Weather History for Lewistown, MT

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Monday, December 3, 2012

  Actual Average Record
Temperature  
Mean Temperature 39 °F 25 °F  
Max Temperature 46 °F 36 °F 66 °F (1907)
Min Temperature 32 °F 15 °F -22 °F (1972)
Degree Days  
Heating Degree Days 26 40  
Month to date heating degree days 64 118  
Since 1 July heating degree days 1977 2246  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 314 210  
Moisture  
Dew Point 18 °F    
Average Humidity 44    
Maximum Humidity 56    
Minimum Humidity 31    
Precipitation  
Precipitation 0.00 in 0.03 in 0.45 in (1948)
Month to date precipitation T 0.07  
Year to date precipitation 14.82 16.26  
Snow  
Snow 0.00 in - - ()
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.91 in    
Wind  
Wind Speed 20 mph (WSW)    
Max Wind Speed 37 mph    
Max Gust Speed 44 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 03, 2012 Rise Set
Actual Time 7:46 AM MST 4:29 PM MST
Civil Twilight 7:11 AM MST 5:04 PM MST
Nautical Twilight 6:32 AM MST 5:42 PM MST
Astronomical Twilight 5:56 AM MST 6:19 PM MST
Moon 9:30 PM MST (12/3) 11:01 AM MST (12/3)
Length of Visible Light 9h 53m
Length of Day
8h 43m
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
12:54 AM 35.1 °F 24.1 °F 18.0 °F 50% 29.64 in 10.0 mi West 19.6 mph - N/A   Clear
1:54 AM 35.1 °F 26.9 °F 18.0 °F 50% 29.67 in 10.0 mi West 11.5 mph 21.9 mph N/A   Clear
2:54 AM 34.0 °F 27.2 °F 18.0 °F 52% 29.70 in 10.0 mi West 8.1 mph - N/A   Clear
3:54 AM 34.0 °F 23.8 °F 19.0 °F 54% 29.76 in 10.0 mi WSW 16.1 mph 23.0 mph N/A   Clear
4:54 AM 33.1 °F 23.9 °F 18.0 °F 54% 29.78 in 10.0 mi SSW 12.7 mph - N/A   Clear
5:54 AM 36.0 °F 30.3 °F 18.0 °F 48% 29.83 in 10.0 mi WSW 6.9 mph - N/A   Clear
6:54 AM 37.0 °F 26.2 °F 18.0 °F 46% 29.87 in 10.0 mi WSW 21.9 mph 31.1 mph N/A   Clear
7:54 AM 37.0 °F 25.9 °F 18.0 °F 46% 29.89 in 10.0 mi SW 23.0 mph - N/A   Clear
8:54 AM 39.0 °F 29.3 °F 18.0 °F 43% 29.91 in 10.0 mi WSW 19.6 mph - N/A   Clear
9:54 AM 39.0 °F 27.8 °F 17.1 °F 41% 29.93 in 10.0 mi SW 26.5 mph 34.5 mph N/A   Clear
10:54 AM 43.0 °F 32.9 °F 17.1 °F 35% 29.94 in 10.0 mi WSW 27.6 mph 35.7 mph N/A   Clear
11:54 AM 44.1 °F 33.3 °F 17.1 °F 34% 29.91 in 10.0 mi WSW 34.5 mph 42.6 mph N/A   Clear
12:54 PM 45.0 °F 34.4 °F 17.1 °F 33% 29.91 in 10.0 mi WSW 35.7 mph 42.6 mph N/A   Clear
1:54 PM 46.0 °F 36.7 °F 17.1 °F 31% 29.91 in 10.0 mi WSW 29.9 mph 42.6 mph N/A   Clear
2:54 PM 45.0 °F 35.4 °F 17.1 °F 33% 29.92 in 10.0 mi West 28.8 mph 39.1 mph N/A   Clear
3:54 PM 43.0 °F 34.2 °F 18.0 °F 37% 29.94 in 10.0 mi West 20.7 mph 29.9 mph N/A   Clear
4:54 PM 39.0 °F 29.9 °F 18.0 °F 43% 29.99 in 10.0 mi WSW 17.3 mph - N/A   Clear
5:54 PM 37.0 °F 28.5 °F 18.0 °F 46% 30.01 in 10.0 mi WSW 13.8 mph - N/A   Clear
6:54 PM 37.9 °F 28.2 °F 18.0 °F 45% 30.02 in 10.0 mi WSW 18.4 mph - N/A   Clear
7:54 PM 36.0 °F 27.5 °F 17.1 °F 46% 30.04 in 10.0 mi WSW 12.7 mph - N/A   Clear
8:54 PM 35.1 °F 24.5 °F 18.0 °F 50% 30.07 in 10.0 mi WSW 18.4 mph - N/A   Clear
9:54 PM 35.1 °F 25.2 °F 18.0 °F 50% 30.08 in 10.0 mi WSW 16.1 mph - N/A   Clear
11:54 PM 32.0 °F 22.5 °F 18.0 °F 56% 30.10 in 10.0 mi SW 12.7 mph - N/A   Clear