Butte, MT

1:51 PM MST on February 11, 2016 (GMT -0700)
Mooney

Weather History for KBTM - January, 2012

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Saturday, January 21, 2012

  Actual Average Record
Temperature  
Mean Temperature 34 °F 20 °F  
Max Temperature 40 °F 32 °F 50 °F (2005)
Min Temperature 27 °F 8 °F -47 °F (1937)
Degree Days  
Heating Degree Days 31 45  
Month to date heating degree days 856 959  
Since 1 July heating degree days 4581 4923  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 25 °F    
Average Humidity 69    
Maximum Humidity 89    
Minimum Humidity 49    
Precipitation  
Precipitation 0.01 in 0.02 in 0.32 in (1926)
Month to date precipitation 0.09 0.33  
Year to date precipitation 0.09 0.33  
Sea Level Pressure  
Sea Level Pressure 29.39 in    
Wind  
Wind Speed 9 mph (West)    
Max Wind Speed 28 mph    
Max Gust Speed 33 mph    
Visibility 9 miles    
Events Rain , Snow    
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

Jan. 21, 2012 Rise Set
Actual Time 8:03 AM MST 5:19 PM MST
Civil Twilight 7:30 AM MST 5:52 PM MST
Nautical Twilight 6:54 AM MST 6:28 PM MST
Astronomical Twilight 6:18 AM MST 7:04 PM MST
Moon 6:40 AM MST (1/21) 3:57 PM MST (1/21)
Length of Visible Light 10h 21m
Length of Day
9h 15m
Waning Crescent, 3% of the Moon is Illuminated
Jan 21
Waning Crescent
Jan 23
New
Jan 30
First Quarter
Feb 7
Full
Feb 14
Last 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 37.4 °F 32.1 °F 24.8 °F 60% 29.46 in 10.0 mi South 6.9 mph - N/A   Overcast
1:53 AM 39.0 °F 30.3 °F 26.1 °F 60% 29.42 in 10.0 mi South 16.1 mph 23.0 mph N/A   Scattered Clouds
2:53 AM 39.0 °F 31.4 °F 26.1 °F 60% 29.39 in 10.0 mi SSW 12.7 mph 19.6 mph N/A   Clear
3:53 AM 36.0 °F 30.3 °F 25.0 °F 64% 29.37 in 10.0 mi SSE 6.9 mph - N/A   Clear
4:53 AM 34.0 °F 28.0 °F 25.0 °F 70% 29.37 in 10.0 mi NNW 6.9 mph - N/A   Clear
5:53 AM 35.6 °F 30.7 °F 26.6 °F 70% 29.35 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy
6:53 AM 37.0 °F 34.5 °F 28.9 °F 73% 29.33 in 10.0 mi SW 3.5 mph - N/A   Mostly Cloudy
7:53 AM 37.9 °F 32.7 °F 28.9 °F 70% 29.32 in 10.0 mi SSW 6.9 mph - N/A   Overcast
8:53 AM 37.0 °F 31.0 °F 28.9 °F 73% 29.31 in 10.0 mi SW 8.1 mph - N/A   Overcast
9:53 AM 37.9 °F 35.5 °F 28.9 °F 70% 29.31 in 10.0 mi SW 3.5 mph - N/A   Mostly Cloudy
10:53 AM 37.0 °F 31.6 °F 30.0 °F 76% 29.30 in 10.0 mi North 6.9 mph - N/A   Scattered Clouds
11:53 AM 39.0 °F - 30.0 °F 70% 29.28 in 10.0 mi Calm Calm - N/A   Overcast
12:21 PM 35.6 °F 29.9 °F 32.0 °F 87% 29.29 in 9.0 mi South 6.9 mph - 0.00 in Rain Light Rain
12:41 PM 35.6 °F 28.6 °F 32.0 °F 87% 29.28 in 10.0 mi ESE 9.2 mph - 0.00 in   Overcast
12:53 PM 35.1 °F 26.9 °F 32.0 °F 89% 29.28 in 10.0 mi SSE 11.5 mph - 0.00 in   Overcast
1:53 PM 37.9 °F 31.5 °F 30.0 °F 73% 29.24 in 10.0 mi SSE 9.2 mph - N/A   Overcast
2:53 PM 39.9 °F - 30.0 °F 68% 29.22 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
3:45 PM 33.8 °F 22.5 °F 28.4 °F 81% 29.31 in 2.0 mi NW 19.6 mph 31.1 mph 0.00 in Snow Light Snow
3:53 PM 33.1 °F 23.0 °F 30.0 °F 89% 29.35 in 1.2 mi NNW 15.0 mph 27.6 mph 0.00 in Snow Light Snow
4:00 PM 33.8 °F 25.3 °F 30.2 °F 87% 29.33 in 2.0 mi North 11.5 mph - 0.01 in Snow Light Snow
4:09 PM 33.8 °F 24.3 °F 28.4 °F 81% 29.33 in 9.0 mi North 13.8 mph - 0.01 in   Overcast
4:53 PM 35.1 °F 26.9 °F 21.0 °F 57% 29.41 in 10.0 mi NNW 11.5 mph 31.1 mph 0.01 in   Overcast
5:53 PM 34.0 °F 23.0 °F 18.0 °F 52% 29.45 in 10.0 mi NW 18.4 mph 32.2 mph N/A   Overcast
6:53 PM 32.0 °F 20.5 °F 16.0 °F 52% 29.47 in 10.0 mi NW 18.4 mph 26.5 mph N/A   Overcast
7:53 PM 30.9 °F 21.2 °F 16.0 °F 54% 29.52 in 10.0 mi NW 12.7 mph - N/A   Overcast
8:53 PM 30.0 °F 21.1 °F 16.0 °F 56% 29.55 in 10.0 mi WNW 10.4 mph - N/A   Overcast
9:53 PM 28.9 °F 21.9 °F 18.0 °F 64% 29.58 in 10.0 mi WNW 6.9 mph - N/A   Overcast
10:27 PM 28.4 °F 19.7 °F 17.6 °F 64% 29.55 in 5.0 mi WNW 9.2 mph 18.4 mph 0.00 in Snow Light Snow
10:36 PM 28.4 °F 20.4 °F 17.6 °F 64% 29.55 in 9.0 mi NW 8.1 mph - 0.00 in   Mostly Cloudy
10:53 PM 28.0 °F 21.7 °F 18.0 °F 66% 29.61 in 10.0 mi WNW 5.8 mph - 0.00 in   Scattered Clouds
11:53 PM 28.0 °F 20.0 °F 14.0 °F 56% 29.64 in 10.0 mi WNW 8.1 mph - N/A   Overcast