Weather History for Great Falls, MT

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Tuesday, November 20, 2012

  Actual Average Record
Temperature  
Mean Temperature 55 °F 31 °F  
Max Temperature 63 °F 41 °F 67 °F (1936)
Min Temperature 47 °F 22 °F -19 °F (1900)
Degree Days  
Heating Degree Days 10 34  
Month to date heating degree days 514 593  
Since 1 July heating degree days 1339 1613  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 484 298  
Growing Degree Days 4 (Base 50)    
Moisture  
Dew Point 32 °F    
Average Humidity 52    
Maximum Humidity 71    
Minimum Humidity 32    
Precipitation  
Precipitation T in 0.02 in 0.96 in (1946)
Month to date precipitation 1.22 0.40  
Year to date precipitation 12.38 14.01  
Snow  
Snow 0.00 in 0.30 in 10.80 in (1946)
Month to date snowfall 15.8 5.1  
Since 1 July snowfall 20.9 10.7  
Since 1 September snowfall 20.9 10.4  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.74 in    
Wind  
Wind Speed 19 mph (SW)    
Max Wind Speed 36 mph    
Max Gust Speed 45 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Nov. 20, 2012 Rise Set
Actual Time 7:38 AM MST 4:43 PM MST
Civil Twilight 7:04 AM MST 5:17 PM MST
Nautical Twilight 6:26 AM MST 5:55 PM MST
Astronomical Twilight 5:50 AM MST 6:32 PM MST
Moon 12:59 PM MST No Moon Set
Length of Visible Light 10h 13m
Length of Day
9h 05m
First Quarter, 52% of the Moon is Illuminated
Nov 20
First Quarter
Nov 28
Full
Dec 6
Last Quarter
Dec 13
New
Dec 19
First Quarter

Hourly Weather History & Observations

Time (MST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 53.1 °F 30.0 °F 41% 29.74 in 10.0 mi SSW 26.5 mph 35.7 mph N/A   Clear
1:53 AM 53.1 °F 30.0 °F 41% 29.75 in 10.0 mi SSW 24.2 mph 31.1 mph N/A   Clear
2:53 AM 53.1 °F 30.0 °F 41% 29.73 in 10.0 mi SW 25.3 mph 32.2 mph N/A   Clear
3:53 AM 54.0 °F 30.0 °F 40% 29.70 in 10.0 mi SW 34.5 mph 41.4 mph N/A   Clear
4:53 AM 54.0 °F 30.0 °F 40% 29.73 in 10.0 mi SW 27.6 mph 40.3 mph N/A   Clear
5:53 AM 53.1 °F 30.0 °F 41% 29.76 in 10.0 mi SSW 25.3 mph - N/A   Clear
6:53 AM 55.0 °F 30.9 °F 40% 29.76 in 10.0 mi SSW 25.3 mph 35.7 mph N/A   Clear
7:53 AM 52.0 °F 30.9 °F 45% 29.76 in 10.0 mi SSW 24.2 mph - N/A   Clear
8:53 AM 54.0 °F 32.0 °F 43% 29.78 in 10.0 mi SSW 20.7 mph - N/A   Clear
9:53 AM 57.0 °F 32.0 °F 39% 29.76 in 10.0 mi SSW 21.9 mph 27.6 mph N/A   Clear
10:53 AM 59.0 °F 32.0 °F 36% 29.77 in 10.0 mi SSW 15.0 mph - N/A   Clear
11:53 AM 60.1 °F 32.0 °F 35% 29.75 in 10.0 mi SSW 16.1 mph - N/A   Clear
12:53 PM 62.1 °F 32.0 °F 32% 29.72 in 10.0 mi SSW 16.1 mph 24.2 mph N/A   Partly Cloudy
1:53 PM 62.1 °F 32.0 °F 32% 29.70 in 10.0 mi SSW 18.4 mph - N/A   Scattered Clouds
2:53 PM 60.1 °F 32.0 °F 35% 29.70 in 10.0 mi SW 13.8 mph - N/A   Clear
3:53 PM 57.9 °F 32.0 °F 37% 29.72 in 10.0 mi SSW 18.4 mph - N/A   Clear
4:53 PM 55.9 °F 33.1 °F 42% 29.74 in 10.0 mi SSW 16.1 mph - N/A   Partly Cloudy
5:53 PM 54.0 °F 34.0 °F 47% 29.74 in 10.0 mi SSW 15.0 mph - N/A   Clear
6:53 PM 54.0 °F 34.0 °F 47% 29.73 in 10.0 mi SSW 15.0 mph - N/A   Clear
7:53 PM 54.0 °F 34.0 °F 47% 29.75 in 10.0 mi SSW 17.3 mph - N/A   Clear
8:53 PM 55.0 °F 34.0 °F 45% 29.74 in 10.0 mi SW 11.5 mph - N/A   Overcast
9:53 PM 52.0 °F 35.1 °F 53% 29.77 in 10.0 mi SW 6.9 mph - N/A   Overcast
10:53 PM 46.9 °F 37.0 °F 68% 29.78 in 10.0 mi West 10.4 mph - 0.00 in   Mostly Cloudy
11:53 PM 46.9 °F 37.0 °F 68% 29.78 in 10.0 mi West 11.5 mph - 0.00 in Rain Light Rain