Great Falls, MT

4:41 PM MDT on June 25, 2017 (GMT -0600)
Great Falls International

Weather History for KGTF - August, 2012

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Monday, August 20, 2012

  Actual Average Record
Temperature  
Mean Temperature 73 °F 66 °F  
Max Temperature 93 °F 82 °F 99 °F (1931)
Min Temperature 53 °F 50 °F 39 °F (1916)
Degree Days  
Heating Degree Days 0 3  
Month to date heating degree days 21 31  
Since 1 June heating degree days 157 272  
Since 1 July heating degree days 25 81  
Cooling Degree Days 8 3  
Month to date cooling degree days 124 87  
Year to date cooling degree days 416 250  
Since 1 June cooling degree days 411 243  
Growing Degree Days 22 (Base 50)    
Moisture  
Dew Point 37 °F    
Average Humidity 34    
Maximum Humidity 55    
Minimum Humidity 13    
Precipitation  
Precipitation 0.00 in 0.06 in 1.58 in (1974)
Month to date precipitation 0.36 0.96  
Year to date precipitation 9.79 10.72  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2002)
Month to date snowfall 0.0 0.1  
Since 1 June snowfall 0.0 0.4  
Since 1 July snowfall 0.0 0.1  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.89 in    
Wind  
Wind Speed 6 mph (WSW)    
Max Wind Speed 13 mph    
Max Gust Speed 17 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

Aug. 20, 2012 Rise Set
Actual Time 6:28 AM MDT 8:27 PM MDT
Civil Twilight 5:55 AM MDT 9:00 PM MDT
Nautical Twilight 5:15 AM MDT 9:41 PM MDT
Astronomical Twilight 4:29 AM MDT 10:25 PM MDT
Moon 10:15 AM MDT (8/20) 9:30 PM MDT (8/20)
Length of Visible Light 15h 04m
Length of Day
13h 58m
Waxing Crescent, 11% of the Moon is Illuminated
Aug 20
Waxing Crescent
Aug 24
First Quarter
Aug 31
Full
Sep 8
Last Quarter
Sep 15
New

Hourly Weather History & Observations

Time (MDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 63.0 °F 37.0 °F 38% 29.86 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 62.1 °F 37.0 °F 39% 29.86 in 10.0 mi WSW 3.5 mph - N/A   Clear
2:53 AM 57.0 °F 36.0 °F 45% 29.87 in 10.0 mi West 5.8 mph - N/A   Clear
3:53 AM 57.9 °F 37.9 °F 47% 29.88 in 10.0 mi SW 8.1 mph - N/A   Clear
4:53 AM 57.0 °F 39.0 °F 51% 29.88 in 10.0 mi SW 8.1 mph - N/A   Clear
5:53 AM 54.0 °F 37.9 °F 55% 29.90 in 10.0 mi SW 8.1 mph - N/A   Clear
6:53 AM 55.0 °F 39.0 °F 55% 29.92 in 10.0 mi WSW 9.2 mph - N/A   Clear
7:53 AM 63.0 °F 39.9 °F 43% 29.92 in 10.0 mi SW 3.5 mph - N/A   Clear
8:53 AM 68.0 °F 37.9 °F 33% 29.94 in 10.0 mi West 6.9 mph - N/A   Clear
9:53 AM 73.0 °F 37.0 °F 27% 29.94 in 10.0 mi West 6.9 mph - N/A   Clear
10:53 AM 79.0 °F 33.1 °F 19% 29.93 in 10.0 mi WNW 4.6 mph - N/A   Clear
11:53 AM 82.0 °F 32.0 °F 16% 29.93 in 10.0 mi Calm Calm - N/A   Clear
12:53 PM 86.0 °F 34.0 °F 16% 29.91 in 10.0 mi Variable 4.6 mph - N/A   Clear
1:53 PM 90.0 °F 34.0 °F 14% 29.89 in 10.0 mi Variable 5.8 mph - N/A   Clear
2:53 PM 91.9 °F 34.0 °F 13% 29.88 in 10.0 mi East 8.1 mph - N/A   Clear
3:53 PM 91.0 °F 34.0 °F 13% 29.87 in 10.0 mi NE 5.8 mph - N/A   Clear
4:53 PM 91.9 °F 33.1 °F 12% 29.86 in 10.0 mi North 5.8 mph - N/A   Clear
5:53 PM 91.0 °F 33.1 °F 13% 29.87 in 10.0 mi South 6.9 mph - N/A   Clear
6:53 PM 87.1 °F 36.0 °F 16% 29.87 in 10.0 mi SW 9.2 mph - N/A   Clear
7:53 PM 81.0 °F 37.0 °F 21% 29.87 in 10.0 mi WSW 11.5 mph - N/A   Clear
8:53 PM 75.9 °F 39.0 °F 26% 29.88 in 10.0 mi SW 9.2 mph - N/A   Clear
9:53 PM 72.0 °F 39.9 °F 31% 29.89 in 10.0 mi SW 6.9 mph - N/A   Clear
10:53 PM 70.0 °F 39.0 °F 32% 29.89 in 10.0 mi West 5.8 mph - N/A   Clear
11:53 PM 68.0 °F 41.0 °F 37% 29.90 in 10.0 mi SSW 5.8 mph - N/A   Clear