Weather History for Great Falls, MT

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Thursday, January 12, 2012

  Actual Average Record
Temperature  
Mean Temperature 28 °F 25 °F  
Max Temperature 36 °F 35 °F 62 °F (1959)
Min Temperature 20 °F 15 °F -35 °F (1916)
Degree Days  
Heating Degree Days 37 40  
Month to date heating degree days 353 485  
Since 1 July heating degree days 2993 3702  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 11 °F    
Average Humidity 49    
Maximum Humidity 62    
Minimum Humidity 35    
Precipitation  
Precipitation 0.00 in 0.02 in 0.19 in (1948)
Month to date precipitation 0.06 0.21  
Year to date precipitation 0.06 0.21  
Snow  
Snow 0.00 in 0.30 in 3.00 in (1913)
Month to date snowfall 1.3 3.6  
Since 1 July snowfall 11.3 26.8  
Snow Depth 1.00 in    
Sea Level Pressure  
Sea Level Pressure 30.27 in    
Wind  
Wind Speed 17 mph (SSW)    
Max Wind Speed 25 mph    
Max Gust Speed 30 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 12, 2012 Rise Set
Actual Time 8:10 AM MST 4:57 PM MST
Civil Twilight 7:35 AM MST 5:32 PM MST
Nautical Twilight 6:57 AM MST 6:10 PM MST
Astronomical Twilight 6:20 AM MST 6:47 PM MST
Moon 9:27 PM MST (1/12) 9:37 AM MST (1/12)
Length of Visible Light 9h 56m
Length of Day
8h 46m
Waning Gibbous, 86% of the Moon is Illuminated
Jan 12
Waning Gibbous
Jan 16
Last Quarter
Jan 23
New
Jan 30
First Quarter
Feb 7
Full

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 23.0 °F 9.2 °F 8.1 °F 53% 30.34 in 10.0 mi SSW 17.3 mph - N/A   Clear
1:53 AM 24.1 °F 10.1 °F 8.1 °F 51% 30.33 in 10.0 mi SSW 18.4 mph - N/A   Clear
2:53 AM 24.8 °F 11.9 °F 8.6 °F 50% 30.18 in 10.0 mi SSW 16.1 mph - N/A   Scattered Clouds
3:53 AM 26.1 °F 13.1 °F 10.0 °F 51% 30.35 in 10.0 mi SSW 17.3 mph - N/A   Mostly Cloudy
4:53 AM 24.1 °F 12.0 °F 10.0 °F 55% 30.37 in 10.0 mi SW 13.8 mph - N/A   Scattered Clouds
5:53 AM 25.0 °F 12.2 °F 10.0 °F 53% 30.37 in 10.0 mi SSW 16.1 mph - N/A   Overcast
6:53 AM 23.0 °F 10.1 °F 10.0 °F 58% 30.36 in 10.0 mi SW 15.0 mph - N/A   Clear
7:53 AM 21.9 °F 9.8 °F 10.0 °F 60% 30.37 in 10.0 mi SSW 12.7 mph - N/A   Clear
8:53 AM 21.9 °F 9.8 °F 10.0 °F 60% 30.39 in 10.0 mi SSW 12.7 mph - N/A   Partly Cloudy
9:53 AM 26.1 °F 13.1 °F 10.0 °F 51% 30.37 in 10.0 mi SSW 17.3 mph - N/A   Clear
10:53 AM 28.0 °F 15.7 °F 10.0 °F 47% 30.36 in 10.0 mi SSW 17.3 mph - N/A   Clear
11:53 AM 30.9 °F 20.7 °F 12.0 °F 46% 30.34 in 10.0 mi SW 13.8 mph - N/A   Clear
12:53 PM 34.0 °F 25.0 °F 12.0 °F 40% 30.32 in 10.0 mi SW 12.7 mph - N/A   Clear
1:53 PM 36.0 °F 27.1 °F 10.9 °F 36% 30.30 in 10.0 mi SW 13.8 mph - N/A   Clear
2:53 PM 34.0 °F 25.5 °F 14.0 °F 44% 30.29 in 10.0 mi SSW 11.5 mph - N/A   Clear
3:53 PM 30.9 °F 20.2 °F 12.0 °F 46% 30.27 in 10.0 mi SSW 15.0 mph - N/A   Clear
4:53 PM 30.9 °F 19.4 °F 12.0 °F 46% 30.23 in 10.0 mi SSW 17.3 mph - N/A   Clear
5:53 PM 30.0 °F 17.9 °F 12.9 °F 49% 30.21 in 10.0 mi SSW 18.4 mph - N/A   Clear
6:53 PM 30.9 °F 18.1 °F 12.9 °F 47% 30.15 in 10.0 mi SSW 21.9 mph - N/A   Clear
7:53 PM 33.1 °F 20.6 °F 10.9 °F 40% 30.17 in 10.0 mi SW 23.0 mph 29.9 mph N/A   Scattered Clouds
8:53 PM 32.0 °F 20.5 °F 10.9 °F 42% 30.15 in 10.0 mi SW 18.4 mph - N/A   Scattered Clouds
9:53 PM 34.0 °F 21.5 °F 12.0 °F 40% 30.10 in 10.0 mi SSW 24.2 mph 28.8 mph N/A   Overcast
10:53 PM 35.1 °F 24.5 °F 12.0 °F 39% 30.09 in 10.0 mi SW 18.4 mph 26.5 mph N/A   Overcast
11:53 PM 34.0 °F 23.4 °F 14.0 °F 44% 30.07 in 10.0 mi SW 17.3 mph - N/A   Overcast