Weather History for Great Falls, MT

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Wednesday, August 13, 2014

  Actual Average Record
Temperature  
Mean Temperature 81 °F 68 °F  
Max Temperature 93 °F 84 °F 98 °F (1892)
Min Temperature 68 °F 51 °F 40 °F (1918)
Degree Days  
Heating Degree Days 0 2  
Month to date heating degree days 0 16  
Since 1 June heating degree days 228 257  
Since 1 July heating degree days 5 66  
Cooling Degree Days 16 4  
Month to date cooling degree days 104 62  
Year to date cooling degree days 283 225  
Since 1 June cooling degree days 283 218  
Growing Degree Days 30 (Base 50)    
Moisture  
Dew Point 43 °F    
Average Humidity 29    
Maximum Humidity 47    
Minimum Humidity 11    
Precipitation  
Precipitation 0.00 in 0.05 in 1.07 in (1974)
Month to date precipitation 0.02 0.58  
Year to date precipitation 12.09 10.34  
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 29.86 in    
Wind  
Wind Speed 10 mph (SW)    
Max Wind Speed 29 mph    
Max Gust Speed 33 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Aug. 13, 2014 Rise Set
Actual Time 6:19 AM MDT 8:40 PM MDT
Civil Twilight 5:45 AM MDT 9:14 PM MDT
Nautical Twilight 5:02 AM MDT 9:57 PM MDT
Astronomical Twilight 4:13 AM MDT 10:45 PM MDT
Moon 10:07 PM MDT (8/13) 10:09 AM MDT (8/13)
Length of Visible Light 15h 29m
Length of Day
14h 21m
Waning Gibbous, 87% of the Moon is Illuminated
Aug 13
Waning Gibbous
Aug 17
Last Quarter
Aug 25
New
Sep 2
First Quarter
Sep 8
Full

Hourly Weather History & Observations

Time (MDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 77.0 °F 48.0 °F 36% 29.85 in 10.0 mi South 9.2 mph - N/A   Scattered Clouds
1:53 AM 73.9 °F 50.0 °F 43% 29.89 in 10.0 mi SW 20.7 mph 27.6 mph N/A   Mostly Cloudy
2:53 AM 71.1 °F 48.9 °F 45% 29.86 in 10.0 mi SW 12.7 mph - N/A   Clear
3:53 AM 70.0 °F 48.9 °F 47% 29.86 in 10.0 mi South 10.4 mph - N/A   Clear
4:53 AM 72.0 °F 48.0 °F 43% 29.86 in 10.0 mi South 10.4 mph - N/A   Clear
7:53 AM 72.0 °F 48.9 °F 44% 29.89 in 10.0 mi SSW 16.1 mph - N/A   Clear
8:53 AM 78.8 °F 50.0 °F 36% 30.01 in 10.0 mi SW 15.0 mph 20.7 mph N/A   Clear
9:53 AM 81.0 °F 48.9 °F 33% 29.90 in 10.0 mi SW 20.7 mph 24.2 mph N/A   Clear
10:53 AM 84.0 °F 48.0 °F 28% 29.89 in 10.0 mi SSW 13.8 mph - N/A   Clear
11:53 AM 87.1 °F 46.0 °F 24% 29.87 in 10.0 mi West 6.9 mph - N/A   Clear
12:53 PM 89.1 °F 42.1 °F 19% 29.86 in 10.0 mi West 13.8 mph 21.9 mph N/A   Clear
1:53 PM 89.6 °F 35.6 °F 15% 29.97 in 10.0 mi SSW 10.4 mph - N/A   Clear
2:53 PM 90.0 °F 32.0 °F 13% 29.84 in 10.0 mi WSW 6.9 mph - N/A   Clear
3:53 PM 89.1 °F 30.0 °F 12% 29.83 in 10.0 mi SSW 4.6 mph - N/A   Clear
4:53 PM 91.9 °F 30.9 °F 11% 29.80 in 10.0 mi NW 4.6 mph - N/A   Clear
5:53 PM 91.0 °F 30.9 °F 12% 29.79 in 10.0 mi Variable 5.8 mph - N/A   Clear
6:53 PM 90.0 °F 32.0 °F 13% 29.79 in 10.0 mi East 3.5 mph - N/A   Clear
7:53 PM 84.9 °F 34.0 °F 16% 29.80 in 10.0 mi Calm Calm - N/A   Clear
8:53 PM 77.0 °F 46.9 °F 34% 29.82 in 10.0 mi West 13.8 mph - N/A   Clear
10:53 PM 71.1 °F 48.0 °F 44% 29.84 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
11:53 PM 71.1 °F 48.9 °F 45% 29.83 in 10.0 mi ESE 3.5 mph - N/A   Scattered Clouds