9:35 AM 33.8 °F - 32.0 °F 93% 29.78 in 4.0 mi Calm Calm - 0.04 in Snow Light Snow
9:53 AM 35.1 °F 31.0 °F 32.0 °F 89% 29.76 in 10.0 mi NW 4.6 mph - 0.04 in   Overcast
10:06 AM 35.6 °F - 33.8 °F 93% 29.77 in 10.0 mi Calm Calm - 0.00 in Rain Light Rain
10:16 AM 35.6 °F - 33.8 °F 93% 29.77 in 5.0 mi Calm Calm - 0.01 in Rain Light Rain
10:51 AM 39.2 °F - 35.6 °F 87% 29.76 in 10.0 mi Calm Calm - 0.02 in   Mostly Cloudy
10:53 AM 39.9 °F - 35.1 °F 83% 29.74 in 10.0 mi Calm Calm - 0.02 in   Mostly Cloudy
11:08 AM 39.2 °F 35.0 °F 33.8 °F 81% 29.75 in 10.0 mi NNE 5.8 mph - 0.00 in Rain Light Rain
11:34 AM 35.6 °F 30.7 °F 33.8 °F 93% 29.78 in 2.5 mi NW 5.8 mph - 0.01 in Rain Light Rain
11:38 AM 35.6 °F 28.6 °F 33.8 °F 93% 29.77 in 0.8 mi WNW 9.2 mph - 0.05 in Rain Heavy Rain
11:45 AM 33.8 °F 27.7 °F 32.0 °F 93% 29.78 in 0.8 mi NNW 6.9 mph - 0.07 in Snow Light Snow
11:53 AM 33.1 °F 28.7 °F 32.0 °F 96% 29.79 in 0.5 mi NNE 4.6 mph - 0.09 in Fog , Snow Snow
12:01 PM 33.8 °F 28.6 °F 32.0 °F 93% 29.78 in 2.0 mi NE 5.8 mph - 0.00 in Snow Light Snow
12:04 PM 33.8 °F 27.7 °F 32.0 °F 93% 29.78 in 4.0 mi NE 6.9 mph - 0.00 in Snow Light Snow
12:14 PM 33.8 °F 29.6 °F 32.0 °F 93% 29.77 in 1.8 mi Variable 4.6 mph - 0.01 in Snow Light Snow
12:20 PM 33.8 °F 30.8 °F 32.0 °F 93% 29.76 in 0.8 mi East 3.5 mph - 0.02 in Snow Light Snow
12:32 PM 33.8 °F - 32.0 °F 93% 29.75 in 1.0 mi Calm Calm - 0.03 in Snow Light Snow
12:36 PM 33.8 °F 28.6 °F 32.0 °F 93% 29.75 in 3.0 mi ENE 5.8 mph - 0.03 in Snow Light Snow
12:50 PM 35.6 °F - 32.0 °F 87% 29.75 in 10.0 mi Calm Calm - 0.03 in   Overcast
12:53 PM 36.0 °F - 33.1 °F 89% 29.75 in 10.0 mi Calm Calm - 0.03 in   Overcast
1:02 PM 37.4 °F - 32.0 °F 81% 29.74 in 10.0 mi Calm Calm - N/A   Scattered Clouds
1:53 PM 37.0 °F 29.3 °F 32.0 °F 82% 29.76 in 10.0 mi NW 11.5 mph - N/A   Scattered Clouds
2:25 PM 35.6 °F 26.6 °F 30.2 °F 81% 29.80 in 2.5 mi West 13.8 mph 19.6 mph 0.00 in Snow Light Snow
2:34 PM 35.6 °F 27.1 °F 28.4 °F 75% 29.79 in 1.5 mi WNW 12.7 mph - 0.00 in Snow Light Snow
2:53 PM 34.0 °F 25.5 °F 30.0 °F 85% 29.81 in 0.8 mi NW 11.5 mph - 0.00 in Snow Light Snow
3:10 PM 33.8 °F 23.5 °F 28.4 °F 81% 29.82 in 2.0 mi WNW 16.1 mph 24.2 mph 0.00 in Snow Light Snow
3:17 PM 33.8 °F 24.3 °F 26.6 °F 75% 29.83 in 6.0 mi WNW 13.8 mph 25.3 mph 0.00 in Snow Light Snow
3:32 PM 33.8 °F 23.9 °F 26.6 °F 75% 29.84 in 3.0 mi WNW 15.0 mph 24.2 mph 0.00 in Snow Light Snow
3:35 PM 32.0 °F 21.6 °F 26.6 °F 80% 29.85 in 1.8 mi WNW 15.0 mph 24.2 mph 0.00 in Snow Light Snow
3:45 PM 32.0 °F 23.0 °F 26.6 °F 80% 29.86 in 3.0 mi NW 11.5 mph - 0.00 in Snow Light Snow
3:53 PM 32.0 °F 24.8 °F 26.1 °F 79% 29.88 in 6.0 mi WNW 8.1 mph - 0.00 in   Haze
4:02 PM 32.0 °F 23.6 °F 26.6 °F 80% 29.87 in 1.8 mi NW 10.4 mph - 0.00 in Snow Light Snow
4:15 PM 30.2 °F 25.4 °F 26.6 °F 86% 29.87 in 3.0 mi North 4.6 mph - 0.00 in Snow Light Snow
4:53 PM 32.0 °F 28.7 °F 25.0 °F 75% 29.90 in 10.0 mi NNW 3.5 mph - 0.00 in   Overcast
5:53 PM 30.9 °F 25.2 °F 26.1 °F 82% 29.90 in 10.0 mi NNW 5.8 mph - N/A   Partly Cloudy
6:53 PM 30.9 °F 21.2 °F 17.1 °F 57% 29.97 in 10.0 mi West 12.7 mph 18.4 mph N/A   Partly Cloudy
7:53 PM 28.9 °F - 19.9 °F 69% 30.04 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:53 PM 28.0 °F 24.2 °F 19.9 °F 72% 30.05 in 10.0 mi South 3.5 mph - N/A   Mostly Cloudy
9:53 PM 28.0 °F - 17.1 °F 63% 30.07 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:53 PM 26.1 °F 20.5 °F 17.1 °F 69% 30.08 in 10.0 mi WSW 4.6 mph - N/A   Scattered Clouds
11:53 PM 26.1 °F 17.6 °F 17.1 °F 69% 30.09 in 10.0 mi SSW 8.1 mph - N/A   Clear