Lewistown, MT

9:25 AM MST on December 14, 2017 (GMT -0700)
Lewistown Municipal

Weather History for KLWT - September, 2012

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Tuesday, September 18, 2012

  Actual Average Record
Temperature  
Mean Temperature 62 °F 54 °F  
Max Temperature 83 °F 68 °F 90 °F (1966)
Min Temperature 40 °F 40 °F 19 °F (1965)
Degree Days  
Heating Degree Days 3 11  
Month to date heating degree days 134 153  
Since 1 July heating degree days 206 311  
Cooling Degree Days 0 0  
Month to date cooling degree days 7 13  
Year to date cooling degree days 314 209  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 26 °F    
Average Humidity 37    
Maximum Humidity 65    
Minimum Humidity 9    
Precipitation  
Precipitation 0.00 in 0.04 in 0.76 in (1976)
Month to date precipitation 0.02 0.83  
Year to date precipitation 12.85 13.83  
Snow  
Snow 0.00 in - - ()
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.96 in    
Wind  
Wind Speed 8 mph (WNW)    
Max Wind Speed 23 mph    
Max Gust Speed 32 mph    
Visibility 10 miles    
Events      
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

Sep. 18, 2012 Rise Set
Actual Time 7:00 AM MDT 7:22 PM MDT
Civil Twilight 6:29 AM MDT 7:52 PM MDT
Nautical Twilight 5:53 AM MDT 8:28 PM MDT
Astronomical Twilight 5:16 AM MDT 9:06 PM MDT
Moon 10:20 AM MDT (9/18) 8:30 PM MDT (9/18)
Length of Visible Light 13h 23m
Length of Day
12h 22m
Waxing Crescent, 9% of the Moon is Illuminated
Sep 18
Waxing Crescent
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New

Hourly Weather History & Observations

Time (MDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 44.1 °F 42.5 °F 30.0 °F 58% 30.05 in 10.0 mi NE 3.5 mph - N/A   Clear
2:54 AM 43.0 °F 40.3 °F 28.9 °F 58% 30.03 in 10.0 mi SE 4.6 mph - N/A   Clear
4:54 AM 41.0 °F 38.0 °F 30.0 °F 65% 30.03 in 10.0 mi SE 4.6 mph - N/A   Clear
5:54 AM 42.1 °F 39.2 °F 30.9 °F 65% 30.03 in 10.0 mi SSE 4.6 mph - N/A   Clear
6:54 AM 41.0 °F 37.1 °F 30.9 °F 67% 30.04 in 10.0 mi South 5.8 mph - N/A   Clear
7:54 AM 44.1 °F 40.8 °F 33.1 °F 65% 30.06 in 10.0 mi ESE 5.8 mph - N/A   Clear
8:54 AM 55.9 °F - 33.1 °F 42% 30.03 in 10.0 mi East 3.5 mph - N/A   Clear
9:54 AM 66.0 °F - 33.1 °F 29% 30.00 in 10.0 mi Calm Calm - N/A   Clear
10:54 AM 72.0 °F - 30.9 °F 22% 29.98 in 10.0 mi West 11.5 mph - N/A   Clear
11:54 AM 75.0 °F - 32.0 °F 21% 29.97 in 10.0 mi WNW 9.2 mph - N/A   Clear
12:54 PM 77.0 °F - 30.9 °F 19% 29.95 in 10.0 mi NW 8.1 mph 18.4 mph N/A   Clear
1:54 PM 78.1 °F - 30.0 °F 17% 29.92 in 10.0 mi West 8.1 mph 17.3 mph N/A   Clear
2:54 PM 81.0 °F - 28.0 °F 14% 29.88 in 10.0 mi NW 12.7 mph 24.2 mph N/A   Clear
3:54 PM 82.0 °F - 24.1 °F 12% 29.86 in 10.0 mi NW 17.3 mph 26.5 mph N/A   Clear
4:54 PM 82.0 °F - 18.0 °F 9% 29.86 in 10.0 mi WNW 20.7 mph 31.1 mph N/A   Clear
5:54 PM 81.0 °F - 19.9 °F 10% 29.86 in 10.0 mi WNW 13.8 mph 25.3 mph N/A   Clear
6:54 PM 77.0 °F - 21.0 °F 12% 29.87 in 10.0 mi West 13.8 mph - N/A   Partly Cloudy
7:54 PM 70.0 °F - 21.0 °F 16% 29.90 in 10.0 mi WNW 9.2 mph - N/A   Clear
8:54 PM 61.0 °F - 19.0 °F 20% 29.91 in 10.0 mi West 10.4 mph - N/A   Clear
9:54 PM 64.0 °F - 17.1 °F 16% 29.93 in 10.0 mi WNW 8.1 mph - N/A   Clear
10:54 PM 59.0 °F - 18.0 °F 20% 29.94 in 10.0 mi West 9.2 mph - N/A   Clear
11:54 PM 57.0 °F - 19.9 °F 24% 29.99 in 10.0 mi Calm Calm - N/A   Clear