Weather History for Lewistown, MT

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Saturday, December 8, 2012

  Actual Average Record
Temperature  
Mean Temperature 14 °F 24 °F  
Max Temperature 32 °F 35 °F 66 °F (1930)
Min Temperature -5 °F 13 °F -32 °F (1972)
Degree Days  
Heating Degree Days 51 41  
Month to date heating degree days 245 321  
Since 1 July heating degree days 2158 2449  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 314 210  
Moisture  
Dew Point 10 °F    
Average Humidity 79    
Maximum Humidity 95    
Minimum Humidity 63    
Precipitation  
Precipitation T in 0.02 in 0.30 in (2012)
Month to date precipitation T 0.17  
Year to date precipitation 14.82 16.36  
Snow  
Snow 0.00 in - - ()
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 29.92 in    
Wind  
Wind Speed 12 mph (WNW)    
Max Wind Speed 29 mph    
Max Gust Speed 36 mph    
Visibility 3 miles    
Events Fog , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 08, 2012 Rise Set
Actual Time 7:51 AM MST 4:28 PM MST
Civil Twilight 7:16 AM MST 5:03 PM MST
Nautical Twilight 6:37 AM MST 5:42 PM MST
Astronomical Twilight 6:00 AM MST 6:19 PM MST
Moon 2:02 AM MST (12/8) 1:15 PM MST (12/8)
Length of Visible Light 9h 47m
Length of Day
8h 37m
Waning Crescent, 27% of the Moon is Illuminated
Dec 8
Waning Crescent
Dec 13
New
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last 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 30.9 °F 21.7 °F 21.9 °F 69% 29.59 in 10.0 mi WSW 11.5 mph - N/A   Overcast
1:54 AM 30.0 °F 20.0 °F 23.0 °F 75% 29.60 in 10.0 mi West 12.7 mph - N/A   Overcast
2:54 AM 28.0 °F 17.0 °F 21.0 °F 75% 29.63 in 10.0 mi WNW 13.8 mph 23.0 mph N/A   Scattered Clouds
3:54 AM 27.0 °F 15.6 °F 21.9 °F 81% 29.66 in 10.0 mi West 13.8 mph - N/A   Overcast
4:41 AM 26.6 °F 18.2 °F 21.2 °F 80% 29.57 in 10.0 mi WNW 8.1 mph - N/A   Overcast
4:54 AM 26.1 °F 16.2 °F 21.9 °F 84% 29.67 in 10.0 mi West 10.4 mph - N/A   Overcast
5:11 AM 26.6 °F 19.1 °F 23.0 °F 86% 29.58 in 2.5 mi West 6.9 mph - 0.00 in Snow Light Snow
5:20 AM 26.6 °F 19.1 °F 23.0 °F 86% 29.58 in 1.2 mi West 6.9 mph - 0.00 in Snow Light Snow
5:33 AM 26.6 °F 16.8 °F 23.0 °F 86% 29.58 in 1.0 mi West 10.4 mph - 0.00 in Snow Light Snow
5:41 AM 24.8 °F 13.4 °F 24.8 °F 100% 29.58 in 0.8 mi West 12.7 mph - 0.00 in Snow Light Snow
