Great Falls, MT

2:54 PM MST on December 15, 2017 (GMT -0700)
Great Falls International

Weather History for KGTF - September, 2014

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Wednesday, September 17, 2014

  Actual Average Record
Temperature  
Mean Temperature 69 °F 56 °F  
Max Temperature 84 °F 70 °F 92 °F (2009)
Min Temperature 53 °F 42 °F 26 °F (1965)
Degree Days  
Heating Degree Days 0 10  
Month to date heating degree days 190 126  
Since 1 July heating degree days 260 247  
Cooling Degree Days 4 1  
Month to date cooling degree days 4 19  
Year to date cooling degree days 328 295  
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 48 °F    
Average Humidity 54    
Maximum Humidity 77    
Minimum Humidity 31    
Precipitation  
Precipitation T in 0.05 in 1.09 in (1996)
Month to date precipitation 0.30 0.86  
Year to date precipitation 16.76 12.19  
Snow  
Snow 0.00 in 0.10 in 4.50 in (1988)
Month to date snowfall T 0.5  
Since 1 July snowfall T 0.8  
Since 1 September snowfall T 0.5  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.79 in    
Wind  
Wind Speed 7 mph (SSW)    
Max Wind Speed 18 mph    
Max Gust Speed 22 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Sep. 17, 2014 Rise Set
Actual Time 7:05 AM MDT 7:33 PM MDT
Civil Twilight 6:34 AM MDT 8:04 PM MDT
Nautical Twilight 5:58 AM MDT 8:40 PM MDT
Astronomical Twilight 5:20 AM MDT 9:18 PM MDT
Moon 12:51 AM MDT (9/17) 4:02 PM MDT (9/17)
Length of Visible Light 13h 29m
Length of Day
12h 27m
Waning Crescent, 34% of the Moon is Illuminated
Sep 17
Waning Crescent
Sep 24
New
Oct 1
First Quarter
Oct 8
Full
Oct 15
Last 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 43.0 °F 55% 29.85 in 10.0 mi SW 4.6 mph - N/A   Clear
1:53 AM 55.9 °F 43.0 °F 62% 29.85 in 10.0 mi West 6.9 mph - N/A   Partly Cloudy
2:53 AM 53.1 °F 46.0 °F 77% 29.86 in 10.0 mi Calm Calm - N/A   Partly Cloudy
3:53 AM 55.0 °F 46.9 °F 74% 29.83 in 10.0 mi SSW 4.6 mph - N/A   Scattered Clouds
4:53 AM 57.0 °F 46.0 °F 67% 29.83 in 10.0 mi South 4.6 mph - 0.00 in   Partly Cloudy
5:53 AM 57.0 °F 45.0 °F 64% 29.83 in 10.0 mi SSW 8.1 mph - N/A   Clear
6:53 AM 57.9 °F 46.0 °F 65% 29.84 in 10.0 mi SSW 13.8 mph - N/A   Mostly Cloudy
7:53 AM 55.9 °F 46.0 °F 69% 29.86 in 10.0 mi SSW 9.2 mph - 0.00 in   Clear
8:53 AM 64.9 °F 48.0 °F 54% 29.85 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 66.9 °F 48.9 °F 52% 29.85 in 10.0 mi Calm Calm - N/A   Clear
10:53 AM 70.0 °F 50.0 °F 49% 29.85 in 10.0 mi South 5.8 mph - N/A   Clear
11:53 AM 75.2 °F 50.0 °F 41% 29.89 in 10.0 mi South 5.8 mph - N/A   Clear
12:53 PM 78.1 °F 46.9 °F 33% 29.80 in 10.0 mi South 5.8 mph - N/A   Clear
1:53 PM 82.0 °F 48.0 °F 30% 29.78 in 10.0 mi South 5.8 mph - N/A   Clear
2:53 PM 82.0 °F 48.9 °F 31% 29.76 in 10.0 mi SSW 4.6 mph - N/A   Clear
3:53 PM 81.0 °F 51.1 °F 35% 29.75 in 10.0 mi SW 3.5 mph - N/A   Clear
4:53 PM 79.0 °F 55.0 °F 44% 29.73 in 10.0 mi South 4.6 mph - N/A   Clear
5:53 PM 77.0 °F 55.0 °F 47% 29.72 in 10.0 mi SSE 4.6 mph - N/A   Clear
6:53 PM 73.0 °F 52.0 °F 48% 29.72 in 10.0 mi SSW 9.2 mph - N/A   Clear
7:53 PM 68.0 °F 52.0 °F 56% 29.73 in 10.0 mi SSW 8.1 mph - N/A   Clear
8:53 PM 71.1 °F 48.0 °F 44% 29.70 in 10.0 mi SSW 12.7 mph - N/A   Clear
9:53 PM 66.9 °F 48.0 °F 51% 29.70 in 10.0 mi South 9.2 mph - N/A   Clear
10:53 PM 69.1 °F 48.0 °F 47% 29.68 in 10.0 mi SSW 8.1 mph - N/A   Clear
11:53 PM 69.1 °F 43.0 °F 39% 29.67 in 10.0 mi South 11.5 mph - N/A   Clear