Weather History for Lewistown, MT

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Saturday, January 19, 2013

  Actual Average Record
Temperature  
Mean Temperature 30 °F 24 °F  
Max Temperature 39 °F 34 °F 60 °F (1986)
Min Temperature 20 °F 13 °F -31 °F (1954)
Degree Days  
Heating Degree Days 35 41  
Month to date heating degree days 751 791  
Since 1 July heating degree days 3955 4213  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 19 °F    
Average Humidity 63    
Maximum Humidity 88    
Minimum Humidity 37    
Precipitation  
Precipitation 0.00 in 0.02 in 0.40 in (1906)
Month to date precipitation 0.73 0.36  
Year to date precipitation 0.73 0.36  
Snow  
Snow 0.00 in - - ()
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 30.20 in    
Wind  
Wind Speed 7 mph (WSW)    
Max Wind Speed 23 mph    
Max Gust Speed 30 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 19, 2013 Rise Set
Actual Time 7:56 AM MST 5:01 PM MST
Civil Twilight 7:22 AM MST 5:35 PM MST
Nautical Twilight 6:44 AM MST 6:13 PM MST
Astronomical Twilight 6:08 AM MST 6:49 PM MST
Moon 11:34 AM MST (1/19) 1:28 AM MST (1/19)
Length of Visible Light 10h 13m
Length of Day
9h 05m
First Quarter, 58% of the Moon is Illuminated
Jan 19
First Quarter
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 33.1 °F - 16.0 °F 50% 30.04 in 10.0 mi Calm Calm - N/A   Clear
1:54 AM 39.0 °F 29.3 °F 16.0 °F 39% 30.05 in 10.0 mi West 19.6 mph 26.5 mph N/A   Clear
2:54 AM 37.0 °F 27.4 °F 17.1 °F 44% 30.06 in 10.0 mi West 17.3 mph - N/A   Clear
3:54 AM 34.0 °F 24.6 °F 19.0 °F 54% 30.08 in 10.0 mi West 13.8 mph - N/A   Clear
4:54 AM 35.1 °F - 17.1 °F 48% 30.12 in 10.0 mi Calm Calm - N/A   Clear
5:54 AM 28.9 °F 21.1 °F 17.1 °F 61% 30.17 in 10.0 mi SW 8.1 mph - N/A   Clear
6:54 AM 27.0 °F 18.7 °F 17.1 °F 66% 30.21 in 10.0 mi SW 8.1 mph - N/A   Clear
7:54 AM 28.0 °F 19.3 °F 19.9 °F 72% 30.24 in 10.0 mi West 9.2 mph - N/A   Clear
8:54 AM 26.1 °F 16.8 °F 21.9 °F 84% 30.29 in 10.0 mi West 9.2 mph - N/A   Clear
9:54 AM 25.0 °F 17.1 °F 21.9 °F 88% 30.33 in 10.0 mi WSW 6.9 mph - N/A   Partly Cloudy
10:08 AM 24.8 °F 16.9 °F 21.2 °F 86% 30.24 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
10:43 AM 26.6 °F 21.2 °F 23.0 °F 86% 30.24 in 10.0 mi WNW 4.6 mph - N/A   Scattered Clouds
10:54 AM 26.1 °F 19.4 °F 23.0 °F 88% 30.34 in 10.0 mi West 5.8 mph - N/A   Partly Cloudy
11:33 AM 26.6 °F 19.1 °F 23.0 °F 86% 30.23 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
11:54 AM 26.1 °F 19.4 °F 23.0 °F 88% 30.31 in 10.0 mi West 5.8 mph - N/A   Scattered Clouds
12:54 PM 27.0 °F 19.5 °F 23.0 °F 85% 30.28 in 10.0 mi West 6.9 mph - N/A   Clear
1:54 PM 28.9 °F - 23.0 °F 78% 30.25 in 10.0 mi Calm Calm - N/A   Partly Cloudy
2:54 PM 28.0 °F - 23.0 °F 81% 30.24 in 10.0 mi Calm Calm - N/A   Clear
3:54 PM 28.0 °F 22.8 °F 23.0 °F 81% 30.22 in 10.0 mi ESE 4.6 mph - N/A   Clear
4:54 PM 26.1 °F 16.8 °F 19.0 °F 75% 30.18 in 10.0 mi ESE 9.2 mph - N/A   Clear
5:54 PM 26.1 °F 18.4 °F 19.0 °F 75% 30.18 in 10.0 mi ESE 6.9 mph - N/A   Clear
6:54 PM 24.1 °F - 18.0 °F 77% 30.17 in 10.0 mi Calm Calm - N/A   Clear
7:54 PM 23.0 °F - 17.1 °F 78% 30.16 in 10.0 mi Calm Calm - N/A   Clear
8:54 PM 24.1 °F 19.7 °F 17.1 °F 75% 30.17 in 10.0 mi South 3.5 mph - N/A   Clear
9:54 PM 25.0 °F 13.1 °F 15.1 °F 66% 30.18 in 10.0 mi WSW 13.8 mph - N/A   Clear
10:54 PM 23.0 °F 12.4 °F 14.0 °F 68% 30.20 in 10.0 mi WSW 10.4 mph - N/A   Clear
11:54 PM 28.0 °F 20.0 °F 16.0 °F 61% 30.24 in 10.0 mi NW 8.1 mph - N/A   Clear