Weather History for Lewistown, MT

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Tuesday, October 16, 2012

  Actual Average Record
Temperature  
Mean Temperature 50 °F 44 °F  
Max Temperature 59 °F 57 °F 85 °F (1927)
Min Temperature 40 °F 31 °F 9 °F (1930)
Degree Days  
Heating Degree Days 15 21  
Month to date heating degree days 321 300  
Since 1 July heating degree days 603 777  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 314 210  
Growing Degree Days 1 (Base 50)    
Moisture  
Dew Point 35 °F    
Average Humidity 62    
Maximum Humidity 93    
Minimum Humidity 30    
Precipitation  
Precipitation 0.26 in 0.04 in 0.76 in (1988)
Month to date precipitation 1.11 0.66  
Year to date precipitation 13.96 15.01  
Snow  
Snow 0.00 in - - ()
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.50 in    
Wind  
Wind Speed 20 mph (West)    
Max Wind Speed 44 mph    
Max Gust Speed 54 mph    
Visibility 9 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Oct. 16, 2012 Rise Set
Actual Time 7:38 AM MDT 6:27 PM MDT
Civil Twilight 7:07 AM MDT 6:58 PM MDT
Nautical Twilight 6:32 AM MDT 7:33 PM MDT
Astronomical Twilight 5:56 AM MDT 8:08 PM MDT
Moon 9:13 AM MDT (10/16) 7:04 PM MDT (10/16)
Length of Visible Light 11h 51m
Length of Day
10h 49m
New Moon, 2% of the Moon is Illuminated
Oct 16
New Moon
Oct 21
First Quarter
Oct 29
Full
Nov 6
Last Quarter
Nov 13
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 45.0 °F 41.8 °F 36.0 °F 71% 29.68 in 10.0 mi SSW 5.8 mph - N/A   Clear
1:54 AM 46.0 °F 43.9 °F 35.1 °F 66% 29.67 in 10.0 mi SSW 4.6 mph - N/A   Clear
2:54 AM 53.1 °F - 35.1 °F 50% 29.63 in 10.0 mi SW 15.0 mph - N/A   Clear
3:54 AM 51.1 °F - 41.0 °F 68% 29.57 in 10.0 mi SW 15.0 mph - 0.00 in Rain Light Rain
4:54 AM 55.0 °F - 39.0 °F 55% 29.49 in 10.0 mi SW 20.7 mph 27.6 mph 0.00 in   Scattered Clouds
6:54 AM 57.9 °F - 37.9 °F 47% 29.43 in 10.0 mi SW 19.6 mph - N/A   Clear
7:54 AM 57.0 °F - 37.9 °F 49% 29.41 in 10.0 mi SW 19.6 mph - N/A   Mostly Cloudy
8:54 AM 53.1 °F - 45.0 °F 74% 29.40 in 10.0 mi SW 12.7 mph - 0.01 in Rain Light Rain
9:54 AM 51.1 °F - 46.0 °F 83% 29.40 in 10.0 mi North 10.4 mph - 0.04 in Rain Light Rain
10:19 AM 50.0 °F - 46.4 °F 87% 29.45 in 2.5 mi NW 13.8 mph 26.5 mph 0.06 in Rain Heavy Rain
10:39 AM 50.0 °F - 48.2 °F 94% 29.47 in 1.8 mi WNW 12.7 mph 18.4 mph 0.16 in Rain Heavy Rain
10:45 AM 50.0 °F - 48.2 °F 94% 29.47 in 2.0 mi WNW 8.1 mph 17.3 mph 0.18 in Rain Heavy Rain
10:54 AM 48.9 °F - 46.9 °F 93% 29.43 in 4.0 mi NW 13.8 mph 21.9 mph 0.20 in Rain Rain
11:54 AM 50.0 °F - 48.0 °F 93% 29.39 in 10.0 mi SSW 3.5 mph - 0.00 in   Overcast
12:54 PM 53.1 °F - 45.0 °F 74% 29.38 in 10.0 mi WSW 16.1 mph 23.0 mph N/A   Clear
1:54 PM 54.0 °F - 30.0 °F 40% 29.37 in 10.0 mi West 34.5 mph 46.0 mph N/A   Clear
2:54 PM 59.0 °F - 28.9 °F 32% 29.34 in 10.0 mi West 33.4 mph 41.4 mph N/A   Partly Cloudy
3:54 PM 55.0 °F - 25.0 °F 31% 29.39 in 10.0 mi WNW 35.7 mph 49.5 mph 0.00 in   Mostly Cloudy
4:54 PM 52.0 °F - 25.0 °F 35% 29.41 in 10.0 mi WNW 27.6 mph 46.0 mph N/A   Partly Cloudy
5:54 PM 50.0 °F - 23.0 °F 35% 29.46 in 10.0 mi West 27.6 mph 41.4 mph N/A   Mostly Cloudy
6:54 PM 46.9 °F - 21.0 °F 36% 29.51 in 10.0 mi West 18.4 mph 26.5 mph N/A   Mostly Cloudy
7:54 PM 46.0 °F 37.8 °F 21.9 °F 39% 29.55 in 10.0 mi West 23.0 mph 32.2 mph N/A   Overcast
8:54 PM 45.0 °F 36.2 °F 24.1 °F 44% 29.63 in 10.0 mi WNW 24.2 mph 39.1 mph N/A   Overcast
9:54 PM 44.1 °F 33.7 °F 24.1 °F 45% 29.67 in 10.0 mi WNW 32.2 mph 52.9 mph N/A   Overcast
10:54 PM 43.0 °F 33.5 °F 25.0 °F 49% 29.69 in 10.0 mi WNW 24.2 mph 41.4 mph N/A   Overcast
11:54 PM 41.0 °F 31.6 °F 25.0 °F 53% 29.74 in 10.0 mi WNW 20.7 mph 31.1 mph N/A   Overcast