5:54 AM 26.1 °F 13.1 °F 24.1 °F 92% 29.67 in 0.5 mi WNW 17.3 mph 25.3 mph 0.00 in Fog , Snow Snow
6:09 AM 24.8 °F 14.6 °F 24.8 °F 100% 29.58 in 1.0 mi WNW 10.4 mph - 0.00 in Snow Light Snow
6:17 AM 24.8 °F 15.3 °F 24.8 °F 100% 29.58 in 0.8 mi WNW 9.2 mph - 0.00 in Snow Light Snow
6:34 AM 24.8 °F 12.9 °F 24.8 °F 100% 29.59 in 1.0 mi West 13.8 mph 19.6 mph 0.00 in Snow Light Snow
6:44 AM 24.8 °F 11.5 °F 23.0 °F 93% 29.60 in 0.8 mi West 17.3 mph - 0.00 in Snow Light Snow
6:54 AM 21.9 °F 6.2 °F 19.9 °F 92% 29.72 in 0.5 mi WNW 21.9 mph 35.7 mph 0.00 in Fog , Snow Snow
7:07 AM 19.4 °F 3.2 °F 17.6 °F 93% 29.63 in 1.2 mi WNW 20.7 mph 33.4 mph 0.00 in Snow Light Snow
7:14 AM 17.6 °F 0.5 °F 15.8 °F 93% 29.64 in 3.0 mi WNW 21.9 mph 29.9 mph 0.00 in Snow Light Snow
7:22 AM 17.6 °F 0.9 °F 15.8 °F 93% 29.65 in 1.8 mi WNW 20.7 mph 28.8 mph 0.00 in Snow Light Snow
7:46 AM 14.0 °F -6.2 °F 10.4 °F 86% 29.68 in 0.8 mi WNW 27.6 mph 35.7 mph 0.00 in Snow Light Snow
7:54 AM 12.9 °F -6.1 °F 10.0 °F 88% 29.82 in 0.5 mi WNW 23.0 mph 35.7 mph 0.00 in Fog , Snow Snow
8:01 AM 12.2 °F -8.2 °F 10.4 °F 92% 29.71 in 0.2 mi WNW 26.5 mph 32.2 mph 0.00 in Fog , Snow Heavy Snow
8:42 AM 10.4 °F -5.4 °F 8.6 °F 92% 29.77 in 0.5 mi NW 13.8 mph 26.5 mph 0.00 in Fog , Snow Snow
8:54 AM 10.0 °F -9.1 °F 7.0 °F 87% 29.93 in 0.8 mi NW 20.7 mph 27.6 mph 0.00 in Snow Light Snow
9:04 AM 10.4 °F -7.7 °F 6.8 °F 85% 29.80 in 1.0 mi NW 18.4 mph 28.8 mph 0.00 in Snow Light Snow
9:11 AM 10.4 °F -4.8 °F 6.8 °F 85% 29.81 in 0.5 mi NW 12.7 mph 28.8 mph 0.00 in Fog , Snow Snow
9:21 AM 10.4 °F -8.6 °F 6.8 °F 85% 29.81 in 0.2 mi NW 20.7 mph 33.4 mph 0.00 in Fog , Snow Snow
9:54 AM 10.0 °F -8.1 °F 7.0 °F 87% 29.99 in 0.2 mi WNW 18.4 mph 24.2 mph 0.00 in Fog , Snow Snow
10:15 AM 8.6 °F -9.5 °F 6.8 °F 92% 29.86 in 0.5 mi NW 17.3 mph 25.3 mph 0.00 in Fog , Snow Light Snow
10:25 AM 8.6 °F -12.3 °F 6.8 °F 92% 29.87 in 0.5 mi WNW 24.2 mph 27.6 mph 0.00 in Fog , Snow Light Snow
10:54 AM 9.0 °F -8.5 °F 6.1 °F 88% 30.04 in 0.5 mi WNW 16.1 mph - 0.00 in Fog , Snow Snow
11:54 AM 8.1 °F -9.0 °F 3.9 °F 83% 30.07 in 0.8 mi WNW 15.0 mph - 0.00 in Snow Light Snow
12:54 PM 8.1 °F -7.7 °F 3.9 °F 83% 30.09 in 1.0 mi NW 12.7 mph - 0.00 in Snow Light Snow
1:28 PM 6.8 °F -7.8 °F 3.2 °F 85% 29.95 in 2.0 mi WNW 10.4 mph - 0.00 in Snow Light Snow
