Weather History for Great Falls, MT

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Monday, January 7, 2013

  Actual Average Record
Temperature  
Mean Temperature 38 °F 25 °F  
Max Temperature 42 °F 35 °F 61 °F (2003)
Min Temperature 34 °F 14 °F -30 °F (1909)
Degree Days  
Heating Degree Days 27 40  
Month to date heating degree days 241 285  
Since 1 July heating degree days 3064 3502  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 22 °F    
Average Humidity 48    
Maximum Humidity 56    
Minimum Humidity 39    
Precipitation  
Precipitation 0.00 in 0.02 in 0.60 in (1962)
Month to date precipitation T 0.12  
Year to date precipitation T 0.12  
Snow  
Snow 0.00 in 0.30 in 6.40 in (1962)
Month to date snowfall T 2.1  
Since 1 July snowfall 32.3 25.3  
Snow Depth T in    
Sea Level Pressure  
Sea Level Pressure 29.79 in    
Wind  
Wind Speed 20 mph (SW)    
Max Wind Speed 31 mph    
Max Gust Speed 40 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 07, 2013 Rise Set
Actual Time 8:12 AM MST 4:52 PM MST
Civil Twilight 7:36 AM MST 5:27 PM MST
Nautical Twilight 6:58 AM MST 6:06 PM MST
Astronomical Twilight 6:21 AM MST 6:43 PM MST
Moon 3:35 AM MST (1/7) 1:09 PM MST (1/7)
Length of Visible Light 9h 50m
Length of Day
8h 39m
Waning Crescent, 22% of the Moon is Illuminated
Jan 7
Waning Crescent
Jan 11
New
Jan 18
First Quarter
Jan 26
Full
Feb 3
Last Quarter

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 35.1 °F 23.3 °F 19.9 °F 54% 29.92 in 10.0 mi SW 23.0 mph - N/A   Clear
1:53 AM 35.1 °F 23.3 °F 19.9 °F 54% 29.91 in 10.0 mi SW 23.0 mph 29.9 mph N/A   Clear
2:53 AM 36.0 °F 24.2 °F 19.9 °F 52% 29.91 in 10.0 mi SW 24.2 mph 31.1 mph N/A   Mostly Cloudy
3:53 AM 36.0 °F 24.7 °F 19.9 °F 52% 29.94 in 10.0 mi SW 21.9 mph 26.5 mph N/A   Clear
4:53 AM 36.0 °F 26.0 °F 19.9 °F 52% 29.94 in 10.0 mi SW 17.3 mph - N/A   Overcast
5:53 AM 36.0 °F 28.0 °F 19.9 °F 52% 29.95 in 10.0 mi SW 11.5 mph - N/A   Overcast
6:53 AM 35.1 °F 27.9 °F 21.0 °F 57% 29.95 in 10.0 mi SW 9.2 mph - N/A   Overcast
7:53 AM 36.0 °F 26.7 °F 19.9 °F 52% 29.94 in 10.0 mi SW 15.0 mph - N/A   Overcast
8:53 AM 36.0 °F 25.6 °F 21.0 °F 55% 29.91 in 10.0 mi SW 18.4 mph 25.3 mph N/A   Overcast
9:53 AM 36.0 °F 24.7 °F 21.0 °F 55% 29.90 in 10.0 mi SW 21.9 mph 28.8 mph N/A   Scattered Clouds
10:53 AM 39.0 °F 28.8 °F 21.0 °F 49% 29.87 in 10.0 mi SW 21.9 mph - N/A   Scattered Clouds
11:53 AM 39.9 °F 28.6 °F 19.0 °F 43% 29.81 in 10.0 mi SW 28.8 mph 36.8 mph N/A   Clear
12:53 PM 39.9 °F 30.2 °F 19.0 °F 43% 29.76 in 10.0 mi SW 20.7 mph 26.5 mph N/A   Clear
1:53 PM 42.1 °F 32.8 °F 19.9 °F 41% 29.73 in 10.0 mi SSW 21.9 mph 26.5 mph N/A   Partly Cloudy
2:53 PM 41.0 °F 32.5 °F 21.0 °F 45% 29.72 in 10.0 mi SW 17.3 mph 24.2 mph N/A   Mostly Cloudy
3:53 PM 41.0 °F 30.7 °F 21.9 °F 47% 29.68 in 10.0 mi SSW 25.3 mph 29.9 mph N/A   Overcast
4:53 PM 41.0 °F 30.9 °F 23.0 °F 49% 29.67 in 10.0 mi SSW 24.2 mph 36.8 mph N/A   Scattered Clouds
5:53 PM 39.9 °F 29.7 °F 24.1 °F 53% 29.65 in 10.0 mi SSW 23.0 mph 32.2 mph N/A   Scattered Clouds
6:53 PM 39.9 °F 30.5 °F 25.0 °F 55% 29.65 in 10.0 mi SSW 19.6 mph - N/A   Clear
7:53 PM 41.0 °F 30.9 °F 25.0 °F 53% 29.64 in 10.0 mi SW 24.2 mph 31.1 mph N/A   Clear
8:53 PM 41.0 °F 31.1 °F 26.1 °F 55% 29.62 in 10.0 mi SW 23.0 mph - N/A   Clear
9:53 PM 41.0 °F 31.6 °F 25.0 °F 53% 29.63 in 10.0 mi SW 20.7 mph - N/A   Partly Cloudy
10:53 PM 39.9 °F 31.8 °F 25.0 °F 55% 29.66 in 10.0 mi WSW 15.0 mph - N/A   Overcast
11:53 PM 42.1 °F 33.3 °F 25.0 °F 51% 29.67 in 10.0 mi SW 19.6 mph - N/A   Overcast