Weather History for Lewistown, MT

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Friday, February 15, 2013

  Actual Average Record
Temperature  
Mean Temperature 26 °F 26 °F  
Max Temperature 36 °F 36 °F 59 °F (1991)
Min Temperature 15 °F 15 °F -38 °F (1936)
Degree Days  
Heating Degree Days 39 39  
Month to date heating degree days 570 602  
Since 1 July heating degree days 4995 5307  
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 71    
Maximum Humidity 88    
Minimum Humidity 54    
Precipitation  
Precipitation T in 0.01 in 0.43 in (1925)
Month to date precipitation 0.12 0.23  
Year to date precipitation 1.11 0.80  
Snow  
Snow 0.00 in - - ()
Snow Depth 1.00 in    
Sea Level Pressure  
Sea Level Pressure 30.32 in    
Wind  
Wind Speed 9 mph (SW)    
Max Wind Speed 18 mph    
Max Gust Speed 21 mph    
Visibility 10 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Feb. 15, 2013 Rise Set
Actual Time 7:21 AM MST 5:42 PM MST
Civil Twilight 6:50 AM MST 6:14 PM MST
Nautical Twilight 6:14 AM MST 6:49 PM MST
Astronomical Twilight 5:39 AM MST 7:25 PM MST
Moon 9:34 AM MST (2/15) No Moon Set
Length of Visible Light 11h 23m
Length of Day
10h 20m
Waxing Crescent, 31% of the Moon is Illuminated
Feb 15
Waxing Crescent
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:13 AM 24.8 °F 19.1 °F 21.2 °F 86% 30.25 in 2.5 mi WSW 4.6 mph - 0.00 in Snow Light Snow
12:20 AM 21.2 °F 14.9 °F 21.2 °F 100% 30.25 in 4.0 mi SW 4.6 mph - 0.00 in Snow Light Snow
12:31 AM 21.2 °F 14.9 °F 19.4 °F 93% 30.25 in 9.0 mi SSW 4.6 mph - 0.00 in   Overcast
12:54 AM 23.0 °F 15.8 °F 21.0 °F 92% 30.38 in 10.0 mi SSW 5.8 mph - 0.00 in   Overcast
1:54 AM 25.0 °F 18.1 °F 21.9 °F 88% 30.38 in 10.0 mi SW 5.8 mph - 0.00 in   Overcast
2:54 AM 25.0 °F - 21.0 °F 85% 30.39 in 10.0 mi Calm Calm - 0.00 in   Overcast
3:54 AM 24.1 °F 15.2 °F 19.0 °F 81% 30.40 in 10.0 mi West 8.1 mph - N/A   Overcast
4:54 AM 23.0 °F 13.1 °F 18.0 °F 81% 30.44 in 10.0 mi West 9.2 mph - N/A   Overcast
5:54 AM 21.0 °F 12.4 °F 17.1 °F 85% 30.45 in 10.0 mi SSW 6.9 mph - N/A   Overcast
6:54 AM 21.0 °F 12.4 °F 14.0 °F 74% 30.45 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
7:54 AM 19.0 °F - 10.9 °F 71% 30.45 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:54 AM 17.1 °F 5.0 °F 10.9 °F 77% 30.45 in 10.0 mi SSW 10.4 mph - N/A   Clear
9:54 AM 24.1 °F 17.0 °F 16.0 °F 71% 30.41 in 10.0 mi South 5.8 mph - N/A   Clear
10:54 AM 28.0 °F 24.2 °F 17.1 °F 63% 30.37 in 10.0 mi South 3.5 mph - N/A   Clear
11:54 AM 32.0 °F - 17.1 °F 54% 30.35 in 10.0 mi Calm Calm - N/A   Clear
12:54 PM 33.1 °F 24.9 °F 19.9 °F 59% 30.31 in 10.0 mi West 10.4 mph - N/A   Clear
1:54 PM 30.9 °F 24.3 °F 19.9 °F 64% 30.30 in 10.0 mi West 6.9 mph - N/A   Clear
2:54 PM 33.1 °F 25.5 °F 21.0 °F 61% 30.27 in 10.0 mi WSW 9.2 mph - N/A   Clear
3:54 PM 35.1 °F 26.9 °F 21.9 °F 59% 30.25 in 10.0 mi West 11.5 mph - N/A   Clear
4:54 PM 33.1 °F 23.9 °F 21.0 °F 61% 30.25 in 10.0 mi West 12.7 mph - N/A   Clear
5:54 PM 30.0 °F 20.5 °F 21.0 °F 69% 30.26 in 10.0 mi West 11.5 mph - N/A   Partly Cloudy
6:54 PM 32.0 °F 22.5 °F 21.0 °F 64% 30.25 in 10.0 mi SW 12.7 mph - N/A   Scattered Clouds
7:54 PM 30.0 °F 19.5 °F 21.9 °F 72% 30.25 in 10.0 mi SW 13.8 mph - N/A   Clear
8:54 PM 30.9 °F 20.2 °F 21.9 °F 69% 30.24 in 10.0 mi SW 15.0 mph - N/A   Clear
9:54 PM 30.9 °F 19.8 °F 21.9 °F 69% 30.21 in 10.0 mi SW 16.1 mph - N/A   Clear
10:54 PM 30.0 °F 18.7 °F 21.9 °F 72% 30.20 in 10.0 mi SW 16.1 mph - N/A   Clear
11:54 PM 28.9 °F 18.2 °F 21.0 °F 72% 30.18 in 10.0 mi SW 13.8 mph - N/A   Clear