1:44 PM 6.8 °F -10.0 °F 3.2 °F 85% 29.96 in 1.8 mi WNW 13.8 mph - 0.00 in Snow Light Snow
1:52 PM 8.6 °F -5.5 °F 3.2 °F 79% 29.96 in 2.5 mi WNW 10.4 mph - 0.00 in Snow Light Snow
1:54 PM 8.1 °F -7.7 °F 3.9 °F 83% 30.12 in 2.5 mi West 12.7 mph - 0.00 in Snow Light Snow
2:08 PM 8.6 °F -5.5 °F 3.2 °F 79% 29.97 in 2.5 mi WNW 10.4 mph - 0.00 in Snow Light Snow
2:16 PM 6.8 °F -9.3 °F 3.2 °F 85% 29.98 in 3.0 mi WNW 12.7 mph 19.6 mph 0.00 in Snow Light Snow
2:54 PM 7.0 °F -5.7 °F 3.9 °F 87% 30.17 in 2.5 mi WNW 8.1 mph - 0.00 in Snow Light Snow
3:09 PM 8.6 °F -3.7 °F 3.2 °F 79% 30.02 in 3.0 mi WNW 8.1 mph - 0.00 in Snow Light Snow
3:32 PM 6.8 °F -5.9 °F 3.2 °F 85% 30.03 in 2.5 mi WNW 8.1 mph - 0.00 in Snow Light Snow
3:45 PM 6.8 °F -6.9 °F 3.2 °F 85% 30.05 in 3.0 mi WNW 9.2 mph - 0.00 in Snow Light Snow
3:54 PM 7.0 °F -7.5 °F 3.0 °F 84% 30.22 in 3.0 mi WNW 10.4 mph 17.3 mph 0.00 in Snow Light Snow
4:09 PM 6.8 °F -6.9 °F 3.2 °F 85% 30.06 in 3.0 mi WNW 9.2 mph - 0.00 in Snow Light Snow
4:31 PM 6.8 °F -6.9 °F 3.2 °F 85% 30.08 in 2.5 mi West 9.2 mph - 0.00 in Snow Light Snow
4:40 PM 6.8 °F -5.9 °F 3.2 °F 85% 30.08 in 3.0 mi West 8.1 mph - 0.00 in Snow Light Snow
4:54 PM 7.0 °F -6.6 °F 3.0 °F 84% 30.26 in 4.0 mi WNW 9.2 mph - 0.00 in Snow Light Snow
5:54 PM 7.0 °F -3.3 °F 3.0 °F 84% 30.27 in 10.0 mi WSW 5.8 mph - 0.00 in   Overcast
6:54 PM 7.0 °F -4.5 °F 3.0 °F 84% 30.31 in 4.0 mi WSW 6.9 mph - 0.00 in Snow Light Snow
7:22 PM 6.8 °F -2.0 °F 3.2 °F 85% 30.13 in 2.5 mi SW 4.6 mph - 0.00 in Snow Light Snow
7:37 PM 6.8 °F -3.5 °F 3.2 °F 85% 30.14 in 2.0 mi WSW 5.8 mph - 0.00 in Snow Light Snow
7:54 PM 6.1 °F -2.8 °F 3.0 °F 87% 30.35 in 2.0 mi West 4.6 mph - 0.00 in Snow Light Snow
8:17 PM 6.8 °F -4.8 °F 1.4 °F 79% 30.14 in 3.0 mi West 6.9 mph - 0.00 in Snow Light Snow
8:54 PM 3.0 °F -8.0 °F 1.0 °F 91% 30.38 in 5.0 mi West 5.8 mph - 0.00 in   Overcast
9:54 PM 1.0 °F - -0.9 °F 91% 30.40 in 6.0 mi Calm Calm - N/A   Overcast
10:54 PM 1.0 °F -8.7 °F -2.0 °F 87% 30.41 in 8.0 mi SSE 4.6 mph - N/A   Clear
11:10 PM -0.4 °F -8.3 °F -2.2 °F 92% 30.17 in 8.0 mi ESE 3.5 mph - N/A   Mostly Cloudy
11:31 PM -0.4 °F -8.3 °F -2.2 °F 92% 30.18 in 9.0 mi SSE 3.5 mph - N/A   Scattered Clouds
11:54 PM -4.0 °F -16.3 °F -6.0 °F 91% 30.43 in 10.0 mi SSE 5.8 mph - N/A   Clear