Weather History for Lewistown, MT

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Friday, December 7, 2012

  Actual Average Record
Temperature  
Mean Temperature 26 °F 24 °F  
Max Temperature 34 °F 35 °F 64 °F (1939)
Min Temperature 18 °F 14 °F -32 °F (1972)
Degree Days  
Heating Degree Days 39 41  
Month to date heating degree days 194 280  
Since 1 July heating degree days 2107 2408  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 314 210  
Moisture  
Dew Point 21 °F    
Average Humidity 70    
Maximum Humidity 92    
Minimum Humidity 47    
Precipitation  
Precipitation T in 0.02 in 0.44 in (2003)
Month to date precipitation T 0.15  
Year to date precipitation 14.82 16.34  
Snow  
Snow 0.00 in - - ()
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.83 in    
Wind  
Wind Speed 9 mph (WSW)    
Max Wind Speed 23 mph    
Max Gust Speed 32 mph    
Visibility 7 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 07, 2012 Rise Set
Actual Time 7:50 AM MST 4:28 PM MST
Civil Twilight 7:15 AM MST 5:03 PM MST
Nautical Twilight 6:36 AM MST 5:42 PM MST
Astronomical Twilight 5:59 AM MST 6:19 PM MST
Moon 12:51 AM MST (12/7) 12:46 PM MST (12/7)
Length of Visible Light 9h 48m
Length of Day
8h 38m
Last Quarter, 38% of the Moon is Illuminated
Dec 7
Last Quarter
Dec 13
New
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 25.0 °F 17.1 °F 17.1 °F 72% 29.93 in 10.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
1:54 AM 21.9 °F 11.7 °F 17.1 °F 82% 29.93 in 10.0 mi South 9.2 mph - N/A   Scattered Clouds
2:54 AM 24.1 °F 14.4 °F 18.0 °F 77% 29.93 in 10.0 mi South 9.2 mph - N/A   Clear
3:54 AM 19.9 °F 12.1 °F 15.1 °F 81% 29.91 in 10.0 mi ESE 5.8 mph - N/A   Clear
4:54 AM 19.9 °F 13.4 °F 15.1 °F 81% 29.91 in 10.0 mi ESE 4.6 mph - N/A   Mostly Cloudy
5:44 AM 28.4 °F 20.4 °F 21.2 °F 74% 29.80 in 8.0 mi WSW 8.1 mph - 0.00 in Snow Light Snow
5:54 AM 28.0 °F 20.0 °F 23.0 °F 81% 29.91 in 4.0 mi WSW 8.1 mph - 0.00 in Snow Light Snow
6:22 AM 26.6 °F 22.6 °F 24.8 °F 93% 29.80 in 2.0 mi WNW 3.5 mph - 0.00 in Snow Light Snow
6:30 AM 26.6 °F 16.2 °F 24.8 °F 93% 29.81 in 1.5 mi West 11.5 mph - 0.00 in Snow Light Snow
6:37 AM 26.6 °F 17.5 °F 24.8 °F 93% 29.81 in 0.8 mi West 9.2 mph - 0.00 in Snow Light Snow
6:54 AM 27.0 °F - 25.0 °F 92% 29.91 in 1.5 mi Calm Calm - 0.00 in Snow Light Snow
6:59 AM 26.6 °F 22.6 °F 24.8 °F 93% 29.80 in 2.0 mi SSW 3.5 mph - 0.00 in Snow Light Snow
7:09 AM 26.6 °F - 24.8 °F 93% 29.81 in 8.0 mi Calm Calm - 0.00 in Snow Light Snow
7:21 AM 26.6 °F - 24.8 °F 93% 29.81 in 10.0 mi Calm Calm - 0.00 in   Overcast
7:31 AM 26.6 °F 22.6 °F 24.8 °F 93% 29.81 in 2.5 mi SW 3.5 mph - 0.00 in Snow Light Snow
7:39 AM 26.6 °F - 24.8 °F 93% 29.81 in 1.0 mi Calm Calm - 0.00 in Snow Light Snow
7:42 AM 26.6 °F 22.6 °F 24.8 °F 93% 29.81 in 0.8 mi WSW 3.5 mph - 0.00 in Snow Light Snow
7:54 AM 27.0 °F 21.6 °F 25.0 °F 92% 29.92 in 1.0 mi SW 4.6 mph - 0.00 in Snow Light Snow
7:58 AM 26.6 °F 21.2 °F 24.8 °F 93% 29.82 in 2.0 mi SSW 4.6 mph - 0.00 in Snow Light Snow
8:04 AM 26.6 °F 20.0 °F 24.8 °F 93% 29.81 in 8.0 mi South 5.8 mph - 0.00 in Snow Light Snow
8:54 AM 21.9 °F 11.7 °F 19.9 °F 92% 29.94 in 10.0 mi SW 9.2 mph - 0.00 in   Mostly Cloudy
9:54 AM 28.0 °F 20.0 °F 23.0 °F 81% 29.94 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
10:54 AM 30.0 °F 22.4 °F 21.9 °F 72% 29.93 in 10.0 mi West 8.1 mph - N/A   Overcast
11:54 AM 30.9 °F 25.2 °F 19.0 °F 61% 29.90 in 10.0 mi NW 5.8 mph - N/A   Mostly Cloudy
12:54 PM 30.9 °F 20.2 °F 15.1 °F 52% 29.89 in 10.0 mi WNW 15.0 mph - N/A   Clear
1:54 PM 34.0 °F 23.8 °F 15.1 °F 46% 29.87 in 10.0 mi NW 16.1 mph 24.2 mph N/A   Mostly Cloudy
2:54 PM 32.0 °F 23.6 °F 15.1 °F 50% 29.86 in 10.0 mi NW 10.4 mph - N/A   Scattered Clouds
3:54 PM 28.9 °F 21.1 °F 14.0 °F 54% 29.86 in 10.0 mi WSW 8.1 mph - N/A   Partly Cloudy
4:54 PM 28.0 °F 18.1 °F 15.1 °F 58% 29.85 in 10.0 mi SW 11.5 mph - N/A   Scattered Clouds
5:54 PM 28.9 °F 21.1 °F 18.0 °F 64% 29.79 in 10.0 mi WSW 8.1 mph - N/A   Overcast
6:54 PM 30.0 °F 23.2 °F 18.0 °F 61% 29.75 in 10.0 mi SSW 6.9 mph - N/A   Overcast
7:54 PM 32.0 °F 25.6 °F 18.0 °F 56% 29.72 in 10.0 mi SW 6.9 mph - 0.00 in   Overcast
8:54 PM 32.0 °F 21.6 °F 18.0 °F 56% 29.70 in 10.0 mi SW 15.0 mph - N/A   Mostly Cloudy
9:54 PM 32.0 °F 21.6 °F 19.9 °F 61% 29.66 in 10.0 mi WSW 15.0 mph - N/A   Overcast
10:54 PM 30.0 °F 21.1 °F 21.0 °F 69% 29.62 in 10.0 mi SW 10.4 mph - N/A   Mostly Cloudy
11:54 PM 30.9 °F 21.7 °F 19.9 °F 64% 29.61 in 10.0 mi WSW 11.5 mph - N/A   Partly Cloudy