Weather History for Great Falls, MT

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Saturday, August 4, 2012

  Actual Average Record
Temperature  
Mean Temperature 66 °F 69 °F  
Max Temperature 84 °F 85 °F 102 °F (1961)
Min Temperature 47 °F 53 °F 41 °F (1982)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 6 4  
Since 1 June heating degree days 142 245  
Since 1 July heating degree days 10 54  
Cooling Degree Days 1 5  
Month to date cooling degree days 10 20  
Year to date cooling degree days 302 183  
Since 1 June cooling degree days 297 176  
Growing Degree Days 14 (Base 50)    
Moisture  
Dew Point 40 °F    
Average Humidity 50    
Maximum Humidity 82    
Minimum Humidity 18    
Precipitation  
Precipitation 0.00 in 0.04 in 0.73 in (1911)
Month to date precipitation 0.13 0.16  
Year to date precipitation 9.56 9.92  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2002)
Month to date snowfall 0.0 0.0  
Since 1 June snowfall 0.0 0.3  
Since 1 July snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.10 in    
Wind  
Wind Speed 7 mph (South)    
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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Astronomy

Aug. 04, 2012 Rise Set
Actual Time 6:07 AM MDT 8:54 PM MDT
Civil Twilight 5:32 AM MDT 9:29 PM MDT
Nautical Twilight 4:47 AM MDT 10:14 PM MDT
Astronomical Twilight 3:53 AM MDT 11:07 PM MDT
Moon 9:45 PM MDT (8/4) 9:16 AM MDT (8/4)
Length of Visible Light 15h 56m
Length of Day
14h 46m
Waning Gibbous, 92% of the Moon is Illuminated
Aug 4
Waning Gibbous
Aug 9
Last Quarter
Aug 17
New
Aug 24
First Quarter
Aug 31
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 52.0 °F 44.1 °F 74% 30.16 in 10.0 mi South 5.8 mph - N/A   Clear
1:53 AM 50.0 °F 43.0 °F 77% 30.15 in 10.0 mi SSW 5.8 mph - N/A   Clear
2:53 AM 48.0 °F 42.1 °F 80% 30.15 in 10.0 mi SSW 8.1 mph - N/A   Clear
3:53 AM 46.9 °F 41.0 °F 80% 30.15 in 10.0 mi SSW 9.2 mph - N/A   Clear
4:53 AM 48.9 °F 42.1 °F 77% 30.15 in 10.0 mi SSW 10.4 mph - N/A   Clear
5:53 AM 46.9 °F 41.0 °F 80% 30.14 in 10.0 mi SSW 8.1 mph - N/A   Clear
6:53 AM 50.0 °F 42.1 °F 74% 30.15 in 10.0 mi WSW 3.5 mph - N/A   Clear
7:53 AM 55.4 °F 44.6 °F 67% 30.18 in 10.0 mi SSW 8.1 mph - N/A   Clear
8:53 AM 62.1 °F 43.0 °F 50% 30.13 in 10.0 mi SSW 10.4 mph - N/A   Clear
9:53 AM 68.0 °F 43.0 °F 40% 30.13 in 10.0 mi SW 11.5 mph - N/A   Clear
10:53 AM 73.0 °F 39.9 °F 30% 30.13 in 10.0 mi SW 9.2 mph - N/A   Clear
11:53 AM 75.0 °F 39.9 °F 28% 30.12 in 10.0 mi Variable 3.5 mph - N/A   Clear
12:53 PM 77.0 °F 39.0 °F 25% 30.10 in 10.0 mi Variable 4.6 mph - N/A   Clear
1:53 PM 78.1 °F 37.9 °F 24% 30.10 in 10.0 mi Calm Calm - N/A   Clear
2:53 PM 80.1 °F 37.0 °F 21% 30.08 in 10.0 mi Variable 4.6 mph - N/A   Clear
3:53 PM 82.0 °F 36.0 °F 19% 30.07 in 10.0 mi SSW 10.4 mph - N/A   Clear
4:53 PM 82.0 °F 35.1 °F 18% 30.06 in 10.0 mi SE 6.9 mph - N/A   Clear
5:53 PM 82.0 °F 35.1 °F 18% 30.06 in 10.0 mi Variable 4.6 mph - N/A   Clear
6:53 PM 82.9 °F 35.1 °F 18% 30.03 in 10.0 mi Calm Calm - N/A   Clear
7:53 PM 80.1 °F 36.0 °F 20% 30.02 in 10.0 mi ENE 4.6 mph - N/A   Clear
8:53 PM 72.0 °F 39.0 °F 30% 30.02 in 10.0 mi ESE 5.8 mph - N/A   Clear
9:53 PM 68.0 °F 37.0 °F 32% 30.02 in 10.0 mi East 6.9 mph - N/A   Clear
10:53 PM 66.0 °F 37.9 °F 36% 30.01 in 10.0 mi ESE 8.1 mph - N/A   Clear
11:53 PM 64.9 °F 39.0 °F 39% 30.00 in 10.0 mi ESE 6.9 mph - N/A   Clear