Weather History for Great Falls, MT

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Saturday, September 14, 2013

  Actual Average Record
Temperature  
Mean Temperature 66 °F 57 °F  
Max Temperature 78 °F 71 °F 92 °F (1948)
Min Temperature 54 °F 43 °F 27 °F (1970)
Degree Days  
Heating Degree Days 0 9  
Month to date heating degree days 3 97  
Since 1 July heating degree days 27 218  
Cooling Degree Days 1 1  
Month to date cooling degree days 64 16  
Year to date cooling degree days 433 292  
Growing Degree Days 16 (Base 50)    
Moisture  
Dew Point 46 °F    
Average Humidity 55    
Maximum Humidity 77    
Minimum Humidity 33    
Precipitation  
Precipitation 0.00 in 0.05 in 0.95 in (1917)
Month to date precipitation 0.38 0.72  
Year to date precipitation 9.27 12.05  
Snow  
Snow 0.00 in 0.10 in 5.50 in (1973)
Month to date snowfall 0.0 0.4  
Since 1 July snowfall 0.0 0.7  
Since 1 September snowfall 0.0 0.4  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.99 in    
Wind  
Wind Speed 11 mph (North)    
Max Wind Speed 20 mph    
Max Gust Speed 28 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 14, 2013 Rise Set
Actual Time 7:02 AM MDT 7:38 PM MDT
Civil Twilight 6:31 AM MDT 8:09 PM MDT
Nautical Twilight 5:54 AM MDT 8:46 PM MDT
Astronomical Twilight 5:15 AM MDT 9:24 PM MDT
Moon 4:38 PM MDT (9/14) 1:20 AM MDT (9/14)
Length of Visible Light 13h 38m
Length of Day
12h 36m
Waxing Gibbous, 73% of the Moon is Illuminated
Sep 14
Waxing Gibbous
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter

Hourly Weather History & Observations

Time (MDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 59.0 °F 46.9 °F 64% 29.80 in 10.0 mi WNW 6.9 mph - N/A   Clear
1:53 AM 59.0 °F 48.0 °F 67% 29.82 in 10.0 mi WNW 8.1 mph - N/A   Clear
2:53 AM 57.9 °F 48.9 °F 72% 29.83 in 10.0 mi WNW 10.4 mph - N/A   Clear
3:53 AM 55.9 °F 48.9 °F 77% 29.85 in 10.0 mi WNW 9.2 mph - N/A   Clear
4:53 AM 59.0 °F 48.0 °F 67% 29.88 in 10.0 mi NW 8.1 mph - N/A   Clear
5:53 AM 57.0 °F 46.0 °F 67% 29.91 in 10.0 mi West 4.6 mph - N/A   Clear
6:53 AM 57.0 °F 46.0 °F 67% 29.93 in 10.0 mi NNW 6.9 mph - N/A   Clear
7:53 AM 57.9 °F 46.0 °F 65% 29.97 in 10.0 mi NNW 10.4 mph - N/A   Clear
8:53 AM 60.1 °F 46.9 °F 62% 30.00 in 10.0 mi North 13.8 mph - N/A   Clear
9:53 AM 63.0 °F 48.0 °F 58% 30.02 in 10.0 mi North 10.4 mph - N/A   Clear
10:53 AM 66.0 °F 48.9 °F 54% 30.03 in 10.0 mi East 5.8 mph - N/A   Clear
11:53 AM 71.1 °F 48.9 °F 45% 30.01 in 10.0 mi North 8.1 mph - N/A   Clear
12:53 PM 75.0 °F 48.9 °F 40% 30.02 in 10.0 mi NNE 10.4 mph 19.6 mph N/A   Mostly Cloudy
1:53 PM 75.9 °F 48.0 °F 37% 30.01 in 10.0 mi NE 10.4 mph - N/A   Partly Cloudy
2:53 PM 77.0 °F 46.0 °F 33% 30.02 in 10.0 mi NNE 13.8 mph 19.6 mph N/A   Partly Cloudy
3:53 PM 77.0 °F 46.9 °F 34% 30.02 in 10.0 mi NNE 18.4 mph 27.6 mph N/A   Partly Cloudy
4:53 PM 77.0 °F 46.9 °F 34% 30.01 in 10.0 mi NNE 17.3 mph 23.0 mph N/A   Clear
5:53 PM 73.9 °F 46.9 °F 38% 30.03 in 10.0 mi NE 10.4 mph - N/A   Partly Cloudy
6:53 PM 72.0 °F 44.1 °F 37% 30.04 in 10.0 mi NNE 15.0 mph - N/A   Clear
7:53 PM 68.0 °F 41.0 °F 37% 30.05 in 10.0 mi NNE 15.0 mph - N/A   Clear
8:08 PM 68.0 °F 39.2 °F 35% 30.10 in 10.0 mi NE 16.1 mph - N/A   Partly Cloudy
8:53 PM 64.9 °F 39.0 °F 39% 30.07 in 10.0 mi NE 12.7 mph - N/A   Clear
9:53 PM 62.1 °F 39.9 °F 44% 30.09 in 10.0 mi ENE 8.1 mph - N/A   Clear
10:53 PM 59.0 °F 41.0 °F 51% 30.10 in 10.0 mi East 5.8 mph - N/A   Clear
11:53 PM 60.1 °F 43.0 °F 53% 30.09 in 10.0 mi East 9.2 mph - N/A   Clear