Weather History for Great Falls, MT

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Monday, December 3, 2012

  Actual Average Record
Temperature  
Mean Temperature 43 °F 27 °F  
Max Temperature 48 °F 36 °F 61 °F (1987)
Min Temperature 37 °F 17 °F -19 °F (1972)
Degree Days  
Heating Degree Days 22 38  
Month to date heating degree days 59 114  
Since 1 July heating degree days 1676 2083  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 484 298  
Moisture  
Dew Point 22 °F    
Average Humidity 43    
Maximum Humidity 52    
Minimum Humidity 34    
Precipitation  
Precipitation 0.00 in 0.02 in 0.36 in (1950)
Month to date precipitation 0.01 0.06  
Year to date precipitation 12.59 14.26  
Snow  
Snow 0.00 in 0.30 in 5.70 in (2002)
Month to date snowfall 0.0 0.9  
Since 1 July snowfall 21.7 14.6  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.92 in    
Wind  
Wind Speed 22 mph (SW)    
Max Wind Speed 39 mph    
Max Gust Speed 45 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 03, 2012 Rise Set
Actual Time 7:55 AM MST 4:35 PM MST
Civil Twilight 7:20 AM MST 5:10 PM MST
Nautical Twilight 6:41 AM MST 5:49 PM MST
Astronomical Twilight 6:04 AM MST 6:26 PM MST
Moon 9:38 PM MST (12/3) 11:10 AM MST (12/3)
Length of Visible Light 9h 50m
Length of Day
8h 40m
Waning Gibbous, 77% of the Moon is Illuminated
Dec 3
Waning Gibbous
Dec 6
Last Quarter
Dec 13
New
Dec 19
First Quarter
Dec 28
Full

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 37.9 °F 27.6 °F 21.9 °F 53% 29.70 in 10.0 mi SSW 20.7 mph 29.9 mph N/A   Clear
1:53 AM 39.0 °F 27.8 °F 21.9 °F 50% 29.69 in 10.0 mi SW 26.5 mph 33.4 mph N/A   Clear
2:53 AM 39.9 °F 27.5 °F 21.9 °F 49% 29.71 in 10.0 mi SW 35.7 mph 44.9 mph N/A   Clear
3:53 AM 39.9 °F 29.5 °F 21.9 °F 49% 29.79 in 10.0 mi SW 24.2 mph - N/A   Clear
4:53 AM 41.0 °F 30.9 °F 21.9 °F 47% 29.81 in 10.0 mi SW 24.2 mph 35.7 mph N/A   Clear
5:53 AM 41.0 °F 31.4 °F 21.9 °F 47% 29.86 in 10.0 mi SW 21.9 mph 33.4 mph N/A   Clear
6:53 AM 39.9 °F 30.2 °F 21.9 °F 49% 29.88 in 10.0 mi SSW 20.7 mph - N/A   Clear
7:53 AM 39.0 °F 28.3 °F 21.9 °F 50% 29.90 in 10.0 mi SW 24.2 mph 31.1 mph N/A   Clear
8:53 AM 39.0 °F 29.9 °F 21.9 °F 50% 29.93 in 10.0 mi SW 17.3 mph - N/A   Clear
9:53 AM 44.1 °F 35.9 °F 23.0 °F 43% 29.93 in 10.0 mi SSW 19.6 mph 25.3 mph N/A   Clear
10:53 AM 46.0 °F 37.4 °F 21.9 °F 39% 29.93 in 10.0 mi SW 25.3 mph 32.2 mph N/A   Clear
11:53 AM 48.0 °F - 21.9 °F 36% 29.92 in 10.0 mi SW 20.7 mph 28.8 mph N/A   Clear
12:53 PM 46.0 °F 37.6 °F 21.9 °F 39% 29.94 in 10.0 mi WSW 24.2 mph 29.9 mph N/A   Clear
1:53 PM 46.0 °F 36.7 °F 21.9 °F 39% 29.91 in 10.0 mi WSW 29.9 mph 39.1 mph N/A   Clear
2:53 PM 44.1 °F 36.2 °F 21.9 °F 42% 29.94 in 10.0 mi WSW 18.4 mph 28.8 mph N/A   Clear
3:53 PM 43.0 °F 35.1 °F 21.0 °F 42% 29.97 in 10.0 mi WSW 17.3 mph - N/A   Clear
4:53 PM 41.0 °F 32.5 °F 21.0 °F 45% 30.00 in 10.0 mi SW 17.3 mph - N/A   Clear
5:53 PM 41.0 °F 32.2 °F 21.0 °F 45% 30.02 in 10.0 mi SW 18.4 mph - N/A   Clear
6:53 PM 41.0 °F 30.9 °F 21.9 °F 47% 30.02 in 10.0 mi SW 24.2 mph 32.2 mph N/A   Clear
7:53 PM 42.1 °F 33.9 °F 23.0 °F 47% 30.05 in 10.0 mi SW 17.3 mph 25.3 mph N/A   Clear
8:53 PM 39.9 °F 31.8 °F 23.0 °F 51% 30.06 in 10.0 mi SW 15.0 mph - N/A   Clear
9:53 PM 42.1 °F 33.3 °F 21.9 °F 45% 30.06 in 10.0 mi SW 19.6 mph - N/A   Clear
10:53 PM 42.1 °F 33.1 °F 21.9 °F 45% 30.06 in 10.0 mi SW 20.7 mph - N/A   Clear
11:53 PM 39.9 °F 32.1 °F 21.9 °F 49% 30.07 in 10.0 mi SW 13.8 mph - N/A   Clear