Great Falls, MT

11:11 PM MDT on June 27, 2017 (GMT -0600)
Great Falls International

Weather History for KGTF - September, 2013

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Monday, September 16, 2013

  Actual Average Record
Temperature  
Mean Temperature 75 °F 56 °F  
Max Temperature 90 °F 70 °F 91 °F (2009)
Min Temperature 59 °F 42 °F 27 °F (1965)
Degree Days  
Heating Degree Days 0 10  
Month to date heating degree days 4 116  
Since 1 July heating degree days 28 237  
Cooling Degree Days 10 1  
Month to date cooling degree days 74 18  
Year to date cooling degree days 443 294  
Growing Degree Days 24 (Base 50)    
Moisture  
Dew Point 48 °F    
Average Humidity 42    
Maximum Humidity 63    
Minimum Humidity 21    
Precipitation  
Precipitation T in 0.05 in 0.74 in (1959)
Month to date precipitation 0.38 0.81  
Year to date precipitation 9.27 12.14  
Snow  
Snow 0.00 in 0.00 in 1.30 in (2006)
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 29.72 in    
Wind  
Wind Speed 11 mph (SSW)    
Max Wind Speed 30 mph    
Max Gust Speed 41 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Date:

Astronomy

Sep. 16, 2013 Rise Set
Actual Time 7:04 AM MDT 7:34 PM MDT
Civil Twilight 6:33 AM MDT 8:05 PM MDT
Nautical Twilight 5:57 AM MDT 8:42 PM MDT
Astronomical Twilight 5:19 AM MDT 9:20 PM MDT
Moon 5:53 PM MDT (9/16) 3:44 AM MDT (9/16)
Length of Visible Light 13h 31m
Length of Day
12h 30m
Waxing Gibbous, 90% of the Moon is Illuminated
Sep 16
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 66.9 °F 53.1 °F 61% 29.80 in 10.0 mi South 13.8 mph - N/A   Clear
1:53 AM 66.9 °F 52.0 °F 59% 29.78 in 10.0 mi South 10.4 mph - N/A   Clear
2:53 AM 66.0 °F 52.0 °F 60% 29.77 in 10.0 mi South 17.3 mph 21.9 mph N/A   Clear
3:53 AM 66.0 °F 52.0 °F 60% 29.75 in 10.0 mi South 15.0 mph - N/A   Clear
4:53 AM 66.0 °F 51.1 °F 59% 29.75 in 10.0 mi South 17.3 mph - N/A   Clear
5:53 AM 66.0 °F 51.1 °F 59% 29.76 in 10.0 mi SSW 13.8 mph - N/A   Clear
6:53 AM 64.9 °F 50.0 °F 58% 29.77 in 10.0 mi SSW 6.9 mph - N/A   Clear
7:53 AM 64.9 °F 48.9 °F 56% 29.76 in 10.0 mi South 8.1 mph - N/A   Clear
8:53 AM 71.1 °F 50.0 °F 47% 29.75 in 10.0 mi SSW 12.7 mph - N/A   Clear
9:53 AM 75.0 °F 50.0 °F 41% 29.75 in 10.0 mi South 16.1 mph - N/A   Clear
10:53 AM 79.0 °F 48.9 °F 35% 29.73 in 10.0 mi South 13.8 mph - N/A   Clear
11:53 AM 84.0 °F 48.0 °F 28% 29.70 in 10.0 mi SSW 12.7 mph 23.0 mph N/A   Clear
12:53 PM 87.1 °F 46.0 °F 24% 29.69 in 10.0 mi SW 17.3 mph 25.3 mph N/A   Clear
1:53 PM 88.0 °F 43.0 °F 21% 29.67 in 10.0 mi SW 17.3 mph 24.2 mph N/A   Clear
2:53 PM 89.1 °F 44.1 °F 21% 29.64 in 10.0 mi SW 9.2 mph - N/A   Clear
3:53 PM 84.2 °F 44.6 °F 25% 29.63 in 10.0 mi SW 13.8 mph 21.9 mph N/A   Partly Cloudy
4:08 PM 73.4 °F 51.8 °F 47% 29.75 in 10.0 mi WNW 17.3 mph 41.4 mph N/A   Mostly Cloudy
4:53 PM 82.0 °F 48.0 °F 30% 29.66 in 10.0 mi South 15.0 mph 19.6 mph 0.00 in   Clear
5:11 PM 80.6 °F 48.2 °F 32% 29.75 in 10.0 mi SSE 11.5 mph - N/A   Clear
5:53 PM 80.1 °F 46.0 °F 30% 29.64 in 10.0 mi South 5.8 mph - N/A   Clear
6:53 PM 78.1 °F 48.0 °F 35% 29.63 in 10.0 mi South 4.6 mph - N/A   Clear
7:53 PM 71.1 °F 45.0 °F 39% 29.66 in 10.0 mi SSW 9.2 mph - N/A   Clear
8:53 PM 64.9 °F 45.0 °F 48% 29.68 in 10.0 mi West 5.8 mph - N/A   Partly Cloudy
9:53 PM 64.9 °F 45.0 °F 48% 29.68 in 10.0 mi SW 3.5 mph - N/A   Scattered Clouds
10:53 PM 60.1 °F 46.9 °F 62% 29.72 in 10.0 mi Variable 4.6 mph - N/A   Partly Cloudy
11:53 PM 62.1 °F 41.0 °F 46% 29.73 in 10.0 mi NW 3.5 mph - N/A   Clear